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"};
static texture_t mod_q1bsp_texture_solid;
static texture_t mod_q1bsp_texture_sky;
Cvar_RegisterVariable(&mod_q3bsp_debugtracebrush);
Cvar_RegisterVariable(&mod_q3bsp_lightmapmergepower);
Cvar_RegisterVariable(&mod_q3bsp_nolightmaps);
+ Cvar_RegisterVariable(&mod_q3bsp_tracelineofsight_brushes);
memset(&mod_q1bsp_texture_solid, 0, sizeof(mod_q1bsp_texture_solid));
strlcpy(mod_q1bsp_texture_solid.name, "solid" , sizeof(mod_q1bsp_texture_solid.name));
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
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
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
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
#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;
}
}
-static int Mod_Q1BSP_TraceLineOfSight_RecursiveNodeCheck(mnode_t *node, double p1[3], double p2[3])
-{
- double t1, t2;
- double midf, mid[3];
- int ret, side;
-
- // check for empty
- while (node->plane)
- {
- // 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
- {
- 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_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;
+ model->TraceLine(model, 0, &trace, start, end, SUPERCONTENTS_VISBLOCKERMASK);
+ return trace.fraction == 1;
}
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)
*/
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 *solidpixels = Mem_Alloc(tempmempool, w*h*sizeof(unsigned char[4]));
+ unsigned *alphapixels = 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)
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];
}
}
}
}
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", TEXF_PRECACHE, (unsigned char *) solidpixels, w, h);
+ loadmodel->brush.alphaskyskinframe = R_SkinFrame_LoadInternalBGRA("sky_alphatexture", TEXF_ALPHA | TEXF_PRECACHE, (unsigned char *) alphapixels, w, h);
+ Mem_Free(solidpixels);
+ Mem_Free(alphapixels);
}
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)
{
data = loadimagepixelsbgra(tx->name, false, false);
- if (data && image_width == 256 && image_height == 128)
+ if (data && image_width == image_height * 2)
{
R_Q1BSP_LoadSplitSky(data, image_width, image_height, 4);
Mem_Free(data);
if (i == -1)
{
surface->lightmapinfo->samples = NULL;
-#if 0
+#if 1
// give non-lightmapped water a 1x white lightmap
if (surface->texture->name[0] == '*' && (surface->lightmapinfo->texinfo->flags & TEX_SPECIAL) && ssize <= 256 && tsize <= 256)
{
p = pnext;
}
// now recalculate the node bounding boxes from the leafs
- Mod_Q1BSP_RecursiveRecalcNodeBBox(loadmodel->brush.data_nodes);
+ Mod_Q1BSP_RecursiveRecalcNodeBBox(loadmodel->brush.data_nodes + loadmodel->brushq1.hulls[0].firstclipnode);
}
/*
static void Mod_Q1BSP_MakePortals(void)
{
portalchain = NULL;
- Mod_Q1BSP_RecursiveNodePortals(loadmodel->brush.data_nodes);
+ Mod_Q1BSP_RecursiveNodePortals(loadmodel->brush.data_nodes + loadmodel->brushq1.hulls[0].firstclipnode);
Mod_Q1BSP_FinalizePortals();
}
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)
}
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;
}
// 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;
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->sortedmodelsurfaces = (int *)datapointer;datapointer += mod->nummodelsurfaces * sizeof(int);
Mod_MakeSortedSurfaces(mod);
{
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);
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);
//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 int Mod_Q3BSP_TraceLineOfSight_RecursiveNodeCheck(mnode_t *node, double p1[3], double p2[3])
+{
+ double t1, t2;
+ double midf, mid[3];
+ int ret, side;
+
+ // check for empty
+ while (node->plane)
+ {
+ // 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
+ {
+ 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, 0, &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);
+ }
+}
+
static void Mod_Q3BSP_TracePoint_RecursiveBSPNode(trace_t *trace, dp_model_t *model, mnode_t *node, const vec3_t point, int markframe)
{
int i;
float segmentmins[3], segmentmaxs[3];
msurface_t *surface;
q3mbrush_t *brush;
- colbrushf_t *thisbrush_start, *thisbrush_end;
+ colboxbrushf_t thisbrush_start, thisbrush_end;
vec3_t boxstartmins, boxstartmaxs, boxendmins, boxendmaxs;
if (mod_q3bsp_optimizedtraceline.integer && VectorCompare(boxmins, boxmaxs))
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);
+ Collision_BrushForBox(&thisbrush_start, boxstartmins, boxstartmaxs, 0, 0, NULL);
+ Collision_BrushForBox(&thisbrush_end, 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);
+ Collision_TraceBrushBrushFloat(trace, &thisbrush_start.brush, &thisbrush_end.brush, 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->num_collisionbboxstride, surface->data_collisionbbox6f, surface->texture->supercontents, surface->texture->surfaceflags, surface->texture, segmentmins, segmentmaxs);
+ Collision_TraceBrushTriangleMeshFloat(trace, &thisbrush_start.brush, &thisbrush_end.brush, surface->num_collisiontriangles, surface->data_collisionelement3i, surface->data_collisionvertex3f, surface->num_collisionbboxstride, surface->data_collisionbbox6f, 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);
+ Mod_Q3BSP_TraceBrush_RecursiveBSPNode(trace, model, model->brush.data_nodes, &thisbrush_start.brush, &thisbrush_end.brush, ++markframe, segmentmins, segmentmaxs);
}
static int Mod_Q3BSP_PointSuperContents(struct model_s *model, int frame, const vec3_t point)
mod->TraceLine = Mod_Q3BSP_TraceLine;
mod->TracePoint = Mod_Q3BSP_TracePoint;
mod->PointSuperContents = Mod_Q3BSP_PointSuperContents;
- mod->brush.TraceLineOfSight = Mod_Q1BSP_TraceLineOfSight;
+ mod->brush.TraceLineOfSight = Mod_Q3BSP_TraceLineOfSight;
mod->brush.SuperContentsFromNativeContents = Mod_Q3BSP_SuperContentsFromNativeContents;
mod->brush.NativeContentsFromSuperContents = Mod_Q3BSP_NativeContentsFromSuperContents;
mod->brush.GetPVS = Mod_Q1BSP_GetPVS;
// 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;