X-Git-Url: http://git.xonotic.org/?a=blobdiff_plain;f=model_brush.c;h=50e961e3a0375c6a34084ca5ae8d8fbad273fb70;hb=f5e83d62d46ade080beb825e4430f69be4859460;hp=af0093c5f3c90a55ff26262c570cdb55189cf029;hpb=aa2d8a45047185f5501e62b75b7839cc2bff2bb0;p=xonotic%2Fdarkplaces.git diff --git a/model_brush.c b/model_brush.c index af0093c5..50e961e3 100644 --- a/model_brush.c +++ b/model_brush.c @@ -27,23 +27,34 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. //cvar_t r_subdivide_size = {CVAR_SAVE, "r_subdivide_size", "128", "how large water polygons should be (smaller values produce more polygons which give better warping effects)"}; -cvar_t halflifebsp = {0, "halflifebsp", "0", "indicates the current map is hlbsp format (useful to know because of different bounding box sizes)"}; -cvar_t mcbsp = {0, "mcbsp", "0", "indicates the current map is mcbsp format (useful to know because of different bounding box sizes)"}; +cvar_t mod_bsp_portalize = {0, "mod_bsp_portalize", "1", "enables portal generation from BSP tree (may take several seconds per map), used by r_drawportals, r_useportalculling, r_shadow_realtime_world_compileportalculling, sv_cullentities_portal"}; cvar_t r_novis = {0, "r_novis", "0", "draws whole level, see also sv_cullentities_pvs 0"}; -cvar_t r_picmipworld = {CVAR_SAVE, "r_picmipworld", "1", "whether gl_picmip shall apply to world textures too"}; cvar_t r_nosurftextures = {0, "r_nosurftextures", "0", "pretends there was no texture lump found in the q1bsp/hlbsp loading (useful for debugging this rare case)"}; cvar_t r_subdivisions_tolerance = {0, "r_subdivisions_tolerance", "4", "maximum error tolerance on curve subdivision for rendering purposes (in other words, the curves will be given as many polygons as necessary to represent curves at this quality)"}; -cvar_t r_subdivisions_mintess = {0, "r_subdivisions_mintess", "1", "minimum number of subdivisions (values above 1 will smooth curves that don't need it)"}; +cvar_t r_subdivisions_mintess = {0, "r_subdivisions_mintess", "0", "minimum number of subdivisions (values above 0 will smooth curves that don't need it)"}; cvar_t r_subdivisions_maxtess = {0, "r_subdivisions_maxtess", "1024", "maximum number of subdivisions (prevents curves beyond a certain detail level, limits smoothing)"}; cvar_t r_subdivisions_maxvertices = {0, "r_subdivisions_maxvertices", "65536", "maximum vertices allowed per subdivided curve"}; cvar_t r_subdivisions_collision_tolerance = {0, "r_subdivisions_collision_tolerance", "15", "maximum error tolerance on curve subdivision for collision purposes (usually a larger error tolerance than for rendering)"}; -cvar_t r_subdivisions_collision_mintess = {0, "r_subdivisions_collision_mintess", "1", "minimum number of subdivisions (values above 1 will smooth curves that don't need it)"}; +cvar_t r_subdivisions_collision_mintess = {0, "r_subdivisions_collision_mintess", "0", "minimum number of subdivisions (values above 0 will smooth curves that don't need it)"}; cvar_t r_subdivisions_collision_maxtess = {0, "r_subdivisions_collision_maxtess", "1024", "maximum number of subdivisions (prevents curves beyond a certain detail level, limits smoothing)"}; cvar_t r_subdivisions_collision_maxvertices = {0, "r_subdivisions_collision_maxvertices", "4225", "maximum vertices allowed per subdivided curve"}; +cvar_t r_trippy = {0, "r_trippy", "0", "easter egg"}; +cvar_t mod_noshader_default_offsetmapping = {CVAR_SAVE, "mod_noshader_default_offsetmapping", "1", "use offsetmapping by default on all surfaces that are not using q3 shader files"}; cvar_t mod_q3bsp_curves_collisions = {0, "mod_q3bsp_curves_collisions", "1", "enables collisions with curves (SLOW)"}; +cvar_t mod_q3bsp_curves_collisions_stride = {0, "mod_q3bsp_curves_collisions_stride", "16", "collisions against curves: optimize performance by doing a combined collision check for this triangle amount first (-1 avoids any box tests)"}; +cvar_t mod_q3bsp_curves_stride = {0, "mod_q3bsp_curves_stride", "16", "particle effect collisions against curves: optimize performance by doing a combined collision check for this triangle amount first (-1 avoids any box tests)"}; cvar_t mod_q3bsp_optimizedtraceline = {0, "mod_q3bsp_optimizedtraceline", "1", "whether to use optimized traceline code for line traces (as opposed to tracebox code)"}; cvar_t mod_q3bsp_debugtracebrush = {0, "mod_q3bsp_debugtracebrush", "0", "selects different tracebrush bsp recursion algorithms (for debugging purposes only)"}; cvar_t mod_q3bsp_lightmapmergepower = {CVAR_SAVE, "mod_q3bsp_lightmapmergepower", "4", "merges the quake3 128x128 lightmap textures into larger lightmap group textures to speed up rendering, 1 = 256x256, 2 = 512x512, 3 = 1024x1024, 4 = 2048x2048, 5 = 4096x4096, ..."}; +cvar_t mod_q3bsp_nolightmaps = {CVAR_SAVE, "mod_q3bsp_nolightmaps", "0", "do not load lightmaps in Q3BSP maps (to save video RAM, but be warned: it looks ugly)"}; +cvar_t mod_q3bsp_tracelineofsight_brushes = {0, "mod_q3bsp_tracelineofsight_brushes", "0", "enables culling of entities behind detail brushes, curves, etc"}; +cvar_t mod_q3shader_default_offsetmapping = {CVAR_SAVE, "mod_q3shader_default_offsetmapping", "1", "use offsetmapping by default on all surfaces that are using q3 shader files"}; +cvar_t mod_q3shader_default_polygonfactor = {0, "mod_q3shader_default_polygonfactor", "0", "biases depth values of 'polygonoffset' shaders to prevent z-fighting artifacts"}; +cvar_t mod_q3shader_default_polygonoffset = {0, "mod_q3shader_default_polygonoffset", "-2", "biases depth values of 'polygonoffset' shaders to prevent z-fighting artifacts"}; + +cvar_t mod_q1bsp_polygoncollisions = {0, "mod_q1bsp_polygoncollisions", "0", "disables use of precomputed cliphulls and instead collides with polygons (uses Bounding Interval Hierarchy optimizations)"}; +cvar_t mod_collision_bih = {0, "mod_collision_bih", "1", "enables use of generated Bounding Interval Hierarchy tree instead of compiled bsp tree in collision code"}; +cvar_t mod_recalculatenodeboxes = {0, "mod_recalculatenodeboxes", "1", "enables use of generated node bounding boxes based on BSP tree portal reconstruction, rather than the node boxes supplied by the map compiler"}; static texture_t mod_q1bsp_texture_solid; static texture_t mod_q1bsp_texture_sky; @@ -54,10 +65,8 @@ static texture_t mod_q1bsp_texture_water; void Mod_BrushInit(void) { // Cvar_RegisterVariable(&r_subdivide_size); - Cvar_RegisterVariable(&halflifebsp); - Cvar_RegisterVariable(&mcbsp); + Cvar_RegisterVariable(&mod_bsp_portalize); Cvar_RegisterVariable(&r_novis); - Cvar_RegisterVariable(&r_picmipworld); Cvar_RegisterVariable(&r_nosurftextures); Cvar_RegisterVariable(&r_subdivisions_tolerance); Cvar_RegisterVariable(&r_subdivisions_mintess); @@ -67,10 +76,22 @@ void Mod_BrushInit(void) Cvar_RegisterVariable(&r_subdivisions_collision_mintess); Cvar_RegisterVariable(&r_subdivisions_collision_maxtess); Cvar_RegisterVariable(&r_subdivisions_collision_maxvertices); + Cvar_RegisterVariable(&r_trippy); + Cvar_RegisterVariable(&mod_noshader_default_offsetmapping); Cvar_RegisterVariable(&mod_q3bsp_curves_collisions); + Cvar_RegisterVariable(&mod_q3bsp_curves_collisions_stride); + Cvar_RegisterVariable(&mod_q3bsp_curves_stride); Cvar_RegisterVariable(&mod_q3bsp_optimizedtraceline); Cvar_RegisterVariable(&mod_q3bsp_debugtracebrush); Cvar_RegisterVariable(&mod_q3bsp_lightmapmergepower); + Cvar_RegisterVariable(&mod_q3bsp_nolightmaps); + Cvar_RegisterVariable(&mod_q3bsp_tracelineofsight_brushes); + Cvar_RegisterVariable(&mod_q3shader_default_offsetmapping); + Cvar_RegisterVariable(&mod_q3shader_default_polygonfactor); + Cvar_RegisterVariable(&mod_q3shader_default_polygonoffset); + Cvar_RegisterVariable(&mod_q1bsp_polygoncollisions); + Cvar_RegisterVariable(&mod_collision_bih); + Cvar_RegisterVariable(&mod_recalculatenodeboxes); memset(&mod_q1bsp_texture_solid, 0, sizeof(mod_q1bsp_texture_solid)); strlcpy(mod_q1bsp_texture_solid.name, "solid" , sizeof(mod_q1bsp_texture_solid.name)); @@ -98,7 +119,7 @@ void Mod_BrushInit(void) mod_q1bsp_texture_water.supercontents = SUPERCONTENTS_WATER; } -static mleaf_t *Mod_Q1BSP_PointInLeaf(model_t *model, const vec3_t p) +static mleaf_t *Mod_Q1BSP_PointInLeaf(dp_model_t *model, const vec3_t p) { mnode_t *node; @@ -114,7 +135,7 @@ static mleaf_t *Mod_Q1BSP_PointInLeaf(model_t *model, const vec3_t p) return (mleaf_t *)node; } -static void Mod_Q1BSP_AmbientSoundLevelsForPoint(model_t *model, const vec3_t p, unsigned char *out, int outsize) +static void Mod_Q1BSP_AmbientSoundLevelsForPoint(dp_model_t *model, const vec3_t p, unsigned char *out, int outsize) { int i; mleaf_t *leaf; @@ -133,14 +154,14 @@ static void Mod_Q1BSP_AmbientSoundLevelsForPoint(model_t *model, const vec3_t p, memset(out, 0, outsize); } -static int Mod_Q1BSP_FindBoxClusters(model_t *model, const vec3_t mins, const vec3_t maxs, int maxclusters, int *clusterlist) +static int Mod_Q1BSP_FindBoxClusters(dp_model_t *model, const vec3_t mins, const vec3_t maxs, int maxclusters, int *clusterlist) { int numclusters = 0; int nodestackindex = 0; mnode_t *node, *nodestack[1024]; if (!model->brush.num_pvsclusters) return -1; - node = model->brush.data_nodes; + node = model->brush.data_nodes + model->brushq1.hulls[0].firstclipnode; for (;;) { #if 1 @@ -199,13 +220,13 @@ static int Mod_Q1BSP_FindBoxClusters(model_t *model, const vec3_t mins, const ve return numclusters; } -static int Mod_Q1BSP_BoxTouchingPVS(model_t *model, const unsigned char *pvs, const vec3_t mins, const vec3_t maxs) +static int Mod_Q1BSP_BoxTouchingPVS(dp_model_t *model, const unsigned char *pvs, const vec3_t mins, const vec3_t maxs) { int nodestackindex = 0; mnode_t *node, *nodestack[1024]; if (!model->brush.num_pvsclusters) return true; - node = model->brush.data_nodes; + node = model->brush.data_nodes + model->brushq1.hulls[0].firstclipnode; for (;;) { #if 1 @@ -270,13 +291,13 @@ static int Mod_Q1BSP_BoxTouchingPVS(model_t *model, const unsigned char *pvs, co return false; } -static int Mod_Q1BSP_BoxTouchingLeafPVS(model_t *model, const unsigned char *pvs, const vec3_t mins, const vec3_t maxs) +static int Mod_Q1BSP_BoxTouchingLeafPVS(dp_model_t *model, const unsigned char *pvs, const vec3_t mins, const vec3_t maxs) { int nodestackindex = 0; mnode_t *node, *nodestack[1024]; if (!model->brush.num_leafs) return true; - node = model->brush.data_nodes; + node = model->brush.data_nodes + model->brushq1.hulls[0].firstclipnode; for (;;) { #if 1 @@ -341,13 +362,13 @@ static int Mod_Q1BSP_BoxTouchingLeafPVS(model_t *model, const unsigned char *pvs return false; } -static int Mod_Q1BSP_BoxTouchingVisibleLeafs(model_t *model, const unsigned char *visibleleafs, const vec3_t mins, const vec3_t maxs) +static int Mod_Q1BSP_BoxTouchingVisibleLeafs(dp_model_t *model, const unsigned char *visibleleafs, const vec3_t mins, const vec3_t maxs) { int nodestackindex = 0; mnode_t *node, *nodestack[1024]; if (!model->brush.num_leafs) return true; - node = model->brush.data_nodes; + node = model->brush.data_nodes + model->brushq1.hulls[0].firstclipnode; for (;;) { #if 1 @@ -413,107 +434,136 @@ static int Mod_Q1BSP_BoxTouchingVisibleLeafs(model_t *model, const unsigned char typedef struct findnonsolidlocationinfo_s { vec3_t center; + vec3_t absmin, absmax; vec_t radius; vec3_t nudge; vec_t bestdist; - model_t *model; + dp_model_t *model; } findnonsolidlocationinfo_t; -static void Mod_Q1BSP_FindNonSolidLocation_r_Leaf(findnonsolidlocationinfo_t *info, mleaf_t *leaf) +static void Mod_Q1BSP_FindNonSolidLocation_r_Triangle(findnonsolidlocationinfo_t *info, msurface_t *surface, int k) { - int i, surfacenum, k, *tri, *mark; + int i, *tri; float dist, f, vert[3][3], edge[3][3], facenormal[3], edgenormal[3][3], point[3]; + + tri = (info->model->surfmesh.data_element3i + 3 * surface->num_firsttriangle) + k * 3; + VectorCopy((info->model->surfmesh.data_vertex3f + tri[0] * 3), vert[0]); + VectorCopy((info->model->surfmesh.data_vertex3f + tri[1] * 3), vert[1]); + VectorCopy((info->model->surfmesh.data_vertex3f + tri[2] * 3), vert[2]); + VectorSubtract(vert[1], vert[0], edge[0]); + VectorSubtract(vert[2], vert[1], edge[1]); + CrossProduct(edge[1], edge[0], facenormal); + if (facenormal[0] || facenormal[1] || facenormal[2]) + { + VectorNormalize(facenormal); + f = DotProduct(info->center, facenormal) - DotProduct(vert[0], facenormal); + if (f <= info->bestdist && f >= -info->bestdist) + { + VectorSubtract(vert[0], vert[2], edge[2]); + VectorNormalize(edge[0]); + VectorNormalize(edge[1]); + VectorNormalize(edge[2]); + CrossProduct(facenormal, edge[0], edgenormal[0]); + CrossProduct(facenormal, edge[1], edgenormal[1]); + CrossProduct(facenormal, edge[2], edgenormal[2]); + // face distance + if (DotProduct(info->center, edgenormal[0]) < DotProduct(vert[0], edgenormal[0]) + && DotProduct(info->center, edgenormal[1]) < DotProduct(vert[1], edgenormal[1]) + && DotProduct(info->center, edgenormal[2]) < DotProduct(vert[2], edgenormal[2])) + { + // we got lucky, the center is within the face + dist = DotProduct(info->center, facenormal) - DotProduct(vert[0], facenormal); + if (dist < 0) + { + dist = -dist; + if (info->bestdist > dist) + { + info->bestdist = dist; + VectorScale(facenormal, (info->radius - -dist), info->nudge); + } + } + else + { + if (info->bestdist > dist) + { + info->bestdist = dist; + VectorScale(facenormal, (info->radius - dist), info->nudge); + } + } + } + else + { + // check which edge or vertex the center is nearest + for (i = 0;i < 3;i++) + { + f = DotProduct(info->center, edge[i]); + if (f >= DotProduct(vert[0], edge[i]) + && f <= DotProduct(vert[1], edge[i])) + { + // on edge + VectorMA(info->center, -f, edge[i], point); + dist = sqrt(DotProduct(point, point)); + if (info->bestdist > dist) + { + info->bestdist = dist; + VectorScale(point, (info->radius / dist), info->nudge); + } + // skip both vertex checks + // (both are further away than this edge) + i++; + } + else + { + // not on edge, check first vertex of edge + VectorSubtract(info->center, vert[i], point); + dist = sqrt(DotProduct(point, point)); + if (info->bestdist > dist) + { + info->bestdist = dist; + VectorScale(point, (info->radius / dist), info->nudge); + } + } + } + } + } + } +} + +static void Mod_Q1BSP_FindNonSolidLocation_r_Leaf(findnonsolidlocationinfo_t *info, mleaf_t *leaf) +{ + int surfacenum, k, *mark; msurface_t *surface; for (surfacenum = 0, mark = leaf->firstleafsurface;surfacenum < leaf->numleafsurfaces;surfacenum++, mark++) { surface = info->model->data_surfaces + *mark; if (surface->texture->supercontents & SUPERCONTENTS_SOLID) { - for (k = 0;k < surface->num_triangles;k++) + if(surface->deprecatedq3num_bboxstride > 0) { - tri = (info->model->surfmesh.data_element3i + 3 * surface->num_firsttriangle) + k * 3; - VectorCopy((info->model->surfmesh.data_vertex3f + tri[0] * 3), vert[0]); - VectorCopy((info->model->surfmesh.data_vertex3f + tri[1] * 3), vert[1]); - VectorCopy((info->model->surfmesh.data_vertex3f + tri[2] * 3), vert[2]); - VectorSubtract(vert[1], vert[0], edge[0]); - VectorSubtract(vert[2], vert[1], edge[1]); - CrossProduct(edge[1], edge[0], facenormal); - if (facenormal[0] || facenormal[1] || facenormal[2]) + int i, cnt, tri; + cnt = (surface->num_triangles + surface->deprecatedq3num_bboxstride - 1) / surface->deprecatedq3num_bboxstride; + for(i = 0; i < cnt; ++i) { - VectorNormalize(facenormal); - f = DotProduct(info->center, facenormal) - DotProduct(vert[0], facenormal); - if (f <= info->bestdist && f >= -info->bestdist) + if(BoxesOverlap(surface->deprecatedq3data_bbox6f + i * 6, surface->deprecatedq3data_bbox6f + i * 6 + 3, info->absmin, info->absmax)) { - VectorSubtract(vert[0], vert[2], edge[2]); - VectorNormalize(edge[0]); - VectorNormalize(edge[1]); - VectorNormalize(edge[2]); - CrossProduct(facenormal, edge[0], edgenormal[0]); - CrossProduct(facenormal, edge[1], edgenormal[1]); - CrossProduct(facenormal, edge[2], edgenormal[2]); - // face distance - if (DotProduct(info->center, edgenormal[0]) < DotProduct(vert[0], edgenormal[0]) - && DotProduct(info->center, edgenormal[1]) < DotProduct(vert[1], edgenormal[1]) - && DotProduct(info->center, edgenormal[2]) < DotProduct(vert[2], edgenormal[2])) - { - // we got lucky, the center is within the face - dist = DotProduct(info->center, facenormal) - DotProduct(vert[0], facenormal); - if (dist < 0) - { - dist = -dist; - if (info->bestdist > dist) - { - info->bestdist = dist; - VectorScale(facenormal, (info->radius - -dist), info->nudge); - } - } - else - { - if (info->bestdist > dist) - { - info->bestdist = dist; - VectorScale(facenormal, (info->radius - dist), info->nudge); - } - } - } - else + for(k = 0; k < surface->deprecatedq3num_bboxstride; ++k) { - // check which edge or vertex the center is nearest - for (i = 0;i < 3;i++) - { - f = DotProduct(info->center, edge[i]); - if (f >= DotProduct(vert[0], edge[i]) - && f <= DotProduct(vert[1], edge[i])) - { - // on edge - VectorMA(info->center, -f, edge[i], point); - dist = sqrt(DotProduct(point, point)); - if (info->bestdist > dist) - { - info->bestdist = dist; - VectorScale(point, (info->radius / dist), info->nudge); - } - // skip both vertex checks - // (both are further away than this edge) - i++; - } - else - { - // not on edge, check first vertex of edge - VectorSubtract(info->center, vert[i], point); - dist = sqrt(DotProduct(point, point)); - if (info->bestdist > dist) - { - info->bestdist = dist; - VectorScale(point, (info->radius / dist), info->nudge); - } - } - } + tri = i * surface->deprecatedq3num_bboxstride + k; + if(tri >= surface->num_triangles) + break; + Mod_Q1BSP_FindNonSolidLocation_r_Triangle(info, surface, tri); } } } } + else + { + for (k = 0;k < surface->num_triangles;k++) + { + Mod_Q1BSP_FindNonSolidLocation_r_Triangle(info, surface, k); + } + } } } } @@ -535,7 +585,7 @@ static void Mod_Q1BSP_FindNonSolidLocation_r(findnonsolidlocationinfo_t *info, m } } -static void Mod_Q1BSP_FindNonSolidLocation(model_t *model, const vec3_t in, vec3_t out, float radius) +static void Mod_Q1BSP_FindNonSolidLocation(dp_model_t *model, const vec3_t in, vec3_t out, float radius) { int i; findnonsolidlocationinfo_t info; @@ -552,6 +602,14 @@ static void Mod_Q1BSP_FindNonSolidLocation(model_t *model, const vec3_t in, vec3 { VectorClear(info.nudge); info.bestdist = radius; + VectorCopy(info.center, info.absmin); + VectorCopy(info.center, info.absmax); + info.absmin[0] -= info.radius + 1; + info.absmin[1] -= info.radius + 1; + info.absmin[2] -= info.radius + 1; + info.absmax[0] += info.radius + 1; + info.absmax[1] += info.radius + 1; + info.absmax[2] += info.radius + 1; Mod_Q1BSP_FindNonSolidLocation_r(&info, model->brush.data_nodes + model->brushq1.hulls[0].firstclipnode); VectorAdd(info.center, info.nudge, info.center); } @@ -559,14 +617,14 @@ static void Mod_Q1BSP_FindNonSolidLocation(model_t *model, const vec3_t in, vec3 VectorCopy(info.center, out); } -int Mod_Q1BSP_SuperContentsFromNativeContents(model_t *model, int nativecontents) +int Mod_Q1BSP_SuperContentsFromNativeContents(dp_model_t *model, int nativecontents) { switch(nativecontents) { case CONTENTS_EMPTY: return 0; case CONTENTS_SOLID: - return SUPERCONTENTS_SOLID; + return SUPERCONTENTS_SOLID | SUPERCONTENTS_OPAQUE; case CONTENTS_WATER: return SUPERCONTENTS_WATER; case CONTENTS_SLIME: @@ -574,12 +632,12 @@ int Mod_Q1BSP_SuperContentsFromNativeContents(model_t *model, int nativecontents case CONTENTS_LAVA: return SUPERCONTENTS_LAVA | SUPERCONTENTS_NODROP; case CONTENTS_SKY: - return SUPERCONTENTS_SKY | SUPERCONTENTS_NODROP; + return SUPERCONTENTS_SKY | SUPERCONTENTS_NODROP | SUPERCONTENTS_OPAQUE; // to match behaviour of Q3 maps, let sky count as opaque } return 0; } -int Mod_Q1BSP_NativeContentsFromSuperContents(model_t *model, int supercontents) +int Mod_Q1BSP_NativeContentsFromSuperContents(dp_model_t *model, int supercontents) { if (supercontents & (SUPERCONTENTS_SOLID | SUPERCONTENTS_BODY)) return CONTENTS_SOLID; @@ -783,8 +841,16 @@ loc0: //#if COLLISIONPARANOID < 2 static int Mod_Q1BSP_RecursiveHullCheckPoint(RecursiveHullCheckTraceInfo_t *t, int num) { + mplane_t *plane; + mclipnode_t *nodes = t->hull->clipnodes; + mplane_t *planes = t->hull->planes; + vec3_t point; + VectorCopy(t->start, point); while (num >= 0) - num = t->hull->clipnodes[num].children[(t->hull->planes[t->hull->clipnodes[num].planenum].type < 3 ? t->start[t->hull->planes[t->hull->clipnodes[num].planenum].type] : DotProduct(t->hull->planes[t->hull->clipnodes[num].planenum].normal, t->start)) < t->hull->planes[t->hull->clipnodes[num].planenum].dist]; + { + plane = planes + nodes[num].planenum; + num = nodes[num].children[(plane->type < 3 ? point[plane->type] : DotProduct(plane->normal, point)) < plane->dist]; + } num = Mod_Q1BSP_SuperContentsFromNativeContents(NULL, num); t->trace->startsupercontents |= num; if (num & SUPERCONTENTS_LIQUIDSMASK) @@ -804,12 +870,32 @@ static int Mod_Q1BSP_RecursiveHullCheckPoint(RecursiveHullCheckTraceInfo_t *t, i } //#endif -static void Mod_Q1BSP_TraceBox(struct model_s *model, int frame, trace_t *trace, const vec3_t start, const vec3_t boxmins, const vec3_t boxmaxs, const vec3_t end, int hitsupercontentsmask) +static void Mod_Q1BSP_TracePoint(struct model_s *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, int hitsupercontentsmask) +{ + RecursiveHullCheckTraceInfo_t rhc; + + memset(&rhc, 0, sizeof(rhc)); + memset(trace, 0, sizeof(trace_t)); + rhc.trace = trace; + rhc.trace->fraction = 1; + rhc.trace->realfraction = 1; + rhc.trace->allsolid = true; + rhc.hull = &model->brushq1.hulls[0]; // 0x0x0 + VectorCopy(start, rhc.start); + VectorCopy(start, rhc.end); + Mod_Q1BSP_RecursiveHullCheckPoint(&rhc, rhc.hull->firstclipnode); +} + +static void Mod_Q1BSP_TraceLine(struct model_s *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, const vec3_t end, int hitsupercontentsmask) { - // this function currently only supports same size start and end - double boxsize[3]; RecursiveHullCheckTraceInfo_t rhc; + if (VectorCompare(start, end)) + { + Mod_Q1BSP_TracePoint(model, frameblend, skeleton, trace, start, hitsupercontentsmask); + return; + } + memset(&rhc, 0, sizeof(rhc)); memset(trace, 0, sizeof(trace_t)); rhc.trace = trace; @@ -817,32 +903,66 @@ static void Mod_Q1BSP_TraceBox(struct model_s *model, int frame, trace_t *trace, rhc.trace->fraction = 1; rhc.trace->realfraction = 1; rhc.trace->allsolid = true; - VectorSubtract(boxmaxs, boxmins, boxsize); - if (boxsize[0] < 3) - rhc.hull = &model->brushq1.hulls[0]; // 0x0x0 - else if (model->brush.ismcbsp) + rhc.hull = &model->brushq1.hulls[0]; // 0x0x0 + VectorCopy(start, rhc.start); + VectorCopy(end, rhc.end); + VectorSubtract(rhc.end, rhc.start, rhc.dist); +#if COLLISIONPARANOID >= 2 + Con_Printf("t(%f %f %f,%f %f %f)", rhc.start[0], rhc.start[1], rhc.start[2], rhc.end[0], rhc.end[1], rhc.end[2]); + Mod_Q1BSP_RecursiveHullCheck(&rhc, rhc.hull->firstclipnode, 0, 1, rhc.start, rhc.end); { - int i; - float vdist, dist; - int vdisti = 0; - vdist = 0; // shut up compiler warning + double test[3]; + trace_t testtrace; + VectorLerp(rhc.start, rhc.trace->fraction, rhc.end, test); + memset(&testtrace, 0, sizeof(trace_t)); + rhc.trace = &testtrace; + rhc.trace->hitsupercontentsmask = hitsupercontentsmask; + rhc.trace->fraction = 1; + rhc.trace->realfraction = 1; + rhc.trace->allsolid = true; + VectorCopy(test, rhc.start); + VectorCopy(test, rhc.end); + VectorClear(rhc.dist); + Mod_Q1BSP_RecursiveHullCheckPoint(&rhc, rhc.hull->firstclipnode); + //Mod_Q1BSP_RecursiveHullCheck(&rhc, rhc.hull->firstclipnode, 0, 1, test, test); + if (!trace->startsolid && testtrace.startsolid) + Con_Printf(" - ended in solid!\n"); + } + Con_Print("\n"); +#else + if (VectorLength2(rhc.dist)) + Mod_Q1BSP_RecursiveHullCheck(&rhc, rhc.hull->firstclipnode, 0, 1, rhc.start, rhc.end); + else + Mod_Q1BSP_RecursiveHullCheckPoint(&rhc, rhc.hull->firstclipnode); +#endif +} - // find the closest hull size (this algorithm probably sucks, a qc field to override it might be in order...) - for (i = 1; i < model->brushq1.numhulls; i++) - { - dist = fabs(model->brushq1.hulls[i].clip_size[0] - boxsize[0]) + - fabs(model->brushq1.hulls[i].clip_size[1] - boxsize[1]) + - fabs(model->brushq1.hulls[i].clip_size[2] - boxsize[2]) * 0.25; +static void Mod_Q1BSP_TraceBox(struct model_s *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, const vec3_t boxmins, const vec3_t boxmaxs, const vec3_t end, int hitsupercontentsmask) +{ + // this function currently only supports same size start and end + double boxsize[3]; + RecursiveHullCheckTraceInfo_t rhc; - if (!vdisti || dist < vdist) - { - vdisti = i; - vdist = dist; - } - } - rhc.hull = &model->brushq1.hulls[vdisti]; + if (VectorCompare(boxmins, boxmaxs)) + { + if (VectorCompare(start, end)) + Mod_Q1BSP_TracePoint(model, frameblend, skeleton, trace, start, hitsupercontentsmask); + else + Mod_Q1BSP_TraceLine(model, frameblend, skeleton, trace, start, end, hitsupercontentsmask); + return; } + + memset(&rhc, 0, sizeof(rhc)); + memset(trace, 0, sizeof(trace_t)); + rhc.trace = trace; + rhc.trace->hitsupercontentsmask = hitsupercontentsmask; + rhc.trace->fraction = 1; + rhc.trace->realfraction = 1; + rhc.trace->allsolid = true; + VectorSubtract(boxmaxs, boxmins, boxsize); + if (boxsize[0] < 3) + rhc.hull = &model->brushq1.hulls[0]; // 0x0x0 else if (model->brush.ishlbsp) { // LordHavoc: this has to have a minor tolerance (the .1) because of @@ -900,11 +1020,27 @@ static void Mod_Q1BSP_TraceBox(struct model_s *model, int frame, trace_t *trace, #endif } -void Collision_ClipTrace_Box(trace_t *trace, const vec3_t cmins, const vec3_t cmaxs, const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int hitsupercontentsmask, int boxsupercontents, int boxq3surfaceflags, texture_t *boxtexture) +static int Mod_Q1BSP_PointSuperContents(struct model_s *model, int frame, const vec3_t point) +{ + int num = model->brushq1.hulls[0].firstclipnode; + mplane_t *plane; + mclipnode_t *nodes = model->brushq1.hulls[0].clipnodes; + mplane_t *planes = model->brushq1.hulls[0].planes; + while (num >= 0) + { + plane = planes + nodes[num].planenum; + num = nodes[num].children[(plane->type < 3 ? point[plane->type] : DotProduct(plane->normal, point)) < plane->dist]; + } + return Mod_Q1BSP_SuperContentsFromNativeContents(NULL, num); +} + +void Collision_ClipTrace_Box(trace_t *trace, const vec3_t cmins, const vec3_t cmaxs, const vec3_t start, const vec3_t mins, const vec3_t maxs, const vec3_t end, int hitsupercontentsmask, int boxsupercontents, int boxq3surfaceflags, const texture_t *boxtexture) { #if 1 colbrushf_t cbox; colplanef_t cbox_planes[6]; + cbox.isaabb = true; + cbox.hasaabbplanes = true; cbox.supercontents = boxsupercontents; cbox.numplanes = 6; cbox.numpoints = 0; @@ -1004,77 +1140,30 @@ void Collision_ClipTrace_Box(trace_t *trace, const vec3_t cmins, const vec3_t cm #endif } -static int Mod_Q1BSP_TraceLineOfSight_RecursiveNodeCheck(mnode_t *node, double p1[3], double p2[3]) +void Collision_ClipTrace_Point(trace_t *trace, const vec3_t cmins, const vec3_t cmaxs, const vec3_t start, int hitsupercontentsmask, int boxsupercontents, int boxq3surfaceflags, const texture_t *boxtexture) { - double t1, t2; - double midf, mid[3]; - int ret, side; - - // check for empty - while (node->plane) + memset(trace, 0, sizeof(trace_t)); + trace->fraction = 1; + trace->realfraction = 1; + if (BoxesOverlap(start, start, cmins, cmaxs)) { - // find the point distances - mplane_t *plane = node->plane; - if (plane->type < 3) - { - t1 = p1[plane->type] - plane->dist; - t2 = p2[plane->type] - plane->dist; - } - else - { - t1 = DotProduct (plane->normal, p1) - plane->dist; - t2 = DotProduct (plane->normal, p2) - plane->dist; - } - - if (t1 < 0) - { - if (t2 < 0) - { - node = node->children[1]; - continue; - } - side = 1; - } - else + trace->startsupercontents |= boxsupercontents; + if (hitsupercontentsmask & boxsupercontents) { - if (t2 >= 0) - { - node = node->children[0]; - continue; - } - side = 0; + trace->startsolid = true; + trace->allsolid = true; } - - midf = t1 / (t1 - t2); - VectorLerp(p1, midf, p2, mid); - - // recurse both sides, front side first - // return 2 if empty is followed by solid (hit something) - // do not return 2 if both are solid or both empty, - // or if start is solid and end is empty - // as these degenerate cases usually indicate the eye is in solid and - // should see the target point anyway - ret = Mod_Q1BSP_TraceLineOfSight_RecursiveNodeCheck(node->children[side ], p1, mid); - if (ret != 0) - return ret; - ret = Mod_Q1BSP_TraceLineOfSight_RecursiveNodeCheck(node->children[side ^ 1], mid, p2); - if (ret != 1) - return ret; - return 2; } - return ((mleaf_t *)node)->clusterindex < 0; } static qboolean Mod_Q1BSP_TraceLineOfSight(struct model_s *model, const vec3_t start, const vec3_t end) { - // this function currently only supports same size start and end - double tracestart[3], traceend[3]; - VectorCopy(start, tracestart); - VectorCopy(end, traceend); - return Mod_Q1BSP_TraceLineOfSight_RecursiveNodeCheck(model->brush.data_nodes, tracestart, traceend) != 2; + trace_t trace; + Mod_Q1BSP_TraceLine(model, NULL, NULL, &trace, start, end, SUPERCONTENTS_VISBLOCKERMASK); + return trace.fraction == 1; } -static int Mod_Q1BSP_LightPoint_RecursiveBSPNode(model_t *model, vec3_t ambientcolor, vec3_t diffusecolor, vec3_t diffusenormal, const mnode_t *node, float x, float y, float startz, float endz) +static int Mod_Q1BSP_LightPoint_RecursiveBSPNode(dp_model_t *model, vec3_t ambientcolor, vec3_t diffusecolor, vec3_t diffusenormal, const mnode_t *node, float x, float y, float startz, float endz) { int side; float front, back; @@ -1137,7 +1226,7 @@ loc0: surface = model->data_surfaces + node->firstsurface; for (i = 0;i < node->numsurfaces;i++, surface++) { - if (!(surface->texture->basematerialflags & MATERIALFLAG_WALL) || !surface->lightmapinfo->samples) + if (!(surface->texture->basematerialflags & MATERIALFLAG_WALL) || !surface->lightmapinfo || !surface->lightmapinfo->samples) continue; // no lightmaps // location we want to sample in the lightmap @@ -1172,7 +1261,7 @@ loc0: // bilinear filter each lightmap style, and sum them for (maps = 0;maps < MAXLIGHTMAPS && surface->lightmapinfo->styles[maps] != 255;maps++) { - scale = r_refdef.lightstylevalue[surface->lightmapinfo->styles[maps]]; + scale = r_refdef.scene.lightstylevalue[surface->lightmapinfo->styles[maps]]; w = w00 * scale;VectorMA(ambientcolor, w, lightmap , ambientcolor); w = w01 * scale;VectorMA(ambientcolor, w, lightmap + 3 , ambientcolor); w = w10 * scale;VectorMA(ambientcolor, w, lightmap + line3 , ambientcolor); @@ -1193,7 +1282,7 @@ loc0: } } -void Mod_Q1BSP_LightPoint(model_t *model, const vec3_t p, vec3_t ambientcolor, vec3_t diffusecolor, vec3_t diffusenormal) +void Mod_Q1BSP_LightPoint(dp_model_t *model, const vec3_t p, vec3_t ambientcolor, vec3_t diffusecolor, vec3_t diffusenormal) { // pretend lighting is coming down from above (due to lack of a lightgrid to know primary lighting direction) VectorSet(diffusenormal, 0, 0, 1); @@ -1208,38 +1297,220 @@ void Mod_Q1BSP_LightPoint(model_t *model, const vec3_t p, vec3_t ambientcolor, v Mod_Q1BSP_LightPoint_RecursiveBSPNode(model, ambientcolor, diffusecolor, diffusenormal, model->brush.data_nodes + model->brushq1.hulls[0].firstclipnode, p[0], p[1], p[2] + 0.125, p[2] - 65536); } -static void Mod_Q1BSP_DecompressVis(const unsigned char *in, const unsigned char *inend, unsigned char *out, unsigned char *outend) +static const texture_t *Mod_Q1BSP_TraceLineAgainstSurfacesFindTextureOnNode(RecursiveHullCheckTraceInfo_t *t, const dp_model_t *model, const mnode_t *node, double mid[3]) { - int c; - unsigned char *outstart = out; - while (out < outend) + int i; + int j; + int k; + const msurface_t *surface; + float normal[3]; + float v0[3]; + float v1[3]; + float edgedir[3]; + float edgenormal[3]; + float p[4]; + float midf; + float t1; + float t2; + VectorCopy(mid, p); + p[3] = 1; + surface = model->data_surfaces + node->firstsurface; + for (i = 0;i < node->numsurfaces;i++, surface++) + { + // skip surfaces whose bounding box does not include the point +// if (!BoxesOverlap(mid, mid, surface->mins, surface->maxs)) +// continue; + // skip faces with contents we don't care about + if (!(t->trace->hitsupercontentsmask & surface->texture->supercontents)) + continue; + // get the surface normal - since it is flat we know any vertex normal will suffice + VectorCopy(model->surfmesh.data_normal3f + 3 * surface->num_firstvertex, normal); + // skip backfaces + if (DotProduct(t->dist, normal) > 0) + continue; + // iterate edges and see if the point is outside one of them + for (j = 0, k = surface->num_vertices - 1;j < surface->num_vertices;k = j, j++) + { + VectorCopy(model->surfmesh.data_vertex3f + 3 * (surface->num_firstvertex + k), v0); + VectorCopy(model->surfmesh.data_vertex3f + 3 * (surface->num_firstvertex + j), v1); + VectorSubtract(v0, v1, edgedir); + CrossProduct(edgedir, normal, edgenormal); + if (DotProduct(edgenormal, p) > DotProduct(edgenormal, v0)) + break; + } + // if the point is outside one of the edges, it is not within the surface + if (j < surface->num_vertices) + continue; + + // we hit a surface, this is the impact point... + VectorCopy(normal, t->trace->plane.normal); + t->trace->plane.dist = DotProduct(normal, p); + + // calculate the true fraction + t1 = DotProduct(t->start, t->trace->plane.normal) - t->trace->plane.dist; + t2 = DotProduct(t->end, t->trace->plane.normal) - t->trace->plane.dist; + midf = t1 / (t1 - t2); + t->trace->realfraction = midf; + + // calculate the return fraction which is nudged off the surface a bit + midf = (t1 - DIST_EPSILON) / (t1 - t2); + t->trace->fraction = bound(0, midf, 1); + + if (collision_prefernudgedfraction.integer) + t->trace->realfraction = t->trace->fraction; + + t->trace->hittexture = surface->texture->currentframe; + t->trace->hitq3surfaceflags = t->trace->hittexture->surfaceflags; + t->trace->hitsupercontents = t->trace->hittexture->supercontents; + return surface->texture->currentframe; + } + return NULL; +} + +static int Mod_Q1BSP_TraceLineAgainstSurfacesRecursiveBSPNode(RecursiveHullCheckTraceInfo_t *t, const dp_model_t *model, const mnode_t *node, const double p1[3], const double p2[3]) +{ + const mplane_t *plane; + double t1, t2; + int side; + double midf, mid[3]; + const mleaf_t *leaf; + + while (node->plane) { - if (in == inend) + plane = node->plane; + if (plane->type < 3) { - Con_Printf("Mod_Q1BSP_DecompressVis: input underrun on model \"%s\" (decompressed %i of %i output bytes)\n", loadmodel->name, (int)(out - outstart), (int)(outend - outstart)); - return; + t1 = p1[plane->type] - plane->dist; + t2 = p2[plane->type] - plane->dist; } - c = *in++; - if (c) - *out++ = c; else { - if (in == inend) + t1 = DotProduct (plane->normal, p1) - plane->dist; + t2 = DotProduct (plane->normal, p2) - plane->dist; + } + if (t1 < 0) + { + if (t2 < 0) { - Con_Printf("Mod_Q1BSP_DecompressVis: input underrun (during zero-run) on model \"%s\" (decompressed %i of %i output bytes)\n", loadmodel->name, (int)(out - outstart), (int)(outend - outstart)); - return; + node = node->children[1]; + continue; } - for (c = *in++;c > 0;c--) + side = 1; + } + else + { + if (t2 >= 0) { - if (out == outend) - { - Con_Printf("Mod_Q1BSP_DecompressVis: output overrun on model \"%s\" (decompressed %i of %i output bytes)\n", loadmodel->name, (int)(out - outstart), (int)(outend - outstart)); - return; - } - *out++ = 0; + node = node->children[0]; + continue; } + side = 0; } - } + + // the line intersects, find intersection point + // LordHavoc: this uses the original trace for maximum accuracy + if (plane->type < 3) + { + t1 = t->start[plane->type] - plane->dist; + t2 = t->end[plane->type] - plane->dist; + } + else + { + t1 = DotProduct (plane->normal, t->start) - plane->dist; + t2 = DotProduct (plane->normal, t->end) - plane->dist; + } + + midf = t1 / (t1 - t2); + VectorMA(t->start, midf, t->dist, mid); + + // recurse both sides, front side first, return if we hit a surface + if (Mod_Q1BSP_TraceLineAgainstSurfacesRecursiveBSPNode(t, model, node->children[side], p1, mid) == HULLCHECKSTATE_DONE) + return HULLCHECKSTATE_DONE; + + // test each surface on the node + Mod_Q1BSP_TraceLineAgainstSurfacesFindTextureOnNode(t, model, node, mid); + if (t->trace->hittexture) + return HULLCHECKSTATE_DONE; + + // recurse back side + return Mod_Q1BSP_TraceLineAgainstSurfacesRecursiveBSPNode(t, model, node->children[side ^ 1], mid, p2); + } + leaf = (const mleaf_t *)node; + side = Mod_Q1BSP_SuperContentsFromNativeContents(NULL, leaf->contents); + if (!t->trace->startfound) + { + t->trace->startfound = true; + t->trace->startsupercontents |= side; + } + if (side & SUPERCONTENTS_LIQUIDSMASK) + t->trace->inwater = true; + if (side == 0) + t->trace->inopen = true; + if (side & t->trace->hitsupercontentsmask) + { + // if the first leaf is solid, set startsolid + if (t->trace->allsolid) + t->trace->startsolid = true; + return HULLCHECKSTATE_SOLID; + } + else + { + t->trace->allsolid = false; + return HULLCHECKSTATE_EMPTY; + } +} + +static void Mod_Q1BSP_TraceLineAgainstSurfaces(struct model_s *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, const vec3_t end, int hitsupercontentsmask) +{ + RecursiveHullCheckTraceInfo_t rhc; + + memset(&rhc, 0, sizeof(rhc)); + memset(trace, 0, sizeof(trace_t)); + rhc.trace = trace; + rhc.trace->hitsupercontentsmask = hitsupercontentsmask; + rhc.trace->fraction = 1; + rhc.trace->realfraction = 1; + rhc.trace->allsolid = true; + rhc.hull = &model->brushq1.hulls[0]; // 0x0x0 + VectorCopy(start, rhc.start); + VectorCopy(end, rhc.end); + VectorSubtract(rhc.end, rhc.start, rhc.dist); + Mod_Q1BSP_TraceLineAgainstSurfacesRecursiveBSPNode(&rhc, model, model->brush.data_nodes + rhc.hull->firstclipnode, rhc.start, rhc.end); + VectorMA(rhc.start, rhc.trace->fraction, rhc.dist, rhc.trace->endpos); +} + +static void Mod_Q1BSP_DecompressVis(const unsigned char *in, const unsigned char *inend, unsigned char *out, unsigned char *outend) +{ + int c; + unsigned char *outstart = out; + while (out < outend) + { + if (in == inend) + { + Con_Printf("Mod_Q1BSP_DecompressVis: input underrun on model \"%s\" (decompressed %i of %i output bytes)\n", loadmodel->name, (int)(out - outstart), (int)(outend - outstart)); + return; + } + c = *in++; + if (c) + *out++ = c; + else + { + if (in == inend) + { + Con_Printf("Mod_Q1BSP_DecompressVis: input underrun (during zero-run) on model \"%s\" (decompressed %i of %i output bytes)\n", loadmodel->name, (int)(out - outstart), (int)(outend - outstart)); + return; + } + for (c = *in++;c > 0;c--) + { + if (out == outend) + { + Con_Printf("Mod_Q1BSP_DecompressVis: output overrun on model \"%s\" (decompressed %i of %i output bytes)\n", loadmodel->name, (int)(out - outstart), (int)(outend - outstart)); + return; + } + *out++ = 0; + } + } + } } /* @@ -1251,8 +1522,11 @@ A sky texture is 256*128, with the right side being a masked overlay */ void R_Q1BSP_LoadSplitSky (unsigned char *src, int width, int height, int bytesperpixel) { - int i, j; - unsigned solidpixels[128*128], alphapixels[128*128]; + int x, y; + int w = width/2; + int h = height; + unsigned int *solidpixels = (unsigned int *)Mem_Alloc(tempmempool, w*h*sizeof(unsigned char[4])); + unsigned int *alphapixels = (unsigned int *)Mem_Alloc(tempmempool, w*h*sizeof(unsigned char[4])); // allocate a texture pool if we need it if (loadmodel->texturepool == NULL && cls.state != ca_dedicated) @@ -1260,12 +1534,12 @@ void R_Q1BSP_LoadSplitSky (unsigned char *src, int width, int height, int bytesp if (bytesperpixel == 4) { - for (i = 0;i < 128;i++) + for (y = 0;y < h;y++) { - for (j = 0;j < 128;j++) + for (x = 0;x < w;x++) { - solidpixels[(i*128) + j] = ((unsigned *)src)[i*256+j+128]; - alphapixels[(i*128) + j] = ((unsigned *)src)[i*256+j]; + solidpixels[y*w+x] = ((unsigned *)src)[y*width+x+w]; + alphapixels[y*w+x] = ((unsigned *)src)[y*width+x]; } } } @@ -1281,33 +1555,35 @@ void R_Q1BSP_LoadSplitSky (unsigned char *src, int width, int height, int bytesp } bgra; r = g = b = 0; - for (i = 0;i < 128;i++) + for (y = 0;y < h;y++) { - for (j = 0;j < 128;j++) + for (x = 0;x < w;x++) { - p = src[i*256 + j + 128]; + p = src[x*width+y+w]; r += palette_rgb[p][0]; g += palette_rgb[p][1]; b += palette_rgb[p][2]; } } - bgra.b[2] = r/(128*128); - bgra.b[1] = g/(128*128); - bgra.b[0] = b/(128*128); + bgra.b[2] = r/(w*h); + bgra.b[1] = g/(w*h); + bgra.b[0] = b/(w*h); bgra.b[3] = 0; - for (i = 0;i < 128;i++) + for (y = 0;y < h;y++) { - for (j = 0;j < 128;j++) + for (x = 0;x < w;x++) { - solidpixels[(i*128) + j] = palette_bgra_complete[src[i*256 + j + 128]]; - p = src[i*256 + j]; - alphapixels[(i*128) + j] = p ? palette_bgra_complete[p] : bgra.i; + solidpixels[y*w+x] = palette_bgra_complete[src[y*width+x+w]]; + p = src[y*width+x]; + alphapixels[y*w+x] = p ? palette_bgra_complete[p] : bgra.i; } } } - loadmodel->brush.solidskytexture = R_LoadTexture2D(loadmodel->texturepool, "sky_solidtexture", 128, 128, (unsigned char *) solidpixels, TEXTYPE_BGRA, TEXF_PRECACHE, NULL); - loadmodel->brush.alphaskytexture = R_LoadTexture2D(loadmodel->texturepool, "sky_alphatexture", 128, 128, (unsigned char *) alphapixels, TEXTYPE_BGRA, TEXF_ALPHA | TEXF_PRECACHE, NULL); + loadmodel->brush.solidskyskinframe = R_SkinFrame_LoadInternalBGRA("sky_solidtexture", 0 , (unsigned char *) solidpixels, w, h, vid.sRGB3D); + loadmodel->brush.alphaskyskinframe = R_SkinFrame_LoadInternalBGRA("sky_alphatexture", TEXF_ALPHA, (unsigned char *) alphapixels, w, h, vid.sRGB3D); + Mem_Free(solidpixels); + Mem_Free(alphapixels); } static void Mod_Q1BSP_LoadTextures(lump_t *l) @@ -1316,10 +1592,14 @@ static void Mod_Q1BSP_LoadTextures(lump_t *l) skinframe_t *skinframe; miptex_t *dmiptex; texture_t *tx, *tx2, *anims[10], *altanims[10]; + texture_t backuptex; dmiptexlump_t *m; unsigned char *data, *mtdata; const char *s; char mapname[MAX_QPATH], name[MAX_QPATH]; + unsigned char zeroopaque[4], zerotrans[4]; + Vector4Set(zeroopaque, 0, 0, 0, 255); + Vector4Set(zerotrans, 0, 0, 0, 128); loadmodel->data_textures = NULL; @@ -1356,17 +1636,16 @@ static void Mod_Q1BSP_LoadTextures(lump_t *l) tx->skinframerate = 1; tx->skinframes[0] = skinframe; tx->currentskinframe = tx->skinframes[0]; - tx->basematerialflags = 0; } + tx->basematerialflags = MATERIALFLAG_WALL; if (i == loadmodel->num_textures - 1) { - tx->basematerialflags |= MATERIALFLAG_WATER | MATERIALFLAG_LIGHTBOTHSIDES | MATERIALFLAG_NOSHADOW; + tx->basematerialflags |= MATERIALFLAG_WATERSCROLL | MATERIALFLAG_LIGHTBOTHSIDES | MATERIALFLAG_NOSHADOW; tx->supercontents = mod_q1bsp_texture_water.supercontents; tx->surfaceflags = mod_q1bsp_texture_water.surfaceflags; } else { - tx->basematerialflags |= MATERIALFLAG_WALL; tx->supercontents = mod_q1bsp_texture_solid.supercontents; tx->surfaceflags = mod_q1bsp_texture_solid.surfaceflags; } @@ -1379,6 +1658,11 @@ static void Mod_Q1BSP_LoadTextures(lump_t *l) Vector4Set(tx->refractcolor4f, 1, 1, 1, 1); tx->reflectfactor = 1; Vector4Set(tx->reflectcolor4f, 1, 1, 1, 1); + tx->r_water_wateralpha = 1; + tx->offsetmapping = OFFSETMAPPING_DEFAULT; + tx->offsetscale = 1; + tx->specularscalemod = 1; + tx->specularpowermod = 1; } if (!m) @@ -1410,13 +1694,13 @@ static void Mod_Q1BSP_LoadTextures(lump_t *l) // copy name, but only up to 16 characters // (the output buffer can hold more than this, but the input buffer is // only 16) - for (j = 0;dmiptex->name[j] && j < 16;j++) + for (j = 0;j < 16 && dmiptex->name[j];j++) name[j] = dmiptex->name[j]; name[j] = 0; if (!name[0]) { - sprintf(name, "unnamed%i", i); + dpsnprintf(name, sizeof(name), "unnamed%i", i); Con_DPrintf("%s: warning: renaming unnamed texture to %s\n", loadmodel->name, name); } @@ -1443,8 +1727,11 @@ static void Mod_Q1BSP_LoadTextures(lump_t *l) if (name[j] >= 'A' && name[j] <= 'Z') name[j] += 'a' - 'A'; - if (dmiptex->name[0] && Mod_LoadTextureFromQ3Shader(loadmodel->data_textures + i, name, true, false, false)) + // LordHavoc: backup the texture_t because q3 shader loading overwrites it + backuptex = loadmodel->data_textures[i]; + if (dmiptex->name[0] && Mod_LoadTextureFromQ3Shader(loadmodel->data_textures + i, name, false, false, 0)) continue; + loadmodel->data_textures[i] = backuptex; tx = loadmodel->data_textures + i; strlcpy(tx->name, name, sizeof(tx->name)); @@ -1483,25 +1770,26 @@ static void Mod_Q1BSP_LoadTextures(lump_t *l) if (cls.state != ca_dedicated) { // LordHavoc: HL sky textures are entirely different than quake - if (!loadmodel->brush.ishlbsp && !strncmp(tx->name, "sky", 3) && mtwidth == 256 && mtheight == 128) + if (!loadmodel->brush.ishlbsp && !strncmp(tx->name, "sky", 3) && mtwidth == mtheight * 2) { - if (loadmodel->isworldmodel) + data = loadimagepixelsbgra(gamemode == GAME_TENEBRAE ? tx->name : va("textures/%s/%s", mapname, tx->name), false, false, false, NULL); + if (!data) + data = loadimagepixelsbgra(gamemode == GAME_TENEBRAE ? tx->name : va("textures/%s", tx->name), false, false, false, NULL); + if (data && image_width == image_height * 2) { - data = loadimagepixelsbgra(tx->name, false, false); - if (data && image_width == 256 && image_height == 128) - { - R_Q1BSP_LoadSplitSky(data, image_width, image_height, 4); - Mem_Free(data); - } - else if (mtdata != NULL) - R_Q1BSP_LoadSplitSky(mtdata, mtwidth, mtheight, 1); + R_Q1BSP_LoadSplitSky(data, image_width, image_height, 4); + Mem_Free(data); } + else if (mtdata != NULL) + R_Q1BSP_LoadSplitSky(mtdata, mtwidth, mtheight, 1); } else { - skinframe = R_SkinFrame_LoadExternal(gamemode == GAME_TENEBRAE ? tx->name : va("textures/%s/%s", mapname, tx->name), TEXF_MIPMAP | TEXF_ALPHA | TEXF_PRECACHE | (r_picmipworld.integer ? TEXF_PICMIP : 0) | TEXF_COMPRESS, false); + skinframe = R_SkinFrame_LoadExternal(gamemode == GAME_TENEBRAE ? tx->name : va("textures/%s/%s", mapname, tx->name), TEXF_ALPHA | TEXF_MIPMAP | TEXF_ISWORLD | TEXF_PICMIP | TEXF_COMPRESS, false); if (!skinframe) - skinframe = R_SkinFrame_LoadExternal(gamemode == GAME_TENEBRAE ? tx->name : va("textures/%s", tx->name), TEXF_MIPMAP | TEXF_ALPHA | TEXF_PRECACHE | (r_picmipworld.integer ? TEXF_PICMIP : 0) | TEXF_COMPRESS, false); + skinframe = R_SkinFrame_LoadExternal(gamemode == GAME_TENEBRAE ? tx->name : va("textures/%s", tx->name), TEXF_ALPHA | TEXF_MIPMAP | TEXF_ISWORLD | TEXF_PICMIP | TEXF_COMPRESS, false); + if (skinframe) + tx->offsetmapping = OFFSETMAPPING_DEFAULT; // allow offsetmapping on external textures without a q3 shader if (!skinframe) { // did not find external texture, load it from the bsp or wad3 @@ -1518,40 +1806,56 @@ static void Mod_Q1BSP_LoadTextures(lump_t *l) { tx->width = image_width; tx->height = image_height; - skinframe = R_SkinFrame_LoadInternalBGRA(tx->name, TEXF_MIPMAP | TEXF_ALPHA | TEXF_PRECACHE | (r_picmipworld.integer ? TEXF_PICMIP : 0), pixels, image_width, image_height); + skinframe = R_SkinFrame_LoadInternalBGRA(tx->name, TEXF_ALPHA | TEXF_MIPMAP | TEXF_ISWORLD | TEXF_PICMIP, pixels, image_width, image_height, true); } if (freepixels) Mem_Free(freepixels); } else if (mtdata) // texture included - skinframe = R_SkinFrame_LoadInternalQuake(tx->name, TEXF_MIPMAP | TEXF_PRECACHE | (r_picmipworld.integer ? TEXF_PICMIP : 0), false, r_fullbrights.integer, mtdata, tx->width, tx->height); + skinframe = R_SkinFrame_LoadInternalQuake(tx->name, TEXF_MIPMAP | TEXF_ISWORLD | TEXF_PICMIP, false, r_fullbrights.integer, mtdata, tx->width, tx->height); } // if skinframe is still NULL the "missing" texture will be used if (skinframe) tx->skinframes[0] = skinframe; } + // LordHavoc: some Tenebrae textures get replaced by black + if (!strncmp(tx->name, "*glassmirror", 12)) // Tenebrae + tx->skinframes[0] = R_SkinFrame_LoadInternalBGRA(tx->name, TEXF_MIPMAP | TEXF_ALPHA, zerotrans, 1, 1, false); + else if (!strncmp(tx->name, "mirror", 6)) // Tenebrae + tx->skinframes[0] = R_SkinFrame_LoadInternalBGRA(tx->name, 0, zeroopaque, 1, 1, false); + } - tx->basematerialflags = 0; - if (tx->name[0] == '*') - { - // LordHavoc: some turbulent textures should not be affected by wateralpha - if (strncmp(tx->name,"*lava",5) - && strncmp(tx->name,"*teleport",9) - && strncmp(tx->name,"*rift",5)) // Scourge of Armagon texture - tx->basematerialflags |= MATERIALFLAG_WATERALPHA | MATERIALFLAG_NOSHADOW | MATERIALFLAG_WATERSHADER; - tx->basematerialflags |= MATERIALFLAG_WATER | MATERIALFLAG_LIGHTBOTHSIDES | MATERIALFLAG_NOSHADOW; - } - else if (!strncmp(tx->name, "sky", 3)) - tx->basematerialflags |= MATERIALFLAG_SKY | MATERIALFLAG_NOSHADOW; + tx->basematerialflags = MATERIALFLAG_WALL; + if (tx->name[0] == '*') + { + // LordHavoc: some turbulent textures should not be affected by wateralpha + if (!strncmp(tx->name, "*glassmirror", 12)) // Tenebrae + tx->basematerialflags |= MATERIALFLAG_NOSHADOW | MATERIALFLAG_ADD | MATERIALFLAG_BLENDED | MATERIALFLAG_REFLECTION; + else if (!strncmp(tx->name,"*lava",5) + || !strncmp(tx->name,"*teleport",9) + || !strncmp(tx->name,"*rift",5)) // Scourge of Armagon texture + tx->basematerialflags |= MATERIALFLAG_WATERSCROLL | MATERIALFLAG_LIGHTBOTHSIDES | MATERIALFLAG_NOSHADOW; else - tx->basematerialflags |= MATERIALFLAG_WALL; - if (tx->skinframes[0] && tx->skinframes[0]->fog) + tx->basematerialflags |= MATERIALFLAG_WATERSCROLL | MATERIALFLAG_LIGHTBOTHSIDES | MATERIALFLAG_NOSHADOW | MATERIALFLAG_WATERALPHA | MATERIALFLAG_WATERSHADER; + if (tx->skinframes[0] && tx->skinframes[0]->hasalpha) tx->basematerialflags |= MATERIALFLAG_ALPHA | MATERIALFLAG_BLENDED | MATERIALFLAG_NOSHADOW; - - // start out with no animation - tx->currentframe = tx; - tx->currentskinframe = tx->skinframes[0]; } + else if (!strncmp(tx->name, "mirror", 6)) // Tenebrae + { + // replace the texture with black + tx->basematerialflags |= MATERIALFLAG_REFLECTION; + } + else if (!strncmp(tx->name, "sky", 3)) + tx->basematerialflags = MATERIALFLAG_SKY | MATERIALFLAG_NOSHADOW; + else if (!strcmp(tx->name, "caulk")) + tx->basematerialflags = MATERIALFLAG_NODRAW | MATERIALFLAG_NOSHADOW; + else if (tx->skinframes[0] && tx->skinframes[0]->hasalpha) + tx->basematerialflags |= MATERIALFLAG_ALPHA | MATERIALFLAG_BLENDED | MATERIALFLAG_NOSHADOW; + + // start out with no animation + tx->currentframe = tx; + tx->currentskinframe = tx->skinframes[0]; + tx->currentmaterialflags = tx->basematerialflags; } // sequence the animations @@ -1669,11 +1973,6 @@ static void Mod_Q1BSP_LoadLighting(lump_t *l) for (i=0; ifilelen; i++) loadmodel->brushq1.lightdata[i] = mod_base[l->fileofs+i] >>= 1; } - else if (loadmodel->brush.ismcbsp) - { - loadmodel->brushq1.lightdata = (unsigned char *)Mem_Alloc(loadmodel->mempool, l->filelen); - memcpy(loadmodel->brushq1.lightdata, mod_base + l->fileofs, l->filelen); - } else // LordHavoc: bsp version 29 (normal white lighting) { // LordHavoc: hope is not lost yet, check for a .lit file to load @@ -1690,7 +1989,8 @@ static void Mod_Q1BSP_LoadLighting(lump_t *l) i = LittleLong(((int *)data)[1]); if (i == 1) { - Con_DPrintf("loaded %s\n", litfilename); + if (developer_loading.integer) + Con_Printf("loaded %s\n", litfilename); loadmodel->brushq1.lightdata = (unsigned char *)Mem_Alloc(loadmodel->mempool, filesize - 8); memcpy(loadmodel->brushq1.lightdata, data + 8, filesize - 8); Mem_Free(data); @@ -1702,7 +2002,8 @@ static void Mod_Q1BSP_LoadLighting(lump_t *l) i = LittleLong(((int *)data)[1]); if (i == 1) { - Con_DPrintf("loaded %s\n", dlitfilename); + if (developer_loading.integer) + Con_Printf("loaded %s\n", dlitfilename); loadmodel->brushq1.nmaplightdata = (unsigned char *)Mem_Alloc(loadmodel->mempool, filesize - 8); memcpy(loadmodel->brushq1.nmaplightdata, data + 8, filesize - 8); loadmodel->brushq3.deluxemapping_modelspace = false; @@ -1758,7 +2059,6 @@ static void Mod_Q1BSP_LoadVisibility(lump_t *l) static void Mod_Q1BSP_ParseWadsFromEntityLump(const char *data) { char key[128], value[4096]; - char wadname[128]; int i, j, k; if (!data) return; @@ -1800,9 +2100,7 @@ static void Mod_Q1BSP_ParseWadsFromEntityLump(const char *data) { k = value[i]; value[i] = 0; - strlcpy(wadname, "textures/", sizeof(wadname)); - strlcat(wadname, &value[j], sizeof(wadname)); - W_LoadTextureWadFile(wadname, false); + W_LoadTextureWadFile(&value[j], false); j = i+1; if (!k) break; @@ -1819,8 +2117,9 @@ static void Mod_Q1BSP_LoadEntities(lump_t *l) loadmodel->brush.entities = NULL; if (!l->filelen) return; - loadmodel->brush.entities = (char *)Mem_Alloc(loadmodel->mempool, l->filelen); + loadmodel->brush.entities = (char *)Mem_Alloc(loadmodel->mempool, l->filelen + 1); memcpy(loadmodel->brush.entities, mod_base + l->fileofs, l->filelen); + loadmodel->brush.entities[l->filelen] = 0; if (loadmodel->brush.ishlbsp) Mod_Q1BSP_ParseWadsFromEntityLump(loadmodel->brush.entities); } @@ -1931,6 +2230,9 @@ static void Mod_Q1BSP_LoadEdges(lump_t *l) if (out->v[0] >= loadmodel->brushq1.numvertexes || out->v[1] >= loadmodel->brushq1.numvertexes) { Con_Printf("Mod_Q1BSP_LoadEdges: %s has invalid vertex indices in edge %i (vertices %i %i >= numvertices %i)\n", loadmodel->name, i, out->v[0], out->v[1], loadmodel->brushq1.numvertexes); + if(!loadmodel->brushq1.numvertexes) + Host_Error("Mod_Q1BSP_LoadEdges: %s has edges but no vertexes, cannot fix\n", loadmodel->name); + out->v[0] = 0; out->v[1] = 0; } @@ -1973,7 +2275,7 @@ static void Mod_Q1BSP_LoadTexinfo(lump_t *l) { // if texture chosen is NULL or the shader needs a lightmap, // force to notexture water shader - if (out->texture == NULL || out->texture->basematerialflags & MATERIALFLAG_WALL) + if (out->texture == NULL) out->texture = loadmodel->data_textures + (loadmodel->num_textures - 1); } else @@ -2137,72 +2439,7 @@ static void Mod_Q1BSP_GenerateWarpMesh(msurface_t *surface) } #endif -struct alloc_lm_state -{ - int currentY; - int currentX; - int currentHeight; -}; - -static qboolean Mod_Q1BSP_AllocLightmapBlock(struct alloc_lm_state* state, int totalwidth, int totalheight, int blockwidth, int blockheight, int *outx, int *outy) -{ - if (state->currentX + blockwidth <= totalwidth) - { - *outx = state->currentX; - *outy = state->currentY; - if (state->currentX == 0) - /* Note: any following block has a height smaller or equal to - the current block's height due sorting. */ - state->currentHeight = blockheight; - state->currentX += blockwidth; - } - else - { - state->currentX = 0; - state->currentY += state->currentHeight; - if (state->currentY + blockheight <= totalheight) - { - *outx = state->currentX; - *outy = state->currentY; - /* Note: any following block has a height smaller or equal to - the current block's height due sorting. */ - state->currentHeight = blockheight; - state->currentX = blockwidth; - } - else - { - return false; - } - } - return true; -} - -struct lm_to_distribute -{ - int height; - int width; - msurface_t *surface; -}; - -static int lms_sort (const void* a, const void* b) -{ - const struct lm_to_distribute* lm1 = (struct lm_to_distribute*)a; - const struct lm_to_distribute* lm2 = (struct lm_to_distribute*)b; - - if (lm1->height < lm2->height) - return 1; - else if (lm1->height > lm2->height) - return -1; - - if (lm1->width < lm2->width) - return 1; - else if (lm1->width > lm2->width) - return -1; - - return 0; -} - -extern cvar_t gl_max_size; +extern cvar_t gl_max_lightmapsize; static void Mod_Q1BSP_LoadFaces(lump_t *l) { dface_t *in; @@ -2220,6 +2457,9 @@ static void Mod_Q1BSP_LoadFaces(lump_t *l) loadmodel->num_surfaces = count; + loadmodel->brushq1.firstrender = true; + loadmodel->brushq1.lightmapupdateflags = (unsigned char *)Mem_Alloc(loadmodel->mempool, count*sizeof(unsigned char)); + totalverts = 0; totaltris = 0; for (surfacenum = 0, in = (dface_t *)(mod_base + l->fileofs);surfacenum < count;surfacenum++, in++) @@ -2233,8 +2473,8 @@ static void Mod_Q1BSP_LoadFaces(lump_t *l) lightmaptexture = NULL; deluxemaptexture = r_texture_blanknormalmap; - lightmapnumber = 1; - lightmapsize = max(256, gl_max_size.integer); + lightmapnumber = 0; + lightmapsize = bound(256, gl_max_lightmapsize.integer, (int)vid.maxtexturesize_2d); totallightmapsamples = 0; totalverts = 0; @@ -2275,7 +2515,8 @@ static void Mod_Q1BSP_LoadFaces(lump_t *l) { int lindex = loadmodel->brushq1.surfedges[firstedge + i]; float s, t; - if (lindex > 0) + // note: the q1bsp format does not allow a 0 surfedge (it would have no negative counterpart) + if (lindex >= 0) VectorCopy(loadmodel->brushq1.vertexes[loadmodel->brushq1.edges[lindex].v[0]].position, (loadmodel->surfmesh.data_vertex3f + 3 * surface->num_firstvertex) + i * 3); else VectorCopy(loadmodel->brushq1.vertexes[loadmodel->brushq1.edges[-lindex].v[1]].position, (loadmodel->surfmesh.data_vertex3f + 3 * surface->num_firstvertex) + i * 3); @@ -2296,8 +2537,8 @@ static void Mod_Q1BSP_LoadFaces(lump_t *l) } // compile additional data about the surface geometry - Mod_BuildNormals(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, loadmodel->surfmesh.data_vertex3f, (loadmodel->surfmesh.data_element3i + 3 * surface->num_firsttriangle), loadmodel->surfmesh.data_normal3f, true); - Mod_BuildTextureVectorsFromNormals(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_texcoordtexture2f, loadmodel->surfmesh.data_normal3f, (loadmodel->surfmesh.data_element3i + 3 * surface->num_firsttriangle), loadmodel->surfmesh.data_svector3f, loadmodel->surfmesh.data_tvector3f, true); + Mod_BuildNormals(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, loadmodel->surfmesh.data_vertex3f, (loadmodel->surfmesh.data_element3i + 3 * surface->num_firsttriangle), loadmodel->surfmesh.data_normal3f, r_smoothnormals_areaweighting.integer != 0); + Mod_BuildTextureVectorsFromNormals(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_texcoordtexture2f, loadmodel->surfmesh.data_normal3f, (loadmodel->surfmesh.data_element3i + 3 * surface->num_firsttriangle), loadmodel->surfmesh.data_svector3f, loadmodel->surfmesh.data_tvector3f, r_smoothnormals_areaweighting.integer != 0); BoxFromPoints(surface->mins, surface->maxs, surface->num_vertices, (loadmodel->surfmesh.data_vertex3f + 3 * surface->num_firstvertex)); // generate surface extents information @@ -2332,13 +2573,15 @@ static void Mod_Q1BSP_LoadFaces(lump_t *l) if (i == -1) { surface->lightmapinfo->samples = NULL; +#if 1 // give non-lightmapped water a 1x white lightmap - if ((surface->texture->basematerialflags & MATERIALFLAG_WATER) && (surface->lightmapinfo->texinfo->flags & TEX_SPECIAL) && ssize <= 256 && tsize <= 256) + if (surface->texture->name[0] == '*' && (surface->lightmapinfo->texinfo->flags & TEX_SPECIAL) && ssize <= 256 && tsize <= 256) { surface->lightmapinfo->samples = (unsigned char *)Mem_Alloc(loadmodel->mempool, ssize * tsize * 3); surface->lightmapinfo->styles[0] = 0; memset(surface->lightmapinfo->samples, 128, ssize * tsize * 3); } +#endif } else if (loadmodel->brush.ishlbsp) // LordHavoc: HalfLife map (bsp version 30) surface->lightmapinfo->samples = loadmodel->brushq1.lightdata + i; @@ -2367,72 +2610,57 @@ static void Mod_Q1BSP_LoadFaces(lump_t *l) // additionally this is used by the later code to see if a // lightmap is needed on this surface (rather than duplicating the // logic above) - surface->cached_dlight = true; + loadmodel->brushq1.lightmapupdateflags[surfacenum] = true; + loadmodel->lit = true; } } // small maps (such as ammo boxes especially) don't need big lightmap // textures, so this code tries to guess a good size based on // totallightmapsamples (size of the lightmaps lump basically), as well as - // trying to max out the gl_max_size if there is a lot of lightmap data to - // store + // trying to max out the size if there is a lot of lightmap data to store // additionally, never choose a lightmapsize that is smaller than the // largest surface encountered (as it would fail) i = lightmapsize; - for (lightmapsize = 64; (lightmapsize < i) && (lightmapsize < gl_max_size.integer) && (totallightmapsamples > lightmapsize*lightmapsize); lightmapsize*=2) + for (lightmapsize = 64; (lightmapsize < i) && (lightmapsize < bound(128, gl_max_lightmapsize.integer, (int)vid.maxtexturesize_2d)) && (totallightmapsamples > lightmapsize*lightmapsize); lightmapsize*=2) ; // now that we've decided the lightmap texture size, we can do the rest if (cls.state != ca_dedicated) { - struct lm_to_distribute* lms = - (struct lm_to_distribute*)Mem_Alloc(loadmodel->mempool, count * sizeof (struct lm_to_distribute)); - int numLMs = 0; - struct alloc_lm_state allocState; - int l; + int stainmapsize = 0; + mod_alloclightmap_state_t allocState; + Mod_AllocLightmap_Init(&allocState, lightmapsize, lightmapsize); for (surfacenum = 0, surface = loadmodel->data_surfaces;surfacenum < count;surfacenum++, surface++) { - if (surface->cached_dlight) - { - ssize = (surface->lightmapinfo->extents[0] >> 4) + 1; - tsize = (surface->lightmapinfo->extents[1] >> 4) + 1; - lms[numLMs].width = ssize; - lms[numLMs].height = tsize; - lms[numLMs].surface = surface; - numLMs++; - } - } - qsort (lms, numLMs, sizeof (struct lm_to_distribute), &lms_sort); - for (l = 0; l < numLMs; l++) - { - int i, iu, iv, lightmapx, lightmapy; + int i, iu, iv, lightmapx = 0, lightmapy = 0; float u, v, ubase, vbase, uscale, vscale; - - surface = lms[l].surface; + + if (!loadmodel->brushq1.lightmapupdateflags[surfacenum]) + continue; smax = surface->lightmapinfo->extents[0] >> 4; tmax = surface->lightmapinfo->extents[1] >> 4; - ssize = lms[l].width; - tsize = lms[l].height; - - // stainmap for permanent marks on walls - surface->lightmapinfo->stainsamples = (unsigned char *)Mem_Alloc(loadmodel->mempool, ssize * tsize * 3); - // clear to white - memset(surface->lightmapinfo->stainsamples, 255, ssize * tsize * 3); - - if (!lightmaptexture || !Mod_Q1BSP_AllocLightmapBlock(&allocState, lightmapsize, lightmapsize, ssize, tsize, &lightmapx, &lightmapy)) + ssize = (surface->lightmapinfo->extents[0] >> 4) + 1; + tsize = (surface->lightmapinfo->extents[1] >> 4) + 1; + stainmapsize += ssize * tsize * 3; + + if (!lightmaptexture || !Mod_AllocLightmap_Block(&allocState, ssize, tsize, &lightmapx, &lightmapy)) { // allocate a texture pool if we need it if (loadmodel->texturepool == NULL) loadmodel->texturepool = R_AllocTexturePool(); // could not find room, make a new lightmap - lightmaptexture = R_LoadTexture2D(loadmodel->texturepool, va("lightmap%i", lightmapnumber), lightmapsize, lightmapsize, NULL, TEXTYPE_BGRA, TEXF_FORCELINEAR | TEXF_PRECACHE, NULL); + loadmodel->brushq3.num_mergedlightmaps = lightmapnumber + 1; + loadmodel->brushq3.data_lightmaps = (rtexture_t **)Mem_Realloc(loadmodel->mempool, loadmodel->brushq3.data_lightmaps, loadmodel->brushq3.num_mergedlightmaps * sizeof(loadmodel->brushq3.data_lightmaps[0])); + loadmodel->brushq3.data_deluxemaps = (rtexture_t **)Mem_Realloc(loadmodel->mempool, loadmodel->brushq3.data_deluxemaps, loadmodel->brushq3.num_mergedlightmaps * sizeof(loadmodel->brushq3.data_deluxemaps[0])); + loadmodel->brushq3.data_lightmaps[lightmapnumber] = lightmaptexture = R_LoadTexture2D(loadmodel->texturepool, va("lightmap%i", lightmapnumber), lightmapsize, lightmapsize, NULL, TEXTYPE_BGRA, TEXF_FORCELINEAR | TEXF_ALLOWUPDATES, -1, NULL); if (loadmodel->brushq1.nmaplightdata) - deluxemaptexture = R_LoadTexture2D(loadmodel->texturepool, va("deluxemap%i", lightmapnumber), lightmapsize, lightmapsize, NULL, TEXTYPE_BGRA, TEXF_FORCELINEAR | TEXF_PRECACHE, NULL); + loadmodel->brushq3.data_deluxemaps[lightmapnumber] = deluxemaptexture = R_LoadTexture2D(loadmodel->texturepool, va("deluxemap%i", lightmapnumber), lightmapsize, lightmapsize, NULL, TEXTYPE_BGRA, TEXF_FORCELINEAR | TEXF_ALLOWUPDATES, -1, NULL); lightmapnumber++; - memset (&allocState, 0, sizeof (allocState)); - Mod_Q1BSP_AllocLightmapBlock(&allocState, lightmapsize, lightmapsize, ssize, tsize, &lightmapx, &lightmapy); + Mod_AllocLightmap_Reset(&allocState); + Mod_AllocLightmap_Block(&allocState, ssize, tsize, &lightmapx, &lightmapy); } surface->lightmaptexture = lightmaptexture; surface->deluxemaptexture = deluxemaptexture; @@ -2457,8 +2685,29 @@ static void Mod_Q1BSP_LoadFaces(lump_t *l) } } - Mem_Free (lms); + if (cl_stainmaps.integer) + { + // allocate stainmaps for permanent marks on walls and clear white + unsigned char *stainsamples = NULL; + stainsamples = (unsigned char *)Mem_Alloc(loadmodel->mempool, stainmapsize); + memset(stainsamples, 255, stainmapsize); + // assign pointers + for (surfacenum = 0, surface = loadmodel->data_surfaces;surfacenum < count;surfacenum++, surface++) + { + if (!loadmodel->brushq1.lightmapupdateflags[surfacenum]) + continue; + ssize = (surface->lightmapinfo->extents[0] >> 4) + 1; + tsize = (surface->lightmapinfo->extents[1] >> 4) + 1; + surface->lightmapinfo->stainsamples = stainsamples; + stainsamples += ssize * tsize * 3; + } + } } + + // generate ushort elements array if possible + if (loadmodel->surfmesh.data_element3s) + for (i = 0;i < loadmodel->surfmesh.num_triangles*3;i++) + loadmodel->surfmesh.data_element3s[i] = loadmodel->surfmesh.data_element3i[i]; } static void Mod_Q1BSP_LoadNodes_RecursiveSetParent(mnode_t *node, mnode_t *parent) @@ -2508,6 +2757,8 @@ static void Mod_Q1BSP_LoadNodes(lump_t *l) if (l->filelen % sizeof(*in)) Host_Error("Mod_Q1BSP_LoadNodes: funny lump size in %s",loadmodel->name); count = l->filelen / sizeof(*in); + if (count == 0) + Host_Error("Mod_Q1BSP_LoadNodes: missing BSP tree in %s",loadmodel->name); out = (mnode_t *)Mem_Alloc(loadmodel->mempool, count*sizeof(*out)); loadmodel->brush.data_nodes = out; @@ -2598,7 +2849,7 @@ static void Mod_Q1BSP_LoadLeafs(lump_t *l) out->firstleafsurface = loadmodel->brush.data_leafsurfaces + (unsigned short)LittleShort(in->firstmarksurface); out->numleafsurfaces = (unsigned short)LittleShort(in->nummarksurfaces); - if (out->firstleafsurface < 0 || (unsigned short)LittleShort(in->firstmarksurface) + out->numleafsurfaces > loadmodel->brush.num_leafsurfaces) + if ((unsigned short)LittleShort(in->firstmarksurface) + out->numleafsurfaces > loadmodel->brush.num_leafsurfaces) { Con_Printf("Mod_Q1BSP_LoadLeafs: invalid leafsurface range %i:%i outside range %i:%i\n", (int)(out->firstleafsurface - loadmodel->brush.data_leafsurfaces), (int)(out->firstleafsurface + out->numleafsurfaces - loadmodel->brush.data_leafsurfaces), 0, loadmodel->brush.num_leafsurfaces); out->firstleafsurface = NULL; @@ -2631,11 +2882,14 @@ qboolean Mod_Q1BSP_CheckWaterAlphaSupport(void) int i, j; mleaf_t *leaf; const unsigned char *pvs; + // if there's no vis data, assume supported (because everything is visible all the time) + if (!loadmodel->brush.data_pvsclusters) + return true; // check all liquid leafs to see if they can see into empty leafs, if any // can we can assume this map supports r_wateralpha for (i = 0, leaf = loadmodel->brush.data_leafs;i < loadmodel->brush.num_leafs;i++, leaf++) { - if ((leaf->contents == CONTENTS_WATER || leaf->contents == CONTENTS_SLIME) && (leaf->clusterindex >= 0 && loadmodel->brush.data_pvsclusters)) + if ((leaf->contents == CONTENTS_WATER || leaf->contents == CONTENTS_SLIME) && leaf->clusterindex >= 0) { pvs = loadmodel->brush.data_pvsclusters + leaf->clusterindex * loadmodel->brush.num_pvsclusterbytes; for (j = 0;j < loadmodel->brush.num_leafs;j++) @@ -2662,7 +2916,7 @@ static void Mod_Q1BSP_LoadClipnodes(lump_t *l, hullinfo_t *hullinfo) loadmodel->brushq1.clipnodes = out; loadmodel->brushq1.numclipnodes = count; - for (i = 1; i < hullinfo->numhulls; i++) + for (i = 1; i < MAX_MAP_HULLS; i++) { hull = &loadmodel->brushq1.hulls[i]; hull->clipnodes = out; @@ -2888,26 +3142,7 @@ typedef struct portal_s } portal_t; -static portal_t *portalchain; - -/* -=========== -AllocPortal -=========== -*/ -static portal_t *AllocPortal(void) -{ - portal_t *p; - p = (portal_t *)Mem_Alloc(loadmodel->mempool, sizeof(portal_t)); - p->chain = portalchain; - portalchain = p; - return p; -} - -static void FreePortal(portal_t *p) -{ - Mem_Free(p); -} +static memexpandablearray_t portalarray; static void Mod_Q1BSP_RecursiveRecalcNodeBBox(mnode_t *node) { @@ -2930,8 +3165,8 @@ static void Mod_Q1BSP_RecursiveRecalcNodeBBox(mnode_t *node) static void Mod_Q1BSP_FinalizePortals(void) { - int i, j, numportals, numpoints; - portal_t *p, *pnext; + int i, j, numportals, numpoints, portalindex, portalrange = Mem_ExpandableArray_IndexRange(&portalarray); + portal_t *p; mportal_t *portal; mvertex_t *point; mleaf_t *leaf, *endleaf; @@ -2940,16 +3175,21 @@ static void Mod_Q1BSP_FinalizePortals(void) // leafs (because qbsp is very sloppy) leaf = loadmodel->brush.data_leafs; endleaf = leaf + loadmodel->brush.num_leafs; - for (;leaf < endleaf;leaf++) + if (mod_recalculatenodeboxes.integer) { - VectorSet(leaf->mins, 2000000000, 2000000000, 2000000000); - VectorSet(leaf->maxs, -2000000000, -2000000000, -2000000000); + for (;leaf < endleaf;leaf++) + { + VectorSet(leaf->mins, 2000000000, 2000000000, 2000000000); + VectorSet(leaf->maxs, -2000000000, -2000000000, -2000000000); + } } - p = portalchain; numportals = 0; numpoints = 0; - while (p) + for (portalindex = 0;portalindex < portalrange;portalindex++) { + p = (portal_t*)Mem_ExpandableArray_RecordAtIndex(&portalarray, portalindex); + if (!p) + continue; // note: this check must match the one below or it will usually corrupt memory // the nodes[0] != nodes[1] check is because leaf 0 is the shared solid leaf, it can have many portals inside with leaf 0 on both sides if (p->numpoints >= 3 && p->nodes[0] != p->nodes[1] && ((mleaf_t *)p->nodes[0])->clusterindex >= 0 && ((mleaf_t *)p->nodes[1])->clusterindex >= 0) @@ -2957,7 +3197,6 @@ static void Mod_Q1BSP_FinalizePortals(void) numportals += 2; numpoints += p->numpoints * 2; } - p = p->chain; } loadmodel->brush.data_portals = (mportal_t *)Mem_Alloc(loadmodel->mempool, numportals * sizeof(mportal_t) + numpoints * sizeof(mvertex_t)); loadmodel->brush.num_portals = numportals; @@ -2969,12 +3208,11 @@ static void Mod_Q1BSP_FinalizePortals(void) // process all portals in the global portal chain, while freeing them portal = loadmodel->brush.data_portals; point = loadmodel->brush.data_portalpoints; - p = portalchain; - portalchain = NULL; - while (p) + for (portalindex = 0;portalindex < portalrange;portalindex++) { - pnext = p->chain; - + p = (portal_t*)Mem_ExpandableArray_RecordAtIndex(&portalarray, portalindex); + if (!p) + continue; if (p->numpoints >= 3 && p->nodes[0] != p->nodes[1]) { // note: this check must match the one above or it will usually corrupt memory @@ -3028,25 +3266,27 @@ static void Mod_Q1BSP_FinalizePortals(void) portal++; } // add the portal's polygon points to the leaf bounding boxes - for (i = 0;i < 2;i++) + if (mod_recalculatenodeboxes.integer) { - leaf = (mleaf_t *)p->nodes[i]; - for (j = 0;j < p->numpoints;j++) + for (i = 0;i < 2;i++) { - if (leaf->mins[0] > p->points[j*3+0]) leaf->mins[0] = p->points[j*3+0]; - if (leaf->mins[1] > p->points[j*3+1]) leaf->mins[1] = p->points[j*3+1]; - if (leaf->mins[2] > p->points[j*3+2]) leaf->mins[2] = p->points[j*3+2]; - if (leaf->maxs[0] < p->points[j*3+0]) leaf->maxs[0] = p->points[j*3+0]; - if (leaf->maxs[1] < p->points[j*3+1]) leaf->maxs[1] = p->points[j*3+1]; - if (leaf->maxs[2] < p->points[j*3+2]) leaf->maxs[2] = p->points[j*3+2]; + leaf = (mleaf_t *)p->nodes[i]; + for (j = 0;j < p->numpoints;j++) + { + if (leaf->mins[0] > p->points[j*3+0]) leaf->mins[0] = p->points[j*3+0]; + if (leaf->mins[1] > p->points[j*3+1]) leaf->mins[1] = p->points[j*3+1]; + if (leaf->mins[2] > p->points[j*3+2]) leaf->mins[2] = p->points[j*3+2]; + if (leaf->maxs[0] < p->points[j*3+0]) leaf->maxs[0] = p->points[j*3+0]; + if (leaf->maxs[1] < p->points[j*3+1]) leaf->maxs[1] = p->points[j*3+1]; + if (leaf->maxs[2] < p->points[j*3+2]) leaf->maxs[2] = p->points[j*3+2]; + } } } } - FreePortal(p); - p = pnext; } // now recalculate the node bounding boxes from the leafs - Mod_Q1BSP_RecursiveRecalcNodeBBox(loadmodel->brush.data_nodes); + if (mod_recalculatenodeboxes.integer) + Mod_Q1BSP_RecursiveRecalcNodeBBox(loadmodel->brush.data_nodes + loadmodel->brushq1.hulls[0].firstclipnode); } /* @@ -3123,6 +3363,9 @@ static void RemovePortalFromNodes(portal_t *portal) } #define PORTAL_DIST_EPSILON (1.0 / 32.0) +static double *portalpointsbuffer; +static int portalpointsbufferoffset; +static int portalpointsbuffersize; static void Mod_Q1BSP_RecursiveNodePortals(mnode_t *node) { int i, side; @@ -3130,12 +3373,23 @@ static void Mod_Q1BSP_RecursiveNodePortals(mnode_t *node) mplane_t clipplane, *plane; portal_t *portal, *nextportal, *nodeportal, *splitportal, *temp; int numfrontpoints, numbackpoints; - double frontpoints[3*MAX_PORTALPOINTS], backpoints[3*MAX_PORTALPOINTS]; + double *frontpoints, *backpoints; // if a leaf, we're done if (!node->plane) return; + // get some space for our clipping operations to use + if (portalpointsbuffersize < portalpointsbufferoffset + 6*MAX_PORTALPOINTS) + { + portalpointsbuffersize = portalpointsbufferoffset * 2; + portalpointsbuffer = (double *)Mem_Realloc(loadmodel->mempool, portalpointsbuffer, portalpointsbuffersize * sizeof(*portalpointsbuffer)); + } + frontpoints = portalpointsbuffer + portalpointsbufferoffset; + portalpointsbufferoffset += 3*MAX_PORTALPOINTS; + backpoints = portalpointsbuffer + portalpointsbufferoffset; + portalpointsbufferoffset += 3*MAX_PORTALPOINTS; + plane = node->plane; front = node->children[0]; @@ -3145,7 +3399,7 @@ static void Mod_Q1BSP_RecursiveNodePortals(mnode_t *node) // create the new portal by generating a polygon for the node plane, // and clipping it by all of the other portals(which came from nodes above this one) - nodeportal = AllocPortal(); + nodeportal = (portal_t *)Mem_ExpandableArray_AllocRecord(&portalarray); nodeportal->plane = *plane; // TODO: calculate node bounding boxes during recursion and calculate a maximum plane size accordingly to improve precision (as most maps do not need 1 billion unit plane polygons) @@ -3228,7 +3482,7 @@ static void Mod_Q1BSP_RecursiveNodePortals(mnode_t *node) } // the portal is split - splitportal = AllocPortal(); + splitportal = (portal_t *)Mem_ExpandableArray_AllocRecord(&portalarray); temp = splitportal->chain; *splitportal = *portal; splitportal->chain = temp; @@ -3253,21 +3507,31 @@ static void Mod_Q1BSP_RecursiveNodePortals(mnode_t *node) Mod_Q1BSP_RecursiveNodePortals(front); Mod_Q1BSP_RecursiveNodePortals(back); + + portalpointsbufferoffset -= 6*MAX_PORTALPOINTS; } static void Mod_Q1BSP_MakePortals(void) { - portalchain = NULL; - Mod_Q1BSP_RecursiveNodePortals(loadmodel->brush.data_nodes); + Mem_ExpandableArray_NewArray(&portalarray, loadmodel->mempool, sizeof(portal_t), 1020*1024/sizeof(portal_t)); + portalpointsbufferoffset = 0; + portalpointsbuffersize = 6*MAX_PORTALPOINTS*128; + portalpointsbuffer = (double *)Mem_Alloc(loadmodel->mempool, portalpointsbuffersize * sizeof(*portalpointsbuffer)); + Mod_Q1BSP_RecursiveNodePortals(loadmodel->brush.data_nodes + loadmodel->brushq1.hulls[0].firstclipnode); + Mem_Free(portalpointsbuffer); + portalpointsbuffer = NULL; + portalpointsbufferoffset = 0; + portalpointsbuffersize = 0; Mod_Q1BSP_FinalizePortals(); + Mem_ExpandableArray_FreeArray(&portalarray); } //Returns PVS data for a given point //(note: can return NULL) -static unsigned char *Mod_Q1BSP_GetPVS(model_t *model, const vec3_t p) +static unsigned char *Mod_Q1BSP_GetPVS(dp_model_t *model, const vec3_t p) { mnode_t *node; - node = model->brush.data_nodes; + node = model->brush.data_nodes + model->brushq1.hulls[0].firstclipnode; while (node->plane) node = node->children[(node->plane->type < 3 ? p[node->plane->type] : DotProduct(p,node->plane->normal)) < node->plane->dist]; if (((mleaf_t *)node)->clusterindex >= 0) @@ -3276,7 +3540,7 @@ static unsigned char *Mod_Q1BSP_GetPVS(model_t *model, const vec3_t p) return NULL; } -static void Mod_Q1BSP_FatPVS_RecursiveBSPNode(model_t *model, const vec3_t org, vec_t radius, unsigned char *pvsbuffer, int pvsbytes, mnode_t *node) +static void Mod_Q1BSP_FatPVS_RecursiveBSPNode(dp_model_t *model, const vec3_t org, vec_t radius, unsigned char *pvsbuffer, int pvsbytes, mnode_t *node) { while (node->plane) { @@ -3304,37 +3568,28 @@ static void Mod_Q1BSP_FatPVS_RecursiveBSPNode(model_t *model, const vec3_t org, //Calculates a PVS that is the inclusive or of all leafs within radius pixels //of the given point. -static int Mod_Q1BSP_FatPVS(model_t *model, const vec3_t org, vec_t radius, unsigned char *pvsbuffer, int pvsbufferlength, qboolean merge) +static int Mod_Q1BSP_FatPVS(dp_model_t *model, const vec3_t org, vec_t radius, unsigned char *pvsbuffer, int pvsbufferlength, qboolean merge) { int bytes = model->brush.num_pvsclusterbytes; bytes = min(bytes, pvsbufferlength); - if (r_novis.integer || !model->brush.num_pvsclusters || !Mod_Q1BSP_GetPVS(model, org)) + if (r_novis.integer || r_trippy.integer || !model->brush.num_pvsclusters || !Mod_Q1BSP_GetPVS(model, org)) { memset(pvsbuffer, 0xFF, bytes); return bytes; } if (!merge) memset(pvsbuffer, 0, bytes); - Mod_Q1BSP_FatPVS_RecursiveBSPNode(model, org, radius, pvsbuffer, bytes, model->brush.data_nodes); + Mod_Q1BSP_FatPVS_RecursiveBSPNode(model, org, radius, pvsbuffer, bytes, model->brush.data_nodes + model->brushq1.hulls[0].firstclipnode); return bytes; } -static void Mod_Q1BSP_RoundUpToHullSize(model_t *cmodel, const vec3_t inmins, const vec3_t inmaxs, vec3_t outmins, vec3_t outmaxs) +static void Mod_Q1BSP_RoundUpToHullSize(dp_model_t *cmodel, const vec3_t inmins, const vec3_t inmaxs, vec3_t outmins, vec3_t outmaxs) { vec3_t size; const hull_t *hull; VectorSubtract(inmaxs, inmins, size); - if (cmodel->brush.ismcbsp) - { - if (size[0] < 3) - hull = &cmodel->brushq1.hulls[0]; // 0x0x0 - else if (size[2] < 48) // pick the nearest of 40 or 56 - hull = &cmodel->brushq1.hulls[2]; // 16x16x40 - else - hull = &cmodel->brushq1.hulls[1]; // 16x16x56 - } - else if (cmodel->brush.ishlbsp) + if (cmodel->brush.ishlbsp) { if (size[0] < 3) hull = &cmodel->brushq1.hulls[0]; // 0x0x0 @@ -3361,16 +3616,40 @@ static void Mod_Q1BSP_RoundUpToHullSize(model_t *cmodel, const vec3_t inmins, co VectorAdd(inmins, hull->clip_size, outmaxs); } -void Mod_Q1BSP_Load(model_t *mod, void *buffer, void *bufferend) +static int Mod_Q1BSP_CreateShadowMesh(dp_model_t *mod) +{ + int j; + int numshadowmeshtriangles = 0; + msurface_t *surface; + if (cls.state == ca_dedicated) + return 0; + // make a single combined shadow mesh to allow optimized shadow volume creation + + for (j = 0, surface = mod->data_surfaces;j < mod->num_surfaces;j++, surface++) + { + surface->num_firstshadowmeshtriangle = numshadowmeshtriangles; + numshadowmeshtriangles += surface->num_triangles; + } + mod->brush.shadowmesh = Mod_ShadowMesh_Begin(mod->mempool, numshadowmeshtriangles * 3, numshadowmeshtriangles, NULL, NULL, NULL, false, false, true); + for (j = 0, surface = mod->data_surfaces;j < mod->num_surfaces;j++, surface++) + if (surface->num_triangles > 0) + Mod_ShadowMesh_AddMesh(mod->mempool, mod->brush.shadowmesh, NULL, NULL, NULL, mod->surfmesh.data_vertex3f, NULL, NULL, NULL, NULL, surface->num_triangles, (mod->surfmesh.data_element3i + 3 * surface->num_firsttriangle)); + mod->brush.shadowmesh = Mod_ShadowMesh_Finish(mod->mempool, mod->brush.shadowmesh, false, r_enableshadowvolumes.integer != 0, false); + if (mod->brush.shadowmesh && mod->brush.shadowmesh->neighbor3i) + Mod_BuildTriangleNeighbors(mod->brush.shadowmesh->neighbor3i, mod->brush.shadowmesh->element3i, mod->brush.shadowmesh->numtriangles); + + return numshadowmeshtriangles; +} + +void Mod_CollisionBIH_TraceLineAgainstSurfaces(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, const vec3_t end, int hitsupercontentsmask); + +void Mod_Q1BSP_Load(dp_model_t *mod, void *buffer, void *bufferend) { int i, j, k; dheader_t *header; dmodel_t *bm; - mempool_t *mainmempool; - float dist, modelyawradius, modelradius, *vec; + float dist, modelyawradius, modelradius; msurface_t *surface; - int numshadowmeshtriangles; - dheader_t _header; hullinfo_t hullinfo; int totalstylesurfaces, totalstyles, stylecounts[256], remapstyles[256]; model_brush_lightstyleinfo_t styleinfo[256]; @@ -3380,97 +3659,54 @@ void Mod_Q1BSP_Load(model_t *mod, void *buffer, void *bufferend) mod->type = mod_brushq1; - if (!memcmp (buffer, "MCBSPpad", 8)) - { - unsigned char *index; - - mod->brush.ismcbsp = true; - mod->brush.ishlbsp = false; - - mod_base = (unsigned char*)buffer; + header = (dheader_t *)buffer; - index = mod_base; - index += 8; - i = SB_ReadInt (&index); - if (i != MCBSPVERSION) - Host_Error("Mod_Q1BSP_Load: %s has wrong version number(%i should be %i)", mod->name, i, MCBSPVERSION); - - // read hull info - hullinfo.numhulls = SB_ReadInt (&index); - hullinfo.filehulls = hullinfo.numhulls; - mod->brushq1.numhulls = hullinfo.numhulls; - - VectorClear (hullinfo.hullsizes[0][0]); - VectorClear (hullinfo.hullsizes[0][1]); - for (i = 1; i < hullinfo.numhulls; i++) - { - hullinfo.hullsizes[i][0][0] = SB_ReadFloat (&index); - hullinfo.hullsizes[i][0][1] = SB_ReadFloat (&index); - hullinfo.hullsizes[i][0][2] = SB_ReadFloat (&index); - hullinfo.hullsizes[i][1][0] = SB_ReadFloat (&index); - hullinfo.hullsizes[i][1][1] = SB_ReadFloat (&index); - hullinfo.hullsizes[i][1][2] = SB_ReadFloat (&index); - } + i = LittleLong(header->version); + if (i != BSPVERSION && i != 30) + Host_Error("Mod_Q1BSP_Load: %s has wrong version number(%i should be %i(Quake) or 30(HalfLife)", mod->name, i, BSPVERSION); + mod->brush.ishlbsp = i == 30; - // read lumps - _header.version = 0; - for (i = 0; i < HEADER_LUMPS; i++) - { - _header.lumps[i].fileofs = SB_ReadInt (&index); - _header.lumps[i].filelen = SB_ReadInt (&index); - } +// fill in hull info + VectorClear (hullinfo.hullsizes[0][0]); + VectorClear (hullinfo.hullsizes[0][1]); + if (mod->brush.ishlbsp) + { + mod->modeldatatypestring = "HLBSP"; - header = &_header; + hullinfo.filehulls = 4; + VectorSet (hullinfo.hullsizes[1][0], -16, -16, -36); + VectorSet (hullinfo.hullsizes[1][1], 16, 16, 36); + VectorSet (hullinfo.hullsizes[2][0], -32, -32, -32); + VectorSet (hullinfo.hullsizes[2][1], 32, 32, 32); + VectorSet (hullinfo.hullsizes[3][0], -16, -16, -18); + VectorSet (hullinfo.hullsizes[3][1], 16, 16, 18); } else { - header = (dheader_t *)buffer; - - i = LittleLong(header->version); - if (i != BSPVERSION && i != 30) - Host_Error("Mod_Q1BSP_Load: %s has wrong version number(%i should be %i(Quake) or 30(HalfLife)", mod->name, i, BSPVERSION); - mod->brush.ishlbsp = i == 30; - mod->brush.ismcbsp = false; - - // fill in hull info - VectorClear (hullinfo.hullsizes[0][0]); - VectorClear (hullinfo.hullsizes[0][1]); - if (mod->brush.ishlbsp) - { - mod->modeldatatypestring = "HLBSP"; - - hullinfo.numhulls = 4; - hullinfo.filehulls = 4; - mod->brushq1.numhulls = 4; - VectorSet (hullinfo.hullsizes[1][0], -16, -16, -36); - VectorSet (hullinfo.hullsizes[1][1], 16, 16, 36); - VectorSet (hullinfo.hullsizes[2][0], -32, -32, -32); - VectorSet (hullinfo.hullsizes[2][1], 32, 32, 32); - VectorSet (hullinfo.hullsizes[3][0], -16, -16, -18); - VectorSet (hullinfo.hullsizes[3][1], 16, 16, 18); - } - else - { - hullinfo.numhulls = 3; - hullinfo.filehulls = 4; - mod->brushq1.numhulls = 3; - VectorSet (hullinfo.hullsizes[1][0], -16, -16, -24); - VectorSet (hullinfo.hullsizes[1][1], 16, 16, 32); - VectorSet (hullinfo.hullsizes[2][0], -32, -32, -24); - VectorSet (hullinfo.hullsizes[2][1], 32, 32, 64); - } + hullinfo.filehulls = 4; + VectorSet (hullinfo.hullsizes[1][0], -16, -16, -24); + VectorSet (hullinfo.hullsizes[1][1], 16, 16, 32); + VectorSet (hullinfo.hullsizes[2][0], -32, -32, -24); + VectorSet (hullinfo.hullsizes[2][1], 32, 32, 64); + } - // read lumps - mod_base = (unsigned char*)buffer; - for (i = 0; i < HEADER_LUMPS; i++) - { - header->lumps[i].fileofs = LittleLong(header->lumps[i].fileofs); - header->lumps[i].filelen = LittleLong(header->lumps[i].filelen); - } +// read lumps + mod_base = (unsigned char*)buffer; + for (i = 0; i < HEADER_LUMPS; i++) + { + header->lumps[i].fileofs = LittleLong(header->lumps[i].fileofs); + header->lumps[i].filelen = LittleLong(header->lumps[i].filelen); } mod->soundfromcenter = true; mod->TraceBox = Mod_Q1BSP_TraceBox; + if (sv_gameplayfix_q1bsptracelinereportstexture.integer) + mod->TraceLine = Mod_Q1BSP_TraceLineAgainstSurfaces; // LordHavoc: use the surface-hitting version of TraceLine in all cases + else + mod->TraceLine = Mod_Q1BSP_TraceLine; + mod->TracePoint = Mod_Q1BSP_TracePoint; + mod->PointSuperContents = Mod_Q1BSP_PointSuperContents; + mod->TraceLineAgainstSurfaces = Mod_Q1BSP_TraceLineAgainstSurfaces; mod->brush.TraceLineOfSight = Mod_Q1BSP_TraceLineOfSight; mod->brush.SuperContentsFromNativeContents = Mod_Q1BSP_SuperContentsFromNativeContents; mod->brush.NativeContentsFromSuperContents = Mod_Q1BSP_NativeContentsFromSuperContents; @@ -3485,12 +3721,16 @@ void Mod_Q1BSP_Load(model_t *mod, void *buffer, void *bufferend) mod->brush.AmbientSoundLevelsForPoint = Mod_Q1BSP_AmbientSoundLevelsForPoint; mod->brush.RoundUpToHullSize = Mod_Q1BSP_RoundUpToHullSize; mod->brush.PointInLeaf = Mod_Q1BSP_PointInLeaf; - - if (loadmodel->isworldmodel) - { - Cvar_SetValue("halflifebsp", mod->brush.ishlbsp); - Cvar_SetValue("mcbsp", mod->brush.ismcbsp); - } + mod->Draw = R_Q1BSP_Draw; + mod->DrawDepth = R_Q1BSP_DrawDepth; + mod->DrawDebug = R_Q1BSP_DrawDebug; + mod->DrawPrepass = R_Q1BSP_DrawPrepass; + mod->GetLightInfo = R_Q1BSP_GetLightInfo; + mod->CompileShadowMap = R_Q1BSP_CompileShadowMap; + mod->DrawShadowMap = R_Q1BSP_DrawShadowMap; + mod->CompileShadowVolume = R_Q1BSP_CompileShadowVolume; + mod->DrawShadowVolume = R_Q1BSP_DrawShadowVolume; + mod->DrawLight = R_Q1BSP_DrawLight; // load into heap @@ -3498,12 +3738,15 @@ void Mod_Q1BSP_Load(model_t *mod, void *buffer, void *bufferend) mod->brush.qw_md4sum2 = 0; for (i = 0;i < HEADER_LUMPS;i++) { + int temp; if (i == LUMP_ENTITIES) continue; - mod->brush.qw_md4sum ^= LittleLong(Com_BlockChecksum(mod_base + header->lumps[i].fileofs, header->lumps[i].filelen)); + temp = Com_BlockChecksum(mod_base + header->lumps[i].fileofs, header->lumps[i].filelen); + mod->brush.qw_md4sum ^= LittleLong(temp); if (i == LUMP_VISIBILITY || i == LUMP_LEAFS || i == LUMP_NODES) continue; - mod->brush.qw_md4sum2 ^= LittleLong(Com_BlockChecksum(mod_base + header->lumps[i].fileofs, header->lumps[i].filelen)); + temp = Com_BlockChecksum(mod_base + header->lumps[i].fileofs, header->lumps[i].filelen); + mod->brush.qw_md4sum2 ^= LittleLong(temp); } Mod_Q1BSP_LoadEntities(&header->lumps[LUMP_ENTITIES]); @@ -3532,36 +3775,17 @@ void Mod_Q1BSP_Load(model_t *mod, void *buffer, void *bufferend) mod->brushq1.num_compressedpvs = 0; Mod_Q1BSP_MakeHull0(); - Mod_Q1BSP_MakePortals(); + if (mod_bsp_portalize.integer) + Mod_Q1BSP_MakePortals(); mod->numframes = 2; // regular and alternate animation mod->numskins = 1; - mainmempool = mod->mempool; - // make a single combined shadow mesh to allow optimized shadow volume creation - numshadowmeshtriangles = 0; - for (j = 0, surface = loadmodel->data_surfaces;j < loadmodel->num_surfaces;j++, surface++) - { - surface->num_firstshadowmeshtriangle = numshadowmeshtriangles; - numshadowmeshtriangles += surface->num_triangles; - } - loadmodel->brush.shadowmesh = Mod_ShadowMesh_Begin(loadmodel->mempool, numshadowmeshtriangles * 3, numshadowmeshtriangles, NULL, NULL, NULL, false, false, true); - for (j = 0, surface = loadmodel->data_surfaces;j < loadmodel->num_surfaces;j++, surface++) - Mod_ShadowMesh_AddMesh(loadmodel->mempool, loadmodel->brush.shadowmesh, NULL, NULL, NULL, loadmodel->surfmesh.data_vertex3f, NULL, NULL, NULL, NULL, surface->num_triangles, (loadmodel->surfmesh.data_element3i + 3 * surface->num_firsttriangle)); - loadmodel->brush.shadowmesh = Mod_ShadowMesh_Finish(loadmodel->mempool, loadmodel->brush.shadowmesh, false, true, false); - Mod_BuildTriangleNeighbors(loadmodel->brush.shadowmesh->neighbor3i, loadmodel->brush.shadowmesh->element3i, loadmodel->brush.shadowmesh->numtriangles); + Mod_Q1BSP_CreateShadowMesh(loadmodel); if (loadmodel->brush.numsubmodels) - loadmodel->brush.submodels = (model_t **)Mem_Alloc(loadmodel->mempool, loadmodel->brush.numsubmodels * sizeof(model_t *)); - - if (loadmodel->isworldmodel) - { - // clear out any stale submodels or worldmodels lying around - // if we did this clear before now, an error might abort loading and - // leave things in a bad state - Mod_RemoveStaleWorldModels(loadmodel); - } + loadmodel->brush.submodels = (dp_model_t **)Mem_Alloc(loadmodel->mempool, loadmodel->brush.numsubmodels * sizeof(dp_model_t *)); // LordHavoc: to clear the fog around the original quake submodel code, I // will explain: @@ -3604,21 +3828,25 @@ void Mod_Q1BSP_Load(model_t *mod, void *buffer, void *bufferend) if (i > 0) { char name[10]; - // LordHavoc: only register submodels if it is the world - // (prevents external bsp models from replacing world submodels with - // their own) - if (!loadmodel->isworldmodel) - continue; // duplicate the basic information - sprintf(name, "*%i", i); - mod = Mod_FindName(name); + dpsnprintf(name, sizeof(name), "*%i", i); + mod = Mod_FindName(name, loadmodel->name); // copy the base model to this one *mod = *loadmodel; // rename the clone back to its proper name strlcpy(mod->name, name, sizeof(mod->name)); + mod->brush.parentmodel = loadmodel; // textures and memory belong to the main model mod->texturepool = NULL; mod->mempool = NULL; + mod->brush.GetPVS = NULL; + mod->brush.FatPVS = NULL; + mod->brush.BoxTouchingPVS = NULL; + mod->brush.BoxTouchingLeafPVS = NULL; + mod->brush.BoxTouchingVisibleLeafs = NULL; + mod->brush.FindBoxClusters = NULL; + mod->brush.LightPoint = NULL; + mod->brush.AmbientSoundLevelsForPoint = NULL; } mod->brush.submodel = i; @@ -3638,76 +3866,55 @@ void Mod_Q1BSP_Load(model_t *mod, void *buffer, void *bufferend) mod->firstmodelsurface = bm->firstface; mod->nummodelsurfaces = bm->numfaces; + // set node/leaf parents for this submodel + Mod_Q1BSP_LoadNodes_RecursiveSetParent(mod->brush.data_nodes + mod->brushq1.hulls[0].firstclipnode, NULL); + // make the model surface list (used by shadowing/lighting) - mod->surfacelist = (int *)datapointer;datapointer += mod->nummodelsurfaces * sizeof(int); - for (j = 0;j < mod->nummodelsurfaces;j++) - mod->surfacelist[j] = mod->firstmodelsurface + j; + mod->sortedmodelsurfaces = (int *)datapointer;datapointer += mod->nummodelsurfaces * sizeof(int); + Mod_MakeSortedSurfaces(mod); + + // copy the submodel bounds, then enlarge the yaw and rotated bounds according to radius + // (previously this code measured the radius of the vertices of surfaces in the submodel, but that broke submodels that contain only CLIP brushes, which do not produce surfaces) + VectorCopy(bm->mins, mod->normalmins); + VectorCopy(bm->maxs, mod->normalmaxs); + dist = max(fabs(mod->normalmins[0]), fabs(mod->normalmaxs[0])); + modelyawradius = max(fabs(mod->normalmins[1]), fabs(mod->normalmaxs[1])); + modelyawradius = dist*dist+modelyawradius*modelyawradius; + modelradius = max(fabs(mod->normalmins[2]), fabs(mod->normalmaxs[2])); + modelradius = modelyawradius + modelradius * modelradius; + modelyawradius = sqrt(modelyawradius); + modelradius = sqrt(modelradius); + mod->yawmins[0] = mod->yawmins[1] = -modelyawradius; + mod->yawmins[2] = mod->normalmins[2]; + mod->yawmaxs[0] = mod->yawmaxs[1] = modelyawradius; + mod->yawmaxs[2] = mod->normalmaxs[2]; + mod->rotatedmins[0] = mod->rotatedmins[1] = mod->rotatedmins[2] = -modelradius; + mod->rotatedmaxs[0] = mod->rotatedmaxs[1] = mod->rotatedmaxs[2] = modelradius; + mod->radius = modelradius; + mod->radius2 = modelradius * modelradius; // this gets altered below if sky or water is used mod->DrawSky = NULL; mod->DrawAddWaterPlanes = NULL; - mod->Draw = R_Q1BSP_Draw; - mod->DrawDepth = R_Q1BSP_DrawDepth; - mod->DrawDebug = R_Q1BSP_DrawDebug; - mod->GetLightInfo = R_Q1BSP_GetLightInfo; - mod->CompileShadowVolume = R_Q1BSP_CompileShadowVolume; - mod->DrawShadowVolume = R_Q1BSP_DrawShadowVolume; - mod->DrawLight = R_Q1BSP_DrawLight; - if (i != 0) - { - mod->brush.TraceLineOfSight = NULL; - mod->brush.GetPVS = NULL; - mod->brush.FatPVS = NULL; - mod->brush.BoxTouchingPVS = NULL; - mod->brush.BoxTouchingLeafPVS = NULL; - mod->brush.BoxTouchingVisibleLeafs = NULL; - mod->brush.FindBoxClusters = NULL; - mod->brush.LightPoint = NULL; - mod->brush.AmbientSoundLevelsForPoint = NULL; - } + + // scan surfaces for sky and water and flag the submodel as possessing these features or not + // build lightstyle lists for quick marking of dirty lightmaps when lightstyles flicker if (mod->nummodelsurfaces) { - // LordHavoc: calculate bmodel bounding box rather than trusting what it says - mod->normalmins[0] = mod->normalmins[1] = mod->normalmins[2] = 1000000000.0f; - mod->normalmaxs[0] = mod->normalmaxs[1] = mod->normalmaxs[2] = -1000000000.0f; - modelyawradius = 0; - modelradius = 0; for (j = 0, surface = &mod->data_surfaces[mod->firstmodelsurface];j < mod->nummodelsurfaces;j++, surface++) - { - // we only need to have a drawsky function if it is used(usually only on world model) if (surface->texture->basematerialflags & MATERIALFLAG_SKY) - mod->DrawSky = R_Q1BSP_DrawSky; - if (surface->texture->basematerialflags & (MATERIALFLAG_WATERSHADER | MATERIALFLAG_REFRACTION | MATERIALFLAG_REFLECTION)) - mod->DrawAddWaterPlanes = R_Q1BSP_DrawAddWaterPlanes; - // calculate bounding shapes - for (k = 0, vec = (loadmodel->surfmesh.data_vertex3f + 3 * surface->num_firstvertex);k < surface->num_vertices;k++, vec += 3) - { - if (mod->normalmins[0] > vec[0]) mod->normalmins[0] = vec[0]; - if (mod->normalmins[1] > vec[1]) mod->normalmins[1] = vec[1]; - if (mod->normalmins[2] > vec[2]) mod->normalmins[2] = vec[2]; - if (mod->normalmaxs[0] < vec[0]) mod->normalmaxs[0] = vec[0]; - if (mod->normalmaxs[1] < vec[1]) mod->normalmaxs[1] = vec[1]; - if (mod->normalmaxs[2] < vec[2]) mod->normalmaxs[2] = vec[2]; - dist = vec[0]*vec[0]+vec[1]*vec[1]; - if (modelyawradius < dist) - modelyawradius = dist; - dist += vec[2]*vec[2]; - if (modelradius < dist) - modelradius = dist; - } - } - modelyawradius = sqrt(modelyawradius); - modelradius = sqrt(modelradius); - mod->yawmins[0] = mod->yawmins[1] = - (mod->yawmaxs[0] = mod->yawmaxs[1] = modelyawradius); - mod->yawmins[2] = mod->normalmins[2]; - mod->yawmaxs[2] = mod->normalmaxs[2]; - mod->rotatedmins[0] = mod->rotatedmins[1] = mod->rotatedmins[2] = -modelradius; - mod->rotatedmaxs[0] = mod->rotatedmaxs[1] = mod->rotatedmaxs[2] = modelradius; - mod->radius = modelradius; - mod->radius2 = modelradius * modelradius; + break; + if (j < mod->nummodelsurfaces) + mod->DrawSky = R_Q1BSP_DrawSky; + + for (j = 0, surface = &mod->data_surfaces[mod->firstmodelsurface];j < mod->nummodelsurfaces;j++, surface++) + if (surface->texture->basematerialflags & (MATERIALFLAG_WATERSHADER | MATERIALFLAG_REFRACTION | MATERIALFLAG_REFLECTION | MATERIALFLAG_CAMERA)) + break; + if (j < mod->nummodelsurfaces) + mod->DrawAddWaterPlanes = R_Q1BSP_DrawAddWaterPlanes; // build lightstyle update chains - // (used to rapidly mark surface->cached_dlight on many surfaces + // (used to rapidly mark lightmapupdateflags on many surfaces // when d_lightstylevalue changes) memset(stylecounts, 0, sizeof(stylecounts)); for (k = 0;k < mod->nummodelsurfaces;k++) @@ -3750,14 +3957,30 @@ void Mod_Q1BSP_Load(model_t *mod, void *buffer, void *bufferend) Con_Printf("warning: empty submodel *%i in %s\n", i+1, loadmodel->name); } //mod->brushq1.num_visleafs = bm->visleafs; - } - Mod_Q1BSP_LoadMapBrushes(); + // build a Bounding Interval Hierarchy for culling triangles in light rendering + Mod_MakeCollisionBIH(mod, true, &mod->render_bih); - //Mod_Q1BSP_ProcessLightList(); + if (mod_q1bsp_polygoncollisions.integer) + { + mod->collision_bih = mod->render_bih; + // point traces and contents checks still use the bsp tree + mod->TraceLine = Mod_CollisionBIH_TraceLine; + mod->TraceBox = Mod_CollisionBIH_TraceBox; + mod->TraceBrush = Mod_CollisionBIH_TraceBrush; + mod->TraceLineAgainstSurfaces = Mod_CollisionBIH_TraceLineAgainstSurfaces; + } + + // generate VBOs and other shared data before cloning submodels + if (i == 0) + { + Mod_BuildVBOs(); + Mod_Q1BSP_LoadMapBrushes(); + //Mod_Q1BSP_ProcessLightList(); + } + } - if (developer.integer >= 10) - Con_Printf("Some stats for q1bsp model \"%s\": %i faces, %i nodes, %i leafs, %i visleafs, %i visleafportals\n", loadmodel->name, loadmodel->num_surfaces, loadmodel->brush.num_nodes, loadmodel->brush.num_leafs, mod->brush.num_pvsclusters, loadmodel->brush.num_portals); + Con_DPrintf("Stats for q1bsp model \"%s\": %i faces, %i nodes, %i leafs, %i visleafs, %i visleafportals, mesh: %i vertices, %i triangles, %i surfaces\n", loadmodel->name, loadmodel->num_surfaces, loadmodel->brush.num_nodes, loadmodel->brush.num_leafs, mod->brush.num_pvsclusters, loadmodel->brush.num_portals, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->num_surfaces); } static void Mod_Q2BSP_LoadEntities(lump_t *l) @@ -4138,7 +4361,7 @@ static void Mod_Q2BSP_LoadModels(lump_t *l) */ } -void static Mod_Q2BSP_Load(model_t *mod, void *buffer, void *bufferend) +void static Mod_Q2BSP_Load(dp_model_t *mod, void *buffer, void *bufferend) { int i; q2dheader_t *header; @@ -4154,13 +4377,6 @@ void static Mod_Q2BSP_Load(model_t *mod, void *buffer, void *bufferend) i = LittleLong(header->version); if (i != Q2BSPVERSION) Host_Error("Mod_Q2BSP_Load: %s has wrong version number (%i, should be %i)", mod->name, i, Q2BSPVERSION); - mod->brush.ishlbsp = false; - mod->brush.ismcbsp = false; - if (loadmodel->isworldmodel) - { - Cvar_SetValue("halflifebsp", mod->brush.ishlbsp); - Cvar_SetValue("mcbsp", mod->brush.ismcbsp); - } mod_base = (unsigned char *)header; @@ -4201,8 +4417,8 @@ void static Mod_Q2BSP_Load(model_t *mod, void *buffer, void *bufferend) Mod_Q2BSP_LoadModels(&header->lumps[Q2LUMP_MODELS]); } -static int Mod_Q3BSP_SuperContentsFromNativeContents(model_t *model, int nativecontents); -static int Mod_Q3BSP_NativeContentsFromSuperContents(model_t *model, int supercontents); +static int Mod_Q3BSP_SuperContentsFromNativeContents(dp_model_t *model, int nativecontents); +static int Mod_Q3BSP_NativeContentsFromSuperContents(dp_model_t *model, int supercontents); static void Mod_Q3BSP_LoadEntities(lump_t *l) { @@ -4214,10 +4430,13 @@ static void Mod_Q3BSP_LoadEntities(lump_t *l) loadmodel->brushq3.num_lightgrid_cellsize[2] = 128; if (!l->filelen) return; - loadmodel->brush.entities = (char *)Mem_Alloc(loadmodel->mempool, l->filelen); + loadmodel->brush.entities = (char *)Mem_Alloc(loadmodel->mempool, l->filelen + 1); memcpy(loadmodel->brush.entities, mod_base + l->fileofs, l->filelen); + loadmodel->brush.entities[l->filelen] = 0; data = loadmodel->brush.entities; // some Q3 maps override the lightgrid_cellsize with a worldspawn key + // VorteX: q3map2 FS-R generates tangentspace deluxemaps for q3bsp and sets 'deluxeMaps' key + loadmodel->brushq3.deluxemapping = false; if (data && COM_ParseToken_Simple(&data, false, false) && com_token[0] == '{') { while (1) @@ -4235,10 +4454,34 @@ static void Mod_Q3BSP_LoadEntities(lump_t *l) if (!COM_ParseToken_Simple(&data, false, false)) break; // error strlcpy(value, com_token, sizeof(value)); - if (!strcmp("gridsize", key)) + if (!strcasecmp("gridsize", key)) // this one is case insensitive to 100% match q3map2 { +#if _MSC_VER >= 1400 +#define sscanf sscanf_s +#endif +#if 0 if (sscanf(value, "%f %f %f", &v[0], &v[1], &v[2]) == 3 && v[0] != 0 && v[1] != 0 && v[2] != 0) VectorCopy(v, loadmodel->brushq3.num_lightgrid_cellsize); +#else + VectorSet(v, 64, 64, 128); + if(sscanf(value, "%f %f %f", &v[0], &v[1], &v[2]) != 3) + Con_Printf("Mod_Q3BSP_LoadEntities: funny gridsize \"%s\" in %s, interpreting as \"%f %f %f\" to match q3map2's parsing\n", value, loadmodel->name, v[0], v[1], v[2]); + if (v[0] != 0 && v[1] != 0 && v[2] != 0) + VectorCopy(v, loadmodel->brushq3.num_lightgrid_cellsize); +#endif + } + else if (!strcmp("deluxeMaps", key)) + { + if (!strcmp(com_token, "1")) + { + loadmodel->brushq3.deluxemapping = true; + loadmodel->brushq3.deluxemapping_modelspace = true; + } + else if (!strcmp(com_token, "2")) + { + loadmodel->brushq3.deluxemapping = true; + loadmodel->brushq3.deluxemapping_modelspace = false; + } } } } @@ -4248,7 +4491,7 @@ static void Mod_Q3BSP_LoadTextures(lump_t *l) { q3dtexture_t *in; texture_t *out; - int i, count, c; + int i, count; in = (q3dtexture_t *)(mod_base + l->fileofs); if (l->filelen % sizeof(*in)) @@ -4265,17 +4508,11 @@ static void Mod_Q3BSP_LoadTextures(lump_t *l) strlcpy (out[i].name, in[i].name, sizeof (out[i].name)); out[i].surfaceflags = LittleLong(in[i].surfaceflags); out[i].supercontents = Mod_Q3BSP_SuperContentsFromNativeContents(loadmodel, LittleLong(in[i].contents)); + Mod_LoadTextureFromQ3Shader(out + i, out[i].name, true, true, TEXF_MIPMAP | TEXF_ISWORLD | TEXF_PICMIP | TEXF_COMPRESS); + // restore the surfaceflags and supercontents + out[i].surfaceflags = LittleLong(in[i].surfaceflags); + out[i].supercontents = Mod_Q3BSP_SuperContentsFromNativeContents(loadmodel, LittleLong(in[i].contents)); } - - if (cls.state == ca_dedicated) - return; - - c = 0; - for (i = 0;i < count;i++, in++, out++) - if (!Mod_LoadTextureFromQ3Shader(out, out->name, false, true, false)) - c++; - if (c) - Con_DPrintf("%s: %i textures missing shaders\n", loadmodel->name, c); } static void Mod_Q3BSP_LoadPlanes(lump_t *l) @@ -4331,11 +4568,39 @@ static void Mod_Q3BSP_LoadBrushSides(lump_t *l) } } +static void Mod_Q3BSP_LoadBrushSides_IG(lump_t *l) +{ + q3dbrushside_ig_t *in; + q3mbrushside_t *out; + int i, n, count; + + in = (q3dbrushside_ig_t *)(mod_base + l->fileofs); + if (l->filelen % sizeof(*in)) + Host_Error("Mod_Q3BSP_LoadBrushSides: funny lump size in %s",loadmodel->name); + count = l->filelen / sizeof(*in); + out = (q3mbrushside_t *)Mem_Alloc(loadmodel->mempool, count * sizeof(*out)); + + loadmodel->brush.data_brushsides = out; + loadmodel->brush.num_brushsides = count; + + for (i = 0;i < count;i++, in++, out++) + { + n = LittleLong(in->planeindex); + if (n < 0 || n >= loadmodel->brush.num_planes) + Host_Error("Mod_Q3BSP_LoadBrushSides: invalid planeindex %i (%i planes)", n, loadmodel->brush.num_planes); + out->plane = loadmodel->brush.data_planes + n; + n = LittleLong(in->textureindex); + if (n < 0 || n >= loadmodel->num_textures) + Host_Error("Mod_Q3BSP_LoadBrushSides: invalid textureindex %i (%i textures)", n, loadmodel->num_textures); + out->texture = loadmodel->data_textures + n; + } +} + static void Mod_Q3BSP_LoadBrushes(lump_t *l) { q3dbrush_t *in; q3mbrush_t *out; - int i, j, n, c, count, maxplanes; + int i, j, n, c, count, maxplanes, q3surfaceflags; colplanef_t *planes; in = (q3dbrush_t *)(mod_base + l->fileofs); @@ -4371,15 +4636,20 @@ static void Mod_Q3BSP_LoadBrushes(lump_t *l) Mem_Free(planes); planes = (colplanef_t *)Mem_Alloc(tempmempool, sizeof(colplanef_t) * maxplanes); } + q3surfaceflags = 0; for (j = 0;j < out->numbrushsides;j++) { VectorCopy(out->firstbrushside[j].plane->normal, planes[j].normal); planes[j].dist = out->firstbrushside[j].plane->dist; planes[j].q3surfaceflags = out->firstbrushside[j].texture->surfaceflags; planes[j].texture = out->firstbrushside[j].texture; + q3surfaceflags |= planes[j].q3surfaceflags; } // make the colbrush from the planes - out->colbrushf = Collision_NewBrushFromPlanes(loadmodel->mempool, out->numbrushsides, planes, out->texture->supercontents); + out->colbrushf = Collision_NewBrushFromPlanes(loadmodel->mempool, out->numbrushsides, planes, out->texture->supercontents, q3surfaceflags, out->texture, true); + + // this whole loop can take a while (e.g. on redstarrepublic4) + CL_KeepaliveMessage(false); } if (planes) Mem_Free(planes); @@ -4446,6 +4716,8 @@ static void Mod_Q3BSP_LoadVertices(lump_t *l) loadmodel->brushq3.data_color4f[i * 4 + 1] = in->color4ub[1] * (1.0f / 255.0f); loadmodel->brushq3.data_color4f[i * 4 + 2] = in->color4ub[2] * (1.0f / 255.0f); loadmodel->brushq3.data_color4f[i * 4 + 3] = in->color4ub[3] * (1.0f / 255.0f); + if(in->color4ub[0] != 255 || in->color4ub[1] != 255 || in->color4ub[2] != 255) + loadmodel->lit = true; } } @@ -4459,8 +4731,16 @@ static void Mod_Q3BSP_LoadTriangles(lump_t *l) if (l->filelen % sizeof(int[3])) Host_Error("Mod_Q3BSP_LoadTriangles: funny lump size in %s",loadmodel->name); count = l->filelen / sizeof(*in); - out = (int *)Mem_Alloc(loadmodel->mempool, count * sizeof(*out)); + if(!loadmodel->brushq3.num_vertices) + { + if (count) + Con_Printf("Mod_Q3BSP_LoadTriangles: %s has triangles but no vertexes, broken compiler, ignoring problem\n", loadmodel->name); + loadmodel->brushq3.num_triangles = 0; + return; + } + + out = (int *)Mem_Alloc(loadmodel->mempool, count * sizeof(*out)); loadmodel->brushq3.num_triangles = count / 3; loadmodel->brushq3.data_element3i = out; @@ -4477,19 +4757,105 @@ static void Mod_Q3BSP_LoadTriangles(lump_t *l) static void Mod_Q3BSP_LoadLightmaps(lump_t *l, lump_t *faceslump) { - q3dlightmap_t *in; - int i, j, k, count, power, power2, mask, endlightmap, mergewidth, mergeheight; + q3dlightmap_t *input_pointer; + int i; + int j; + int k; + int count; + int powerx; + int powery; + int powerxy; + int powerdxy; + int endlightmap; + int mergegoal; + int lightmapindex; + int realcount; + int realindex; + int mergedwidth; + int mergedheight; + int mergedcolumns; + int mergedrows; + int mergedrowsxcolumns; + int size; + int bytesperpixel; + int rgbmap[3]; unsigned char *c; - unsigned char convertedpixels[128*128*4]; + unsigned char *mergedpixels; + unsigned char *mergeddeluxepixels; + unsigned char *mergebuf; + char mapname[MAX_QPATH]; + qboolean external; + unsigned char *inpixels[10000]; // max count q3map2 can output (it uses 4 digits) + + // defaults for q3bsp + size = 128; + bytesperpixel = 3; + rgbmap[0] = 2; + rgbmap[1] = 1; + rgbmap[2] = 0; + external = false; + loadmodel->brushq3.lightmapsize = 128; - if (!l->filelen) - return; if (cls.state == ca_dedicated) return; - in = (q3dlightmap_t *)(mod_base + l->fileofs); - if (l->filelen % sizeof(*in)) - Host_Error("Mod_Q3BSP_LoadLightmaps: funny lump size in %s",loadmodel->name); - count = l->filelen / sizeof(*in); + + if(mod_q3bsp_nolightmaps.integer) + { + return; + } + else if(l->filelen) + { + // prefer internal LMs for compatibility (a BSP contains no info on whether external LMs exist) + if (developer_loading.integer) + Con_Printf("Using internal lightmaps\n"); + input_pointer = (q3dlightmap_t *)(mod_base + l->fileofs); + if (l->filelen % sizeof(*input_pointer)) + Host_Error("Mod_Q3BSP_LoadLightmaps: funny lump size in %s",loadmodel->name); + count = l->filelen / sizeof(*input_pointer); + for(i = 0; i < count; ++i) + inpixels[i] = input_pointer[i].rgb; + } + else + { + // no internal lightmaps + // try external lightmaps + if (developer_loading.integer) + Con_Printf("Using external lightmaps\n"); + FS_StripExtension(loadmodel->name, mapname, sizeof(mapname)); + inpixels[0] = loadimagepixelsbgra(va("%s/lm_%04d", mapname, 0), false, false, false, NULL); + if(!inpixels[0]) + return; + + // using EXTERNAL lightmaps instead + if(image_width != (int) CeilPowerOf2(image_width) || image_width != image_height) + { + Mem_Free(inpixels[0]); + Host_Error("Mod_Q3BSP_LoadLightmaps: invalid external lightmap size in %s",loadmodel->name); + } + + size = image_width; + bytesperpixel = 4; + rgbmap[0] = 0; + rgbmap[1] = 1; + rgbmap[2] = 2; + external = true; + + for(count = 1; ; ++count) + { + inpixels[count] = loadimagepixelsbgra(va("%s/lm_%04d", mapname, count), false, false, false, NULL); + if(!inpixels[count]) + break; // we got all of them + if(image_width != size || image_height != size) + { + Mem_Free(inpixels[count]); + inpixels[count] = NULL; + Con_Printf("Mod_Q3BSP_LoadLightmaps: mismatched lightmap size in %s - external lightmap %s/lm_%04d does not match earlier ones\n", loadmodel->name, mapname, count); + break; + } + } + } + + loadmodel->brushq3.lightmapsize = size; loadmodel->brushq3.num_originallightmaps = count; // now check the surfaces to see if any of them index an odd numbered @@ -4501,56 +4867,99 @@ static void Mod_Q3BSP_LoadLightmaps(lump_t *l, lump_t *faceslump) // reason when only one lightmap is used, which can throw off the // deluxemapping detection method, so check 2-lightmap bsp's specifically // to see if the second lightmap is blank, if so it is not deluxemapped. - loadmodel->brushq3.deluxemapping = !(count & 1); - loadmodel->brushq3.deluxemapping_modelspace = true; - endlightmap = 0; - if (loadmodel->brushq3.deluxemapping) - { - int facecount = faceslump->filelen / sizeof(q3dface_t); - q3dface_t *faces = (q3dface_t *)(mod_base + faceslump->fileofs); - for (i = 0;i < facecount;i++) - { - j = LittleLong(faces[i].lightmapindex); - if (j >= 0) + // VorteX: autodetect only if previous attempt to find "deluxeMaps" key + // in Mod_Q3BSP_LoadEntities was failed + if (!loadmodel->brushq3.deluxemapping) + { + loadmodel->brushq3.deluxemapping = !(count & 1); + loadmodel->brushq3.deluxemapping_modelspace = true; + endlightmap = 0; + if (loadmodel->brushq3.deluxemapping) + { + int facecount = faceslump->filelen / sizeof(q3dface_t); + q3dface_t *faces = (q3dface_t *)(mod_base + faceslump->fileofs); + for (i = 0;i < facecount;i++) { - endlightmap = max(endlightmap, j + 1); - if ((j & 1) || j + 1 >= count) + j = LittleLong(faces[i].lightmapindex); + if (j >= 0) { - loadmodel->brushq3.deluxemapping = false; - break; + endlightmap = max(endlightmap, j + 1); + if ((j & 1) || j + 1 >= count) + { + loadmodel->brushq3.deluxemapping = false; + break; + } } } } - } - if (endlightmap < 2) - loadmodel->brushq3.deluxemapping = false; - // q3map2 sometimes (or always?) makes a second blank lightmap for no - // reason when only one lightmap is used, which can throw off the - // deluxemapping detection method, so check 2-lightmap bsp's specifically - // to see if the second lightmap is blank, if so it is not deluxemapped. - if (endlightmap == 1 && count == 2) - { - c = in[1].rgb; - for (i = 0;i < 128*128*3;i++) - if (c[i]) - break; - if (i == 128*128*3) + // q3map2 sometimes (or always?) makes a second blank lightmap for no + // reason when only one lightmap is used, which can throw off the + // deluxemapping detection method, so check 2-lightmap bsp's specifically + // to see if the second lightmap is blank, if so it is not deluxemapped. + // + // further research has shown q3map2 sometimes creates a deluxemap and two + // blank lightmaps, which must be handled properly as well + if (endlightmap == 1 && count > 1) { - // all pixels in the unused lightmap were black... - loadmodel->brushq3.deluxemapping = false; + c = inpixels[1]; + for (i = 0;i < size*size;i++) + { + if (c[bytesperpixel*i + rgbmap[0]]) + break; + if (c[bytesperpixel*i + rgbmap[1]]) + break; + if (c[bytesperpixel*i + rgbmap[2]]) + break; + } + if (i == size*size) + { + // all pixels in the unused lightmap were black... + loadmodel->brushq3.deluxemapping = false; + } } } Con_DPrintf("%s is %sdeluxemapped\n", loadmodel->name, loadmodel->brushq3.deluxemapping ? "" : "not "); // figure out what the most reasonable merge power is within limits - loadmodel->brushq3.num_lightmapmergepower = 0; - for (power = 1;power <= mod_q3bsp_lightmapmergepower.integer && (128 << power) <= gl_max_texture_size && (1 << (power * 2)) < 4 * (count >> loadmodel->brushq3.deluxemapping);power++) - loadmodel->brushq3.num_lightmapmergepower = power; - loadmodel->brushq3.num_lightmapmerge = 1 << loadmodel->brushq3.num_lightmapmergepower; - loadmodel->brushq3.num_mergedlightmaps = ((count >> loadmodel->brushq3.deluxemapping) + (1 << (loadmodel->brushq3.num_lightmapmergepower * 2)) - 1) >> (loadmodel->brushq3.num_lightmapmergepower * 2); + // find the appropriate NxN dimensions to merge to, to avoid wasted space + realcount = count >> (int)loadmodel->brushq3.deluxemapping; + + // figure out how big the merged texture has to be + mergegoal = 128< size && mergegoal * mergegoal / 4 >= size * size * realcount) + mergegoal /= 2; + mergedwidth = mergegoal; + mergedheight = mergegoal; + // choose non-square size (2x1 aspect) if only half the space is used; + // this really only happens when the entire set fits in one texture, if + // there are multiple textures, we don't worry about shrinking the last + // one to fit, because the driver prefers the same texture size on + // consecutive draw calls... + if (mergedwidth * mergedheight / 2 >= size*size*realcount) + mergedheight /= 2; + + loadmodel->brushq3.num_lightmapmergedwidthpower = 0; + loadmodel->brushq3.num_lightmapmergedheightpower = 0; + while (mergedwidth > size<brushq3.num_lightmapmergedwidthpower) + loadmodel->brushq3.num_lightmapmergedwidthpower++; + while (mergedheight > size<brushq3.num_lightmapmergedheightpower) + loadmodel->brushq3.num_lightmapmergedheightpower++; + loadmodel->brushq3.num_lightmapmergedwidthheightdeluxepower = loadmodel->brushq3.num_lightmapmergedwidthpower + loadmodel->brushq3.num_lightmapmergedheightpower + (loadmodel->brushq3.deluxemapping ? 1 : 0); + + powerx = loadmodel->brushq3.num_lightmapmergedwidthpower; + powery = loadmodel->brushq3.num_lightmapmergedheightpower; + powerxy = powerx+powery; + powerdxy = loadmodel->brushq3.deluxemapping + powerxy; + + mergedcolumns = 1 << powerx; + mergedrows = 1 << powery; + mergedrowsxcolumns = 1 << powerxy; + + loadmodel->brushq3.num_mergedlightmaps = (realcount + (1 << powerxy) - 1) >> powerxy; loadmodel->brushq3.data_lightmaps = (rtexture_t **)Mem_Alloc(loadmodel->mempool, loadmodel->brushq3.num_mergedlightmaps * sizeof(rtexture_t *)); if (loadmodel->brushq3.deluxemapping) loadmodel->brushq3.data_deluxemaps = (rtexture_t **)Mem_Alloc(loadmodel->mempool, loadmodel->brushq3.num_mergedlightmaps * sizeof(rtexture_t *)); @@ -4559,65 +4968,122 @@ static void Mod_Q3BSP_LoadLightmaps(lump_t *l, lump_t *faceslump) if (loadmodel->texturepool == NULL && cls.state != ca_dedicated) loadmodel->texturepool = R_AllocTexturePool(); - power = loadmodel->brushq3.num_lightmapmergepower; - power2 = power * 2; - mask = (1 << power) - 1; + mergedpixels = (unsigned char *) Mem_Alloc(tempmempool, mergedwidth * mergedheight * 4); + mergeddeluxepixels = loadmodel->brushq3.deluxemapping ? (unsigned char *) Mem_Alloc(tempmempool, mergedwidth * mergedheight * 4) : NULL; for (i = 0;i < count;i++) { // figure out which merged lightmap texture this fits into - int lightmapindex = i >> (loadmodel->brushq3.deluxemapping + power2); - for (k = 0;k < 128*128;k++) + realindex = i >> (int)loadmodel->brushq3.deluxemapping; + lightmapindex = i >> powerdxy; + + // choose the destination address + mergebuf = (loadmodel->brushq3.deluxemapping && (i & 1)) ? mergeddeluxepixels : mergedpixels; + mergebuf += 4 * (realindex & (mergedcolumns-1))*size + 4 * ((realindex >> powerx) & (mergedrows-1))*mergedwidth*size; + if ((i & 1) == 0 || !loadmodel->brushq3.deluxemapping) + Con_DPrintf("copying original lightmap %i (%ix%i) to %i (at %i,%i)\n", i, size, size, lightmapindex, (realindex & (mergedcolumns-1))*size, ((realindex >> powerx) & (mergedrows-1))*size); + + // convert pixels from RGB or BGRA while copying them into the destination rectangle + for (j = 0;j < size;j++) + for (k = 0;k < size;k++) { - convertedpixels[k*4+2] = in[i].rgb[k*3+0]; - convertedpixels[k*4+1] = in[i].rgb[k*3+1]; - convertedpixels[k*4+0] = in[i].rgb[k*3+2]; - convertedpixels[k*4+3] = 255; + mergebuf[(j*mergedwidth+k)*4+0] = inpixels[i][(j*size+k)*bytesperpixel+rgbmap[0]]; + mergebuf[(j*mergedwidth+k)*4+1] = inpixels[i][(j*size+k)*bytesperpixel+rgbmap[1]]; + mergebuf[(j*mergedwidth+k)*4+2] = inpixels[i][(j*size+k)*bytesperpixel+rgbmap[2]]; + mergebuf[(j*mergedwidth+k)*4+3] = 255; } - if (loadmodel->brushq3.num_lightmapmergepower > 0) + + // upload texture if this was the last tile being written to the texture + if (((realindex + 1) & (mergedrowsxcolumns - 1)) == 0 || (realindex + 1) == realcount) { - // if the lightmap has not been allocated yet, create it - if (!loadmodel->brushq3.data_lightmaps[lightmapindex]) - { - // create a lightmap only as large as necessary to hold the - // remaining 128x128 blocks - // if there are multiple merged lightmap textures then they will - // all be full size except the last one which may be smaller - // because it only needs to the remaining blocks, and it will often - // be odd sizes like 2048x512 due to only being 25% full or so. - j = (count >> loadmodel->brushq3.deluxemapping) - (lightmapindex << power2); - for (mergewidth = 1;mergewidth < j && mergewidth < (1 << power);mergewidth *= 2) - ; - for (mergeheight = 1;mergewidth*mergeheight < j && mergeheight < (1 << power);mergeheight *= 2) - ; - Con_DPrintf("lightmap merge texture #%i is %ix%i (%i of %i used)\n", lightmapindex, mergewidth*128, mergeheight*128, min(j, mergewidth*mergeheight), mergewidth*mergeheight); - loadmodel->brushq3.data_lightmaps[lightmapindex] = R_LoadTexture2D(loadmodel->texturepool, va("lightmap%04i", lightmapindex), mergewidth * 128, mergeheight * 128, NULL, TEXTYPE_BGRA, TEXF_FORCELINEAR | TEXF_PRECACHE | (gl_texturecompression_q3bsplightmaps.integer ? TEXF_COMPRESS : 0), NULL); - if (loadmodel->brushq3.data_deluxemaps) - loadmodel->brushq3.data_deluxemaps[lightmapindex] = R_LoadTexture2D(loadmodel->texturepool, va("deluxemap%04i", lightmapindex), mergewidth * 128, mergeheight * 128, NULL, TEXTYPE_BGRA, TEXF_FORCELINEAR | TEXF_PRECACHE | (gl_texturecompression_q3bspdeluxemaps.integer ? TEXF_COMPRESS : 0), NULL); - } - mergewidth = R_TextureWidth(loadmodel->brushq3.data_lightmaps[lightmapindex]) / 128; - mergeheight = R_TextureHeight(loadmodel->brushq3.data_lightmaps[lightmapindex]) / 128; - j = (i >> loadmodel->brushq3.deluxemapping) & ((1 << power2) - 1); if (loadmodel->brushq3.deluxemapping && (i & 1)) - R_UpdateTexture(loadmodel->brushq3.data_deluxemaps[lightmapindex], convertedpixels, (j % mergewidth) * 128, (j / mergewidth) * 128, 128, 128); + loadmodel->brushq3.data_deluxemaps[lightmapindex] = R_LoadTexture2D(loadmodel->texturepool, va("deluxemap%04i", lightmapindex), mergedwidth, mergedheight, mergeddeluxepixels, TEXTYPE_BGRA, TEXF_FORCELINEAR | (gl_texturecompression_q3bspdeluxemaps.integer ? TEXF_COMPRESS : 0), -1, NULL); else - R_UpdateTexture(loadmodel->brushq3.data_lightmaps [lightmapindex], convertedpixels, (j % mergewidth) * 128, (j / mergewidth) * 128, 128, 128); + loadmodel->brushq3.data_lightmaps [lightmapindex] = R_LoadTexture2D(loadmodel->texturepool, va("lightmap%04i", lightmapindex), mergedwidth, mergedheight, mergedpixels, TEXTYPE_BGRA, TEXF_FORCELINEAR | (gl_texturecompression_q3bsplightmaps.integer ? TEXF_COMPRESS : 0), -1, NULL); } - else - { - // figure out which merged lightmap texture this fits into - if (loadmodel->brushq3.deluxemapping && (i & 1)) - loadmodel->brushq3.data_deluxemaps[lightmapindex] = R_LoadTexture2D(loadmodel->texturepool, va("deluxemap%04i", lightmapindex), 128, 128, convertedpixels, TEXTYPE_BGRA, TEXF_FORCELINEAR | TEXF_PRECACHE | (gl_texturecompression_q3bspdeluxemaps.integer ? TEXF_COMPRESS : 0), NULL); - else - loadmodel->brushq3.data_lightmaps [lightmapindex] = R_LoadTexture2D(loadmodel->texturepool, va("lightmap%04i", lightmapindex), 128, 128, convertedpixels, TEXTYPE_BGRA, TEXF_FORCELINEAR | TEXF_PRECACHE | (gl_texturecompression_q3bsplightmaps.integer ? TEXF_COMPRESS : 0), NULL); + } + + if (mergeddeluxepixels) + Mem_Free(mergeddeluxepixels); + Mem_Free(mergedpixels); + if(external) + { + for(i = 0; i < count; ++i) + Mem_Free(inpixels[i]); + } +} + +static void Mod_Q3BSP_BuildBBoxes(const int *element3i, int num_triangles, const float *vertex3f, float **collisionbbox6f, int *collisionstride, int stride) +{ + int j, k, cnt, tri; + float *mins, *maxs; + const float *vert; + *collisionstride = stride; + if(stride > 0) + { + cnt = (num_triangles + stride - 1) / stride; + *collisionbbox6f = (float *) Mem_Alloc(loadmodel->mempool, sizeof(float[6]) * cnt); + for(j = 0; j < cnt; ++j) + { + mins = &((*collisionbbox6f)[6 * j + 0]); + maxs = &((*collisionbbox6f)[6 * j + 3]); + for(k = 0; k < stride; ++k) + { + tri = j * stride + k; + if(tri >= num_triangles) + break; + vert = &(vertex3f[element3i[3 * tri + 0] * 3]); + if(!k || vert[0] < mins[0]) mins[0] = vert[0]; + if(!k || vert[1] < mins[1]) mins[1] = vert[1]; + if(!k || vert[2] < mins[2]) mins[2] = vert[2]; + if(!k || vert[0] > maxs[0]) maxs[0] = vert[0]; + if(!k || vert[1] > maxs[1]) maxs[1] = vert[1]; + if(!k || vert[2] > maxs[2]) maxs[2] = vert[2]; + vert = &(vertex3f[element3i[3 * tri + 1] * 3]); + if(vert[0] < mins[0]) mins[0] = vert[0]; + if(vert[1] < mins[1]) mins[1] = vert[1]; + if(vert[2] < mins[2]) mins[2] = vert[2]; + if(vert[0] > maxs[0]) maxs[0] = vert[0]; + if(vert[1] > maxs[1]) maxs[1] = vert[1]; + if(vert[2] > maxs[2]) maxs[2] = vert[2]; + vert = &(vertex3f[element3i[3 * tri + 2] * 3]); + if(vert[0] < mins[0]) mins[0] = vert[0]; + if(vert[1] < mins[1]) mins[1] = vert[1]; + if(vert[2] < mins[2]) mins[2] = vert[2]; + if(vert[0] > maxs[0]) maxs[0] = vert[0]; + if(vert[1] > maxs[1]) maxs[1] = vert[1]; + if(vert[2] > maxs[2]) maxs[2] = vert[2]; + } } } + else + *collisionbbox6f = NULL; } +typedef struct patchtess_s +{ + patchinfo_t info; + + // Auxiliary data used only by patch loading code in Mod_Q3BSP_LoadFaces + int surface_id; + float lodgroup[6]; + float *originalvertex3f; +} patchtess_t; + +#define PATCHTESS_SAME_LODGROUP(a,b) \ + ( \ + (a).lodgroup[0] == (b).lodgroup[0] && \ + (a).lodgroup[1] == (b).lodgroup[1] && \ + (a).lodgroup[2] == (b).lodgroup[2] && \ + (a).lodgroup[3] == (b).lodgroup[3] && \ + (a).lodgroup[4] == (b).lodgroup[4] && \ + (a).lodgroup[5] == (b).lodgroup[5] \ + ) + static void Mod_Q3BSP_LoadFaces(lump_t *l) { q3dface_t *in, *oldin; msurface_t *out, *oldout; - int i, oldi, j, n, count, invalidelements, patchsize[2], finalwidth, finalheight, xtess, ytess, finalvertices, finaltriangles, firstvertex, firstelement, type, oldnumtriangles, oldnumtriangles2, meshvertices, meshtriangles, numvertices, numtriangles; + int i, oldi, j, n, count, invalidelements, patchsize[2], finalwidth, finalheight, xtess, ytess, finalvertices, finaltriangles, firstvertex, firstelement, type, oldnumtriangles, oldnumtriangles2, meshvertices, meshtriangles, collisionvertices, collisiontriangles, numvertices, numtriangles, cxtess, cytess; float lightmaptcbase[2], lightmaptcscale[2]; //int *originalelement3i; //int *originalneighbor3i; @@ -4628,7 +5094,12 @@ static void Mod_Q3BSP_LoadFaces(lump_t *l) float *originalcolor4f; float *originaltexcoordtexture2f; float *originaltexcoordlightmap2f; + float *surfacecollisionvertex3f; + int *surfacecollisionelement3i; float *v; + patchtess_t *patchtess = NULL; + int patchtesscount = 0; + qboolean again; in = (q3dface_t *)(mod_base + l->fileofs); if (l->filelen % sizeof(*in)) @@ -4639,6 +5110,9 @@ static void Mod_Q3BSP_LoadFaces(lump_t *l) loadmodel->data_surfaces = out; loadmodel->num_surfaces = count; + if(count > 0) + patchtess = (patchtess_t*) Mem_Alloc(tempmempool, count * sizeof(*patchtess)); + i = 0; oldi = i; oldin = in; @@ -4649,7 +5123,7 @@ static void Mod_Q3BSP_LoadFaces(lump_t *l) { // check face type first type = LittleLong(in->type); - if (type != Q3FACETYPE_POLYGON + if (type != Q3FACETYPE_FLAT && type != Q3FACETYPE_PATCH && type != Q3FACETYPE_MESH && type != Q3FACETYPE_FLARE) @@ -4668,8 +5142,8 @@ static void Mod_Q3BSP_LoadFaces(lump_t *l) n = LittleLong(in->effectindex); if (n < -1 || n >= loadmodel->brushq3.num_effects) { - if (developer.integer >= 100) - Con_Printf("Mod_Q3BSP_LoadFaces: face #%i (texture \"%s\"): invalid effectindex %i (%i effects)\n", i, out->texture->name, n, loadmodel->brushq3.num_effects); + if (developer_extra.integer) + Con_DPrintf("Mod_Q3BSP_LoadFaces: face #%i (texture \"%s\"): invalid effectindex %i (%i effects)\n", i, out->texture->name, n, loadmodel->brushq3.num_effects); n = -1; } if (n == -1) @@ -4686,14 +5160,16 @@ static void Mod_Q3BSP_LoadFaces(lump_t *l) n = -1; else if (n >= loadmodel->brushq3.num_originallightmaps) { - Con_Printf("Mod_Q3BSP_LoadFaces: face #%i (texture \"%s\"): invalid lightmapindex %i (%i lightmaps)\n", i, out->texture->name, n, loadmodel->brushq3.num_originallightmaps); + if(loadmodel->brushq3.num_originallightmaps != 0) + Con_Printf("Mod_Q3BSP_LoadFaces: face #%i (texture \"%s\"): invalid lightmapindex %i (%i lightmaps)\n", i, out->texture->name, n, loadmodel->brushq3.num_originallightmaps); n = -1; } else { - out->lightmaptexture = loadmodel->brushq3.data_lightmaps[n >> (loadmodel->brushq3.num_lightmapmergepower * 2 + loadmodel->brushq3.deluxemapping)]; + out->lightmaptexture = loadmodel->brushq3.data_lightmaps[n >> loadmodel->brushq3.num_lightmapmergedwidthheightdeluxepower]; if (loadmodel->brushq3.deluxemapping) - out->deluxemaptexture = loadmodel->brushq3.data_deluxemaps[n >> (loadmodel->brushq3.num_lightmapmergepower * 2 + loadmodel->brushq3.deluxemapping)]; + out->deluxemaptexture = loadmodel->brushq3.data_deluxemaps[n >> loadmodel->brushq3.num_lightmapmergedwidthheightdeluxepower]; + loadmodel->lit = true; } } @@ -4718,7 +5194,7 @@ static void Mod_Q3BSP_LoadFaces(lump_t *l) } switch(type) { - case Q3FACETYPE_POLYGON: + case Q3FACETYPE_FLAT: case Q3FACETYPE_MESH: // no processing necessary break; @@ -4731,6 +5207,7 @@ static void Mod_Q3BSP_LoadFaces(lump_t *l) continue; } originalvertex3f = loadmodel->brushq3.data_vertex3f + firstvertex * 3; + // convert patch to Q3FACETYPE_MESH xtess = Q3PatchTesselationOnX(patchsize[0], patchsize[1], 3, originalvertex3f, r_subdivisions_tolerance.value); ytess = Q3PatchTesselationOnY(patchsize[0], patchsize[1], 3, originalvertex3f, r_subdivisions_tolerance.value); @@ -4738,24 +5215,41 @@ static void Mod_Q3BSP_LoadFaces(lump_t *l) xtess = bound(r_subdivisions_mintess.integer, xtess, r_subdivisions_maxtess.integer); ytess = bound(r_subdivisions_mintess.integer, ytess, r_subdivisions_maxtess.integer); // bound to sanity settings - xtess = bound(1, xtess, 1024); - ytess = bound(1, ytess, 1024); - // bound to user limit on vertices - while ((xtess > 1 || ytess > 1) && (((patchsize[0] - 1) * xtess) + 1) * (((patchsize[1] - 1) * ytess) + 1) > min(r_subdivisions_maxvertices.integer, 262144)) - { - if (xtess > ytess) - xtess--; - else - ytess--; - } - finalwidth = ((patchsize[0] - 1) * xtess) + 1; - finalheight = ((patchsize[1] - 1) * ytess) + 1; - numvertices = finalwidth * finalheight; - numtriangles = (finalwidth - 1) * (finalheight - 1) * 2; + xtess = bound(0, xtess, 1024); + ytess = bound(0, ytess, 1024); + + // lower quality collision patches! Same procedure as before, but different cvars + // convert patch to Q3FACETYPE_MESH + cxtess = Q3PatchTesselationOnX(patchsize[0], patchsize[1], 3, originalvertex3f, r_subdivisions_collision_tolerance.value); + cytess = Q3PatchTesselationOnY(patchsize[0], patchsize[1], 3, originalvertex3f, r_subdivisions_collision_tolerance.value); + // bound to user settings + cxtess = bound(r_subdivisions_collision_mintess.integer, cxtess, r_subdivisions_collision_maxtess.integer); + cytess = bound(r_subdivisions_collision_mintess.integer, cytess, r_subdivisions_collision_maxtess.integer); + // bound to sanity settings + cxtess = bound(0, cxtess, 1024); + cytess = bound(0, cytess, 1024); + + // store it for the LOD grouping step + patchtess[patchtesscount].info.xsize = patchsize[0]; + patchtess[patchtesscount].info.ysize = patchsize[1]; + patchtess[patchtesscount].info.lods[PATCH_LOD_VISUAL].xtess = xtess; + patchtess[patchtesscount].info.lods[PATCH_LOD_VISUAL].ytess = ytess; + patchtess[patchtesscount].info.lods[PATCH_LOD_COLLISION].xtess = cxtess; + patchtess[patchtesscount].info.lods[PATCH_LOD_COLLISION].ytess = cytess; + + patchtess[patchtesscount].surface_id = i; + patchtess[patchtesscount].lodgroup[0] = LittleFloat(in->specific.patch.mins[0]); + patchtess[patchtesscount].lodgroup[1] = LittleFloat(in->specific.patch.mins[1]); + patchtess[patchtesscount].lodgroup[2] = LittleFloat(in->specific.patch.mins[2]); + patchtess[patchtesscount].lodgroup[3] = LittleFloat(in->specific.patch.maxs[0]); + patchtess[patchtesscount].lodgroup[4] = LittleFloat(in->specific.patch.maxs[1]); + patchtess[patchtesscount].lodgroup[5] = LittleFloat(in->specific.patch.maxs[2]); + patchtess[patchtesscount].originalvertex3f = originalvertex3f; + ++patchtesscount; break; case Q3FACETYPE_FLARE: - if (developer.integer >= 100) - Con_Printf("Mod_Q3BSP_LoadFaces: face #%i (texture \"%s\"): Q3FACETYPE_FLARE not supported (yet)\n", i, out->texture->name); + if (developer_extra.integer) + Con_DPrintf("Mod_Q3BSP_LoadFaces: face #%i (texture \"%s\"): Q3FACETYPE_FLARE not supported (yet)\n", i, out->texture->name); // don't render it continue; } @@ -4765,12 +5259,63 @@ static void Mod_Q3BSP_LoadFaces(lump_t *l) meshtriangles += out->num_triangles; } + // Fix patches tesselations so that they make no seams + do + { + again = false; + for(i = 0; i < patchtesscount; ++i) + { + for(j = i+1; j < patchtesscount; ++j) + { + if (!PATCHTESS_SAME_LODGROUP(patchtess[i], patchtess[j])) + continue; + + if (Q3PatchAdjustTesselation(3, &patchtess[i].info, patchtess[i].originalvertex3f, &patchtess[j].info, patchtess[j].originalvertex3f) ) + again = true; + } + } + } + while (again); + + // Calculate resulting number of triangles + collisionvertices = 0; + collisiontriangles = 0; + for(i = 0; i < patchtesscount; ++i) + { + finalwidth = Q3PatchDimForTess(patchtess[i].info.xsize, patchtess[i].info.lods[PATCH_LOD_VISUAL].xtess); + finalheight = Q3PatchDimForTess(patchtess[i].info.ysize,patchtess[i].info.lods[PATCH_LOD_VISUAL].ytess); + numvertices = finalwidth * finalheight; + numtriangles = (finalwidth - 1) * (finalheight - 1) * 2; + + oldout[patchtess[i].surface_id].num_vertices = numvertices; + oldout[patchtess[i].surface_id].num_triangles = numtriangles; + meshvertices += oldout[patchtess[i].surface_id].num_vertices; + meshtriangles += oldout[patchtess[i].surface_id].num_triangles; + + finalwidth = Q3PatchDimForTess(patchtess[i].info.xsize, patchtess[i].info.lods[PATCH_LOD_COLLISION].xtess); + finalheight = Q3PatchDimForTess(patchtess[i].info.ysize,patchtess[i].info.lods[PATCH_LOD_COLLISION].ytess); + numvertices = finalwidth * finalheight; + numtriangles = (finalwidth - 1) * (finalheight - 1) * 2; + + oldout[patchtess[i].surface_id].num_collisionvertices = numvertices; + oldout[patchtess[i].surface_id].num_collisiontriangles = numtriangles; + collisionvertices += oldout[patchtess[i].surface_id].num_collisionvertices; + collisiontriangles += oldout[patchtess[i].surface_id].num_collisiontriangles; + } + i = oldi; in = oldin; out = oldout; Mod_AllocSurfMesh(loadmodel->mempool, meshvertices, meshtriangles, false, true, false); + if (collisiontriangles) + { + loadmodel->brush.data_collisionvertex3f = (float *)Mem_Alloc(loadmodel->mempool, collisionvertices * sizeof(float[3])); + loadmodel->brush.data_collisionelement3i = (int *)Mem_Alloc(loadmodel->mempool, collisiontriangles * sizeof(int[3])); + } meshvertices = 0; meshtriangles = 0; + collisionvertices = 0; + collisiontriangles = 0; for (;i < count && meshvertices + out->num_vertices <= loadmodel->surfmesh.num_vertices;i++, in++, out++) { if (out->num_vertices < 3 || out->num_triangles < 1) @@ -4781,9 +5326,10 @@ static void Mod_Q3BSP_LoadFaces(lump_t *l) firstelement = LittleLong(in->firstelement); out->num_firstvertex = meshvertices; out->num_firsttriangle = meshtriangles; + out->num_firstcollisiontriangle = collisiontriangles; switch(type) { - case Q3FACETYPE_POLYGON: + case Q3FACETYPE_FLAT: case Q3FACETYPE_MESH: // no processing necessary, except for lightmap merging for (j = 0;j < out->num_vertices;j++) @@ -4814,27 +5360,27 @@ static void Mod_Q3BSP_LoadFaces(lump_t *l) originaltexcoordtexture2f = loadmodel->brushq3.data_texcoordtexture2f + firstvertex * 2; originaltexcoordlightmap2f = loadmodel->brushq3.data_texcoordlightmap2f + firstvertex * 2; originalcolor4f = loadmodel->brushq3.data_color4f + firstvertex * 4; - // convert patch to Q3FACETYPE_MESH - xtess = Q3PatchTesselationOnX(patchsize[0], patchsize[1], 3, originalvertex3f, r_subdivisions_tolerance.value); - ytess = Q3PatchTesselationOnY(patchsize[0], patchsize[1], 3, originalvertex3f, r_subdivisions_tolerance.value); - // bound to user settings - xtess = bound(r_subdivisions_mintess.integer, xtess, r_subdivisions_maxtess.integer); - ytess = bound(r_subdivisions_mintess.integer, ytess, r_subdivisions_maxtess.integer); - // bound to sanity settings - xtess = bound(1, xtess, 1024); - ytess = bound(1, ytess, 1024); - // bound to user limit on vertices - while ((xtess > 1 || ytess > 1) && (((patchsize[0] - 1) * xtess) + 1) * (((patchsize[1] - 1) * ytess) + 1) > min(r_subdivisions_maxvertices.integer, 262144)) + + xtess = ytess = cxtess = cytess = -1; + for(j = 0; j < patchtesscount; ++j) + if(patchtess[j].surface_id == i) + { + xtess = patchtess[j].info.lods[PATCH_LOD_VISUAL].xtess; + ytess = patchtess[j].info.lods[PATCH_LOD_VISUAL].ytess; + cxtess = patchtess[j].info.lods[PATCH_LOD_COLLISION].xtess; + cytess = patchtess[j].info.lods[PATCH_LOD_COLLISION].ytess; + break; + } + if(xtess == -1) { - if (xtess > ytess) - xtess--; - else - ytess--; + Con_Printf("ERROR: patch %d isn't preprocessed?!?\n", i); + xtess = ytess = cxtess = cytess = 0; } - finalwidth = ((patchsize[0] - 1) * xtess) + 1; - finalheight = ((patchsize[1] - 1) * ytess) + 1; + + finalwidth = Q3PatchDimForTess(patchsize[0],xtess); //((patchsize[0] - 1) * xtess) + 1; + finalheight = Q3PatchDimForTess(patchsize[1],ytess); //((patchsize[1] - 1) * ytess) + 1; finalvertices = finalwidth * finalheight; - finaltriangles = (finalwidth - 1) * (finalheight - 1) * 2; + oldnumtriangles = finaltriangles = (finalwidth - 1) * (finalheight - 1) * 2; type = Q3FACETYPE_MESH; // generate geometry // (note: normals are skipped because they get recalculated) @@ -4844,52 +5390,65 @@ static void Mod_Q3BSP_LoadFaces(lump_t *l) Q3PatchTesselateFloat(2, sizeof(float[2]), (loadmodel->surfmesh.data_texcoordlightmap2f + 2 * out->num_firstvertex), patchsize[0], patchsize[1], sizeof(float[2]), originaltexcoordlightmap2f, xtess, ytess); Q3PatchTesselateFloat(4, sizeof(float[4]), (loadmodel->surfmesh.data_lightmapcolor4f + 4 * out->num_firstvertex), patchsize[0], patchsize[1], sizeof(float[4]), originalcolor4f, xtess, ytess); Q3PatchTriangleElements((loadmodel->surfmesh.data_element3i + 3 * out->num_firsttriangle), finalwidth, finalheight, out->num_firstvertex); + out->num_triangles = Mod_RemoveDegenerateTriangles(out->num_triangles, (loadmodel->surfmesh.data_element3i + 3 * out->num_firsttriangle), (loadmodel->surfmesh.data_element3i + 3 * out->num_firsttriangle), loadmodel->surfmesh.data_vertex3f); - if (developer.integer >= 100) + + if (developer_extra.integer) { if (out->num_triangles < finaltriangles) - Con_Printf("Mod_Q3BSP_LoadFaces: %ix%i curve subdivided to %i vertices / %i triangles, %i degenerate triangles removed (leaving %i)\n", patchsize[0], patchsize[1], out->num_vertices, finaltriangles, finaltriangles - out->num_triangles, out->num_triangles); + Con_DPrintf("Mod_Q3BSP_LoadFaces: %ix%i curve subdivided to %i vertices / %i triangles, %i degenerate triangles removed (leaving %i)\n", patchsize[0], patchsize[1], out->num_vertices, finaltriangles, finaltriangles - out->num_triangles, out->num_triangles); else - Con_Printf("Mod_Q3BSP_LoadFaces: %ix%i curve subdivided to %i vertices / %i triangles\n", patchsize[0], patchsize[1], out->num_vertices, out->num_triangles); + Con_DPrintf("Mod_Q3BSP_LoadFaces: %ix%i curve subdivided to %i vertices / %i triangles\n", patchsize[0], patchsize[1], out->num_vertices, out->num_triangles); } // q3map does not put in collision brushes for curves... ugh // build the lower quality collision geometry - xtess = Q3PatchTesselationOnX(patchsize[0], patchsize[1], 3, originalvertex3f, r_subdivisions_collision_tolerance.value); - ytess = Q3PatchTesselationOnY(patchsize[0], patchsize[1], 3, originalvertex3f, r_subdivisions_collision_tolerance.value); - // bound to user settings - xtess = bound(r_subdivisions_collision_mintess.integer, xtess, r_subdivisions_collision_maxtess.integer); - ytess = bound(r_subdivisions_collision_mintess.integer, ytess, r_subdivisions_collision_maxtess.integer); - // bound to sanity settings - xtess = bound(1, xtess, 1024); - ytess = bound(1, ytess, 1024); - // bound to user limit on vertices - while ((xtess > 1 || ytess > 1) && (((patchsize[0] - 1) * xtess) + 1) * (((patchsize[1] - 1) * ytess) + 1) > min(r_subdivisions_collision_maxvertices.integer, 262144)) - { - if (xtess > ytess) - xtess--; - else - ytess--; - } - finalwidth = ((patchsize[0] - 1) * xtess) + 1; - finalheight = ((patchsize[1] - 1) * ytess) + 1; + finalwidth = Q3PatchDimForTess(patchsize[0],cxtess); //((patchsize[0] - 1) * cxtess) + 1; + finalheight = Q3PatchDimForTess(patchsize[1],cytess); //((patchsize[1] - 1) * cytess) + 1; finalvertices = finalwidth * finalheight; - finaltriangles = (finalwidth - 1) * (finalheight - 1) * 2; + oldnumtriangles2 = finaltriangles = (finalwidth - 1) * (finalheight - 1) * 2; - out->data_collisionvertex3f = (float *)Mem_Alloc(loadmodel->mempool, sizeof(float[3]) * finalvertices); - out->data_collisionelement3i = (int *)Mem_Alloc(loadmodel->mempool, sizeof(int[3]) * finaltriangles); + // legacy collision geometry implementation + out->deprecatedq3data_collisionvertex3f = (float *)Mem_Alloc(loadmodel->mempool, sizeof(float[3]) * finalvertices); + out->deprecatedq3data_collisionelement3i = (int *)Mem_Alloc(loadmodel->mempool, sizeof(int[3]) * finaltriangles); out->num_collisionvertices = finalvertices; out->num_collisiontriangles = finaltriangles; - Q3PatchTesselateFloat(3, sizeof(float[3]), out->data_collisionvertex3f, patchsize[0], patchsize[1], sizeof(float[3]), originalvertex3f, xtess, ytess); - Q3PatchTriangleElements(out->data_collisionelement3i, finalwidth, finalheight, 0); + Q3PatchTesselateFloat(3, sizeof(float[3]), out->deprecatedq3data_collisionvertex3f, patchsize[0], patchsize[1], sizeof(float[3]), originalvertex3f, cxtess, cytess); + Q3PatchTriangleElements(out->deprecatedq3data_collisionelement3i, finalwidth, finalheight, 0); //Mod_SnapVertices(3, out->num_vertices, (loadmodel->surfmesh.data_vertex3f + 3 * out->num_firstvertex), 0.25); - Mod_SnapVertices(3, out->num_collisionvertices, out->data_collisionvertex3f, 1); + Mod_SnapVertices(3, finalvertices, out->deprecatedq3data_collisionvertex3f, 1); + + out->num_collisiontriangles = Mod_RemoveDegenerateTriangles(finaltriangles, out->deprecatedq3data_collisionelement3i, out->deprecatedq3data_collisionelement3i, out->deprecatedq3data_collisionvertex3f); + + // now optimize the collision mesh by finding triangle bboxes... + Mod_Q3BSP_BuildBBoxes(out->deprecatedq3data_collisionelement3i, out->num_collisiontriangles, out->deprecatedq3data_collisionvertex3f, &out->deprecatedq3data_collisionbbox6f, &out->deprecatedq3num_collisionbboxstride, mod_q3bsp_curves_collisions_stride.integer); + Mod_Q3BSP_BuildBBoxes(loadmodel->surfmesh.data_element3i + 3 * out->num_firsttriangle, out->num_triangles, loadmodel->surfmesh.data_vertex3f, &out->deprecatedq3data_bbox6f, &out->deprecatedq3num_bboxstride, mod_q3bsp_curves_stride.integer); + + // store collision geometry for BIH collision tree + surfacecollisionvertex3f = loadmodel->brush.data_collisionvertex3f + collisionvertices * 3; + surfacecollisionelement3i = loadmodel->brush.data_collisionelement3i + collisiontriangles * 3; + Q3PatchTesselateFloat(3, sizeof(float[3]), surfacecollisionvertex3f, patchsize[0], patchsize[1], sizeof(float[3]), originalvertex3f, cxtess, cytess); + Q3PatchTriangleElements(surfacecollisionelement3i, finalwidth, finalheight, collisionvertices); + Mod_SnapVertices(3, finalvertices, surfacecollisionvertex3f, 1); +#if 1 + // remove this once the legacy code is removed + { + int nc = out->num_collisiontriangles; +#endif + out->num_collisiontriangles = Mod_RemoveDegenerateTriangles(finaltriangles, surfacecollisionelement3i, surfacecollisionelement3i, loadmodel->brush.data_collisionvertex3f); +#if 1 + if(nc != out->num_collisiontriangles) + { + Con_Printf("number of collision triangles differs between BIH and BSP. FAIL.\n"); + } + } +#endif + + if (developer_extra.integer) + Con_DPrintf("Mod_Q3BSP_LoadFaces: %ix%i curve became %i:%i vertices / %i:%i triangles (%i:%i degenerate)\n", patchsize[0], patchsize[1], out->num_vertices, out->num_collisionvertices, oldnumtriangles, oldnumtriangles2, oldnumtriangles - out->num_triangles, oldnumtriangles2 - out->num_collisiontriangles); - oldnumtriangles = out->num_triangles; - oldnumtriangles2 = out->num_collisiontriangles; - out->num_collisiontriangles = Mod_RemoveDegenerateTriangles(out->num_collisiontriangles, out->data_collisionelement3i, out->data_collisionelement3i, out->data_collisionvertex3f); - if (developer.integer >= 100) - Con_Printf("Mod_Q3BSP_LoadFaces: %ix%i curve became %i:%i vertices / %i:%i triangles (%i:%i degenerate)\n", patchsize[0], patchsize[1], out->num_vertices, out->num_collisionvertices, oldnumtriangles, oldnumtriangles2, oldnumtriangles - out->num_triangles, oldnumtriangles2 - out->num_collisiontriangles); + collisionvertices += finalvertices; + collisiontriangles += out->num_collisiontriangles; break; default: break; @@ -4918,9 +5477,9 @@ static void Mod_Q3BSP_LoadFaces(lump_t *l) if (cls.state != ca_dedicated && out->lightmaptexture) { // figure out which part of the merged lightmap this fits into - int lightmapindex = LittleLong(in->lightmapindex) >> loadmodel->brushq3.deluxemapping; - int mergewidth = R_TextureWidth(out->lightmaptexture) / 128; - int mergeheight = R_TextureHeight(out->lightmaptexture) / 128; + int lightmapindex = LittleLong(in->lightmapindex) >> (loadmodel->brushq3.deluxemapping ? 1 : 0); + int mergewidth = R_TextureWidth(out->lightmaptexture) / loadmodel->brushq3.lightmapsize; + int mergeheight = R_TextureHeight(out->lightmaptexture) / loadmodel->brushq3.lightmapsize; lightmapindex &= mergewidth * mergeheight - 1; lightmaptcscale[0] = 1.0f / mergewidth; lightmaptcscale[1] = 1.0f / mergeheight; @@ -4958,8 +5517,32 @@ static void Mod_Q3BSP_LoadFaces(lump_t *l) //out->lightmapinfo->styles[3] = 255; } + i = oldi; + out = oldout; + for (;i < count;i++, out++) + { + if(out->num_vertices && out->num_triangles) + continue; + if(out->num_vertices == 0) + { + Con_Printf("Mod_Q3BSP_LoadFaces: surface %d (texture %s) has no vertices, ignoring\n", i, out->texture ? out->texture->name : "(none)"); + if(out->num_triangles == 0) + Con_Printf("Mod_Q3BSP_LoadFaces: surface %d (texture %s) has no triangles, ignoring\n", i, out->texture ? out->texture->name : "(none)"); + } + else if(out->num_triangles == 0) + Con_Printf("Mod_Q3BSP_LoadFaces: surface %d (texture %s, near %f %f %f) has no triangles, ignoring\n", i, out->texture ? out->texture->name : "(none)", + (loadmodel->surfmesh.data_vertex3f + 3 * out->num_firstvertex)[0 * 3 + 0], + (loadmodel->surfmesh.data_vertex3f + 3 * out->num_firstvertex)[1 * 3 + 0], + (loadmodel->surfmesh.data_vertex3f + 3 * out->num_firstvertex)[2 * 3 + 0]); + } + // for per pixel lighting - Mod_BuildTextureVectorsFromNormals(0, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_texcoordtexture2f, loadmodel->surfmesh.data_normal3f, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_svector3f, loadmodel->surfmesh.data_tvector3f, true); + Mod_BuildTextureVectorsFromNormals(0, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_texcoordtexture2f, loadmodel->surfmesh.data_normal3f, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_svector3f, loadmodel->surfmesh.data_tvector3f, r_smoothnormals_areaweighting.integer != 0); + + // generate ushort elements array if possible + if (loadmodel->surfmesh.data_element3s) + for (i = 0;i < loadmodel->surfmesh.num_triangles*3;i++) + loadmodel->surfmesh.data_element3s[i] = loadmodel->surfmesh.data_element3i[i]; // free the no longer needed vertex data loadmodel->brushq3.num_vertices = 0; @@ -4975,6 +5558,9 @@ static void Mod_Q3BSP_LoadFaces(lump_t *l) if (loadmodel->brushq3.data_element3i) Mem_Free(loadmodel->brushq3.data_element3i); loadmodel->brushq3.data_element3i = NULL; + + if(patchtess) + Mem_Free(patchtess); } static void Mod_Q3BSP_LoadModels(lump_t *l) @@ -5114,6 +5700,8 @@ static void Mod_Q3BSP_LoadNodes(lump_t *l) if (l->filelen % sizeof(*in)) Host_Error("Mod_Q3BSP_LoadNodes: funny lump size in %s",loadmodel->name); count = l->filelen / sizeof(*in); + if (count == 0) + Host_Error("Mod_Q3BSP_LoadNodes: missing BSP tree in %s",loadmodel->name); out = (mnode_t *)Mem_Alloc(loadmodel->mempool, count * sizeof(*out)); loadmodel->brush.data_nodes = out; @@ -5184,7 +5772,10 @@ static void Mod_Q3BSP_LoadLightGrid(lump_t *l) if (l->filelen) { if (l->filelen < count * (int)sizeof(*in)) - Host_Error("Mod_Q3BSP_LoadLightGrid: invalid lightgrid lump size %i bytes, should be %i bytes (%ix%ix%i)", l->filelen, (int)(count * sizeof(*in)), loadmodel->brushq3.num_lightgrid_dimensions[0], loadmodel->brushq3.num_lightgrid_dimensions[1], loadmodel->brushq3.num_lightgrid_dimensions[2]); + { + Con_Printf("Mod_Q3BSP_LoadLightGrid: invalid lightgrid lump size %i bytes, should be %i bytes (%ix%ix%i)", l->filelen, (int)(count * sizeof(*in)), loadmodel->brushq3.num_lightgrid_isize[0], loadmodel->brushq3.num_lightgrid_isize[1], loadmodel->brushq3.num_lightgrid_isize[2]); + return; // ignore the grid if we cannot understand it + } if (l->filelen != count * (int)sizeof(*in)) Con_Printf("Mod_Q3BSP_LoadLightGrid: Warning: calculated lightgrid size %i bytes does not match lump size %i\n", (int)(count * sizeof(*in)), l->filelen); out = (q3dlightgrid_t *)Mem_Alloc(loadmodel->mempool, count * sizeof(*out)); @@ -5233,14 +5824,30 @@ static void Mod_Q3BSP_LoadPVS(lump_t *l) memcpy(loadmodel->brush.data_pvsclusters, (unsigned char *)(in + 1), totalchains); } -static void Mod_Q3BSP_LightPoint(model_t *model, const vec3_t p, vec3_t ambientcolor, vec3_t diffusecolor, vec3_t diffusenormal) +static void Mod_Q3BSP_LightPoint(dp_model_t *model, const vec3_t p, vec3_t ambientcolor, vec3_t diffusecolor, vec3_t diffusenormal) { int i, j, k, index[3]; - float transformed[3], blend1, blend2, blend, stylescale; + float transformed[3], blend1, blend2, blend, stylescale = 1; q3dlightgrid_t *a, *s; // scale lighting by lightstyle[0] so that darkmode in dpmod works properly - stylescale = r_refdef.rtlightstylevalue[0]; + switch(vid.renderpath) + { + case RENDERPATH_GL20: + case RENDERPATH_D3D9: + case RENDERPATH_D3D10: + case RENDERPATH_D3D11: + case RENDERPATH_SOFT: + case RENDERPATH_GLES2: + // LordHavoc: FIXME: is this true? + stylescale = 1; // added while render + break; + case RENDERPATH_GL11: + case RENDERPATH_GL13: + case RENDERPATH_GLES1: + stylescale = r_refdef.scene.rtlightstylevalue[0]; + break; + } if (!model->brushq3.num_lightgrid) { @@ -5298,53 +5905,524 @@ static void Mod_Q3BSP_LightPoint(model_t *model, const vec3_t p, vec3_t ambientc //Con_Printf("result: ambient %f %f %f diffuse %f %f %f diffusenormal %f %f %f\n", ambientcolor[0], ambientcolor[1], ambientcolor[2], diffusecolor[0], diffusecolor[1], diffusecolor[2], diffusenormal[0], diffusenormal[1], diffusenormal[2]); } -static void Mod_Q3BSP_TracePoint_RecursiveBSPNode(trace_t *trace, model_t *model, mnode_t *node, const vec3_t point, int markframe) +static int Mod_Q3BSP_TraceLineOfSight_RecursiveNodeCheck(mnode_t *node, double p1[3], double p2[3]) { - int i; - mleaf_t *leaf; - colbrushf_t *brush; - // find which leaf the point is in - while (node->plane) - node = node->children[DotProduct(point, node->plane->normal) < node->plane->dist]; - // point trace the brushes - leaf = (mleaf_t *)node; - for (i = 0;i < leaf->numleafbrushes;i++) - { - brush = model->brush.data_brushes[leaf->firstleafbrush[i]].colbrushf; - if (brush && brush->markframe != markframe && BoxesOverlap(point, point, brush->mins, brush->maxs)) - { - brush->markframe = markframe; - Collision_TracePointBrushFloat(trace, point, brush); - } - } - // can't do point traces on curves (they have no thickness) -} + double t1, t2; + double midf, mid[3]; + int ret, side; -static void Mod_Q3BSP_TraceLine_RecursiveBSPNode(trace_t *trace, model_t *model, mnode_t *node, const vec3_t start, const vec3_t end, vec_t startfrac, vec_t endfrac, const vec3_t linestart, const vec3_t lineend, int markframe, const vec3_t segmentmins, const vec3_t segmentmaxs) -{ - int i, startside, endside; - float dist1, dist2, midfrac, mid[3], nodesegmentmins[3], nodesegmentmaxs[3]; - mleaf_t *leaf; - msurface_t *surface; - mplane_t *plane; - colbrushf_t *brush; - // walk the tree until we hit a leaf, recursing for any split cases + // check for empty while (node->plane) { - // abort if this part of the bsp tree can not be hit by this trace -// if (!(node->combinedsupercontents & trace->hitsupercontentsmask)) -// return; - plane = node->plane; - // axial planes are much more common than non-axial, so an optimized - // axial case pays off here + // find the point distances + mplane_t *plane = node->plane; if (plane->type < 3) { - dist1 = start[plane->type] - plane->dist; - dist2 = end[plane->type] - plane->dist; + t1 = p1[plane->type] - plane->dist; + t2 = p2[plane->type] - plane->dist; } else { - dist1 = DotProduct(start, plane->normal) - plane->dist; + t1 = DotProduct (plane->normal, p1) - plane->dist; + t2 = DotProduct (plane->normal, p2) - plane->dist; + } + + if (t1 < 0) + { + if (t2 < 0) + { + node = node->children[1]; + continue; + } + side = 1; + } + else + { + if (t2 >= 0) + { + node = node->children[0]; + continue; + } + side = 0; + } + + midf = t1 / (t1 - t2); + VectorLerp(p1, midf, p2, mid); + + // recurse both sides, front side first + // return 2 if empty is followed by solid (hit something) + // do not return 2 if both are solid or both empty, + // or if start is solid and end is empty + // as these degenerate cases usually indicate the eye is in solid and + // should see the target point anyway + ret = Mod_Q3BSP_TraceLineOfSight_RecursiveNodeCheck(node->children[side ], p1, mid); + if (ret != 0) + return ret; + ret = Mod_Q3BSP_TraceLineOfSight_RecursiveNodeCheck(node->children[side ^ 1], mid, p2); + if (ret != 1) + return ret; + return 2; + } + return ((mleaf_t *)node)->clusterindex < 0; +} + +static qboolean Mod_Q3BSP_TraceLineOfSight(struct model_s *model, const vec3_t start, const vec3_t end) +{ + if (model->brush.submodel || mod_q3bsp_tracelineofsight_brushes.integer) + { + trace_t trace; + model->TraceLine(model, NULL, NULL, &trace, start, end, SUPERCONTENTS_VISBLOCKERMASK); + return trace.fraction == 1; + } + else + { + double tracestart[3], traceend[3]; + VectorCopy(start, tracestart); + VectorCopy(end, traceend); + return !Mod_Q3BSP_TraceLineOfSight_RecursiveNodeCheck(model->brush.data_nodes, tracestart, traceend); + } +} + +void Mod_CollisionBIH_TracePoint(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, int hitsupercontentsmask) +{ + const bih_t *bih; + const bih_leaf_t *leaf; + const bih_node_t *node; + const colbrushf_t *brush; + int axis; + int nodenum; + int nodestackpos = 0; + int nodestack[1024]; + + memset(trace, 0, sizeof(*trace)); + trace->fraction = 1; + trace->realfraction = 1; + trace->hitsupercontentsmask = hitsupercontentsmask; + + bih = &model->collision_bih; + if(!bih->nodes) + return; + + nodenum = bih->rootnode; + nodestack[nodestackpos++] = nodenum; + while (nodestackpos) + { + nodenum = nodestack[--nodestackpos]; + node = bih->nodes + nodenum; +#if 1 + if (!BoxesOverlap(start, start, node->mins, node->maxs)) + continue; +#endif + if (node->type <= BIH_SPLITZ && nodestackpos+2 <= 1024) + { + axis = node->type - BIH_SPLITX; + if (start[axis] >= node->frontmin) + nodestack[nodestackpos++] = node->front; + if (start[axis] <= node->backmax) + nodestack[nodestackpos++] = node->back; + } + else if (node->type == BIH_UNORDERED) + { + for (axis = 0;axis < BIH_MAXUNORDEREDCHILDREN && node->children[axis] >= 0;axis++) + { + leaf = bih->leafs + node->children[axis]; +#if 1 + if (!BoxesOverlap(start, start, leaf->mins, leaf->maxs)) + continue; +#endif + switch(leaf->type) + { + case BIH_BRUSH: + brush = model->brush.data_brushes[leaf->itemindex].colbrushf; + Collision_TracePointBrushFloat(trace, start, brush); + break; + case BIH_COLLISIONTRIANGLE: + // collision triangle - skipped because they have no volume + break; + case BIH_RENDERTRIANGLE: + // render triangle - skipped because they have no volume + break; + } + } + } + } +} + +void Mod_CollisionBIH_TraceLineShared(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, const vec3_t end, int hitsupercontentsmask, const bih_t *bih) +{ + const bih_leaf_t *leaf; + const bih_node_t *node; + const colbrushf_t *brush; + const int *e; + const texture_t *texture; + vec3_t nodebigmins, nodebigmaxs, nodestart, nodeend, sweepnodemins, sweepnodemaxs; + vec_t d1, d2, d3, d4, f, nodestackline[1024][6]; + int axis, nodenum, nodestackpos = 0, nodestack[1024]; + + if(!bih->nodes) + return; + + if (VectorCompare(start, end)) + { + Mod_CollisionBIH_TracePoint(model, frameblend, skeleton, trace, start, hitsupercontentsmask); + return; + } + + nodenum = bih->rootnode; + + memset(trace, 0, sizeof(*trace)); + trace->fraction = 1; + trace->realfraction = 1; + trace->hitsupercontentsmask = hitsupercontentsmask; + + // push first node + nodestackline[nodestackpos][0] = start[0]; + nodestackline[nodestackpos][1] = start[1]; + nodestackline[nodestackpos][2] = start[2]; + nodestackline[nodestackpos][3] = end[0]; + nodestackline[nodestackpos][4] = end[1]; + nodestackline[nodestackpos][5] = end[2]; + nodestack[nodestackpos++] = nodenum; + while (nodestackpos) + { + nodenum = nodestack[--nodestackpos]; + node = bih->nodes + nodenum; + VectorCopy(nodestackline[nodestackpos], nodestart); + VectorCopy(nodestackline[nodestackpos] + 3, nodeend); + sweepnodemins[0] = min(nodestart[0], nodeend[0]); sweepnodemins[1] = min(nodestart[1], nodeend[1]); sweepnodemins[2] = min(nodestart[2], nodeend[2]); sweepnodemaxs[0] = max(nodestart[0], nodeend[0]); sweepnodemaxs[1] = max(nodestart[1], nodeend[1]); sweepnodemaxs[2] = max(nodestart[2], nodeend[2]); + if (!BoxesOverlap(sweepnodemins, sweepnodemaxs, node->mins, node->maxs)) + continue; + if (node->type <= BIH_SPLITZ && nodestackpos+2 <= 1024) + { + // recurse children of the split + axis = node->type - BIH_SPLITX; + d1 = node->backmax - nodestart[axis]; + d2 = node->backmax - nodeend[axis]; + d3 = nodestart[axis] - node->frontmin; + d4 = nodeend[axis] - node->frontmin; + switch((d1 < 0) | ((d2 < 0) << 1) | ((d3 < 0) << 2) | ((d4 < 0) << 3)) + { + case 0: /* >>>> */ VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break; + case 1: /* <>>> */ f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break; + case 2: /* ><>> */ f = d1 / (d1 - d2); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break; + case 3: /* <<>> */ VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break; + case 4: /* >><> */ VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; f = d3 / (d3 - d4); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break; + case 5: /* <><> */ f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; f = d3 / (d3 - d4); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break; + case 6: /* ><<> */ f = d1 / (d1 - d2); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; f = d3 / (d3 - d4); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break; + case 7: /* <<<> */ f = d3 / (d3 - d4); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break; + case 8: /* >>>< */ VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; f = d3 / (d3 - d4); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break; + case 9: /* <>>< */ f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; f = d3 / (d3 - d4); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break; + case 10: /* ><>< */ f = d1 / (d1 - d2); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; f = d3 / (d3 - d4); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break; + case 11: /* <<>< */ f = d3 / (d3 - d4); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break; + case 12: /* >><< */ VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; break; + case 13: /* <><< */ f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; break; + case 14: /* ><<< */ f = d1 / (d1 - d2); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; break; + case 15: /* <<<< */ break; + } + } + else if (node->type == BIH_UNORDERED) + { + // calculate sweep bounds for this node + // copy node bounds into local variables + VectorCopy(node->mins, nodebigmins); + VectorCopy(node->maxs, nodebigmaxs); + // clip line to this node bounds + axis = 0; d1 = nodestart[axis] - nodebigmins[axis]; d2 = nodeend[axis] - nodebigmins[axis]; if (d1 < 0) { if (d2 < 0) continue; f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestart); } else if (d2 < 0) { f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodeend); } d1 = nodebigmaxs[axis] - nodestart[axis]; d2 = nodebigmaxs[axis] - nodeend[axis]; if (d1 < 0) { if (d2 < 0) continue; f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestart); } else if (d2 < 0) { f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodeend); } + axis = 1; d1 = nodestart[axis] - nodebigmins[axis]; d2 = nodeend[axis] - nodebigmins[axis]; if (d1 < 0) { if (d2 < 0) continue; f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestart); } else if (d2 < 0) { f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodeend); } d1 = nodebigmaxs[axis] - nodestart[axis]; d2 = nodebigmaxs[axis] - nodeend[axis]; if (d1 < 0) { if (d2 < 0) continue; f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestart); } else if (d2 < 0) { f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodeend); } + axis = 2; d1 = nodestart[axis] - nodebigmins[axis]; d2 = nodeend[axis] - nodebigmins[axis]; if (d1 < 0) { if (d2 < 0) continue; f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestart); } else if (d2 < 0) { f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodeend); } d1 = nodebigmaxs[axis] - nodestart[axis]; d2 = nodebigmaxs[axis] - nodeend[axis]; if (d1 < 0) { if (d2 < 0) continue; f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestart); } else if (d2 < 0) { f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodeend); } + // some of the line intersected the enlarged node box + // calculate sweep bounds for this node + sweepnodemins[0] = min(nodestart[0], nodeend[0]); sweepnodemins[1] = min(nodestart[1], nodeend[1]); sweepnodemins[2] = min(nodestart[2], nodeend[2]); sweepnodemaxs[0] = max(nodestart[0], nodeend[0]); sweepnodemaxs[1] = max(nodestart[1], nodeend[1]); sweepnodemaxs[2] = max(nodestart[2], nodeend[2]); + for (axis = 0;axis < BIH_MAXUNORDEREDCHILDREN && node->children[axis] >= 0;axis++) + { + leaf = bih->leafs + node->children[axis]; + if (!BoxesOverlap(sweepnodemins, sweepnodemaxs, leaf->mins, leaf->maxs)) + continue; + switch(leaf->type) + { + case BIH_BRUSH: + brush = model->brush.data_brushes[leaf->itemindex].colbrushf; + Collision_TraceLineBrushFloat(trace, start, end, brush, brush); + break; + case BIH_COLLISIONTRIANGLE: + if (!mod_q3bsp_curves_collisions.integer) + continue; + e = model->brush.data_collisionelement3i + 3*leaf->itemindex; + texture = model->data_textures + leaf->textureindex; + Collision_TraceLineTriangleFloat(trace, start, end, model->brush.data_collisionvertex3f + e[0] * 3, model->brush.data_collisionvertex3f + e[1] * 3, model->brush.data_collisionvertex3f + e[2] * 3, texture->supercontents, texture->surfaceflags, texture); + break; + case BIH_RENDERTRIANGLE: + e = model->surfmesh.data_element3i + 3*leaf->itemindex; + texture = model->data_textures + leaf->textureindex; + Collision_TraceLineTriangleFloat(trace, start, end, model->surfmesh.data_vertex3f + e[0] * 3, model->surfmesh.data_vertex3f + e[1] * 3, model->surfmesh.data_vertex3f + e[2] * 3, texture->supercontents, texture->surfaceflags, texture); + break; + } + } + } + } +} + +void Mod_CollisionBIH_TraceLine(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, const vec3_t end, int hitsupercontentsmask) +{ + if (VectorCompare(start, end)) + { + Mod_CollisionBIH_TracePoint(model, frameblend, skeleton, trace, start, hitsupercontentsmask); + return; + } + Mod_CollisionBIH_TraceLineShared(model, frameblend, skeleton, trace, start, end, hitsupercontentsmask, &model->collision_bih); +} + +void Mod_CollisionBIH_TraceBrush(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, colbrushf_t *thisbrush_start, colbrushf_t *thisbrush_end, int hitsupercontentsmask) +{ + const bih_t *bih; + const bih_leaf_t *leaf; + const bih_node_t *node; + const colbrushf_t *brush; + const int *e; + const texture_t *texture; + vec3_t start, end, startmins, startmaxs, endmins, endmaxs, mins, maxs; + vec3_t nodebigmins, nodebigmaxs, nodestart, nodeend, sweepnodemins, sweepnodemaxs; + vec_t d1, d2, d3, d4, f, nodestackline[1024][6]; + int axis, nodenum, nodestackpos = 0, nodestack[1024]; + + if (mod_q3bsp_optimizedtraceline.integer && VectorCompare(thisbrush_start->mins, thisbrush_start->maxs) && VectorCompare(thisbrush_end->mins, thisbrush_end->maxs)) + { + if (VectorCompare(thisbrush_start->mins, thisbrush_end->mins)) + Mod_CollisionBIH_TracePoint(model, frameblend, skeleton, trace, thisbrush_start->mins, hitsupercontentsmask); + else + Mod_CollisionBIH_TraceLine(model, frameblend, skeleton, trace, thisbrush_start->mins, thisbrush_end->mins, hitsupercontentsmask); + return; + } + + bih = &model->collision_bih; + if(!bih->nodes) + return; + nodenum = bih->rootnode; + + // box trace, performed as brush trace + memset(trace, 0, sizeof(*trace)); + trace->fraction = 1; + trace->realfraction = 1; + trace->hitsupercontentsmask = hitsupercontentsmask; + + // calculate tracebox-like parameters for efficient culling + VectorMAM(0.5f, thisbrush_start->mins, 0.5f, thisbrush_start->maxs, start); + VectorMAM(0.5f, thisbrush_end->mins, 0.5f, thisbrush_end->maxs, end); + VectorSubtract(thisbrush_start->mins, start, startmins); + VectorSubtract(thisbrush_start->maxs, start, startmaxs); + VectorSubtract(thisbrush_end->mins, end, endmins); + VectorSubtract(thisbrush_end->maxs, end, endmaxs); + mins[0] = min(startmins[0], endmins[0]); + mins[1] = min(startmins[1], endmins[1]); + mins[2] = min(startmins[2], endmins[2]); + maxs[0] = max(startmaxs[0], endmaxs[0]); + maxs[1] = max(startmaxs[1], endmaxs[1]); + maxs[2] = max(startmaxs[2], endmaxs[2]); + + // push first node + nodestackline[nodestackpos][0] = start[0]; + nodestackline[nodestackpos][1] = start[1]; + nodestackline[nodestackpos][2] = start[2]; + nodestackline[nodestackpos][3] = end[0]; + nodestackline[nodestackpos][4] = end[1]; + nodestackline[nodestackpos][5] = end[2]; + nodestack[nodestackpos++] = nodenum; + while (nodestackpos) + { + nodenum = nodestack[--nodestackpos]; + node = bih->nodes + nodenum; + VectorCopy(nodestackline[nodestackpos], nodestart); + VectorCopy(nodestackline[nodestackpos] + 3, nodeend); + sweepnodemins[0] = min(nodestart[0], nodeend[0]) + mins[0]; sweepnodemins[1] = min(nodestart[1], nodeend[1]) + mins[1]; sweepnodemins[2] = min(nodestart[2], nodeend[2]) + mins[2]; sweepnodemaxs[0] = max(nodestart[0], nodeend[0]) + maxs[0]; sweepnodemaxs[1] = max(nodestart[1], nodeend[1]) + maxs[1]; sweepnodemaxs[2] = max(nodestart[2], nodeend[2]) + maxs[2]; + if (!BoxesOverlap(sweepnodemins, sweepnodemaxs, node->mins, node->maxs)) + continue; + if (node->type <= BIH_SPLITZ && nodestackpos+2 <= 1024) + { + // recurse children of the split + axis = node->type - BIH_SPLITX; + d1 = node->backmax - nodestart[axis] - mins[axis]; + d2 = node->backmax - nodeend[axis] - mins[axis]; + d3 = nodestart[axis] - node->frontmin + maxs[axis]; + d4 = nodeend[axis] - node->frontmin + maxs[axis]; + switch((d1 < 0) | ((d2 < 0) << 1) | ((d3 < 0) << 2) | ((d4 < 0) << 3)) + { + case 0: /* >>>> */ VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break; + case 1: /* <>>> */ f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break; + case 2: /* ><>> */ f = d1 / (d1 - d2); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break; + case 3: /* <<>> */ VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break; + case 4: /* >><> */ VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; f = d3 / (d3 - d4); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break; + case 5: /* <><> */ f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; f = d3 / (d3 - d4); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break; + case 6: /* ><<> */ f = d1 / (d1 - d2); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; f = d3 / (d3 - d4); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break; + case 7: /* <<<> */ f = d3 / (d3 - d4); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break; + case 8: /* >>>< */ VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; f = d3 / (d3 - d4); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break; + case 9: /* <>>< */ f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; f = d3 / (d3 - d4); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break; + case 10: /* ><>< */ f = d1 / (d1 - d2); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; f = d3 / (d3 - d4); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break; + case 11: /* <<>< */ f = d3 / (d3 - d4); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->front; break; + case 12: /* >><< */ VectorCopy(nodestart, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; break; + case 13: /* <><< */ f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos]); VectorCopy( nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; break; + case 14: /* ><<< */ f = d1 / (d1 - d2); VectorCopy(nodestart, nodestackline[nodestackpos]); VectorLerp(nodestart, f, nodeend, nodestackline[nodestackpos] + 3); nodestack[nodestackpos++] = node->back; break; + case 15: /* <<<< */ break; + } + } + else if (node->type == BIH_UNORDERED) + { + // calculate sweep bounds for this node + // copy node bounds into local variables and expand to get Minkowski Sum of the two shapes + VectorSubtract(node->mins, maxs, nodebigmins); + VectorSubtract(node->maxs, mins, nodebigmaxs); + // clip line to this node bounds + axis = 0; d1 = nodestart[axis] - nodebigmins[axis]; d2 = nodeend[axis] - nodebigmins[axis]; if (d1 < 0) { if (d2 < 0) continue; f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestart); } else if (d2 < 0) { f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodeend); } d1 = nodebigmaxs[axis] - nodestart[axis]; d2 = nodebigmaxs[axis] - nodeend[axis]; if (d1 < 0) { if (d2 < 0) continue; f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestart); } else if (d2 < 0) { f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodeend); } + axis = 1; d1 = nodestart[axis] - nodebigmins[axis]; d2 = nodeend[axis] - nodebigmins[axis]; if (d1 < 0) { if (d2 < 0) continue; f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestart); } else if (d2 < 0) { f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodeend); } d1 = nodebigmaxs[axis] - nodestart[axis]; d2 = nodebigmaxs[axis] - nodeend[axis]; if (d1 < 0) { if (d2 < 0) continue; f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestart); } else if (d2 < 0) { f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodeend); } + axis = 2; d1 = nodestart[axis] - nodebigmins[axis]; d2 = nodeend[axis] - nodebigmins[axis]; if (d1 < 0) { if (d2 < 0) continue; f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestart); } else if (d2 < 0) { f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodeend); } d1 = nodebigmaxs[axis] - nodestart[axis]; d2 = nodebigmaxs[axis] - nodeend[axis]; if (d1 < 0) { if (d2 < 0) continue; f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodestart); } else if (d2 < 0) { f = d1 / (d1 - d2); VectorLerp(nodestart, f, nodeend, nodeend); } + // some of the line intersected the enlarged node box + // calculate sweep bounds for this node + sweepnodemins[0] = min(nodestart[0], nodeend[0]) + mins[0]; sweepnodemins[1] = min(nodestart[1], nodeend[1]) + mins[1]; sweepnodemins[2] = min(nodestart[2], nodeend[2]) + mins[2]; sweepnodemaxs[0] = max(nodestart[0], nodeend[0]) + maxs[0]; sweepnodemaxs[1] = max(nodestart[1], nodeend[1]) + maxs[1]; sweepnodemaxs[2] = max(nodestart[2], nodeend[2]) + maxs[2]; + for (axis = 0;axis < BIH_MAXUNORDEREDCHILDREN && node->children[axis] >= 0;axis++) + { + leaf = bih->leafs + node->children[axis]; + if (!BoxesOverlap(sweepnodemins, sweepnodemaxs, leaf->mins, leaf->maxs)) + continue; + switch(leaf->type) + { + case BIH_BRUSH: + brush = model->brush.data_brushes[leaf->itemindex].colbrushf; + Collision_TraceBrushBrushFloat(trace, thisbrush_start, thisbrush_end, brush, brush); + break; + case BIH_COLLISIONTRIANGLE: + if (!mod_q3bsp_curves_collisions.integer) + continue; + e = model->brush.data_collisionelement3i + 3*leaf->itemindex; + texture = model->data_textures + leaf->textureindex; + Collision_TraceBrushTriangleFloat(trace, thisbrush_start, thisbrush_end, model->brush.data_collisionvertex3f + e[0] * 3, model->brush.data_collisionvertex3f + e[1] * 3, model->brush.data_collisionvertex3f + e[2] * 3, texture->supercontents, texture->surfaceflags, texture); + break; + case BIH_RENDERTRIANGLE: + e = model->surfmesh.data_element3i + 3*leaf->itemindex; + texture = model->data_textures + leaf->textureindex; + Collision_TraceBrushTriangleFloat(trace, thisbrush_start, thisbrush_end, model->surfmesh.data_vertex3f + e[0] * 3, model->surfmesh.data_vertex3f + e[1] * 3, model->surfmesh.data_vertex3f + e[2] * 3, texture->supercontents, texture->surfaceflags, texture); + break; + } + } + } + } +} + +void Mod_CollisionBIH_TraceBox(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, const vec3_t boxmins, const vec3_t boxmaxs, const vec3_t end, int hitsupercontentsmask) +{ + colboxbrushf_t thisbrush_start, thisbrush_end; + vec3_t boxstartmins, boxstartmaxs, boxendmins, boxendmaxs; + + // box trace, performed as brush trace + VectorAdd(start, boxmins, boxstartmins); + VectorAdd(start, boxmaxs, boxstartmaxs); + VectorAdd(end, boxmins, boxendmins); + VectorAdd(end, boxmaxs, boxendmaxs); + Collision_BrushForBox(&thisbrush_start, boxstartmins, boxstartmaxs, 0, 0, NULL); + Collision_BrushForBox(&thisbrush_end, boxendmins, boxendmaxs, 0, 0, NULL); + Mod_CollisionBIH_TraceBrush(model, frameblend, skeleton, trace, &thisbrush_start.brush, &thisbrush_end.brush, hitsupercontentsmask); +} + + +int Mod_CollisionBIH_PointSuperContents(struct model_s *model, int frame, const vec3_t point) +{ + trace_t trace; + Mod_CollisionBIH_TracePoint(model, NULL, NULL, &trace, point, 0); + return trace.startsupercontents; +} + +void Mod_CollisionBIH_TracePoint_Mesh(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, int hitsupercontentsmask) +{ +#if 0 + // broken - needs to be modified to count front faces and backfaces to figure out if it is in solid + vec3_t end; + int hitsupercontents; + VectorSet(end, start[0], start[1], model->normalmins[2]); +#endif + memset(trace, 0, sizeof(*trace)); + trace->fraction = 1; + trace->realfraction = 1; + trace->hitsupercontentsmask = hitsupercontentsmask; +#if 0 + Mod_CollisionBIH_TraceLine(model, frameblend, skeleton, trace, start, end, hitsupercontentsmask); + hitsupercontents = trace->hitsupercontents; + memset(trace, 0, sizeof(*trace)); + trace->fraction = 1; + trace->realfraction = 1; + trace->hitsupercontentsmask = hitsupercontentsmask; + trace->startsupercontents = hitsupercontents; +#endif +} + +int Mod_CollisionBIH_PointSuperContents_Mesh(struct model_s *model, int frame, const vec3_t start) +{ +#if 0 + // broken - needs to be modified to count front faces and backfaces to figure out if it is in solid + trace_t trace; + vec3_t end; + VectorSet(end, start[0], start[1], model->normalmins[2]); + memset(&trace, 0, sizeof(trace)); + trace.fraction = 1; + trace.realfraction = 1; + trace.hitsupercontentsmask = 0; + Mod_CollisionBIH_TraceLine(model, frameblend, skeleton, trace, start, end, hitsupercontentsmask); + return trace.hitsupercontents; +#else + return 0; +#endif +} + +static void Mod_Q3BSP_TracePoint_RecursiveBSPNode(trace_t *trace, dp_model_t *model, mnode_t *node, const vec3_t point, int markframe) +{ + int i; + mleaf_t *leaf; + colbrushf_t *brush; + // find which leaf the point is in + while (node->plane) + node = node->children[(node->plane->type < 3 ? point[node->plane->type] : DotProduct(point, node->plane->normal)) < node->plane->dist]; + // point trace the brushes + leaf = (mleaf_t *)node; + for (i = 0;i < leaf->numleafbrushes;i++) + { + brush = model->brush.data_brushes[leaf->firstleafbrush[i]].colbrushf; + if (brush && brush->markframe != markframe && BoxesOverlap(point, point, brush->mins, brush->maxs)) + { + brush->markframe = markframe; + Collision_TracePointBrushFloat(trace, point, brush); + } + } + // can't do point traces on curves (they have no thickness) +} + +static void Mod_Q3BSP_TraceLine_RecursiveBSPNode(trace_t *trace, dp_model_t *model, mnode_t *node, const vec3_t start, const vec3_t end, vec_t startfrac, vec_t endfrac, const vec3_t linestart, const vec3_t lineend, int markframe, const vec3_t segmentmins, const vec3_t segmentmaxs) +{ + int i, startside, endside; + float dist1, dist2, midfrac, mid[3], nodesegmentmins[3], nodesegmentmaxs[3]; + mleaf_t *leaf; + msurface_t *surface; + mplane_t *plane; + colbrushf_t *brush; + // walk the tree until we hit a leaf, recursing for any split cases + while (node->plane) + { +#if 0 + if (!BoxesOverlap(segmentmins, segmentmaxs, node->mins, node->maxs)) + return; + Mod_Q3BSP_TraceLine_RecursiveBSPNode(trace, model, node->children[0], start, end, startfrac, endfrac, linestart, lineend, markframe, segmentmins, segmentmaxs); + node = node->children[1]; +#else + // abort if this part of the bsp tree can not be hit by this trace +// if (!(node->combinedsupercontents & trace->hitsupercontentsmask)) +// return; + plane = node->plane; + // axial planes are much more common than non-axial, so an optimized + // axial case pays off here + if (plane->type < 3) + { + dist1 = start[plane->type] - plane->dist; + dist2 = end[plane->type] - plane->dist; + } + else + { + dist1 = DotProduct(start, plane->normal) - plane->dist; dist2 = DotProduct(end, plane->normal) - plane->dist; } startside = dist1 < 0; @@ -5369,6 +6447,7 @@ static void Mod_Q3BSP_TraceLine_RecursiveBSPNode(trace_t *trace, model_t *model, Mod_Q3BSP_TraceLine_RecursiveBSPNode(trace, model, node->children[endside], mid, end, midfrac, endfrac, linestart, lineend, markframe, segmentmins, segmentmaxs); return; } +#endif } // abort if this part of the bsp tree can not be hit by this trace // if (!(node->combinedsupercontents & trace->hitsupercontentsmask)) @@ -5382,6 +6461,10 @@ static void Mod_Q3BSP_TraceLine_RecursiveBSPNode(trace_t *trace, model_t *model, nodesegmentmaxs[2] = max(start[2], end[2]) + 1; // line trace the brushes leaf = (mleaf_t *)node; +#if 0 + if (!BoxesOverlap(segmentmins, segmentmaxs, leaf->mins, leaf->maxs)) + return; +#endif for (i = 0;i < leaf->numleafbrushes;i++) { brush = model->brush.data_brushes[leaf->firstleafbrush[i]].colbrushf; @@ -5398,16 +6481,16 @@ static void Mod_Q3BSP_TraceLine_RecursiveBSPNode(trace_t *trace, model_t *model, for (i = 0;i < leaf->numleafsurfaces;i++) { surface = model->data_surfaces + leaf->firstleafsurface[i]; - if (surface->num_collisiontriangles && surface->collisionmarkframe != markframe && BoxesOverlap(nodesegmentmins, nodesegmentmaxs, surface->mins, surface->maxs)) + if (surface->num_collisiontriangles && surface->deprecatedq3collisionmarkframe != markframe && BoxesOverlap(nodesegmentmins, nodesegmentmaxs, surface->mins, surface->maxs)) { - surface->collisionmarkframe = markframe; - Collision_TraceLineTriangleMeshFloat(trace, linestart, lineend, surface->num_collisiontriangles, surface->data_collisionelement3i, surface->data_collisionvertex3f, surface->texture->supercontents, surface->texture->surfaceflags, surface->texture, segmentmins, segmentmaxs); + surface->deprecatedq3collisionmarkframe = markframe; + Collision_TraceLineTriangleMeshFloat(trace, linestart, lineend, surface->num_collisiontriangles, surface->deprecatedq3data_collisionelement3i, surface->deprecatedq3data_collisionvertex3f, surface->deprecatedq3num_collisionbboxstride, surface->deprecatedq3data_collisionbbox6f, surface->texture->supercontents, surface->texture->surfaceflags, surface->texture, segmentmins, segmentmaxs); } } } } -static void Mod_Q3BSP_TraceBrush_RecursiveBSPNode(trace_t *trace, model_t *model, mnode_t *node, const colbrushf_t *thisbrush_start, const colbrushf_t *thisbrush_end, int markframe, const vec3_t segmentmins, const vec3_t segmentmaxs) +static void Mod_Q3BSP_TraceBrush_RecursiveBSPNode(trace_t *trace, dp_model_t *model, mnode_t *node, const colbrushf_t *thisbrush_start, const colbrushf_t *thisbrush_end, int markframe, const vec3_t segmentmins, const vec3_t segmentmaxs) { int i; int sides; @@ -5419,6 +6502,12 @@ static void Mod_Q3BSP_TraceBrush_RecursiveBSPNode(trace_t *trace, model_t *model // walk the tree until we hit a leaf, recursing for any split cases while (node->plane) { +#if 0 + if (!BoxesOverlap(segmentmins, segmentmaxs, node->mins, node->maxs)) + return; + Mod_Q3BSP_TraceBrush_RecursiveBSPNode(trace, model, node->children[0], thisbrush_start, thisbrush_end, markframe, segmentmins, segmentmaxs); + node = node->children[1]; +#else // abort if this part of the bsp tree can not be hit by this trace // if (!(node->combinedsupercontents & trace->hitsupercontentsmask)) // return; @@ -5453,6 +6542,7 @@ static void Mod_Q3BSP_TraceBrush_RecursiveBSPNode(trace_t *trace, model_t *model return; // ERROR: NAN bounding box! // take whichever side the segment box is on node = node->children[sides - 1]; +#endif } // abort if this part of the bsp tree can not be hit by this trace // if (!(node->combinedsupercontents & trace->hitsupercontentsmask)) @@ -5465,6 +6555,10 @@ static void Mod_Q3BSP_TraceBrush_RecursiveBSPNode(trace_t *trace, model_t *model nodesegmentmaxs[2] = min(segmentmaxs[2], node->maxs[2] + 1); // hit a leaf leaf = (mleaf_t *)node; +#if 0 + if (!BoxesOverlap(segmentmins, segmentmaxs, leaf->mins, leaf->maxs)) + return; +#endif for (i = 0;i < leaf->numleafbrushes;i++) { brush = model->brush.data_brushes[leaf->firstleafbrush[i]].colbrushf; @@ -5479,96 +6573,315 @@ static void Mod_Q3BSP_TraceBrush_RecursiveBSPNode(trace_t *trace, model_t *model for (i = 0;i < leaf->numleafsurfaces;i++) { surface = model->data_surfaces + leaf->firstleafsurface[i]; - if (surface->num_collisiontriangles && surface->collisionmarkframe != markframe && BoxesOverlap(nodesegmentmins, nodesegmentmaxs, surface->mins, surface->maxs)) + if (surface->num_collisiontriangles && surface->deprecatedq3collisionmarkframe != markframe && BoxesOverlap(nodesegmentmins, nodesegmentmaxs, surface->mins, surface->maxs)) { - surface->collisionmarkframe = markframe; - Collision_TraceBrushTriangleMeshFloat(trace, thisbrush_start, thisbrush_end, surface->num_collisiontriangles, surface->data_collisionelement3i, surface->data_collisionvertex3f, surface->texture->supercontents, surface->texture->surfaceflags, surface->texture, segmentmins, segmentmaxs); + surface->deprecatedq3collisionmarkframe = markframe; + Collision_TraceBrushTriangleMeshFloat(trace, thisbrush_start, thisbrush_end, surface->num_collisiontriangles, surface->deprecatedq3data_collisionelement3i, surface->deprecatedq3data_collisionvertex3f, surface->deprecatedq3num_collisionbboxstride, surface->deprecatedq3data_collisionbbox6f, surface->texture->supercontents, surface->texture->surfaceflags, surface->texture, segmentmins, segmentmaxs); } } } } -static void Mod_Q3BSP_TraceBox(model_t *model, int frame, trace_t *trace, const vec3_t start, const vec3_t boxmins, const vec3_t boxmaxs, const vec3_t end, int hitsupercontentsmask) + +static int markframe = 0; + +static void Mod_Q3BSP_TracePoint(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, int hitsupercontentsmask) +{ + int i; + q3mbrush_t *brush; + memset(trace, 0, sizeof(*trace)); + trace->fraction = 1; + trace->realfraction = 1; + trace->hitsupercontentsmask = hitsupercontentsmask; + if (mod_collision_bih.integer) + Mod_CollisionBIH_TracePoint(model, frameblend, skeleton, trace, start, hitsupercontentsmask); + else if (model->brush.submodel) + { + for (i = 0, brush = model->brush.data_brushes + model->firstmodelbrush;i < model->nummodelbrushes;i++, brush++) + if (brush->colbrushf) + Collision_TracePointBrushFloat(trace, start, brush->colbrushf); + } + else + Mod_Q3BSP_TracePoint_RecursiveBSPNode(trace, model, model->brush.data_nodes, start, ++markframe); +} + +static void Mod_Q3BSP_TraceLine(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, const vec3_t end, int hitsupercontentsmask) { int i; float segmentmins[3], segmentmaxs[3]; - static int markframe = 0; msurface_t *surface; q3mbrush_t *brush; + + if (VectorCompare(start, end)) + { + Mod_Q3BSP_TracePoint(model, frameblend, skeleton, trace, start, hitsupercontentsmask); + return; + } + + memset(trace, 0, sizeof(*trace)); + trace->fraction = 1; + trace->realfraction = 1; + trace->hitsupercontentsmask = hitsupercontentsmask; + segmentmins[0] = min(start[0], end[0]) - 1; + segmentmins[1] = min(start[1], end[1]) - 1; + segmentmins[2] = min(start[2], end[2]) - 1; + segmentmaxs[0] = max(start[0], end[0]) + 1; + segmentmaxs[1] = max(start[1], end[1]) + 1; + segmentmaxs[2] = max(start[2], end[2]) + 1; + if (mod_collision_bih.integer) + Mod_CollisionBIH_TraceLine(model, frameblend, skeleton, trace, start, end, hitsupercontentsmask); + else if (model->brush.submodel) + { + for (i = 0, brush = model->brush.data_brushes + model->firstmodelbrush;i < model->nummodelbrushes;i++, brush++) + if (brush->colbrushf && BoxesOverlap(segmentmins, segmentmaxs, brush->colbrushf->mins, brush->colbrushf->maxs)) + Collision_TraceLineBrushFloat(trace, start, end, brush->colbrushf, brush->colbrushf); + if (mod_q3bsp_curves_collisions.integer) + for (i = 0, surface = model->data_surfaces + model->firstmodelsurface;i < model->nummodelsurfaces;i++, surface++) + if (surface->num_collisiontriangles && BoxesOverlap(segmentmins, segmentmaxs, surface->mins, surface->maxs)) + Collision_TraceLineTriangleMeshFloat(trace, start, end, surface->num_collisiontriangles, surface->deprecatedq3data_collisionelement3i, surface->deprecatedq3data_collisionvertex3f, surface->deprecatedq3num_collisionbboxstride, surface->deprecatedq3data_collisionbbox6f, surface->texture->supercontents, surface->texture->surfaceflags, surface->texture, segmentmins, segmentmaxs); + } + else + Mod_Q3BSP_TraceLine_RecursiveBSPNode(trace, model, model->brush.data_nodes, start, end, 0, 1, start, end, ++markframe, segmentmins, segmentmaxs); +} + +void Mod_Q3BSP_TraceBrush(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, colbrushf_t *start, colbrushf_t *end, int hitsupercontentsmask) +{ + float segmentmins[3], segmentmaxs[3]; + int i; + msurface_t *surface; + q3mbrush_t *brush; + + if (mod_q3bsp_optimizedtraceline.integer && VectorCompare(start->mins, start->maxs) && VectorCompare(end->mins, end->maxs)) + { + if (VectorCompare(start->mins, end->mins)) + Mod_Q3BSP_TracePoint(model, frameblend, skeleton, trace, start->mins, hitsupercontentsmask); + else + Mod_Q3BSP_TraceLine(model, frameblend, skeleton, trace, start->mins, end->mins, hitsupercontentsmask); + return; + } + + // box trace, performed as brush trace memset(trace, 0, sizeof(*trace)); trace->fraction = 1; trace->realfraction = 1; trace->hitsupercontentsmask = hitsupercontentsmask; - if (mod_q3bsp_optimizedtraceline.integer && VectorLength2(boxmins) + VectorLength2(boxmaxs) == 0) + segmentmins[0] = min(start->mins[0], end->mins[0]); + segmentmins[1] = min(start->mins[1], end->mins[1]); + segmentmins[2] = min(start->mins[2], end->mins[2]); + segmentmaxs[0] = max(start->maxs[0], end->maxs[0]); + segmentmaxs[1] = max(start->maxs[1], end->maxs[1]); + segmentmaxs[2] = max(start->maxs[2], end->maxs[2]); + if (mod_collision_bih.integer) + Mod_CollisionBIH_TraceBrush(model, frameblend, skeleton, trace, start, end, hitsupercontentsmask); + else if (model->brush.submodel) + { + for (i = 0, brush = model->brush.data_brushes + model->firstmodelbrush;i < model->nummodelbrushes;i++, brush++) + if (brush->colbrushf && BoxesOverlap(segmentmins, segmentmaxs, brush->colbrushf->mins, brush->colbrushf->maxs)) + Collision_TraceBrushBrushFloat(trace, start, end, brush->colbrushf, brush->colbrushf); + if (mod_q3bsp_curves_collisions.integer) + for (i = 0, surface = model->data_surfaces + model->firstmodelsurface;i < model->nummodelsurfaces;i++, surface++) + if (surface->num_collisiontriangles && BoxesOverlap(segmentmins, segmentmaxs, surface->mins, surface->maxs)) + Collision_TraceBrushTriangleMeshFloat(trace, start, end, surface->num_collisiontriangles, surface->deprecatedq3data_collisionelement3i, surface->deprecatedq3data_collisionvertex3f, surface->deprecatedq3num_collisionbboxstride, surface->deprecatedq3data_collisionbbox6f, surface->texture->supercontents, surface->texture->surfaceflags, surface->texture, segmentmins, segmentmaxs); + } + else + Mod_Q3BSP_TraceBrush_RecursiveBSPNode(trace, model, model->brush.data_nodes, start, end, ++markframe, segmentmins, segmentmaxs); +} + +static void Mod_Q3BSP_TraceBox(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, const vec3_t boxmins, const vec3_t boxmaxs, const vec3_t end, int hitsupercontentsmask) +{ + colboxbrushf_t thisbrush_start, thisbrush_end; + vec3_t boxstartmins, boxstartmaxs, boxendmins, boxendmaxs; + + // box trace, performed as brush trace + VectorAdd(start, boxmins, boxstartmins); + VectorAdd(start, boxmaxs, boxstartmaxs); + VectorAdd(end, boxmins, boxendmins); + VectorAdd(end, boxmaxs, boxendmaxs); + Collision_BrushForBox(&thisbrush_start, boxstartmins, boxstartmaxs, 0, 0, NULL); + Collision_BrushForBox(&thisbrush_end, boxendmins, boxendmaxs, 0, 0, NULL); + Mod_Q3BSP_TraceBrush(model, frameblend, skeleton, trace, &thisbrush_start.brush, &thisbrush_end.brush, hitsupercontentsmask); +} + +static int Mod_Q3BSP_PointSuperContents(struct model_s *model, int frame, const vec3_t point) +{ + int i; + int supercontents = 0; + q3mbrush_t *brush; + if (mod_collision_bih.integer) { - if (VectorCompare(start, end)) + trace_t trace; + Mod_Q3BSP_TracePoint(model, NULL, NULL, &trace, point, 0); + supercontents = trace.startsupercontents; + } + // test if the point is inside each brush + else if (model->brush.submodel) + { + // submodels are effectively one leaf + for (i = 0, brush = model->brush.data_brushes + model->firstmodelbrush;i < model->nummodelbrushes;i++, brush++) + if (brush->colbrushf && Collision_PointInsideBrushFloat(point, brush->colbrushf)) + supercontents |= brush->colbrushf->supercontents; + } + else + { + mnode_t *node = model->brush.data_nodes; + mleaf_t *leaf; + // find which leaf the point is in + while (node->plane) + node = node->children[(node->plane->type < 3 ? point[node->plane->type] : DotProduct(point, node->plane->normal)) < node->plane->dist]; + leaf = (mleaf_t *)node; + // now check the brushes in the leaf + for (i = 0;i < leaf->numleafbrushes;i++) { - // point trace - if (model->brush.submodel) - { - for (i = 0, brush = model->brush.data_brushes + model->firstmodelbrush;i < model->nummodelbrushes;i++, brush++) - if (brush->colbrushf) - Collision_TracePointBrushFloat(trace, start, brush->colbrushf); - } + brush = model->brush.data_brushes + leaf->firstleafbrush[i]; + if (brush->colbrushf && Collision_PointInsideBrushFloat(point, brush->colbrushf)) + supercontents |= brush->colbrushf->supercontents; + } + } + return supercontents; +} + +void Mod_CollisionBIH_TraceLineAgainstSurfaces(dp_model_t *model, const frameblend_t *frameblend, const skeleton_t *skeleton, trace_t *trace, const vec3_t start, const vec3_t end, int hitsupercontentsmask) +{ + Mod_CollisionBIH_TraceLineShared(model, frameblend, skeleton, trace, start, end, hitsupercontentsmask, &model->render_bih); +} + + +bih_t *Mod_MakeCollisionBIH(dp_model_t *model, qboolean userendersurfaces, bih_t *out) +{ + int j; + int bihnumleafs; + int bihmaxnodes; + int brushindex; + int triangleindex; + int bihleafindex; + int nummodelbrushes = model->nummodelbrushes; + int nummodelsurfaces = model->nummodelsurfaces; + const int *e; + const int *collisionelement3i; + const float *collisionvertex3f; + const int *renderelement3i; + const float *rendervertex3f; + bih_leaf_t *bihleafs; + bih_node_t *bihnodes; + int *temp_leafsort; + int *temp_leafsortscratch; + const msurface_t *surface; + const q3mbrush_t *brush; + + // find out how many BIH leaf nodes we need + bihnumleafs = 0; + if (userendersurfaces) + { + for (j = 0, surface = model->data_surfaces + model->firstmodelsurface;j < nummodelsurfaces;j++, surface++) + bihnumleafs += surface->num_triangles; + } + else + { + for (brushindex = 0, brush = model->brush.data_brushes + brushindex+model->firstmodelbrush;brushindex < nummodelbrushes;brushindex++, brush++) + if (brush->colbrushf) + bihnumleafs++; + for (j = 0, surface = model->data_surfaces + model->firstmodelsurface;j < nummodelsurfaces;j++, surface++) + { + if (surface->texture->basematerialflags & MATERIALFLAG_MESHCOLLISIONS) + bihnumleafs += surface->num_triangles + surface->num_collisiontriangles; else - Mod_Q3BSP_TracePoint_RecursiveBSPNode(trace, model, model->brush.data_nodes, start, ++markframe); + bihnumleafs += surface->num_collisiontriangles; } - else + } + + if (!bihnumleafs) + return NULL; + + // allocate the memory for the BIH leaf nodes + bihleafs = (bih_leaf_t *)Mem_Alloc(loadmodel->mempool, sizeof(bih_leaf_t) * bihnumleafs); + + // now populate the BIH leaf nodes + bihleafindex = 0; + + // add render surfaces + renderelement3i = model->surfmesh.data_element3i; + rendervertex3f = model->surfmesh.data_vertex3f; + for (j = 0, surface = model->data_surfaces + model->firstmodelsurface;j < nummodelsurfaces;j++, surface++) + { + for (triangleindex = 0, e = renderelement3i + 3*surface->num_firsttriangle;triangleindex < surface->num_triangles;triangleindex++, e += 3) + { + if (!userendersurfaces && !(surface->texture->basematerialflags & MATERIALFLAG_MESHCOLLISIONS)) + continue; + bihleafs[bihleafindex].type = BIH_RENDERTRIANGLE; + bihleafs[bihleafindex].textureindex = surface->texture - model->data_textures; + bihleafs[bihleafindex].surfaceindex = surface - model->data_surfaces; + bihleafs[bihleafindex].itemindex = triangleindex+surface->num_firsttriangle; + bihleafs[bihleafindex].mins[0] = min(rendervertex3f[3*e[0]+0], min(rendervertex3f[3*e[1]+0], rendervertex3f[3*e[2]+0])) - 1; + bihleafs[bihleafindex].mins[1] = min(rendervertex3f[3*e[0]+1], min(rendervertex3f[3*e[1]+1], rendervertex3f[3*e[2]+1])) - 1; + bihleafs[bihleafindex].mins[2] = min(rendervertex3f[3*e[0]+2], min(rendervertex3f[3*e[1]+2], rendervertex3f[3*e[2]+2])) - 1; + bihleafs[bihleafindex].maxs[0] = max(rendervertex3f[3*e[0]+0], max(rendervertex3f[3*e[1]+0], rendervertex3f[3*e[2]+0])) + 1; + bihleafs[bihleafindex].maxs[1] = max(rendervertex3f[3*e[0]+1], max(rendervertex3f[3*e[1]+1], rendervertex3f[3*e[2]+1])) + 1; + bihleafs[bihleafindex].maxs[2] = max(rendervertex3f[3*e[0]+2], max(rendervertex3f[3*e[1]+2], rendervertex3f[3*e[2]+2])) + 1; + bihleafindex++; + } + } + + if (!userendersurfaces) + { + // add collision brushes + for (brushindex = 0, brush = model->brush.data_brushes + brushindex+model->firstmodelbrush;brushindex < nummodelbrushes;brushindex++, brush++) + { + if (!brush->colbrushf) + continue; + bihleafs[bihleafindex].type = BIH_BRUSH; + bihleafs[bihleafindex].textureindex = brush->texture - model->data_textures; + bihleafs[bihleafindex].surfaceindex = -1; + bihleafs[bihleafindex].itemindex = brushindex+model->firstmodelbrush; + VectorCopy(brush->colbrushf->mins, bihleafs[bihleafindex].mins); + VectorCopy(brush->colbrushf->maxs, bihleafs[bihleafindex].maxs); + bihleafindex++; + } + + // add collision surfaces + collisionelement3i = model->brush.data_collisionelement3i; + collisionvertex3f = model->brush.data_collisionvertex3f; + for (j = 0, surface = model->data_surfaces + model->firstmodelsurface;j < nummodelsurfaces;j++, surface++) { - // line trace - segmentmins[0] = min(start[0], end[0]) - 1; - segmentmins[1] = min(start[1], end[1]) - 1; - segmentmins[2] = min(start[2], end[2]) - 1; - segmentmaxs[0] = max(start[0], end[0]) + 1; - segmentmaxs[1] = max(start[1], end[1]) + 1; - segmentmaxs[2] = max(start[2], end[2]) + 1; - if (model->brush.submodel) + for (triangleindex = 0, e = collisionelement3i + 3*surface->num_firstcollisiontriangle;triangleindex < surface->num_collisiontriangles;triangleindex++, e += 3) { - for (i = 0, brush = model->brush.data_brushes + model->firstmodelbrush;i < model->nummodelbrushes;i++, brush++) - if (brush->colbrushf) - Collision_TraceLineBrushFloat(trace, start, end, brush->colbrushf, brush->colbrushf); - if (mod_q3bsp_curves_collisions.integer) - for (i = 0, surface = model->data_surfaces + model->firstmodelsurface;i < model->nummodelsurfaces;i++, surface++) - if (surface->num_collisiontriangles) - Collision_TraceLineTriangleMeshFloat(trace, start, end, surface->num_collisiontriangles, surface->data_collisionelement3i, surface->data_collisionvertex3f, surface->texture->supercontents, surface->texture->surfaceflags, surface->texture, segmentmins, segmentmaxs); + bihleafs[bihleafindex].type = BIH_COLLISIONTRIANGLE; + bihleafs[bihleafindex].textureindex = surface->texture - model->data_textures; + bihleafs[bihleafindex].surfaceindex = surface - model->data_surfaces; + bihleafs[bihleafindex].itemindex = triangleindex+surface->num_firstcollisiontriangle; + bihleafs[bihleafindex].mins[0] = min(collisionvertex3f[3*e[0]+0], min(collisionvertex3f[3*e[1]+0], collisionvertex3f[3*e[2]+0])) - 1; + bihleafs[bihleafindex].mins[1] = min(collisionvertex3f[3*e[0]+1], min(collisionvertex3f[3*e[1]+1], collisionvertex3f[3*e[2]+1])) - 1; + bihleafs[bihleafindex].mins[2] = min(collisionvertex3f[3*e[0]+2], min(collisionvertex3f[3*e[1]+2], collisionvertex3f[3*e[2]+2])) - 1; + bihleafs[bihleafindex].maxs[0] = max(collisionvertex3f[3*e[0]+0], max(collisionvertex3f[3*e[1]+0], collisionvertex3f[3*e[2]+0])) + 1; + bihleafs[bihleafindex].maxs[1] = max(collisionvertex3f[3*e[0]+1], max(collisionvertex3f[3*e[1]+1], collisionvertex3f[3*e[2]+1])) + 1; + bihleafs[bihleafindex].maxs[2] = max(collisionvertex3f[3*e[0]+2], max(collisionvertex3f[3*e[1]+2], collisionvertex3f[3*e[2]+2])) + 1; + bihleafindex++; } - else - Mod_Q3BSP_TraceLine_RecursiveBSPNode(trace, model, model->brush.data_nodes, start, end, 0, 1, start, end, ++markframe, segmentmins, segmentmaxs); } } - else + + // allocate buffers for the produced and temporary data + bihmaxnodes = bihnumleafs + 1; + bihnodes = (bih_node_t *)Mem_Alloc(loadmodel->mempool, sizeof(bih_node_t) * bihmaxnodes); + temp_leafsort = (int *)Mem_Alloc(loadmodel->mempool, sizeof(int) * bihnumleafs * 2); + temp_leafsortscratch = temp_leafsort + bihnumleafs; + + // now build it + BIH_Build(out, bihnumleafs, bihleafs, bihmaxnodes, bihnodes, temp_leafsort, temp_leafsortscratch); + + // we're done with the temporary data + Mem_Free(temp_leafsort); + + // resize the BIH nodes array if it over-allocated + if (out->maxnodes > out->numnodes) { - // box trace, performed as brush trace - colbrushf_t *thisbrush_start, *thisbrush_end; - vec3_t boxstartmins, boxstartmaxs, boxendmins, boxendmaxs; - segmentmins[0] = min(start[0], end[0]) + boxmins[0] - 1; - segmentmins[1] = min(start[1], end[1]) + boxmins[1] - 1; - segmentmins[2] = min(start[2], end[2]) + boxmins[2] - 1; - segmentmaxs[0] = max(start[0], end[0]) + boxmaxs[0] + 1; - segmentmaxs[1] = max(start[1], end[1]) + boxmaxs[1] + 1; - segmentmaxs[2] = max(start[2], end[2]) + boxmaxs[2] + 1; - VectorAdd(start, boxmins, boxstartmins); - VectorAdd(start, boxmaxs, boxstartmaxs); - VectorAdd(end, boxmins, boxendmins); - VectorAdd(end, boxmaxs, boxendmaxs); - thisbrush_start = Collision_BrushForBox(&identitymatrix, boxstartmins, boxstartmaxs, 0, 0, NULL); - thisbrush_end = Collision_BrushForBox(&identitymatrix, boxendmins, boxendmaxs, 0, 0, NULL); - if (model->brush.submodel) - { - for (i = 0, brush = model->brush.data_brushes + model->firstmodelbrush;i < model->nummodelbrushes;i++, brush++) - if (brush->colbrushf) - Collision_TraceBrushBrushFloat(trace, thisbrush_start, thisbrush_end, brush->colbrushf, brush->colbrushf); - if (mod_q3bsp_curves_collisions.integer) - for (i = 0, surface = model->data_surfaces + model->firstmodelsurface;i < model->nummodelsurfaces;i++, surface++) - if (surface->num_collisiontriangles) - Collision_TraceBrushTriangleMeshFloat(trace, thisbrush_start, thisbrush_end, surface->num_collisiontriangles, surface->data_collisionelement3i, surface->data_collisionvertex3f, surface->texture->supercontents, surface->texture->surfaceflags, surface->texture, segmentmins, segmentmaxs); - } - else - Mod_Q3BSP_TraceBrush_RecursiveBSPNode(trace, model, model->brush.data_nodes, thisbrush_start, thisbrush_end, ++markframe, segmentmins, segmentmaxs); + out->maxnodes = out->numnodes; + out->nodes = (bih_node_t *)Mem_Realloc(loadmodel->mempool, out->nodes, out->numnodes * sizeof(bih_node_t)); } + + return out; } -static int Mod_Q3BSP_SuperContentsFromNativeContents(model_t *model, int nativecontents) +static int Mod_Q3BSP_SuperContentsFromNativeContents(dp_model_t *model, int nativecontents) { int supercontents = 0; if (nativecontents & CONTENTSQ3_SOLID) @@ -5591,10 +6904,14 @@ static int Mod_Q3BSP_SuperContentsFromNativeContents(model_t *model, int nativec supercontents |= SUPERCONTENTS_MONSTERCLIP; if (nativecontents & CONTENTSQ3_DONOTENTER) supercontents |= SUPERCONTENTS_DONOTENTER; + if (nativecontents & CONTENTSQ3_BOTCLIP) + supercontents |= SUPERCONTENTS_BOTCLIP; + if (!(nativecontents & CONTENTSQ3_TRANSLUCENT)) + supercontents |= SUPERCONTENTS_OPAQUE; return supercontents; } -static int Mod_Q3BSP_NativeContentsFromSuperContents(model_t *model, int supercontents) +static int Mod_Q3BSP_NativeContentsFromSuperContents(dp_model_t *model, int supercontents) { int nativecontents = 0; if (supercontents & SUPERCONTENTS_SOLID) @@ -5617,6 +6934,10 @@ static int Mod_Q3BSP_NativeContentsFromSuperContents(model_t *model, int superco nativecontents |= CONTENTSQ3_MONSTERCLIP; if (supercontents & SUPERCONTENTS_DONOTENTER) nativecontents |= CONTENTSQ3_DONOTENTER; + if (supercontents & SUPERCONTENTS_BOTCLIP) + nativecontents |= CONTENTSQ3_BOTCLIP; + if (!(supercontents & SUPERCONTENTS_OPAQUE)) + nativecontents |= CONTENTSQ3_TRANSLUCENT; return nativecontents; } @@ -5633,12 +6954,11 @@ void Mod_Q3BSP_RecursiveFindNumLeafs(mnode_t *node) loadmodel->brush.num_leafs = numleafs; } -void Mod_Q3BSP_Load(model_t *mod, void *buffer, void *bufferend) +void Mod_Q3BSP_Load(dp_model_t *mod, void *buffer, void *bufferend) { - int i, j, numshadowmeshtriangles; + int i, j, lumps; q3dheader_t *header; float corner[3], yawradius, modelradius; - msurface_t *surface; mod->modeldatatypestring = "Q3BSP"; @@ -5647,21 +6967,21 @@ void Mod_Q3BSP_Load(model_t *mod, void *buffer, void *bufferend) mod->numskins = 1; header = (q3dheader_t *)buffer; + if((char *) bufferend < (char *) buffer + sizeof(q3dheader_t)) + Host_Error("Mod_Q3BSP_Load: %s is smaller than its header", mod->name); i = LittleLong(header->version); - if (i != Q3BSPVERSION) + if (i != Q3BSPVERSION && i != Q3BSPVERSION_IG && i != Q3BSPVERSION_LIVE) Host_Error("Mod_Q3BSP_Load: %s has wrong version number (%i, should be %i)", mod->name, i, Q3BSPVERSION); - mod->brush.ishlbsp = false; - mod->brush.ismcbsp = false; - if (loadmodel->isworldmodel) - { - Cvar_SetValue("halflifebsp", mod->brush.ishlbsp); - Cvar_SetValue("mcbsp", mod->brush.ismcbsp); - } mod->soundfromcenter = true; mod->TraceBox = Mod_Q3BSP_TraceBox; - mod->brush.TraceLineOfSight = Mod_Q1BSP_TraceLineOfSight; + mod->TraceBrush = Mod_Q3BSP_TraceBrush; + mod->TraceLine = Mod_Q3BSP_TraceLine; + mod->TracePoint = Mod_Q3BSP_TracePoint; + mod->PointSuperContents = Mod_Q3BSP_PointSuperContents; + mod->TraceLineAgainstSurfaces = Mod_CollisionBIH_TraceLine; + mod->brush.TraceLineOfSight = Mod_Q3BSP_TraceLineOfSight; mod->brush.SuperContentsFromNativeContents = Mod_Q3BSP_SuperContentsFromNativeContents; mod->brush.NativeContentsFromSuperContents = Mod_Q3BSP_NativeContentsFromSuperContents; mod->brush.GetPVS = Mod_Q1BSP_GetPVS; @@ -5672,30 +6992,51 @@ void Mod_Q3BSP_Load(model_t *mod, void *buffer, void *bufferend) mod->brush.FindBoxClusters = Mod_Q1BSP_FindBoxClusters; mod->brush.LightPoint = Mod_Q3BSP_LightPoint; mod->brush.FindNonSolidLocation = Mod_Q1BSP_FindNonSolidLocation; + mod->brush.AmbientSoundLevelsForPoint = NULL; + mod->brush.RoundUpToHullSize = NULL; mod->brush.PointInLeaf = Mod_Q1BSP_PointInLeaf; mod->Draw = R_Q1BSP_Draw; mod->DrawDepth = R_Q1BSP_DrawDepth; mod->DrawDebug = R_Q1BSP_DrawDebug; + mod->DrawPrepass = R_Q1BSP_DrawPrepass; mod->GetLightInfo = R_Q1BSP_GetLightInfo; + mod->CompileShadowMap = R_Q1BSP_CompileShadowMap; + mod->DrawShadowMap = R_Q1BSP_DrawShadowMap; mod->CompileShadowVolume = R_Q1BSP_CompileShadowVolume; mod->DrawShadowVolume = R_Q1BSP_DrawShadowVolume; mod->DrawLight = R_Q1BSP_DrawLight; - mod->DrawAddWaterPlanes = NULL; mod_base = (unsigned char *)header; // swap all the lumps header->ident = LittleLong(header->ident); header->version = LittleLong(header->version); - for (i = 0;i < Q3HEADER_LUMPS;i++) + lumps = (header->version == Q3BSPVERSION_LIVE) ? Q3HEADER_LUMPS_LIVE : Q3HEADER_LUMPS; + for (i = 0;i < lumps;i++) { - header->lumps[i].fileofs = LittleLong(header->lumps[i].fileofs); - header->lumps[i].filelen = LittleLong(header->lumps[i].filelen); + j = (header->lumps[i].fileofs = LittleLong(header->lumps[i].fileofs)); + if((char *) bufferend < (char *) buffer + j) + Host_Error("Mod_Q3BSP_Load: %s has a lump that starts outside the file!", mod->name); + j += (header->lumps[i].filelen = LittleLong(header->lumps[i].filelen)); + if((char *) bufferend < (char *) buffer + j) + Host_Error("Mod_Q3BSP_Load: %s has a lump that ends outside the file!", mod->name); + } + /* + * NO, do NOT clear them! + * they contain actual data referenced by other stuff. + * Instead, before using the advertisements lump, check header->versio + * again! + * Sorry, but otherwise it breaks memory of the first lump. + for (i = lumps;i < Q3HEADER_LUMPS_MAX;i++) + { + header->lumps[i].fileofs = 0; + header->lumps[i].filelen = 0; } + */ mod->brush.qw_md4sum = 0; mod->brush.qw_md4sum2 = 0; - for (i = 0;i < Q3HEADER_LUMPS;i++) + for (i = 0;i < lumps;i++) { if (i == Q3LUMP_ENTITIES) continue; @@ -5703,12 +7044,18 @@ void Mod_Q3BSP_Load(model_t *mod, void *buffer, void *bufferend) if (i == Q3LUMP_PVS || i == Q3LUMP_LEAFS || i == Q3LUMP_NODES) continue; mod->brush.qw_md4sum2 ^= Com_BlockChecksum(mod_base + header->lumps[i].fileofs, header->lumps[i].filelen); + + // all this checksumming can take a while, so let's send keepalives here too + CL_KeepaliveMessage(false); } Mod_Q3BSP_LoadEntities(&header->lumps[Q3LUMP_ENTITIES]); Mod_Q3BSP_LoadTextures(&header->lumps[Q3LUMP_TEXTURES]); Mod_Q3BSP_LoadPlanes(&header->lumps[Q3LUMP_PLANES]); - Mod_Q3BSP_LoadBrushSides(&header->lumps[Q3LUMP_BRUSHSIDES]); + if (header->version == Q3BSPVERSION_IG) + Mod_Q3BSP_LoadBrushSides_IG(&header->lumps[Q3LUMP_BRUSHSIDES]); + else + Mod_Q3BSP_LoadBrushSides(&header->lumps[Q3LUMP_BRUSHSIDES]); Mod_Q3BSP_LoadBrushes(&header->lumps[Q3LUMP_BRUSHES]); Mod_Q3BSP_LoadEffects(&header->lumps[Q3LUMP_EFFECTS]); Mod_Q3BSP_LoadVertices(&header->lumps[Q3LUMP_VERTICES]); @@ -5725,35 +7072,20 @@ void Mod_Q3BSP_Load(model_t *mod, void *buffer, void *bufferend) loadmodel->brush.numsubmodels = loadmodel->brushq3.num_models; // the MakePortals code works fine on the q3bsp data as well - Mod_Q1BSP_MakePortals(); + if (mod_bsp_portalize.integer) + Mod_Q1BSP_MakePortals(); // FIXME: shader alpha should replace r_wateralpha support in q3bsp loadmodel->brush.supportwateralpha = true; // make a single combined shadow mesh to allow optimized shadow volume creation - numshadowmeshtriangles = 0; - for (j = 0, surface = loadmodel->data_surfaces;j < loadmodel->num_surfaces;j++, surface++) - { - surface->num_firstshadowmeshtriangle = numshadowmeshtriangles; - numshadowmeshtriangles += surface->num_triangles; - } - loadmodel->brush.shadowmesh = Mod_ShadowMesh_Begin(loadmodel->mempool, numshadowmeshtriangles * 3, numshadowmeshtriangles, NULL, NULL, NULL, false, false, true); - for (j = 0, surface = loadmodel->data_surfaces;j < loadmodel->num_surfaces;j++, surface++) - if (surface->num_triangles > 0) - Mod_ShadowMesh_AddMesh(loadmodel->mempool, loadmodel->brush.shadowmesh, NULL, NULL, NULL, loadmodel->surfmesh.data_vertex3f, NULL, NULL, NULL, NULL, surface->num_triangles, (loadmodel->surfmesh.data_element3i + 3 * surface->num_firsttriangle)); - loadmodel->brush.shadowmesh = Mod_ShadowMesh_Finish(loadmodel->mempool, loadmodel->brush.shadowmesh, false, true, false); - Mod_BuildTriangleNeighbors(loadmodel->brush.shadowmesh->neighbor3i, loadmodel->brush.shadowmesh->element3i, loadmodel->brush.shadowmesh->numtriangles); + Mod_Q1BSP_CreateShadowMesh(loadmodel); loadmodel->brush.num_leafs = 0; Mod_Q3BSP_RecursiveFindNumLeafs(loadmodel->brush.data_nodes); - if (loadmodel->isworldmodel) - { - // clear out any stale submodels or worldmodels lying around - // if we did this clear before now, an error might abort loading and - // leave things in a bad state - Mod_RemoveStaleWorldModels(loadmodel); - } + if (loadmodel->brush.numsubmodels) + loadmodel->brush.submodels = (dp_model_t **)Mem_Alloc(loadmodel->mempool, loadmodel->brush.numsubmodels * sizeof(dp_model_t *)); mod = loadmodel; for (i = 0;i < loadmodel->brush.numsubmodels;i++) @@ -5761,20 +7093,17 @@ void Mod_Q3BSP_Load(model_t *mod, void *buffer, void *bufferend) if (i > 0) { char name[10]; - // LordHavoc: only register submodels if it is the world - // (prevents external bsp models from replacing world submodels with - // their own) - if (!loadmodel->isworldmodel) - continue; // duplicate the basic information - sprintf(name, "*%i", i); - mod = Mod_FindName(name); + dpsnprintf(name, sizeof(name), "*%i", i); + mod = Mod_FindName(name, loadmodel->name); + // copy the base model to this one *mod = *loadmodel; + // rename the clone back to its proper name strlcpy(mod->name, name, sizeof(mod->name)); + mod->brush.parentmodel = loadmodel; // textures and memory belong to the main model mod->texturepool = NULL; mod->mempool = NULL; - mod->brush.TraceLineOfSight = NULL; mod->brush.GetPVS = NULL; mod->brush.FatPVS = NULL; mod->brush.BoxTouchingPVS = NULL; @@ -5782,21 +7111,46 @@ void Mod_Q3BSP_Load(model_t *mod, void *buffer, void *bufferend) mod->brush.BoxTouchingVisibleLeafs = NULL; mod->brush.FindBoxClusters = NULL; mod->brush.LightPoint = NULL; - mod->brush.FindNonSolidLocation = Mod_Q1BSP_FindNonSolidLocation; + mod->brush.AmbientSoundLevelsForPoint = NULL; } mod->brush.submodel = i; + if (loadmodel->brush.submodels) + loadmodel->brush.submodels[i] = mod; // make the model surface list (used by shadowing/lighting) mod->firstmodelsurface = mod->brushq3.data_models[i].firstface; mod->nummodelsurfaces = mod->brushq3.data_models[i].numfaces; mod->firstmodelbrush = mod->brushq3.data_models[i].firstbrush; mod->nummodelbrushes = mod->brushq3.data_models[i].numbrushes; - mod->surfacelist = (int *)Mem_Alloc(loadmodel->mempool, mod->nummodelsurfaces * sizeof(*mod->surfacelist)); - for (j = 0;j < mod->nummodelsurfaces;j++) - mod->surfacelist[j] = mod->firstmodelsurface + j; + mod->sortedmodelsurfaces = (int *)Mem_Alloc(loadmodel->mempool, mod->nummodelsurfaces * sizeof(*mod->sortedmodelsurfaces)); + Mod_MakeSortedSurfaces(mod); VectorCopy(mod->brushq3.data_models[i].mins, mod->normalmins); VectorCopy(mod->brushq3.data_models[i].maxs, mod->normalmaxs); + // enlarge the bounding box to enclose all geometry of this model, + // because q3map2 sometimes lies (mostly to affect the lightgrid), + // which can in turn mess up the farclip (as well as culling when + // outside the level - an unimportant concern) + + //printf("Editing model %d... BEFORE re-bounding: %f %f %f - %f %f %f\n", i, mod->normalmins[0], mod->normalmins[1], mod->normalmins[2], mod->normalmaxs[0], mod->normalmaxs[1], mod->normalmaxs[2]); + for (j = 0;j < mod->nummodelsurfaces;j++) + { + const msurface_t *surface = mod->data_surfaces + j + mod->firstmodelsurface; + const float *v = mod->surfmesh.data_vertex3f + 3 * surface->num_firstvertex; + int k; + if (!surface->num_vertices) + continue; + for (k = 0;k < surface->num_vertices;k++, v += 3) + { + mod->normalmins[0] = min(mod->normalmins[0], v[0]); + mod->normalmins[1] = min(mod->normalmins[1], v[1]); + mod->normalmins[2] = min(mod->normalmins[2], v[2]); + mod->normalmaxs[0] = max(mod->normalmaxs[0], v[0]); + mod->normalmaxs[1] = max(mod->normalmaxs[1], v[1]); + mod->normalmaxs[2] = max(mod->normalmaxs[2], v[2]); + } + } + //printf("Editing model %d... AFTER re-bounding: %f %f %f - %f %f %f\n", i, mod->normalmins[0], mod->normalmins[1], mod->normalmins[2], mod->normalmaxs[0], mod->normalmaxs[1], mod->normalmaxs[2]); corner[0] = max(fabs(mod->normalmins[0]), fabs(mod->normalmaxs[0])); corner[1] = max(fabs(mod->normalmins[1]), fabs(mod->normalmaxs[1])); corner[2] = max(fabs(mod->normalmins[2]), fabs(mod->normalmaxs[2])); @@ -5811,28 +7165,37 @@ void Mod_Q3BSP_Load(model_t *mod, void *buffer, void *bufferend) mod->radius = modelradius; mod->radius2 = modelradius * modelradius; + // this gets altered below if sky or water is used + mod->DrawSky = NULL; + mod->DrawAddWaterPlanes = NULL; + for (j = 0;j < mod->nummodelsurfaces;j++) if (mod->data_surfaces[j + mod->firstmodelsurface].texture->basematerialflags & MATERIALFLAG_SKY) break; if (j < mod->nummodelsurfaces) mod->DrawSky = R_Q1BSP_DrawSky; - else - mod->DrawSky = NULL; for (j = 0;j < mod->nummodelsurfaces;j++) - if (mod->data_surfaces[j + mod->firstmodelsurface].texture->basematerialflags & (MATERIALFLAG_WATERSHADER | MATERIALFLAG_REFRACTION | MATERIALFLAG_REFLECTION)) + if (mod->data_surfaces[j + mod->firstmodelsurface].texture->basematerialflags & (MATERIALFLAG_WATERSHADER | MATERIALFLAG_REFRACTION | MATERIALFLAG_REFLECTION | MATERIALFLAG_CAMERA)) break; if (j < mod->nummodelsurfaces) mod->DrawAddWaterPlanes = R_Q1BSP_DrawAddWaterPlanes; - else - mod->DrawAddWaterPlanes = NULL; + + Mod_MakeCollisionBIH(mod, false, &mod->collision_bih); + Mod_MakeCollisionBIH(mod, true, &mod->render_bih); + + // generate VBOs and other shared data before cloning submodels + if (i == 0) + Mod_BuildVBOs(); } + + Con_DPrintf("Stats for q3bsp model \"%s\": %i faces, %i nodes, %i leafs, %i clusters, %i clusterportals, mesh: %i vertices, %i triangles, %i surfaces\n", loadmodel->name, loadmodel->num_surfaces, loadmodel->brush.num_nodes, loadmodel->brush.num_leafs, mod->brush.num_pvsclusters, loadmodel->brush.num_portals, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->num_surfaces); } -void Mod_IBSP_Load(model_t *mod, void *buffer, void *bufferend) +void Mod_IBSP_Load(dp_model_t *mod, void *buffer, void *bufferend) { int i = LittleLong(((int *)buffer)[1]); - if (i == Q3BSPVERSION) + if (i == Q3BSPVERSION || i == Q3BSPVERSION_IG || i == Q3BSPVERSION_LIVE) Mod_Q3BSP_Load(mod,buffer, bufferend); else if (i == Q2BSPVERSION) Mod_Q2BSP_Load(mod,buffer, bufferend); @@ -5840,12 +7203,603 @@ void Mod_IBSP_Load(model_t *mod, void *buffer, void *bufferend) Host_Error("Mod_IBSP_Load: unknown/unsupported version %i", i); } -void Mod_MAP_Load(model_t *mod, void *buffer, void *bufferend) +void Mod_MAP_Load(dp_model_t *mod, void *buffer, void *bufferend) { Host_Error("Mod_MAP_Load: not yet implemented"); } -qboolean Mod_CanSeeBox_Trace(int numsamples, float t, model_t *model, vec3_t eye, vec3_t minsX, vec3_t maxsX) +typedef struct objvertex_s +{ + int nextindex; + int submodelindex; + int textureindex; + float v[3]; + float vt[2]; + float vn[3]; +} +objvertex_t; + +static unsigned char nobsp_pvs[1] = {1}; + +void Mod_OBJ_Load(dp_model_t *mod, void *buffer, void *bufferend) +{ + const char *textbase = (char *)buffer, *text = textbase; + char *s; + char *argv[512]; + char line[1024]; + char materialname[MAX_QPATH]; + int i, j, l, numvertices, firstvertex, firsttriangle, elementindex, vertexindex, surfacevertices, surfacetriangles, surfaceelements, submodelindex = 0; + int index1, index2, index3; + objvertex_t vfirst, vprev, vcurrent; + int argc; + int linelen; + int numtriangles = 0; + int maxtriangles = 0; + objvertex_t *vertices = NULL; + int linenumber = 0; + int maxtextures = 0, numtextures = 0, textureindex = 0; + int maxv = 0, numv = 1; + int maxvt = 0, numvt = 1; + int maxvn = 0, numvn = 1; + char *texturenames = NULL; + float dist, modelradius, modelyawradius, yawradius; + float *v = NULL; + float *vt = NULL; + float *vn = NULL; + float mins[3]; + float maxs[3]; + float corner[3]; + objvertex_t *thisvertex = NULL; + int vertexhashindex; + int *vertexhashtable = NULL; + objvertex_t *vertexhashdata = NULL; + objvertex_t *vdata = NULL; + int vertexhashsize = 0; + int vertexhashcount = 0; + skinfile_t *skinfiles = NULL; + unsigned char *data = NULL; + int *submodelfirstsurface; + msurface_t *surface; + msurface_t *tempsurfaces; + + memset(&vfirst, 0, sizeof(vfirst)); + memset(&vprev, 0, sizeof(vprev)); + memset(&vcurrent, 0, sizeof(vcurrent)); + + dpsnprintf(materialname, sizeof(materialname), "%s", loadmodel->name); + + loadmodel->modeldatatypestring = "OBJ"; + + loadmodel->type = mod_obj; + loadmodel->soundfromcenter = true; + loadmodel->TraceBox = Mod_CollisionBIH_TraceBox; + loadmodel->TraceBrush = Mod_CollisionBIH_TraceBrush; + loadmodel->TraceLine = Mod_CollisionBIH_TraceLine; + loadmodel->TracePoint = Mod_CollisionBIH_TracePoint_Mesh; + loadmodel->TraceLineAgainstSurfaces = Mod_CollisionBIH_TraceLine; + loadmodel->PointSuperContents = Mod_CollisionBIH_PointSuperContents_Mesh; + loadmodel->brush.TraceLineOfSight = NULL; + loadmodel->brush.SuperContentsFromNativeContents = NULL; + loadmodel->brush.NativeContentsFromSuperContents = NULL; + loadmodel->brush.GetPVS = NULL; + loadmodel->brush.FatPVS = NULL; + loadmodel->brush.BoxTouchingPVS = NULL; + loadmodel->brush.BoxTouchingLeafPVS = NULL; + loadmodel->brush.BoxTouchingVisibleLeafs = NULL; + loadmodel->brush.FindBoxClusters = NULL; + loadmodel->brush.LightPoint = NULL; + loadmodel->brush.FindNonSolidLocation = NULL; + loadmodel->brush.AmbientSoundLevelsForPoint = NULL; + loadmodel->brush.RoundUpToHullSize = NULL; + loadmodel->brush.PointInLeaf = NULL; + loadmodel->Draw = R_Q1BSP_Draw; + loadmodel->DrawDepth = R_Q1BSP_DrawDepth; + loadmodel->DrawDebug = R_Q1BSP_DrawDebug; + loadmodel->DrawPrepass = R_Q1BSP_DrawPrepass; + loadmodel->GetLightInfo = R_Q1BSP_GetLightInfo; + loadmodel->CompileShadowMap = R_Q1BSP_CompileShadowMap; + loadmodel->DrawShadowMap = R_Q1BSP_DrawShadowMap; + loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume; + loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume; + loadmodel->DrawLight = R_Q1BSP_DrawLight; + + skinfiles = Mod_LoadSkinFiles(); + if (loadmodel->numskins < 1) + loadmodel->numskins = 1; + + // make skinscenes for the skins (no groups) + loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins); + for (i = 0;i < loadmodel->numskins;i++) + { + loadmodel->skinscenes[i].firstframe = i; + loadmodel->skinscenes[i].framecount = 1; + loadmodel->skinscenes[i].loop = true; + loadmodel->skinscenes[i].framerate = 10; + } + + VectorClear(mins); + VectorClear(maxs); + + // we always have model 0, i.e. the first "submodel" + loadmodel->brush.numsubmodels = 1; + + // parse the OBJ text now + for(;;) + { + static char emptyarg[1] = ""; + if (!*text) + break; + linenumber++; + linelen = 0; + for (linelen = 0;text[linelen] && text[linelen] != '\r' && text[linelen] != '\n';linelen++) + line[linelen] = text[linelen]; + line[linelen] = 0; + for (argc = 0;argc < 4;argc++) + argv[argc] = emptyarg; + argc = 0; + s = line; + while (*s == ' ' || *s == '\t') + s++; + while (*s) + { + argv[argc++] = s; + while (*s > ' ') + s++; + if (!*s) + break; + *s++ = 0; + while (*s == ' ' || *s == '\t') + s++; + } + text += linelen; + if (*text == '\r') + text++; + if (*text == '\n') + text++; + if (!argc) + continue; + if (argv[0][0] == '#') + continue; + if (!strcmp(argv[0], "v")) + { + if (maxv <= numv) + { + maxv = max(maxv * 2, 1024); + v = (float *)Mem_Realloc(tempmempool, v, maxv * sizeof(float[3])); + } + v[numv*3+0] = atof(argv[1]); + v[numv*3+2] = atof(argv[2]); + v[numv*3+1] = atof(argv[3]); + numv++; + } + else if (!strcmp(argv[0], "vt")) + { + if (maxvt <= numvt) + { + maxvt = max(maxvt * 2, 1024); + vt = (float *)Mem_Realloc(tempmempool, vt, maxvt * sizeof(float[2])); + } + vt[numvt*2+0] = atof(argv[1]); + vt[numvt*2+1] = 1-atof(argv[2]); + numvt++; + } + else if (!strcmp(argv[0], "vn")) + { + if (maxvn <= numvn) + { + maxvn = max(maxvn * 2, 1024); + vn = (float *)Mem_Realloc(tempmempool, vn, maxvn * sizeof(float[3])); + } + vn[numvn*3+0] = atof(argv[1]); + vn[numvn*3+2] = atof(argv[2]); + vn[numvn*3+1] = atof(argv[3]); + numvn++; + } + else if (!strcmp(argv[0], "f")) + { + if (!numtextures) + { + if (maxtextures <= numtextures) + { + maxtextures = max(maxtextures * 2, 256); + texturenames = (char *)Mem_Realloc(loadmodel->mempool, texturenames, maxtextures * MAX_QPATH); + } + textureindex = numtextures++; + strlcpy(texturenames + textureindex*MAX_QPATH, loadmodel->name, MAX_QPATH); + } + for (j = 1;j < argc;j++) + { + index1 = atoi(argv[j]); + while(argv[j][0] && argv[j][0] != '/') + argv[j]++; + if (argv[j][0]) + argv[j]++; + index2 = atoi(argv[j]); + while(argv[j][0] && argv[j][0] != '/') + argv[j]++; + if (argv[j][0]) + argv[j]++; + index3 = atoi(argv[j]); + // negative refers to a recent vertex + // zero means not specified + // positive means an absolute vertex index + if (index1 < 0) + index1 = numv - index1; + if (index2 < 0) + index2 = numvt - index2; + if (index3 < 0) + index3 = numvn - index3; + vcurrent.nextindex = -1; + vcurrent.textureindex = textureindex; + vcurrent.submodelindex = submodelindex; + if (v && index1 >= 0 && index1 < numv) + VectorCopy(v + 3*index1, vcurrent.v); + if (vt && index2 >= 0 && index2 < numvt) + Vector2Copy(vt + 2*index2, vcurrent.vt); + if (vn && index3 >= 0 && index3 < numvn) + VectorCopy(vn + 3*index3, vcurrent.vn); + if (numtriangles == 0) + { + VectorCopy(vcurrent.v, mins); + VectorCopy(vcurrent.v, maxs); + } + else + { + mins[0] = min(mins[0], vcurrent.v[0]); + mins[1] = min(mins[1], vcurrent.v[1]); + mins[2] = min(mins[2], vcurrent.v[2]); + maxs[0] = max(maxs[0], vcurrent.v[0]); + maxs[1] = max(maxs[1], vcurrent.v[1]); + maxs[2] = max(maxs[2], vcurrent.v[2]); + } + if (j == 1) + vfirst = vcurrent; + else if (j >= 3) + { + if (maxtriangles <= numtriangles) + { + maxtriangles = max(maxtriangles * 2, 32768); + vertices = (objvertex_t*)Mem_Realloc(loadmodel->mempool, vertices, maxtriangles * sizeof(objvertex_t[3])); + } + vertices[numtriangles*3+0] = vfirst; + vertices[numtriangles*3+1] = vprev; + vertices[numtriangles*3+2] = vcurrent; + numtriangles++; + } + vprev = vcurrent; + } + } + else if (!strcmp(argv[0], "o") || !strcmp(argv[0], "g")) + { + submodelindex = atof(argv[1]); + loadmodel->brush.numsubmodels = max(submodelindex + 1, loadmodel->brush.numsubmodels); + } + else if (!strcmp(argv[0], "usemtl")) + { + for (i = 0;i < numtextures;i++) + if (!strcmp(texturenames+i*MAX_QPATH, argv[1])) + break; + if (i < numtextures) + textureindex = i; + else + { + if (maxtextures <= numtextures) + { + maxtextures = max(maxtextures * 2, 256); + texturenames = (char *)Mem_Realloc(loadmodel->mempool, texturenames, maxtextures * MAX_QPATH); + } + textureindex = numtextures++; + strlcpy(texturenames + textureindex*MAX_QPATH, argv[1], MAX_QPATH); + } + } + } + + // now that we have the OBJ data loaded as-is, we can convert it + + // copy the model bounds, then enlarge the yaw and rotated bounds according to radius + VectorCopy(mins, loadmodel->normalmins); + VectorCopy(maxs, loadmodel->normalmaxs); + dist = max(fabs(loadmodel->normalmins[0]), fabs(loadmodel->normalmaxs[0])); + modelyawradius = max(fabs(loadmodel->normalmins[1]), fabs(loadmodel->normalmaxs[1])); + modelyawradius = dist*dist+modelyawradius*modelyawradius; + modelradius = max(fabs(loadmodel->normalmins[2]), fabs(loadmodel->normalmaxs[2])); + modelradius = modelyawradius + modelradius * modelradius; + modelyawradius = sqrt(modelyawradius); + modelradius = sqrt(modelradius); + loadmodel->yawmins[0] = loadmodel->yawmins[1] = -modelyawradius; + loadmodel->yawmins[2] = loadmodel->normalmins[2]; + loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = modelyawradius; + loadmodel->yawmaxs[2] = loadmodel->normalmaxs[2]; + loadmodel->rotatedmins[0] = loadmodel->rotatedmins[1] = loadmodel->rotatedmins[2] = -modelradius; + loadmodel->rotatedmaxs[0] = loadmodel->rotatedmaxs[1] = loadmodel->rotatedmaxs[2] = modelradius; + loadmodel->radius = modelradius; + loadmodel->radius2 = modelradius * modelradius; + + // allocate storage for triangles + loadmodel->surfmesh.data_element3i = (int *)Mem_Alloc(loadmodel->mempool, numtriangles * sizeof(int[3])); + // allocate vertex hash structures to build an optimal vertex subset + vertexhashsize = numtriangles*2; + vertexhashtable = (int *)Mem_Alloc(loadmodel->mempool, sizeof(int) * vertexhashsize); + memset(vertexhashtable, 0xFF, sizeof(int) * vertexhashsize); + vertexhashdata = (objvertex_t *)Mem_Alloc(loadmodel->mempool, sizeof(*vertexhashdata) * numtriangles*3); + vertexhashcount = 0; + + // gather surface stats for assigning vertex/triangle ranges + firstvertex = 0; + firsttriangle = 0; + elementindex = 0; + loadmodel->num_surfaces = 0; + // allocate storage for the worst case number of surfaces, later we resize + tempsurfaces = (msurface_t *)Mem_Alloc(loadmodel->mempool, numtextures * loadmodel->brush.numsubmodels * sizeof(msurface_t)); + submodelfirstsurface = (int *)Mem_Alloc(loadmodel->mempool, (loadmodel->brush.numsubmodels+1) * sizeof(int)); + surface = tempsurfaces; + for (submodelindex = 0;submodelindex < loadmodel->brush.numsubmodels;submodelindex++) + { + submodelfirstsurface[submodelindex] = loadmodel->num_surfaces; + for (textureindex = 0;textureindex < numtextures;textureindex++) + { + for (vertexindex = 0;vertexindex < numtriangles*3;vertexindex++) + { + thisvertex = vertices + vertexindex; + if (thisvertex->submodelindex == submodelindex && thisvertex->textureindex == textureindex) + break; + } + // skip the surface creation if there are no triangles for it + if (vertexindex == numtriangles*3) + continue; + // create a surface for these vertices + surfacevertices = 0; + surfaceelements = 0; + // we hack in a texture index in the surface to be fixed up later... + surface->texture = (texture_t *)((size_t)textureindex); + // calculate bounds as we go + VectorCopy(thisvertex->v, surface->mins); + VectorCopy(thisvertex->v, surface->maxs); + for (;vertexindex < numtriangles*3;vertexindex++) + { + thisvertex = vertices + vertexindex; + if (thisvertex->submodelindex != submodelindex) + continue; + if (thisvertex->textureindex != textureindex) + continue; + // add vertex to surface bounds + surface->mins[0] = min(surface->mins[0], thisvertex->v[0]); + surface->mins[1] = min(surface->mins[1], thisvertex->v[1]); + surface->mins[2] = min(surface->mins[2], thisvertex->v[2]); + surface->maxs[0] = max(surface->maxs[0], thisvertex->v[0]); + surface->maxs[1] = max(surface->maxs[1], thisvertex->v[1]); + surface->maxs[2] = max(surface->maxs[2], thisvertex->v[2]); + // add the vertex if it is not found in the merged set, and + // get its index (triangle element) for the surface + vertexhashindex = (unsigned int)(thisvertex->v[0] * 3571 + thisvertex->v[0] * 1777 + thisvertex->v[0] * 457) % (unsigned int)vertexhashsize; + for (i = vertexhashtable[vertexhashindex];i >= 0;i = vertexhashdata[i].nextindex) + { + vdata = vertexhashdata + i; + if (vdata->submodelindex == thisvertex->submodelindex && vdata->textureindex == thisvertex->textureindex && VectorCompare(thisvertex->v, vdata->v) && VectorCompare(thisvertex->vn, vdata->vn) && Vector2Compare(thisvertex->vt, vdata->vt)) + break; + } + if (i < 0) + { + i = vertexhashcount++; + vdata = vertexhashdata + i; + *vdata = *thisvertex; + vdata->nextindex = vertexhashtable[vertexhashindex]; + vertexhashtable[vertexhashindex] = i; + surfacevertices++; + } + loadmodel->surfmesh.data_element3i[elementindex++] = i; + surfaceelements++; + } + surfacetriangles = surfaceelements / 3; + surface->num_vertices = surfacevertices; + surface->num_triangles = surfacetriangles; + surface->num_firstvertex = firstvertex; + surface->num_firsttriangle = firsttriangle; + firstvertex += surface->num_vertices; + firsttriangle += surface->num_triangles; + surface++; + loadmodel->num_surfaces++; + } + } + submodelfirstsurface[submodelindex] = loadmodel->num_surfaces; + numvertices = firstvertex; + loadmodel->data_surfaces = (msurface_t *)Mem_Realloc(loadmodel->mempool, tempsurfaces, loadmodel->num_surfaces * sizeof(msurface_t)); + tempsurfaces = NULL; + + // allocate storage for final mesh data + loadmodel->num_textures = numtextures * loadmodel->numskins; + loadmodel->num_texturesperskin = numtextures; + data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(int) + loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t) + numtriangles * sizeof(int[3]) + (numvertices <= 65536 ? numtriangles * sizeof(unsigned short[3]) : 0) + (r_enableshadowvolumes.integer ? numtriangles * sizeof(int[3]) : 0) + numvertices * sizeof(float[14]) + loadmodel->brush.numsubmodels * sizeof(dp_model_t *)); + loadmodel->brush.submodels = (dp_model_t **)data;data += loadmodel->brush.numsubmodels * sizeof(dp_model_t *); + loadmodel->sortedmodelsurfaces = (int *)data;data += loadmodel->num_surfaces * sizeof(int); + loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t); + loadmodel->surfmesh.num_vertices = numvertices; + loadmodel->surfmesh.num_triangles = numtriangles; + if (r_enableshadowvolumes.integer) + loadmodel->surfmesh.data_neighbor3i = (int *)data;data += numtriangles * sizeof(int[3]); + loadmodel->surfmesh.data_vertex3f = (float *)data;data += numvertices * sizeof(float[3]); + loadmodel->surfmesh.data_svector3f = (float *)data;data += numvertices * sizeof(float[3]); + loadmodel->surfmesh.data_tvector3f = (float *)data;data += numvertices * sizeof(float[3]); + loadmodel->surfmesh.data_normal3f = (float *)data;data += numvertices * sizeof(float[3]); + loadmodel->surfmesh.data_texcoordtexture2f = (float *)data;data += numvertices * sizeof(float[2]); + if (loadmodel->surfmesh.num_vertices <= 65536) + loadmodel->surfmesh.data_element3s = (unsigned short *)data;data += loadmodel->surfmesh.num_triangles * sizeof(unsigned short[3]); + + for (j = 0;j < loadmodel->surfmesh.num_vertices;j++) + { + VectorCopy(vertexhashdata[j].v, loadmodel->surfmesh.data_vertex3f + 3*j); + VectorCopy(vertexhashdata[j].vn, loadmodel->surfmesh.data_normal3f + 3*j); + Vector2Copy(vertexhashdata[j].vt, loadmodel->surfmesh.data_texcoordtexture2f + 2*j); + } + + // load the textures + for (textureindex = 0;textureindex < numtextures;textureindex++) + Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + textureindex, skinfiles, texturenames + textureindex*MAX_QPATH, texturenames + textureindex*MAX_QPATH); + Mod_FreeSkinFiles(skinfiles); + + // set the surface textures to their real values now that we loaded them... + for (i = 0;i < loadmodel->num_surfaces;i++) + loadmodel->data_surfaces[i].texture = loadmodel->data_textures + (size_t)loadmodel->data_surfaces[i].texture; + + // free data + Mem_Free(vertices); + Mem_Free(texturenames); + Mem_Free(v); + Mem_Free(vt); + Mem_Free(vn); + Mem_Free(vertexhashtable); + Mem_Free(vertexhashdata); + + // make a single combined shadow mesh to allow optimized shadow volume creation + Mod_Q1BSP_CreateShadowMesh(loadmodel); + + // compute all the mesh information that was not loaded from the file + if (loadmodel->surfmesh.data_element3s) + for (i = 0;i < loadmodel->surfmesh.num_triangles*3;i++) + loadmodel->surfmesh.data_element3s[i] = loadmodel->surfmesh.data_element3i[i]; + Mod_ValidateElements(loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles, 0, loadmodel->surfmesh.num_vertices, __FILE__, __LINE__); + // generate normals if the file did not have them + if (!VectorLength2(loadmodel->surfmesh.data_normal3f)) + Mod_BuildNormals(0, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_normal3f, r_smoothnormals_areaweighting.integer != 0); + Mod_BuildTextureVectorsFromNormals(0, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_texcoordtexture2f, loadmodel->surfmesh.data_normal3f, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_svector3f, loadmodel->surfmesh.data_tvector3f, r_smoothnormals_areaweighting.integer != 0); + if (loadmodel->surfmesh.data_neighbor3i) + Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles); + + // if this is a worldmodel and has no BSP tree, create a fake one for the purpose + loadmodel->brush.num_visleafs = 1; + loadmodel->brush.num_leafs = 1; + loadmodel->brush.num_nodes = 0; + loadmodel->brush.num_leafsurfaces = loadmodel->num_surfaces; + loadmodel->brush.data_leafs = (mleaf_t *)Mem_Alloc(loadmodel->mempool, loadmodel->brush.num_leafs * sizeof(mleaf_t)); + loadmodel->brush.data_nodes = (mnode_t *)loadmodel->brush.data_leafs; + loadmodel->brush.num_pvsclusters = 1; + loadmodel->brush.num_pvsclusterbytes = 1; + loadmodel->brush.data_pvsclusters = nobsp_pvs; + //if (loadmodel->num_nodes) loadmodel->data_nodes = (mnode_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_nodes * sizeof(mnode_t)); + //loadmodel->data_leafsurfaces = (int *)Mem_Alloc(loadmodel->mempool, loadmodel->num_leafsurfaces * sizeof(int)); + loadmodel->brush.data_leafsurfaces = loadmodel->sortedmodelsurfaces; + VectorCopy(loadmodel->normalmins, loadmodel->brush.data_leafs->mins); + VectorCopy(loadmodel->normalmaxs, loadmodel->brush.data_leafs->maxs); + loadmodel->brush.data_leafs->combinedsupercontents = 0; // FIXME? + loadmodel->brush.data_leafs->clusterindex = 0; + loadmodel->brush.data_leafs->areaindex = 0; + loadmodel->brush.data_leafs->numleafsurfaces = loadmodel->brush.num_leafsurfaces; + loadmodel->brush.data_leafs->firstleafsurface = loadmodel->brush.data_leafsurfaces; + loadmodel->brush.data_leafs->numleafbrushes = 0; + loadmodel->brush.data_leafs->firstleafbrush = NULL; + loadmodel->brush.supportwateralpha = true; + + if (loadmodel->brush.numsubmodels) + loadmodel->brush.submodels = (dp_model_t **)Mem_Alloc(loadmodel->mempool, loadmodel->brush.numsubmodels * sizeof(dp_model_t *)); + + mod = loadmodel; + for (i = 0;i < loadmodel->brush.numsubmodels;i++) + { + if (i > 0) + { + char name[10]; + // duplicate the basic information + dpsnprintf(name, sizeof(name), "*%i", i); + mod = Mod_FindName(name, loadmodel->name); + // copy the base model to this one + *mod = *loadmodel; + // rename the clone back to its proper name + strlcpy(mod->name, name, sizeof(mod->name)); + mod->brush.parentmodel = loadmodel; + // textures and memory belong to the main model + mod->texturepool = NULL; + mod->mempool = NULL; + mod->brush.GetPVS = NULL; + mod->brush.FatPVS = NULL; + mod->brush.BoxTouchingPVS = NULL; + mod->brush.BoxTouchingLeafPVS = NULL; + mod->brush.BoxTouchingVisibleLeafs = NULL; + mod->brush.FindBoxClusters = NULL; + mod->brush.LightPoint = NULL; + mod->brush.AmbientSoundLevelsForPoint = NULL; + } + mod->brush.submodel = i; + if (loadmodel->brush.submodels) + loadmodel->brush.submodels[i] = mod; + + // make the model surface list (used by shadowing/lighting) + mod->firstmodelsurface = submodelfirstsurface[i]; + mod->nummodelsurfaces = submodelfirstsurface[i+1] - submodelfirstsurface[i]; + mod->firstmodelbrush = 0; + mod->nummodelbrushes = 0; + mod->sortedmodelsurfaces = loadmodel->sortedmodelsurfaces + mod->firstmodelsurface; + Mod_MakeSortedSurfaces(mod); + + VectorClear(mod->normalmins); + VectorClear(mod->normalmaxs); + l = false; + for (j = 0;j < mod->nummodelsurfaces;j++) + { + const msurface_t *surface = mod->data_surfaces + j + mod->firstmodelsurface; + const float *v = mod->surfmesh.data_vertex3f + 3 * surface->num_firstvertex; + int k; + if (!surface->num_vertices) + continue; + if (!l) + { + l = true; + VectorCopy(v, mod->normalmins); + VectorCopy(v, mod->normalmaxs); + } + for (k = 0;k < surface->num_vertices;k++, v += 3) + { + mod->normalmins[0] = min(mod->normalmins[0], v[0]); + mod->normalmins[1] = min(mod->normalmins[1], v[1]); + mod->normalmins[2] = min(mod->normalmins[2], v[2]); + mod->normalmaxs[0] = max(mod->normalmaxs[0], v[0]); + mod->normalmaxs[1] = max(mod->normalmaxs[1], v[1]); + mod->normalmaxs[2] = max(mod->normalmaxs[2], v[2]); + } + } + corner[0] = max(fabs(mod->normalmins[0]), fabs(mod->normalmaxs[0])); + corner[1] = max(fabs(mod->normalmins[1]), fabs(mod->normalmaxs[1])); + corner[2] = max(fabs(mod->normalmins[2]), fabs(mod->normalmaxs[2])); + modelradius = sqrt(corner[0]*corner[0]+corner[1]*corner[1]+corner[2]*corner[2]); + yawradius = sqrt(corner[0]*corner[0]+corner[1]*corner[1]); + mod->rotatedmins[0] = mod->rotatedmins[1] = mod->rotatedmins[2] = -modelradius; + mod->rotatedmaxs[0] = mod->rotatedmaxs[1] = mod->rotatedmaxs[2] = modelradius; + mod->yawmaxs[0] = mod->yawmaxs[1] = yawradius; + mod->yawmins[0] = mod->yawmins[1] = -yawradius; + mod->yawmins[2] = mod->normalmins[2]; + mod->yawmaxs[2] = mod->normalmaxs[2]; + mod->radius = modelradius; + mod->radius2 = modelradius * modelradius; + + // this gets altered below if sky or water is used + mod->DrawSky = NULL; + mod->DrawAddWaterPlanes = NULL; + + for (j = 0;j < mod->nummodelsurfaces;j++) + if (mod->data_surfaces[j + mod->firstmodelsurface].texture->basematerialflags & MATERIALFLAG_SKY) + break; + if (j < mod->nummodelsurfaces) + mod->DrawSky = R_Q1BSP_DrawSky; + + for (j = 0;j < mod->nummodelsurfaces;j++) + if (mod->data_surfaces[j + mod->firstmodelsurface].texture->basematerialflags & (MATERIALFLAG_WATERSHADER | MATERIALFLAG_REFRACTION | MATERIALFLAG_REFLECTION | MATERIALFLAG_CAMERA)) + break; + if (j < mod->nummodelsurfaces) + mod->DrawAddWaterPlanes = R_Q1BSP_DrawAddWaterPlanes; + + Mod_MakeCollisionBIH(mod, true, &mod->collision_bih); + mod->render_bih = mod->collision_bih; + + // generate VBOs and other shared data before cloning submodels + if (i == 0) + Mod_BuildVBOs(); + } + mod = loadmodel; + Mem_Free(submodelfirstsurface); + + Con_DPrintf("Stats for obj model \"%s\": %i faces, %i nodes, %i leafs, %i clusters, %i clusterportals, mesh: %i vertices, %i triangles, %i surfaces\n", loadmodel->name, loadmodel->num_surfaces, loadmodel->brush.num_nodes, loadmodel->brush.num_leafs, mod->brush.num_pvsclusters, loadmodel->brush.num_portals, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->num_surfaces); +} + +qboolean Mod_CanSeeBox_Trace(int numsamples, float t, dp_model_t *model, vec3_t eye, vec3_t minsX, vec3_t maxsX) { // we already have done PVS culling at this point... // so we don't need to do it again.