#include "quakedef.h"
#include "image.h"
#include "r_shadow.h"
+#include "winding.h"
// note: model_shared.c sets up r_notexture, and r_surf_notexture
return (mleaf_t *)node;
}
+static void Mod_Q1BSP_AmbientSoundLevelsForPoint(model_t *model, const vec3_t p, qbyte *out, int outsize)
+{
+ int i;
+ mleaf_t *leaf;
+ leaf = Mod_Q1BSP_PointInLeaf(model, p);
+ if (leaf)
+ {
+ i = min(outsize, (int)sizeof(leaf->ambient_sound_level));;
+ if (i)
+ {
+ memcpy(out, leaf->ambient_sound_level, i);
+ out += i;
+ outsize -= i;
+ }
+ }
+ if (outsize)
+ memset(out, 0, outsize);
+}
+
+
+static int Mod_Q1BSP_BoxTouchingPVS_RecursiveBSPNode(const model_t *model, const mnode_t *node, const qbyte *pvs, const vec3_t mins, const vec3_t maxs)
+{
+ int leafnum;
+loc0:
+ if (node->contents < 0)
+ {
+ // leaf
+ if (node->contents == CONTENTS_SOLID)
+ return false;
+ leafnum = (mleaf_t *)node - model->brushq1.leafs - 1;
+ return pvs[leafnum >> 3] & (1 << (leafnum & 7));
+ }
+
+ // node - recurse down the BSP tree
+ switch (BoxOnPlaneSide(mins, maxs, node->plane))
+ {
+ case 1: // front
+ node = node->children[0];
+ goto loc0;
+ case 2: // back
+ node = node->children[1];
+ goto loc0;
+ default: // crossing
+ if (node->children[0]->contents != CONTENTS_SOLID)
+ if (Mod_Q1BSP_BoxTouchingPVS_RecursiveBSPNode(model, node->children[0], pvs, mins, maxs))
+ return true;
+ node = node->children[1];
+ goto loc0;
+ }
+ // never reached
+ return false;
+}
+
+int Mod_Q1BSP_BoxTouchingPVS(model_t *model, const qbyte *pvs, const vec3_t mins, const vec3_t maxs)
+{
+ return Mod_Q1BSP_BoxTouchingPVS_RecursiveBSPNode(model, model->brushq1.nodes + model->brushq1.hulls[0].firstclipnode, pvs, mins, maxs);
+}
+
+/*
static int Mod_Q1BSP_PointContents(model_t *model, const vec3_t p)
{
mnode_t *node;
return ((mleaf_t *)node)->contents;
}
+*/
typedef struct findnonsolidlocationinfo_s
{
VectorCopy(info.center, out);
}
-static qbyte *Mod_Q1BSP_DecompressVis(model_t *model, qbyte *in)
+int Mod_Q1BSP_SuperContentsFromNativeContents(model_t *model, int nativecontents)
{
- static qbyte decompressed[MAX_MAP_LEAFS/8];
- int c;
- qbyte *out;
- int row;
+ switch(nativecontents)
+ {
+ case CONTENTS_EMPTY:
+ return 0;
+ case CONTENTS_SOLID:
+ return SUPERCONTENTS_SOLID;
+ case CONTENTS_WATER:
+ return SUPERCONTENTS_WATER;
+ case CONTENTS_SLIME:
+ return SUPERCONTENTS_SLIME;
+ case CONTENTS_LAVA:
+ return SUPERCONTENTS_LAVA;
+ case CONTENTS_SKY:
+ return SUPERCONTENTS_SKY;
+ }
+ return 0;
+}
- row = (model->brushq1.numleafs+7)>>3;
- out = decompressed;
+int Mod_Q1BSP_NativeContentsFromSuperContents(model_t *model, int supercontents)
+{
+ if (supercontents & SUPERCONTENTS_SOLID)
+ return CONTENTS_SOLID;
+ if (supercontents & SUPERCONTENTS_SKY)
+ return CONTENTS_SKY;
+ if (supercontents & SUPERCONTENTS_LAVA)
+ return CONTENTS_LAVA;
+ if (supercontents & SUPERCONTENTS_SLIME)
+ return CONTENTS_SLIME;
+ if (supercontents & SUPERCONTENTS_WATER)
+ return CONTENTS_WATER;
+ return CONTENTS_EMPTY;
+}
- do
+typedef struct
+{
+ // the hull we're tracing through
+ const hull_t *hull;
+
+ // the trace structure to fill in
+ trace_t *trace;
+
+ // start, end, and end - start (in model space)
+ double start[3];
+ double end[3];
+ double dist[3];
+}
+RecursiveHullCheckTraceInfo_t;
+
+// 1/32 epsilon to keep floating point happy
+#define DIST_EPSILON (0.03125)
+
+#define HULLCHECKSTATE_EMPTY 0
+#define HULLCHECKSTATE_SOLID 1
+#define HULLCHECKSTATE_DONE 2
+
+static int Mod_Q1BSP_RecursiveHullCheck(RecursiveHullCheckTraceInfo_t *t, int num, double p1f, double p2f, double p1[3], double p2[3])
+{
+ // status variables, these don't need to be saved on the stack when
+ // recursing... but are because this should be thread-safe
+ // (note: tracing against a bbox is not thread-safe, yet)
+ int ret;
+ mplane_t *plane;
+ double t1, t2;
+
+ // variables that need to be stored on the stack when recursing
+ dclipnode_t *node;
+ int side;
+ double midf, mid[3];
+
+ // LordHavoc: a goto! everyone flee in terror... :)
+loc0:
+ // check for empty
+ if (num < 0)
{
- if (*in)
+ num = Mod_Q1BSP_SuperContentsFromNativeContents(NULL, num);
+ if (!t->trace->startfound)
{
- *out++ = *in++;
- continue;
+ t->trace->startfound = true;
+ t->trace->startsupercontents |= num;
+ }
+ if (num & SUPERCONTENTS_LIQUIDSMASK)
+ t->trace->inwater = true;
+ if (num == 0)
+ t->trace->inopen = true;
+ if (num & 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;
}
+ }
+
+ // find the point distances
+ node = t->hull->clipnodes + num;
+
+ plane = t->hull->planes + node->planenum;
+ 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;
+ }
- c = in[1];
- in += 2;
- while (c)
+ if (t1 < 0)
+ {
+ if (t2 < 0)
+ {
+ num = node->children[1];
+ goto loc0;
+ }
+ side = 1;
+ }
+ else
+ {
+ if (t2 >= 0)
{
- *out++ = 0;
- c--;
+ num = node->children[0];
+ goto loc0;
}
- } while (out - decompressed < row);
+ side = 0;
+ }
- return decompressed;
+ // 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);
+ midf = bound(p1f, midf, p2f);
+ VectorMA(t->start, midf, t->dist, mid);
+
+ // recurse both sides, front side first
+ ret = Mod_Q1BSP_RecursiveHullCheck(t, node->children[side], p1f, midf, p1, mid);
+ // if this side is not empty, return what it is (solid or done)
+ if (ret != HULLCHECKSTATE_EMPTY)
+ return ret;
+
+ ret = Mod_Q1BSP_RecursiveHullCheck(t, node->children[side ^ 1], midf, p2f, mid, p2);
+ // if other side is not solid, return what it is (empty or done)
+ if (ret != HULLCHECKSTATE_SOLID)
+ return ret;
+
+ // front is air and back is solid, this is the impact point...
+ if (side)
+ {
+ t->trace->plane.dist = -plane->dist;
+ VectorNegate (plane->normal, t->trace->plane.normal);
+ }
+ else
+ {
+ t->trace->plane.dist = plane->dist;
+ VectorCopy (plane->normal, t->trace->plane.normal);
+ }
+
+ // bias away from surface a bit
+ t1 = DotProduct(t->trace->plane.normal, t->start) - (t->trace->plane.dist + DIST_EPSILON);
+ t2 = DotProduct(t->trace->plane.normal, t->end) - (t->trace->plane.dist + DIST_EPSILON);
+
+ midf = t1 / (t1 - t2);
+ t->trace->fraction = bound(0.0f, midf, 1.0);
+
+ return HULLCHECKSTATE_DONE;
}
-static qbyte *Mod_Q1BSP_LeafPVS(model_t *model, mleaf_t *leaf)
+static void Mod_Q1BSP_TraceBox(struct model_s *model, trace_t *trace, const vec3_t boxstartmins, const vec3_t boxstartmaxs, const vec3_t boxendmins, const vec3_t boxendmaxs, int hitsupercontentsmask)
{
- if (r_novis.integer || leaf == model->brushq1.leafs || leaf->compressed_vis == NULL)
- return mod_q1bsp_novis;
- return Mod_Q1BSP_DecompressVis(model, leaf->compressed_vis);
+ // this function currently only supports same size start and end
+ double boxsize[3];
+ 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->allsolid = true;
+ VectorSubtract(boxstartmaxs, boxstartmins, boxsize);
+ if (boxsize[0] < 3)
+ rhc.hull = &model->brushq1.hulls[0]; // 0x0x0
+ else if (model->brush.ishlbsp)
+ {
+ if (boxsize[0] <= 32)
+ {
+ if (boxsize[2] < 54) // pick the nearest of 36 or 72
+ rhc.hull = &model->brushq1.hulls[3]; // 32x32x36
+ else
+ rhc.hull = &model->brushq1.hulls[1]; // 32x32x72
+ }
+ else
+ rhc.hull = &model->brushq1.hulls[2]; // 64x64x64
+ }
+ else
+ {
+ if (boxsize[0] <= 32)
+ rhc.hull = &model->brushq1.hulls[1]; // 32x32x56
+ else
+ rhc.hull = &model->brushq1.hulls[2]; // 64x64x88
+ }
+ VectorSubtract(boxstartmins, rhc.hull->clip_mins, rhc.start);
+ VectorSubtract(boxendmins, rhc.hull->clip_mins, rhc.end);
+ VectorSubtract(rhc.end, rhc.start, rhc.dist);
+ Mod_Q1BSP_RecursiveHullCheck(&rhc, rhc.hull->firstclipnode, 0, 1, rhc.start, rhc.end);
+}
+
+static int Mod_Q1BSP_LightPoint_RecursiveBSPNode(vec3_t ambientcolor, vec3_t diffusecolor, vec3_t diffusenormal, const mnode_t *node, float x, float y, float startz, float endz)
+{
+ int side, distz = endz - startz;
+ float front, back;
+ float mid;
+
+loc0:
+ if (node->contents < 0)
+ return false; // didn't hit anything
+
+ switch (node->plane->type)
+ {
+ case PLANE_X:
+ node = node->children[x < node->plane->dist];
+ goto loc0;
+ case PLANE_Y:
+ node = node->children[y < node->plane->dist];
+ goto loc0;
+ case PLANE_Z:
+ side = startz < node->plane->dist;
+ if ((endz < node->plane->dist) == side)
+ {
+ node = node->children[side];
+ goto loc0;
+ }
+ // found an intersection
+ mid = node->plane->dist;
+ break;
+ default:
+ back = front = x * node->plane->normal[0] + y * node->plane->normal[1];
+ front += startz * node->plane->normal[2];
+ back += endz * node->plane->normal[2];
+ side = front < node->plane->dist;
+ if ((back < node->plane->dist) == side)
+ {
+ node = node->children[side];
+ goto loc0;
+ }
+ // found an intersection
+ mid = startz + distz * (front - node->plane->dist) / (front - back);
+ break;
+ }
+
+ // go down front side
+ if (node->children[side]->contents >= 0 && Mod_Q1BSP_LightPoint_RecursiveBSPNode(ambientcolor, diffusecolor, diffusenormal, node->children[side], x, y, startz, mid))
+ return true; // hit something
+ else
+ {
+ // check for impact on this node
+ if (node->numsurfaces)
+ {
+ int i, ds, dt;
+ msurface_t *surf;
+
+ surf = cl.worldmodel->brushq1.surfaces + node->firstsurface;
+ for (i = 0;i < node->numsurfaces;i++, surf++)
+ {
+ if (!(surf->flags & SURF_LIGHTMAP))
+ continue; // no lightmaps
+
+ ds = (int) (x * surf->texinfo->vecs[0][0] + y * surf->texinfo->vecs[0][1] + mid * surf->texinfo->vecs[0][2] + surf->texinfo->vecs[0][3]);
+ dt = (int) (x * surf->texinfo->vecs[1][0] + y * surf->texinfo->vecs[1][1] + mid * surf->texinfo->vecs[1][2] + surf->texinfo->vecs[1][3]);
+
+ if (ds < surf->texturemins[0] || dt < surf->texturemins[1])
+ continue;
+
+ ds -= surf->texturemins[0];
+ dt -= surf->texturemins[1];
+
+ if (ds > surf->extents[0] || dt > surf->extents[1])
+ continue;
+
+ if (surf->samples)
+ {
+ qbyte *lightmap;
+ int maps, line3, size3, dsfrac = ds & 15, dtfrac = dt & 15, scale = 0, r00 = 0, g00 = 0, b00 = 0, r01 = 0, g01 = 0, b01 = 0, r10 = 0, g10 = 0, b10 = 0, r11 = 0, g11 = 0, b11 = 0;
+ line3 = ((surf->extents[0]>>4)+1)*3;
+ size3 = ((surf->extents[0]>>4)+1) * ((surf->extents[1]>>4)+1)*3; // LordHavoc: *3 for colored lighting
+
+ lightmap = surf->samples + ((dt>>4) * ((surf->extents[0]>>4)+1) + (ds>>4))*3; // LordHavoc: *3 for color
+
+ for (maps = 0;maps < MAXLIGHTMAPS && surf->styles[maps] != 255;maps++)
+ {
+ scale = d_lightstylevalue[surf->styles[maps]];
+ r00 += lightmap[ 0] * scale;g00 += lightmap[ 1] * scale;b00 += lightmap[ 2] * scale;
+ r01 += lightmap[ 3] * scale;g01 += lightmap[ 4] * scale;b01 += lightmap[ 5] * scale;
+ r10 += lightmap[line3+0] * scale;g10 += lightmap[line3+1] * scale;b10 += lightmap[line3+2] * scale;
+ r11 += lightmap[line3+3] * scale;g11 += lightmap[line3+4] * scale;b11 += lightmap[line3+5] * scale;
+ lightmap += size3;
+ }
+
+/*
+LordHavoc: here's the readable version of the interpolation
+code, not quite as easy for the compiler to optimize...
+
+dsfrac is the X position in the lightmap pixel, * 16
+dtfrac is the Y position in the lightmap pixel, * 16
+r00 is top left corner, r01 is top right corner
+r10 is bottom left corner, r11 is bottom right corner
+g and b are the same layout.
+r0 and r1 are the top and bottom intermediate results
+
+first we interpolate the top two points, to get the top
+edge sample
+
+ r0 = (((r01-r00) * dsfrac) >> 4) + r00;
+ g0 = (((g01-g00) * dsfrac) >> 4) + g00;
+ b0 = (((b01-b00) * dsfrac) >> 4) + b00;
+
+then we interpolate the bottom two points, to get the
+bottom edge sample
+
+ r1 = (((r11-r10) * dsfrac) >> 4) + r10;
+ g1 = (((g11-g10) * dsfrac) >> 4) + g10;
+ b1 = (((b11-b10) * dsfrac) >> 4) + b10;
+
+then we interpolate the top and bottom samples to get the
+middle sample (the one which was requested)
+
+ r = (((r1-r0) * dtfrac) >> 4) + r0;
+ g = (((g1-g0) * dtfrac) >> 4) + g0;
+ b = (((b1-b0) * dtfrac) >> 4) + b0;
+*/
+
+ ambientcolor[0] += (float) ((((((((r11-r10) * dsfrac) >> 4) + r10)-((((r01-r00) * dsfrac) >> 4) + r00)) * dtfrac) >> 4) + ((((r01-r00) * dsfrac) >> 4) + r00)) * (1.0f / 32768.0f);
+ ambientcolor[1] += (float) ((((((((g11-g10) * dsfrac) >> 4) + g10)-((((g01-g00) * dsfrac) >> 4) + g00)) * dtfrac) >> 4) + ((((g01-g00) * dsfrac) >> 4) + g00)) * (1.0f / 32768.0f);
+ ambientcolor[2] += (float) ((((((((b11-b10) * dsfrac) >> 4) + b10)-((((b01-b00) * dsfrac) >> 4) + b00)) * dtfrac) >> 4) + ((((b01-b00) * dsfrac) >> 4) + b00)) * (1.0f / 32768.0f);
+ }
+ return true; // success
+ }
+ }
+
+ // go down back side
+ node = node->children[side ^ 1];
+ startz = mid;
+ distz = endz - startz;
+ goto loc0;
+ }
+}
+
+void Mod_Q1BSP_LightPoint(model_t *model, const vec3_t p, vec3_t ambientcolor, vec3_t diffusecolor, vec3_t diffusenormal)
+{
+ Mod_Q1BSP_LightPoint_RecursiveBSPNode(ambientcolor, diffusecolor, diffusenormal, cl.worldmodel->brushq1.nodes + cl.worldmodel->brushq1.hulls[0].firstclipnode, p[0], p[1], p[2], p[2] - 65536);
+}
+
+static void Mod_Q1BSP_DecompressVis(const qbyte *in, const qbyte *inend, qbyte *out, qbyte *outend)
+{
+ int c;
+ while (out < outend)
+ {
+ if (in == inend)
+ {
+ Con_Printf("Mod_Q1BSP_DecompressVis: input underrun\n");
+ return;
+ }
+ c = *in++;
+ if (c)
+ *out++ = c;
+ else
+ {
+ for (c = *in++;c > 0;c--)
+ {
+ if (out == outend)
+ {
+ Con_Printf("Mod_Q1BSP_DecompressVis: output overrun\n");
+ return;
+ }
+ *out++ = 0;
+ }
+ }
+ }
}
static void Mod_Q1BSP_LoadTextures(lump_t *l)
}
// LordHavoc: HL sky textures are entirely different than quake
- if (!loadmodel->brushq1.ishlbsp && !strncmp(tx->name, "sky", 3) && mtwidth == 256 && mtheight == 128)
+ if (!loadmodel->brush.ishlbsp && !strncmp(tx->name, "sky", 3) && mtwidth == 256 && mtheight == 128)
{
if (loadmodel->isworldmodel)
{
if (!Mod_LoadSkinFrame(&tx->skin, tx->name, TEXF_MIPMAP | TEXF_ALPHA | TEXF_PRECACHE, false, true, true))
{
// did not find external texture, load it from the bsp or wad3
- if (loadmodel->brushq1.ishlbsp)
+ if (loadmodel->brush.ishlbsp)
{
// internal texture overrides wad
qbyte *pixels, *freepixels, *fogpixels;
qbyte *in, *out, *data, d;
char litfilename[1024];
loadmodel->brushq1.lightdata = NULL;
- if (loadmodel->brushq1.ishlbsp) // LordHavoc: load the colored lighting data straight
+ if (loadmodel->brush.ishlbsp) // LordHavoc: load the colored lighting data straight
{
loadmodel->brushq1.lightdata = Mem_Alloc(loadmodel->mempool, l->filelen);
memcpy(loadmodel->brushq1.lightdata, mod_base + l->fileofs, l->filelen);
}
}
-/*
-static int castshadowcount = 0;
-static void Mod_Q1BSP_ProcessLightList(void)
-{
- int j, k, l, *mark, lnum;
- mlight_t *e;
- msurface_t *surf;
- float dist;
- mleaf_t *leaf;
- qbyte *pvs;
- vec3_t temp;
- float *v, radius2;
- for (lnum = 0, e = loadmodel->brushq1.lights;lnum < loadmodel->brushq1.numlights;lnum++, e++)
- {
- e->cullradius2 = DotProduct(e->light, e->light) / (e->falloff * e->falloff * 8192.0f * 8192.0f * 2.0f * 2.0f);// + 4096.0f;
- if (e->cullradius2 > 4096.0f * 4096.0f)
- e->cullradius2 = 4096.0f * 4096.0f;
- e->cullradius = e->lightradius = sqrt(e->cullradius2);
- leaf = Mod_Q1BSP_PointInLeaf(e->origin, loadmodel);
- if (leaf->compressed_vis)
- pvs = Mod_Q1BSP_DecompressVis(leaf->compressed_vis, loadmodel);
- else
- pvs = mod_q1bsp_novis;
- for (j = 0;j < loadmodel->brushq1.numsurfaces;j++)
- loadmodel->brushq1.surfacevisframes[j] = -1;
- for (j = 0, leaf = loadmodel->brushq1.leafs + 1;j < loadmodel->brushq1.numleafs - 1;j++, leaf++)
- {
- if (pvs[j >> 3] & (1 << (j & 7)))
- {
- for (k = 0, mark = leaf->firstmarksurface;k < leaf->nummarksurfaces;k++, mark++)
- {
- surf = loadmodel->brushq1.surfaces + *mark;
- if (surf->number != *mark)
- Con_Printf("%d != %d\n", surf->number, *mark);
- dist = DotProduct(e->origin, surf->plane->normal) - surf->plane->dist;
- if (surf->flags & SURF_PLANEBACK)
- dist = -dist;
- if (dist > 0 && dist < e->cullradius)
- {
- temp[0] = bound(surf->poly_mins[0], e->origin[0], surf->poly_maxs[0]) - e->origin[0];
- temp[1] = bound(surf->poly_mins[1], e->origin[1], surf->poly_maxs[1]) - e->origin[1];
- temp[2] = bound(surf->poly_mins[2], e->origin[2], surf->poly_maxs[2]) - e->origin[2];
- if (DotProduct(temp, temp) < lightradius2)
- loadmodel->brushq1.surfacevisframes[*mark] = -2;
- }
- }
- }
- }
- // build list of light receiving surfaces
- e->numsurfaces = 0;
- for (j = 0;j < loadmodel->brushq1.numsurfaces;j++)
- if (loadmodel->brushq1.surfacevisframes[j] == -2)
- e->numsurfaces++;
- e->surfaces = NULL;
- if (e->numsurfaces > 0)
- {
- e->surfaces = Mem_Alloc(loadmodel->mempool, sizeof(msurface_t *) * e->numsurfaces);
- e->numsurfaces = 0;
- for (j = 0;j < loadmodel->brushq1.numsurfaces;j++)
- if (loadmodel->brushq1.surfacevisframes[j] == -2)
- e->surfaces[e->numsurfaces++] = loadmodel->brushq1.surfaces + j;
- }
- // find bounding box and sphere of lit surfaces
- // (these will be used for creating a shape to clip the light)
- radius2 = 0;
- for (j = 0;j < e->numsurfaces;j++)
- {
- surf = e->surfaces[j];
- if (j == 0)
- {
- VectorCopy(surf->poly_verts, e->mins);
- VectorCopy(surf->poly_verts, e->maxs);
- }
- for (k = 0, v = surf->poly_verts;k < surf->poly_numverts;k++, v += 3)
- {
- if (e->mins[0] > v[0]) e->mins[0] = v[0];if (e->maxs[0] < v[0]) e->maxs[0] = v[0];
- if (e->mins[1] > v[1]) e->mins[1] = v[1];if (e->maxs[1] < v[1]) e->maxs[1] = v[1];
- if (e->mins[2] > v[2]) e->mins[2] = v[2];if (e->maxs[2] < v[2]) e->maxs[2] = v[2];
- VectorSubtract(v, e->origin, temp);
- dist = DotProduct(temp, temp);
- if (radius2 < dist)
- radius2 = dist;
- }
- }
- if (e->cullradius2 > radius2)
- {
- e->cullradius2 = radius2;
- e->cullradius = sqrt(e->cullradius2);
- }
- if (e->mins[0] < e->origin[0] - e->lightradius) e->mins[0] = e->origin[0] - e->lightradius;
- if (e->maxs[0] > e->origin[0] + e->lightradius) e->maxs[0] = e->origin[0] + e->lightradius;
- if (e->mins[1] < e->origin[1] - e->lightradius) e->mins[1] = e->origin[1] - e->lightradius;
- if (e->maxs[1] > e->origin[1] + e->lightradius) e->maxs[1] = e->origin[1] + e->lightradius;
- if (e->mins[2] < e->origin[2] - e->lightradius) e->mins[2] = e->origin[2] - e->lightradius;
- if (e->maxs[2] > e->origin[2] + e->lightradius) e->maxs[2] = e->origin[2] + e->lightradius;
- // clip shadow volumes against eachother to remove unnecessary
- // polygons(and sections of polygons)
- {
- //vec3_t polymins, polymaxs;
- int maxverts = 4;
- float *verts = Mem_Alloc(loadmodel->mempool, maxverts * sizeof(float[3]));
- float f, *v0, *v1, projectdistance;
-
- e->shadowvolume = Mod_ShadowMesh_Begin(loadmodel->mempool, 1024);
-#if 0
- {
- vec3_t outermins, outermaxs, innermins, innermaxs;
- innermins[0] = e->mins[0] - 1;
- innermins[1] = e->mins[1] - 1;
- innermins[2] = e->mins[2] - 1;
- innermaxs[0] = e->maxs[0] + 1;
- innermaxs[1] = e->maxs[1] + 1;
- innermaxs[2] = e->maxs[2] + 1;
- outermins[0] = loadmodel->normalmins[0] - 1;
- outermins[1] = loadmodel->normalmins[1] - 1;
- outermins[2] = loadmodel->normalmins[2] - 1;
- outermaxs[0] = loadmodel->normalmaxs[0] + 1;
- outermaxs[1] = loadmodel->normalmaxs[1] + 1;
- outermaxs[2] = loadmodel->normalmaxs[2] + 1;
- // add bounding box around the whole shadow volume set,
- // facing inward to limit light area, with an outer bounding box
- // facing outward (this is needed by the shadow rendering method)
- // X major
- verts[ 0] = innermaxs[0];verts[ 1] = innermins[1];verts[ 2] = innermaxs[2];
- verts[ 3] = innermaxs[0];verts[ 4] = innermins[1];verts[ 5] = innermins[2];
- verts[ 6] = innermaxs[0];verts[ 7] = innermaxs[1];verts[ 8] = innermins[2];
- verts[ 9] = innermaxs[0];verts[10] = innermaxs[1];verts[11] = innermaxs[2];
- Mod_ShadowMesh_AddPolygon(loadmodel->mempool, e->shadowvolume, 4, verts);
- verts[ 0] = outermaxs[0];verts[ 1] = outermaxs[1];verts[ 2] = outermaxs[2];
- verts[ 3] = outermaxs[0];verts[ 4] = outermaxs[1];verts[ 5] = outermins[2];
- verts[ 6] = outermaxs[0];verts[ 7] = outermins[1];verts[ 8] = outermins[2];
- verts[ 9] = outermaxs[0];verts[10] = outermins[1];verts[11] = outermaxs[2];
- Mod_ShadowMesh_AddPolygon(loadmodel->mempool, e->shadowvolume, 4, verts);
- // X minor
- verts[ 0] = innermins[0];verts[ 1] = innermaxs[1];verts[ 2] = innermaxs[2];
- verts[ 3] = innermins[0];verts[ 4] = innermaxs[1];verts[ 5] = innermins[2];
- verts[ 6] = innermins[0];verts[ 7] = innermins[1];verts[ 8] = innermins[2];
- verts[ 9] = innermins[0];verts[10] = innermins[1];verts[11] = innermaxs[2];
- Mod_ShadowMesh_AddPolygon(loadmodel->mempool, e->shadowvolume, 4, verts);
- verts[ 0] = outermins[0];verts[ 1] = outermins[1];verts[ 2] = outermaxs[2];
- verts[ 3] = outermins[0];verts[ 4] = outermins[1];verts[ 5] = outermins[2];
- verts[ 6] = outermins[0];verts[ 7] = outermaxs[1];verts[ 8] = outermins[2];
- verts[ 9] = outermins[0];verts[10] = outermaxs[1];verts[11] = outermaxs[2];
- Mod_ShadowMesh_AddPolygon(loadmodel->mempool, e->shadowvolume, 4, verts);
- // Y major
- verts[ 0] = innermaxs[0];verts[ 1] = innermaxs[1];verts[ 2] = innermaxs[2];
- verts[ 3] = innermaxs[0];verts[ 4] = innermaxs[1];verts[ 5] = innermins[2];
- verts[ 6] = innermins[0];verts[ 7] = innermaxs[1];verts[ 8] = innermins[2];
- verts[ 9] = innermins[0];verts[10] = innermaxs[1];verts[11] = innermaxs[2];
- Mod_ShadowMesh_AddPolygon(loadmodel->mempool, e->shadowvolume, 4, verts);
- verts[ 0] = outermins[0];verts[ 1] = outermaxs[1];verts[ 2] = outermaxs[2];
- verts[ 3] = outermins[0];verts[ 4] = outermaxs[1];verts[ 5] = outermins[2];
- verts[ 6] = outermaxs[0];verts[ 7] = outermaxs[1];verts[ 8] = outermins[2];
- verts[ 9] = outermaxs[0];verts[10] = outermaxs[1];verts[11] = outermaxs[2];
- Mod_ShadowMesh_AddPolygon(loadmodel->mempool, e->shadowvolume, 4, verts);
- // Y minor
- verts[ 0] = innermins[0];verts[ 1] = innermins[1];verts[ 2] = innermaxs[2];
- verts[ 3] = innermins[0];verts[ 4] = innermins[1];verts[ 5] = innermins[2];
- verts[ 6] = innermaxs[0];verts[ 7] = innermins[1];verts[ 8] = innermins[2];
- verts[ 9] = innermaxs[0];verts[10] = innermins[1];verts[11] = innermaxs[2];
- Mod_ShadowMesh_AddPolygon(loadmodel->mempool, e->shadowvolume, 4, verts);
- verts[ 0] = outermaxs[0];verts[ 1] = outermins[1];verts[ 2] = outermaxs[2];
- verts[ 3] = outermaxs[0];verts[ 4] = outermins[1];verts[ 5] = outermins[2];
- verts[ 6] = outermins[0];verts[ 7] = outermins[1];verts[ 8] = outermins[2];
- verts[ 9] = outermins[0];verts[10] = outermins[1];verts[11] = outermaxs[2];
- Mod_ShadowMesh_AddPolygon(loadmodel->mempool, e->shadowvolume, 4, verts);
- // Z major
- verts[ 0] = innermaxs[0];verts[ 1] = innermins[1];verts[ 2] = innermaxs[2];
- verts[ 3] = innermaxs[0];verts[ 4] = innermaxs[1];verts[ 5] = innermaxs[2];
- verts[ 6] = innermins[0];verts[ 7] = innermaxs[1];verts[ 8] = innermaxs[2];
- verts[ 9] = innermins[0];verts[10] = innermins[1];verts[11] = innermaxs[2];
- Mod_ShadowMesh_AddPolygon(loadmodel->mempool, e->shadowvolume, 4, verts);
- verts[ 0] = outermaxs[0];verts[ 1] = outermaxs[1];verts[ 2] = outermaxs[2];
- verts[ 3] = outermaxs[0];verts[ 4] = outermins[1];verts[ 5] = outermaxs[2];
- verts[ 6] = outermins[0];verts[ 7] = outermins[1];verts[ 8] = outermaxs[2];
- verts[ 9] = outermins[0];verts[10] = outermaxs[1];verts[11] = outermaxs[2];
- Mod_ShadowMesh_AddPolygon(loadmodel->mempool, e->shadowvolume, 4, verts);
- // Z minor
- verts[ 0] = innermaxs[0];verts[ 1] = innermaxs[1];verts[ 2] = innermins[2];
- verts[ 3] = innermaxs[0];verts[ 4] = innermins[1];verts[ 5] = innermins[2];
- verts[ 6] = innermins[0];verts[ 7] = innermins[1];verts[ 8] = innermins[2];
- verts[ 9] = innermins[0];verts[10] = innermaxs[1];verts[11] = innermins[2];
- Mod_ShadowMesh_AddPolygon(loadmodel->mempool, e->shadowvolume, 4, verts);
- verts[ 0] = outermaxs[0];verts[ 1] = outermins[1];verts[ 2] = outermins[2];
- verts[ 3] = outermaxs[0];verts[ 4] = outermaxs[1];verts[ 5] = outermins[2];
- verts[ 6] = outermins[0];verts[ 7] = outermaxs[1];verts[ 8] = outermins[2];
- verts[ 9] = outermins[0];verts[10] = outermins[1];verts[11] = outermins[2];
- Mod_ShadowMesh_AddPolygon(loadmodel->mempool, e->shadowvolume, 4, verts);
- }
-#endif
- castshadowcount++;
- for (j = 0;j < e->numsurfaces;j++)
- {
- surf = e->surfaces[j];
- if (surf->flags & SURF_SHADOWCAST)
- surf->castshadow = castshadowcount;
- }
- for (j = 0;j < e->numsurfaces;j++)
- {
- surf = e->surfaces[j];
- if (surf->castshadow != castshadowcount)
- continue;
- f = DotProduct(e->origin, surf->plane->normal) - surf->plane->dist;
- if (surf->flags & SURF_PLANEBACK)
- f = -f;
- projectdistance = e->lightradius;
- if (maxverts < surf->poly_numverts)
- {
- maxverts = surf->poly_numverts;
- if (verts)
- Mem_Free(verts);
- verts = Mem_Alloc(loadmodel->mempool, maxverts * sizeof(float[3]));
- }
- // copy the original polygon, for the front cap of the volume
- for (k = 0, v0 = surf->poly_verts, v1 = verts;k < surf->poly_numverts;k++, v0 += 3, v1 += 3)
- VectorCopy(v0, v1);
- Mod_ShadowMesh_AddPolygon(loadmodel->mempool, e->shadowvolume, surf->poly_numverts, verts);
- // project the original polygon, reversed, for the back cap of the volume
- for (k = 0, v0 = surf->poly_verts + (surf->poly_numverts - 1) * 3, v1 = verts;k < surf->poly_numverts;k++, v0 -= 3, v1 += 3)
- {
- VectorSubtract(v0, e->origin, temp);
- VectorNormalize(temp);
- VectorMA(v0, projectdistance, temp, v1);
- }
- Mod_ShadowMesh_AddPolygon(loadmodel->mempool, e->shadowvolume, surf->poly_numverts, verts);
- // project the shadow volume sides
- for (l = surf->poly_numverts - 1, k = 0, v0 = surf->poly_verts + (surf->poly_numverts - 1) * 3, v1 = surf->poly_verts;k < surf->poly_numverts;l = k, k++, v0 = v1, v1 += 3)
- {
- if (!surf->neighborsurfaces[l] || surf->neighborsurfaces[l]->castshadow != castshadowcount)
- {
- VectorCopy(v1, &verts[0]);
- VectorCopy(v0, &verts[3]);
- VectorCopy(v0, &verts[6]);
- VectorCopy(v1, &verts[9]);
- VectorSubtract(&verts[6], e->origin, temp);
- VectorNormalize(temp);
- VectorMA(&verts[6], projectdistance, temp, &verts[6]);
- VectorSubtract(&verts[9], e->origin, temp);
- VectorNormalize(temp);
- VectorMA(&verts[9], projectdistance, temp, &verts[9]);
- Mod_ShadowMesh_AddPolygon(loadmodel->mempool, e->shadowvolume, 4, verts);
- }
- }
- }
- // build the triangle mesh
- e->shadowvolume = Mod_ShadowMesh_Finish(loadmodel->mempool, e->shadowvolume);
- {
- shadowmesh_t *mesh;
- l = 0;
- for (mesh = e->shadowvolume;mesh;mesh = mesh->next)
- l += mesh->numtriangles;
- Con_Printf("light %i shadow volume built containing %i triangles\n", lnum, l);
- }
- }
- }
-}
-*/
-
-
static void Mod_Q1BSP_LoadVisibility(lump_t *l)
{
- loadmodel->brushq1.visdata = NULL;
+ loadmodel->brushq1.num_compressedpvs = 0;
+ loadmodel->brushq1.data_compressedpvs = NULL;
if (!l->filelen)
return;
- loadmodel->brushq1.visdata = Mem_Alloc(loadmodel->mempool, l->filelen);
- memcpy(loadmodel->brushq1.visdata, mod_base + l->fileofs, l->filelen);
+ loadmodel->brushq1.num_compressedpvs = l->filelen;
+ loadmodel->brushq1.data_compressedpvs = Mem_Alloc(loadmodel->mempool, l->filelen);
+ memcpy(loadmodel->brushq1.data_compressedpvs, mod_base + l->fileofs, l->filelen);
}
// used only for HalfLife maps
int i, j, k;
if (!data)
return;
- if (!COM_ParseToken(&data))
+ if (!COM_ParseToken(&data, false))
return; // error
if (com_token[0] != '{')
return; // error
while (1)
{
- if (!COM_ParseToken(&data))
+ if (!COM_ParseToken(&data, false))
return; // error
if (com_token[0] == '}')
break; // end of worldspawn
strcpy(key, com_token);
while (key[strlen(key)-1] == ' ') // remove trailing spaces
key[strlen(key)-1] = 0;
- if (!COM_ParseToken(&data))
+ if (!COM_ParseToken(&data, false))
return; // error
strcpy(value, com_token);
if (!strcmp("wad", key)) // for HalfLife maps
{
- if (loadmodel->brushq1.ishlbsp)
+ if (loadmodel->brush.ishlbsp)
{
j = 0;
for (i = 0;i < 4096;i++)
return;
loadmodel->brush.entities = Mem_Alloc(loadmodel->mempool, l->filelen);
memcpy(loadmodel->brush.entities, mod_base + l->fileofs, l->filelen);
- if (loadmodel->brushq1.ishlbsp)
+ if (loadmodel->brush.ishlbsp)
Mod_Q1BSP_ParseWadsFromEntityLump(loadmodel->brush.entities);
}
out = Mem_Alloc(loadmodel->mempool, count*sizeof(*out));
loadmodel->brushq1.submodels = out;
- loadmodel->brushq1.numsubmodels = count;
+ loadmodel->brush.numsubmodels = count;
for ( i=0 ; i<count ; i++, in++, out++)
{
i = LittleLong(in->lightofs);
if (i == -1)
surf->samples = NULL;
- else if (loadmodel->brushq1.ishlbsp) // LordHavoc: HalfLife map (bsp version 30)
+ else if (loadmodel->brush.ishlbsp) // LordHavoc: HalfLife map (bsp version 30)
surf->samples = loadmodel->brushq1.lightdata + i;
else // LordHavoc: white lighting (bsp version 29)
surf->samples = loadmodel->brushq1.lightdata + (i * 3);
static void Mod_Q1BSP_LoadLeafs(lump_t *l)
{
- dleaf_t *in;
- mleaf_t *out;
- int i, j, count, p;
+ dleaf_t *in;
+ mleaf_t *out;
+ int i, j, count, p, pvschainbytes;
+ qbyte *pvs;
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
loadmodel->brushq1.leafs = out;
loadmodel->brushq1.numleafs = count;
+ pvschainbytes = ((loadmodel->brushq1.numleafs - 1)+7)>>3;
+ loadmodel->brushq1.data_decompressedpvs = pvs = Mem_Alloc(loadmodel->mempool, loadmodel->brushq1.numleafs * pvschainbytes);
for ( i=0 ; i<count ; i++, in++, out++)
{
out->maxs[j] = LittleShort(in->maxs[j]);
}
- p = LittleLong(in->contents);
- out->contents = p;
+ // FIXME: this function could really benefit from some error checking
+
+ out->contents = LittleLong(in->contents);
- out->firstmarksurface = loadmodel->brushq1.marksurfaces +
- LittleShort(in->firstmarksurface);
+ out->firstmarksurface = loadmodel->brushq1.marksurfaces + LittleShort(in->firstmarksurface);
out->nummarksurfaces = LittleShort(in->nummarksurfaces);
+ out->pvsdata = pvs;
+ pvs += pvschainbytes;
+
p = LittleLong(in->visofs);
- if (p == -1)
- out->compressed_vis = NULL;
+ if (p >= 0)
+ Mod_Q1BSP_DecompressVis(loadmodel->brushq1.data_compressedpvs + p, loadmodel->brushq1.data_compressedpvs + loadmodel->brushq1.num_compressedpvs, out->pvsdata, out->pvsdata + pvschainbytes);
else
- out->compressed_vis = loadmodel->brushq1.visdata + p;
+ memset(out->pvsdata, 0xFF, pvschainbytes);
- for (j=0 ; j<4 ; j++)
+ for (j = 0;j < 4;j++)
out->ambient_sound_level[j] = in->ambient_level[j];
// FIXME: Insert caustics here
loadmodel->brushq1.clipnodes = out;
loadmodel->brushq1.numclipnodes = count;
- if (loadmodel->brushq1.ishlbsp)
+ if (loadmodel->brush.ishlbsp)
{
hull = &loadmodel->brushq1.hulls[1];
hull->clipnodes = out;
}
}
-#define MAX_POINTS_ON_WINDING 64
-
-typedef struct
-{
- int numpoints;
- int padding;
- double points[8][3]; // variable sized
-}
-winding_t;
-
-/*
-==================
-NewWinding
-==================
-*/
-static winding_t *NewWinding(int points)
-{
- winding_t *w;
- int size;
-
- if (points > MAX_POINTS_ON_WINDING)
- Sys_Error("NewWinding: too many points\n");
-
- size = sizeof(winding_t) + sizeof(double[3]) * (points - 8);
- w = Mem_Alloc(loadmodel->mempool, size);
- memset(w, 0, size);
-
- return w;
-}
-
-static void FreeWinding(winding_t *w)
-{
- Mem_Free(w);
-}
-
-/*
-=================
-BaseWindingForPlane
-=================
-*/
-static winding_t *BaseWindingForPlane(mplane_t *p)
-{
- double org[3], vright[3], vup[3], normal[3];
- winding_t *w;
-
- VectorCopy(p->normal, normal);
- VectorVectorsDouble(normal, vright, vup);
-
- VectorScale(vup, 1024.0*1024.0*1024.0, vup);
- VectorScale(vright, 1024.0*1024.0*1024.0, vright);
-
- // project a really big axis aligned box onto the plane
- w = NewWinding(4);
-
- VectorScale(p->normal, p->dist, org);
-
- VectorSubtract(org, vright, w->points[0]);
- VectorAdd(w->points[0], vup, w->points[0]);
-
- VectorAdd(org, vright, w->points[1]);
- VectorAdd(w->points[1], vup, w->points[1]);
-
- VectorAdd(org, vright, w->points[2]);
- VectorSubtract(w->points[2], vup, w->points[2]);
-
- VectorSubtract(org, vright, w->points[3]);
- VectorSubtract(w->points[3], vup, w->points[3]);
-
- w->numpoints = 4;
-
- return w;
-}
-
-/*
-==================
-ClipWinding
-
-Clips the winding to the plane, returning the new winding on the positive side
-Frees the input winding.
-If keepon is true, an exactly on-plane winding will be saved, otherwise
-it will be clipped away.
-==================
-*/
-static winding_t *ClipWinding(winding_t *in, mplane_t *split, int keepon)
-{
- double dists[MAX_POINTS_ON_WINDING + 1];
- int sides[MAX_POINTS_ON_WINDING + 1];
- int counts[3];
- double dot;
- int i, j;
- double *p1, *p2;
- double mid[3];
- winding_t *neww;
- int maxpts;
-
- counts[SIDE_FRONT] = counts[SIDE_BACK] = counts[SIDE_ON] = 0;
-
- // determine sides for each point
- for (i = 0;i < in->numpoints;i++)
- {
- dists[i] = dot = DotProduct(in->points[i], split->normal) - split->dist;
- if (dot > ON_EPSILON)
- sides[i] = SIDE_FRONT;
- else if (dot < -ON_EPSILON)
- sides[i] = SIDE_BACK;
- else
- sides[i] = SIDE_ON;
- counts[sides[i]]++;
- }
- sides[i] = sides[0];
- dists[i] = dists[0];
-
- if (keepon && !counts[0] && !counts[1])
- return in;
-
- if (!counts[0])
- {
- FreeWinding(in);
- return NULL;
- }
- if (!counts[1])
- return in;
-
- maxpts = in->numpoints+4; // can't use counts[0]+2 because of fp grouping errors
- if (maxpts > MAX_POINTS_ON_WINDING)
- Sys_Error("ClipWinding: maxpts > MAX_POINTS_ON_WINDING");
-
- neww = NewWinding(maxpts);
-
- for (i = 0;i < in->numpoints;i++)
- {
- if (neww->numpoints >= maxpts)
- Sys_Error("ClipWinding: points exceeded estimate");
-
- p1 = in->points[i];
-
- if (sides[i] == SIDE_ON)
- {
- VectorCopy(p1, neww->points[neww->numpoints]);
- neww->numpoints++;
- continue;
- }
-
- if (sides[i] == SIDE_FRONT)
- {
- VectorCopy(p1, neww->points[neww->numpoints]);
- neww->numpoints++;
- }
-
- if (sides[i+1] == SIDE_ON || sides[i+1] == sides[i])
- continue;
-
- // generate a split point
- p2 = in->points[(i+1)%in->numpoints];
-
- dot = dists[i] / (dists[i]-dists[i+1]);
- for (j = 0;j < 3;j++)
- { // avoid round off error when possible
- if (split->normal[j] == 1)
- mid[j] = split->dist;
- else if (split->normal[j] == -1)
- mid[j] = -split->dist;
- else
- mid[j] = p1[j] + dot* (p2[j]-p1[j]);
- }
-
- VectorCopy(mid, neww->points[neww->numpoints]);
- neww->numpoints++;
- }
-
- // free the original winding
- FreeWinding(in);
-
- return neww;
-}
-
-
-/*
-==================
-DivideWinding
-
-Divides a winding by a plane, producing one or two windings. The
-original winding is not damaged or freed. If only on one side, the
-returned winding will be the input winding. If on both sides, two
-new windings will be created.
-==================
-*/
-static void DivideWinding(winding_t *in, mplane_t *split, winding_t **front, winding_t **back)
-{
- double dists[MAX_POINTS_ON_WINDING + 1];
- int sides[MAX_POINTS_ON_WINDING + 1];
- int counts[3];
- double dot;
- int i, j;
- double *p1, *p2;
- double mid[3];
- winding_t *f, *b;
- int maxpts;
-
- counts[SIDE_FRONT] = counts[SIDE_BACK] = counts[SIDE_ON] = 0;
-
- // determine sides for each point
- for (i = 0;i < in->numpoints;i++)
- {
- dot = DotProduct(in->points[i], split->normal);
- dot -= split->dist;
- dists[i] = dot;
- if (dot > ON_EPSILON) sides[i] = SIDE_FRONT;
- else if (dot < -ON_EPSILON) sides[i] = SIDE_BACK;
- else sides[i] = SIDE_ON;
- counts[sides[i]]++;
- }
- sides[i] = sides[0];
- dists[i] = dists[0];
-
- *front = *back = NULL;
-
- if (!counts[0])
- {
- *back = in;
- return;
- }
- if (!counts[1])
- {
- *front = in;
- return;
- }
-
- maxpts = in->numpoints+4; // can't use counts[0]+2 because of fp grouping errors
-
- if (maxpts > MAX_POINTS_ON_WINDING)
- Sys_Error("ClipWinding: maxpts > MAX_POINTS_ON_WINDING");
-
- *front = f = NewWinding(maxpts);
- *back = b = NewWinding(maxpts);
-
- for (i = 0;i < in->numpoints;i++)
- {
- if (f->numpoints >= maxpts || b->numpoints >= maxpts)
- Sys_Error("DivideWinding: points exceeded estimate");
-
- p1 = in->points[i];
-
- if (sides[i] == SIDE_ON)
- {
- VectorCopy(p1, f->points[f->numpoints]);
- f->numpoints++;
- VectorCopy(p1, b->points[b->numpoints]);
- b->numpoints++;
- continue;
- }
-
- if (sides[i] == SIDE_FRONT)
- {
- VectorCopy(p1, f->points[f->numpoints]);
- f->numpoints++;
- }
- else if (sides[i] == SIDE_BACK)
- {
- VectorCopy(p1, b->points[b->numpoints]);
- b->numpoints++;
- }
-
- if (sides[i+1] == SIDE_ON || sides[i+1] == sides[i])
- continue;
-
- // generate a split point
- p2 = in->points[(i+1)%in->numpoints];
-
- dot = dists[i] / (dists[i]-dists[i+1]);
- for (j = 0;j < 3;j++)
- { // avoid round off error when possible
- if (split->normal[j] == 1)
- mid[j] = split->dist;
- else if (split->normal[j] == -1)
- mid[j] = -split->dist;
- else
- mid[j] = p1[j] + dot* (p2[j]-p1[j]);
- }
-
- VectorCopy(mid, f->points[f->numpoints]);
- f->numpoints++;
- VectorCopy(mid, b->points[b->numpoints]);
- b->numpoints++;
- }
-}
-
typedef struct portal_s
{
mplane_t plane;
// advance to next portal
portal++;
}
- FreeWinding(p->winding);
+ Winding_Free(p->winding);
}
FreePortal(p);
p = pnext;
nodeportal = AllocPortal();
nodeportal->plane = *node->plane;
- nodeportalwinding = BaseWindingForPlane(node->plane);
+ nodeportalwinding = Winding_NewFromPlane(node->plane->normal[0], node->plane->normal[1], node->plane->normal[2], node->plane->dist);
side = 0; // shut up compiler warning
for (portal = (portal_t *)node->portals;portal;portal = portal->next[side])
{
else
Host_Error("Mod_Q1BSP_RecursiveNodePortals: mislinked portal");
- nodeportalwinding = ClipWinding(nodeportalwinding, &clipplane, true);
+ nodeportalwinding = Winding_Clip(nodeportalwinding, clipplane.normal[0], clipplane.normal[1], clipplane.normal[2], clipplane.dist, true);
if (!nodeportalwinding)
{
Con_Printf("Mod_Q1BSP_RecursiveNodePortals: WARNING: new portal was clipped away\n");
RemovePortalFromNodes(portal);
// cut the portal into two portals, one on each side of the node plane
- DivideWinding(portal->winding, plane, &frontwinding, &backwinding);
+ Winding_Divide(portal->winding, plane->normal[0], plane->normal[1], plane->normal[2], plane->dist, &frontwinding, &backwinding);
if (!frontwinding)
{
*splitportal = *portal;
splitportal->chain = temp;
splitportal->winding = backwinding;
- FreeWinding(portal->winding);
+ Winding_Free(portal->winding);
portal->winding = frontwinding;
if (side == 0)
Mod_Q1BSP_RecursiveNodePortals(back);
}
-
static void Mod_Q1BSP_MakePortals(void)
{
portalchain = NULL;
}
}
+static void Mod_Q1BSP_FatPVS_RecursiveBSPNode(model_t *model, const vec3_t org, vec_t radius, qbyte *pvsbuffer, int pvsbytes, mnode_t *node)
+{
+ int i;
+ mplane_t *plane;
+ float d;
+
+ while (1)
+ {
+ // if this is a leaf, accumulate the pvs bits
+ if (node->contents < 0)
+ {
+ if (node->contents != CONTENTS_SOLID && ((mleaf_t *)node)->pvsdata)
+ for (i = 0;i < pvsbytes;i++)
+ pvsbuffer[i] |= ((mleaf_t *)node)->pvsdata[i];
+ return;
+ }
+
+ plane = node->plane;
+ d = DotProduct(org, plane->normal) - plane->dist;
+ if (d > radius)
+ node = node->children[0];
+ else if (d < -radius)
+ node = node->children[1];
+ else
+ { // go down both
+ Mod_Q1BSP_FatPVS_RecursiveBSPNode(model, org, radius, pvsbuffer, pvsbytes, node->children[0]);
+ node = node->children[1];
+ }
+ }
+}
+
+//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, qbyte *pvsbuffer, int pvsbufferlength)
+{
+ int bytes = ((model->brushq1.numleafs - 1) + 7) >> 3;
+ bytes = min(bytes, pvsbufferlength);
+ memset(pvsbuffer, 0, bytes);
+ Mod_Q1BSP_FatPVS_RecursiveBSPNode(model, org, radius, pvsbuffer, bytes, model->brushq1.nodes);
+ return bytes;
+}
+
+static void Mod_Q1BSP_RoundUpToHullSize(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.ishlbsp)
+ {
+ if (size[0] < 3)
+ hull = &cmodel->brushq1.hulls[0]; // 0x0x0
+ else if (size[0] <= 32)
+ {
+ if (size[2] < 54) // pick the nearest of 36 or 72
+ hull = &cmodel->brushq1.hulls[3]; // 32x32x36
+ else
+ hull = &cmodel->brushq1.hulls[1]; // 32x32x72
+ }
+ else
+ hull = &cmodel->brushq1.hulls[2]; // 64x64x64
+ }
+ else
+ {
+ if (size[0] < 3)
+ hull = &cmodel->brushq1.hulls[0]; // 0x0x0
+ else if (size[0] <= 32)
+ hull = &cmodel->brushq1.hulls[1]; // 32x32x56
+ else
+ hull = &cmodel->brushq1.hulls[2]; // 64x64x88
+ }
+ VectorCopy(inmins, outmins);
+ VectorAdd(inmins, hull->clip_size, outmaxs);
+}
+
extern void R_Model_Brush_DrawSky(entity_render_t *ent);
extern void R_Model_Brush_Draw(entity_render_t *ent);
extern void R_Model_Brush_DrawShadowVolume(entity_render_t *ent, vec3_t relativelightorigin, float lightradius);
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->brushq1.ishlbsp = i == 30;
-
+ mod->brush.ishlbsp = i == 30;
+
+ mod->brush.SuperContentsFromNativeContents = Mod_Q1BSP_SuperContentsFromNativeContents;
+ mod->brush.NativeContentsFromSuperContents = Mod_Q1BSP_NativeContentsFromSuperContents;
+ mod->brush.AmbientSoundLevelsForPoint = Mod_Q1BSP_AmbientSoundLevelsForPoint;
+ mod->brush.FatPVS = Mod_Q1BSP_FatPVS;
+ mod->brush.BoxTouchingPVS = Mod_Q1BSP_BoxTouchingPVS;
+ mod->brush.LightPoint = Mod_Q1BSP_LightPoint;
mod->brush.FindNonSolidLocation = Mod_Q1BSP_FindNonSolidLocation;
- mod->brush.PointContents = Mod_Q1BSP_PointContents;
+ mod->brush.TraceBox = Mod_Q1BSP_TraceBox;
+ mod->brush.RoundUpToHullSize = Mod_Q1BSP_RoundUpToHullSize;
mod->brushq1.PointInLeaf = Mod_Q1BSP_PointInLeaf;
- mod->brushq1.LeafPVS = Mod_Q1BSP_LeafPVS;
mod->brushq1.BuildPVSTextureChains = Mod_Q1BSP_BuildPVSTextureChains;
if (loadmodel->isworldmodel)
{
- Cvar_SetValue("halflifebsp", mod->brushq1.ishlbsp);
+ Cvar_SetValue("halflifebsp", mod->brush.ishlbsp);
// until we get a texture for it...
R_ResetQuakeSky();
}
Mod_Q1BSP_LoadClipnodes(&header->lumps[LUMP_CLIPNODES]);
Mod_Q1BSP_LoadSubmodels(&header->lumps[LUMP_MODELS]);
+ if (mod->brushq1.data_compressedpvs)
+ Mem_Free(mod->brushq1.data_compressedpvs);
+ mod->brushq1.data_compressedpvs = NULL;
+ mod->brushq1.num_compressedpvs = 0;
+
Mod_Q1BSP_MakeHull0();
Mod_Q1BSP_MakePortals();
+ if (developer.integer)
+ Con_Printf("Some stats for q1bsp model \"%s\": %i faces, %i nodes, %i leafs, %i visleafs, %i visleafportals\n", loadmodel->name, loadmodel->brushq1.numsurfaces, loadmodel->brushq1.numnodes, loadmodel->brushq1.numleafs, loadmodel->brushq1.numleafs - 1, loadmodel->brushq1.numportals);
+
mod->numframes = 2; // regular and alternate animation
mainmempool = mod->mempool;
//
// set up the submodels(FIXME: this is confusing)
//
- for (i = 0;i < mod->brushq1.numsubmodels;i++)
+ for (i = 0;i < mod->brush.numsubmodels;i++)
{
bm = &mod->brushq1.submodels[i];
if (surf->texinfo->texture->shader == &Cshader_sky)
mod->DrawSky = R_Model_Brush_DrawSky;
// LordHavoc: submodels always clip, even if water
- if (mod->brushq1.numsubmodels - 1)
+ if (mod->brush.numsubmodels - 1)
surf->flags |= SURF_SOLIDCLIP;
// calculate bounding shapes
for (mesh = surf->mesh;mesh;mesh = mesh->chain)
}
Mod_Q1BSP_BuildSurfaceNeighbors(mod->brushq1.surfaces + mod->brushq1.firstmodelsurface, mod->brushq1.nummodelsurfaces, originalloadmodel->mempool);
- mod->brushq1.numleafs = bm->visleafs;
+ mod->brushq1.visleafs = bm->visleafs;
// LordHavoc: only register submodels if it is the world
// (prevents bsp models from replacing world submodels)
- if (loadmodel->isworldmodel && i < (mod->brushq1.numsubmodels - 1))
+ if (loadmodel->isworldmodel && i < (mod->brush.numsubmodels - 1))
{
char name[10];
// duplicate the basic information
*/
}
-void Mod_Q2BSP_Load(model_t *mod, void *buffer)
+void static Mod_Q2BSP_Load(model_t *mod, void *buffer)
{
int i;
q2dheader_t *header;
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->brushq1.ishlbsp = false;
+ mod->brush.ishlbsp = false;
if (loadmodel->isworldmodel)
{
- Cvar_SetValue("halflifebsp", mod->brushq1.ishlbsp);
+ Cvar_SetValue("halflifebsp", mod->brush.ishlbsp);
// until we get a texture for it...
R_ResetQuakeSky();
}
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 void Mod_Q3BSP_LoadEntities(lump_t *l)
{
memcpy(loadmodel->brush.entities, mod_base + l->fileofs, l->filelen);
data = loadmodel->brush.entities;
// some Q3 maps override the lightgrid_cellsize with a worldspawn key
- if (data && COM_ParseToken(&data) && com_token[0] == '{')
+ if (data && COM_ParseToken(&data, false) && com_token[0] == '{')
{
while (1)
{
- if (!COM_ParseToken(&data))
+ if (!COM_ParseToken(&data, false))
break; // error
if (com_token[0] == '}')
break; // end of worldspawn
strcpy(key, com_token);
while (key[strlen(key)-1] == ' ') // remove trailing spaces
key[strlen(key)-1] = 0;
- if (!COM_ParseToken(&data))
+ if (!COM_ParseToken(&data, false))
break; // error
strcpy(value, com_token);
if (!strcmp("gridsize", key))
{
strncpy(out->name, in->name, sizeof(out->name) - 1);
out->surfaceflags = LittleLong(in->surfaceflags);
- out->contents = LittleLong(in->contents);
+ out->nativecontents = LittleLong(in->contents);
+ out->supercontents = Mod_Q3BSP_SuperContentsFromNativeContents(loadmodel, out->nativecontents);
+ out->renderflags = 0;
+ if (!strcmp(out->name, "caulk") || !strcmp(out->name, "common/caulk") || !strcmp(out->name, "textures/common/caulk"))
+ out->renderflags |= Q3MTEXTURERENDERFLAGS_NODRAW;
out->number = i;
Mod_LoadSkinFrame(&out->skin, out->name, TEXF_MIPMAP | TEXF_ALPHA | TEXF_PRECACHE, false, true, true);
{
q3dbrush_t *in;
q3mbrush_t *out;
- int i, n, c, count;
+ int i, j, n, c, count, numplanes, maxplanes;
+ mplane_t *planes;
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
loadmodel->brushq3.data_brushes = out;
loadmodel->brushq3.num_brushes = count;
+ maxplanes = 0;
+ planes = NULL;
+
for (i = 0;i < count;i++, in++, out++)
{
n = LittleLong(in->firstbrushside);
if (n < 0 || n >= loadmodel->brushq3.num_textures)
Host_Error("Mod_Q3BSP_LoadBrushes: invalid textureindex %i (%i textures)\n", n, loadmodel->brushq3.num_textures);
out->texture = loadmodel->brushq3.data_textures + n;
+
+ // make a list of mplane_t structs to construct a colbrush from
+ if (maxplanes < numplanes)
+ {
+ maxplanes = numplanes;
+ if (planes)
+ Mem_Free(planes);
+ planes = Mem_Alloc(tempmempool, sizeof(mplane_t) * maxplanes);
+ }
+ for (j = 0;j < out->numbrushsides;j++)
+ {
+ VectorCopy(out->firstbrushside[j].plane->normal, planes[j].normal);
+ planes[j].dist = out->firstbrushside[j].plane->dist;
+ }
+ // make the colbrush from the planes
+ out->colbrushf = Collision_NewBrushFromPlanes(loadmodel->mempool, out->numbrushsides, planes, out->texture->supercontents);
}
+ if (planes)
+ Mem_Free(planes);
}
static void Mod_Q3BSP_LoadEffects(lump_t *l)
Host_Error("Mod_Q3BSP_LoadVertices: funny lump size in %s",loadmodel->name);
loadmodel->brushq3.num_vertices = count = l->filelen / sizeof(*in);
loadmodel->brushq3.data_vertex3f = Mem_Alloc(loadmodel->mempool, count * sizeof(float[3]));
- loadmodel->brushq3.data_texturetexcoord2f = Mem_Alloc(loadmodel->mempool, count * sizeof(float[2]));
- loadmodel->brushq3.data_lightmaptexcoord2f = Mem_Alloc(loadmodel->mempool, count * sizeof(float[2]));
+ loadmodel->brushq3.data_texcoordtexture2f = Mem_Alloc(loadmodel->mempool, count * sizeof(float[2]));
+ loadmodel->brushq3.data_texcoordlightmap2f = Mem_Alloc(loadmodel->mempool, count * sizeof(float[2]));
loadmodel->brushq3.data_svector3f = Mem_Alloc(loadmodel->mempool, count * sizeof(float[3]));
loadmodel->brushq3.data_tvector3f = Mem_Alloc(loadmodel->mempool, count * sizeof(float[3]));
loadmodel->brushq3.data_normal3f = Mem_Alloc(loadmodel->mempool, count * sizeof(float[3]));
loadmodel->brushq3.data_vertex3f[i * 3 + 0] = LittleFloat(in->origin3f[0]);
loadmodel->brushq3.data_vertex3f[i * 3 + 1] = LittleFloat(in->origin3f[1]);
loadmodel->brushq3.data_vertex3f[i * 3 + 2] = LittleFloat(in->origin3f[2]);
- loadmodel->brushq3.data_texturetexcoord2f[i * 2 + 0] = LittleFloat(in->texcoord2f[0]);
- loadmodel->brushq3.data_texturetexcoord2f[i * 2 + 1] = LittleFloat(in->texcoord2f[1]);
- loadmodel->brushq3.data_lightmaptexcoord2f[i * 2 + 0] = LittleFloat(in->lightmap2f[0]);
- loadmodel->brushq3.data_lightmaptexcoord2f[i * 2 + 1] = LittleFloat(in->lightmap2f[1]);
+ loadmodel->brushq3.data_texcoordtexture2f[i * 2 + 0] = LittleFloat(in->texcoord2f[0]);
+ loadmodel->brushq3.data_texcoordtexture2f[i * 2 + 1] = LittleFloat(in->texcoord2f[1]);
+ loadmodel->brushq3.data_texcoordlightmap2f[i * 2 + 0] = LittleFloat(in->lightmap2f[0]);
+ loadmodel->brushq3.data_texcoordlightmap2f[i * 2 + 1] = LittleFloat(in->lightmap2f[1]);
// svector/tvector are calculated later in face loading
loadmodel->brushq3.data_svector3f[i * 3 + 0] = 0;
loadmodel->brushq3.data_svector3f[i * 3 + 1] = 0;
case Q3FACETYPE_POLYGON:
case Q3FACETYPE_MESH:
out->data_vertex3f = loadmodel->brushq3.data_vertex3f + out->firstvertex * 3;
- out->data_texturetexcoord2f = loadmodel->brushq3.data_texturetexcoord2f + out->firstvertex * 2;
- out->data_lightmaptexcoord2f = loadmodel->brushq3.data_lightmaptexcoord2f + out->firstvertex * 2;
+ out->data_texcoordtexture2f = loadmodel->brushq3.data_texcoordtexture2f + out->firstvertex * 2;
+ out->data_texcoordlightmap2f = loadmodel->brushq3.data_texcoordlightmap2f + out->firstvertex * 2;
out->data_svector3f = loadmodel->brushq3.data_svector3f + out->firstvertex * 3;
out->data_tvector3f = loadmodel->brushq3.data_tvector3f + out->firstvertex * 3;
out->data_normal3f = loadmodel->brushq3.data_normal3f + out->firstvertex * 3;
invalidelements++;
if (invalidelements)
{
- Con_Printf("Mod_Q3BSP_LoadFaces: Warning: face #%i has %i invalid elements, type = %i, texture->name = \"%s\", texture->surfaceflags = %i, texture->contents = %i, firstvertex = %i, numvertices = %i, firstelement = %i, numelements = %i, elements list:\n", i, invalidelements, out->type, out->texture->name, out->texture->surfaceflags, out->texture->contents, out->firstvertex, out->numvertices, out->firstelement, out->numelements);
+ Con_Printf("Mod_Q3BSP_LoadFaces: Warning: face #%i has %i invalid elements, type = %i, texture->name = \"%s\", texture->surfaceflags = %i, texture->nativecontents = %i, firstvertex = %i, numvertices = %i, firstelement = %i, numelements = %i, elements list:\n", i, invalidelements, out->type, out->texture->name, out->texture->surfaceflags, out->texture->nativecontents, out->firstvertex, out->numvertices, out->firstelement, out->numelements);
for (j = 0;j < out->numelements;j++)
{
Con_Printf(" %i", out->data_element3i[j]);
memcpy(loadmodel->brushq3.data_pvschains, (qbyte *)(in + 1), totalchains);
}
+static void Mod_Q3BSP_FindNonSolidLocation(model_t *model, const vec3_t in, vec3_t out, vec_t radius)
+{
+ // FIXME: finish this code
+ VectorCopy(in, out);
+}
+
+static void Mod_Q3BSP_TraceBrush_RecursiveBSPNode(trace_t *trace, q3mnode_t *node, const colbrushf_t *thisbrush_start, const colbrushf_t *thisbrush_end)
+{
+ if (node->isnode)
+ {
+ // recurse down node sides
+ int i;
+ float dist;
+ colpointf_t *ps, *pe;
+ // FIXME? if TraceBrushPolygonTransform were to be made usable, the
+ // node planes would need to be transformed too
+ dist = node->plane->dist - (1.0f / 8.0f);
+ for (i = 0, ps = thisbrush_start->points, pe = thisbrush_end->points;i < thisbrush_start->numpoints;i++, ps++, pe++)
+ {
+ if (DotProduct(ps->v, node->plane->normal) >= dist || DotProduct(pe->v, node->plane->normal) >= dist)
+ {
+ Mod_Q3BSP_TraceBrush_RecursiveBSPNode(trace, node->children[0], thisbrush_start, thisbrush_end);
+ break;
+ }
+ }
+ dist = node->plane->dist + (1.0f / 8.0f);
+ for (i = 0, ps = thisbrush_start->points, pe = thisbrush_end->points;i < thisbrush_start->numpoints;i++, ps++, pe++)
+ {
+ if (DotProduct(ps->v, node->plane->normal) <= dist || DotProduct(pe->v, node->plane->normal) <= dist)
+ {
+ Mod_Q3BSP_TraceBrush_RecursiveBSPNode(trace, node->children[1], thisbrush_start, thisbrush_end);
+ break;
+ }
+ }
+ /*
+ sides = BoxOnPlaneSide(boxstartmins, boxstartmaxs, node->plane) | BoxOnPlaneSide(boxendmins, boxendmaxs, node->plane);
+ if (sides & 1)
+ Mod_Q3BSP_TraceBox_RecursiveBSPNode(trace, node->children[0], boxstartmins, boxstartmaxs, boxendmins, boxendmaxs);
+ if (sides & 2)
+ Mod_Q3BSP_TraceBox_RecursiveBSPNode(trace, node->children[1], boxstartmins, boxstartmaxs, boxendmins, boxendmaxs);
+ */
+ }
+ else
+ {
+ int i;
+ q3mleaf_t *leaf;
+ leaf = (q3mleaf_t *)node;
+ for (i = 0;i < leaf->numleafbrushes;i++)
+ if (leaf->firstleafbrush[i]->colbrushf)
+ Collision_TraceBrushBrushFloat(trace, thisbrush_start, thisbrush_end, leaf->firstleafbrush[i]->colbrushf, leaf->firstleafbrush[i]->colbrushf);
+ }
+}
+
+static void Mod_Q3BSP_LightPoint(model_t *model, const vec3_t p, vec3_t ambientcolor, vec3_t diffusecolor, vec3_t diffusenormal)
+{
+ // FIXME: write this
+ ambientcolor[0] += 255;
+ ambientcolor[1] += 255;
+ ambientcolor[2] += 255;
+}
+
+static void Mod_Q3BSP_TraceBox(model_t *model, trace_t *trace, const vec3_t boxstartmins, const vec3_t boxstartmaxs, const vec3_t boxendmins, const vec3_t boxendmaxs, int hitsupercontentsmask)
+{
+ int i;
+ colbrushf_t *thisbrush_start, *thisbrush_end;
+ matrix4x4_t startmatrix, endmatrix;
+ // FIXME: finish this code
+ Matrix4x4_CreateIdentity(&startmatrix);
+ Matrix4x4_CreateIdentity(&endmatrix);
+ thisbrush_start = Collision_BrushForBox(&startmatrix, boxstartmins, boxstartmaxs);
+ thisbrush_end = Collision_BrushForBox(&endmatrix, boxendmins, boxendmaxs);
+ memset(trace, 0, sizeof(*trace));
+ trace->fraction = 1;
+ trace->hitsupercontentsmask = hitsupercontentsmask;
+ if (model->brushq3.num_nodes)
+ Mod_Q3BSP_TraceBrush_RecursiveBSPNode(trace, model->brushq3.data_nodes, thisbrush_start, thisbrush_end);
+ else
+ for (i = 0;i < model->brushq3.num_brushes;i++)
+ if (model->brushq3.data_brushes[i].colbrushf)
+ Collision_TraceBrushBrushFloat(trace, thisbrush_start, thisbrush_end, model->brushq3.data_brushes[i].colbrushf, model->brushq3.data_brushes[i].colbrushf);
+}
+
+
+static int Mod_Q3BSP_BoxTouchingPVS_RecursiveBSPNode(const model_t *model, const q3mnode_t *node, const qbyte *pvs, const vec3_t mins, const vec3_t maxs)
+{
+ int clusterindex;
+loc0:
+ if (!node->isnode)
+ {
+ // leaf
+ clusterindex = ((q3mleaf_t *)node)->clusterindex;
+ return pvs[clusterindex >> 3] & (1 << (clusterindex & 7));
+ }
+
+ // node - recurse down the BSP tree
+ switch (BoxOnPlaneSide(mins, maxs, node->plane))
+ {
+ case 1: // front
+ node = node->children[0];
+ goto loc0;
+ case 2: // back
+ node = node->children[1];
+ goto loc0;
+ default: // crossing
+ if (Mod_Q3BSP_BoxTouchingPVS_RecursiveBSPNode(model, node->children[0], pvs, mins, maxs))
+ return true;
+ node = node->children[1];
+ goto loc0;
+ }
+ // never reached
+ return false;
+}
+
+static int Mod_Q3BSP_BoxTouchingPVS(model_t *model, const qbyte *pvs, const vec3_t mins, const vec3_t maxs)
+{
+ return Mod_Q3BSP_BoxTouchingPVS_RecursiveBSPNode(model, model->brushq3.data_nodes, pvs, mins, maxs);
+}
+
+static int Mod_Q3BSP_FatPVS(model_t *model, const vec3_t org, vec_t radius, qbyte *pvsbuffer, int pvsbufferlength)
+{
+ // FIXME: write this
+ memset(pvsbuffer, 0xFF, pvsbufferlength);
+ return pvsbufferlength;
+}
+
+static int Mod_Q3BSP_SuperContentsFromNativeContents(model_t *model, int nativecontents)
+{
+ int supercontents = 0;
+ if (nativecontents & Q2CONTENTS_SOLID)
+ supercontents |= SUPERCONTENTS_SOLID;
+ if (nativecontents & Q2CONTENTS_WATER)
+ supercontents |= SUPERCONTENTS_WATER;
+ if (nativecontents & Q2CONTENTS_SLIME)
+ supercontents |= SUPERCONTENTS_SLIME;
+ if (nativecontents & Q2CONTENTS_LAVA)
+ supercontents |= SUPERCONTENTS_LAVA;
+ return supercontents;
+}
+
+static int Mod_Q3BSP_NativeContentsFromSuperContents(model_t *model, int supercontents)
+{
+ int nativecontents = 0;
+ if (supercontents & SUPERCONTENTS_SOLID)
+ nativecontents |= Q2CONTENTS_SOLID;
+ if (supercontents & SUPERCONTENTS_WATER)
+ nativecontents |= Q2CONTENTS_WATER;
+ if (supercontents & SUPERCONTENTS_SLIME)
+ nativecontents |= Q2CONTENTS_SLIME;
+ if (supercontents & SUPERCONTENTS_LAVA)
+ nativecontents |= Q2CONTENTS_LAVA;
+ return nativecontents;
+}
+
+//extern void R_Q3BSP_DrawSky(struct entity_render_s *ent);
+extern void R_Q3BSP_Draw(struct entity_render_s *ent);
+//extern void R_Q3BSP_DrawFakeShadow(struct entity_render_s *ent);
+//extern void R_Q3BSP_DrawShadowVolume(struct entity_render_s *ent, vec3_t relativelightorigin, float lightradius);
+//extern void R_Q3BSP_DrawLight(struct entity_render_s *ent, vec3_t relativelightorigin, vec3_t relativeeyeorigin, float lightradius, float *lightcolor, const matrix4x4_t *matrix_modeltofilter, const matrix4x4_t *matrix_modeltoattenuationxyz, const matrix4x4_t *matrix_modeltoattenuationz);
void Mod_Q3BSP_Load(model_t *mod, void *buffer)
{
int i;
q3dheader_t *header;
+ float corner[3], yawradius, modelradius;
- mod->type = mod_brushq2;
+ mod->type = mod_brushq3;
header = (q3dheader_t *)buffer;
R_ResetQuakeSky();
}
+ mod->brush.SuperContentsFromNativeContents = Mod_Q3BSP_SuperContentsFromNativeContents;
+ mod->brush.NativeContentsFromSuperContents = Mod_Q3BSP_NativeContentsFromSuperContents;
+ mod->brush.FatPVS = Mod_Q3BSP_FatPVS;
+ mod->brush.BoxTouchingPVS = Mod_Q3BSP_BoxTouchingPVS;
+ mod->brush.LightPoint = Mod_Q3BSP_LightPoint;
+ mod->brush.FindNonSolidLocation = Mod_Q3BSP_FindNonSolidLocation;
+ mod->brush.TraceBox = Mod_Q3BSP_TraceBox;
+ //mod->DrawSky = R_Q3BSP_DrawSky;
+ mod->Draw = R_Q3BSP_Draw;
+ //mod->DrawFakeShadow = R_Q3BSP_DrawFakeShadow;
+ //mod->DrawShadowVolume = R_Q3BSP_DrawShadowVolume;
+ //mod->DrawLight = R_Q3BSP_DrawLight;
+
mod_base = (qbyte *)header;
// swap all the lumps
Mod_Q3BSP_LoadNodes(&header->lumps[Q3LUMP_NODES]);
Mod_Q3BSP_LoadLightGrid(&header->lumps[Q3LUMP_LIGHTGRID]);
Mod_Q3BSP_LoadPVS(&header->lumps[Q3LUMP_PVS]);
+ loadmodel->brush.numsubmodels = loadmodel->brushq3.num_models;
+
+ for (i = 0;i < loadmodel->brushq3.num_models;i++)
+ {
+ if (i == 0)
+ mod = loadmodel;
+ else
+ {
+ char name[10];
+ // LordHavoc: only register submodels if it is the world
+ // (prevents bsp models from replacing world submodels)
+ if (!loadmodel->isworldmodel)
+ continue;
+ // duplicate the basic information
+ sprintf(name, "*%i", i);
+ mod = Mod_FindName(name);
+ *mod = *loadmodel;
+ strcpy(mod->name, name);
+ // textures and memory belong to the main model
+ mod->texturepool = NULL;
+ mod->mempool = NULL;
+ }
+ mod->brushq3.data_thismodel = loadmodel->brushq3.data_models + i;
+
+ VectorCopy(mod->brushq3.data_thismodel->mins, mod->normalmins);
+ VectorCopy(mod->brushq3.data_thismodel->maxs, mod->normalmaxs);
+ 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;
+ }
}
void Mod_IBSP_Load(model_t *mod, void *buffer)