2 Copyright (C) 1996-1997 Id Software, Inc.
4 This program is free software; you can redistribute it and/or
5 modify it under the terms of the GNU General Public License
6 as published by the Free Software Foundation; either version 2
7 of the License, or (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13 See the GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20 // r_surf.c: surface-related refresh code
26 #define MAX_LIGHTMAP_SIZE 256
28 cvar_t r_ambient = {0, "r_ambient", "0", "brightens map, value is 0-128"};
29 cvar_t r_lockpvs = {0, "r_lockpvs", "0", "disables pvs switching, allows you to walk around and inspect what is visible from a given location in the map (anything not visible from your current location will not be drawn)"};
30 cvar_t r_lockvisibility = {0, "r_lockvisibility", "0", "disables visibility updates, allows you to walk around and inspect what is visible from a given viewpoint in the map (anything offscreen at the moment this is enabled will not be drawn)"};
31 cvar_t r_useportalculling = {0, "r_useportalculling", "1", "use advanced portal culling visibility method to improve performance over just Potentially Visible Set, provides an even more significant speed improvement in unvised maps"};
32 cvar_t r_q3bsp_renderskydepth = {0, "r_q3bsp_renderskydepth", "0", "draws sky depth masking in q3 maps (as in q1 maps), this means for example that sky polygons can hide other things"};
38 Combine and scale multiple lightmaps into the 8.8 format in blocklights
41 void R_BuildLightMap (const entity_render_t *ent, msurface_t *surface)
43 int smax, tmax, i, size, size3, maps, l;
45 unsigned char *lightmap, *out, *stain;
46 model_t *model = ent->model;
48 unsigned char *templight;
50 smax = (surface->lightmapinfo->extents[0]>>4)+1;
51 tmax = (surface->lightmapinfo->extents[1]>>4)+1;
55 if (cl.buildlightmapmemorysize < size*sizeof(int[3]))
57 cl.buildlightmapmemorysize = size*sizeof(int[3]);
58 if (cl.buildlightmapmemory)
59 Mem_Free(cl.buildlightmapmemory);
60 cl.buildlightmapmemory = Mem_Alloc(cls.levelmempool, cl.buildlightmapmemorysize);
63 // these both point at the same buffer, templight is only used for final
64 // processing and can replace the intblocklights data as it goes
65 intblocklights = (int *)cl.buildlightmapmemory;
66 templight = (unsigned char *)cl.buildlightmapmemory;
68 // update cached lighting info
69 surface->cached_dlight = 0;
71 lightmap = surface->lightmapinfo->samples;
73 // set to full bright if no light data
75 if (!model->brushq1.lightdata)
77 for (i = 0;i < size3;i++)
83 memset(bl, 0, size3*sizeof(*bl));
85 // add all the lightmaps
87 for (maps = 0;maps < MAXLIGHTMAPS && surface->lightmapinfo->styles[maps] != 255;maps++, lightmap += size3)
88 for (scale = r_refdef.lightstylevalue[surface->lightmapinfo->styles[maps]], i = 0;i < size3;i++)
89 bl[i] += lightmap[i] * scale;
92 stain = surface->lightmapinfo->stainsamples;
95 // the >> 16 shift adjusts down 8 bits to account for the stainmap
96 // scaling, and remaps the 0-65536 (2x overbright) to 0-256, it will
97 // be doubled during rendering to achieve 2x overbright
98 // (0 = 0.0, 128 = 1.0, 256 = 2.0)
99 for (i = 0;i < size;i++)
101 l = (*bl++ * *stain++) >> 16;*out++ = min(l, 255);
102 l = (*bl++ * *stain++) >> 16;*out++ = min(l, 255);
103 l = (*bl++ * *stain++) >> 16;*out++ = min(l, 255);
107 R_UpdateTexture(surface->lightmaptexture, templight, surface->lightmapinfo->lightmaporigin[0], surface->lightmapinfo->lightmaporigin[1], smax, tmax);
109 // update the surface's deluxemap if it has one
110 if (surface->deluxemaptexture != r_texture_blanknormalmap)
113 unsigned char *normalmap = surface->lightmapinfo->nmapsamples;
114 lightmap = surface->lightmapinfo->samples;
115 // clear to no normalmap
117 memset(bl, 0, size3*sizeof(*bl));
118 // add all the normalmaps
119 if (lightmap && normalmap)
121 for (maps = 0;maps < MAXLIGHTMAPS && surface->lightmapinfo->styles[maps] != 255;maps++, lightmap += size3, normalmap += size3)
123 for (scale = r_refdef.lightstylevalue[surface->lightmapinfo->styles[maps]], i = 0;i < size;i++)
125 // add the normalmap with weighting proportional to the style's lightmap intensity
126 l = (int)(VectorLength(lightmap + i*3) * scale);
127 bl[i*3+0] += ((int)normalmap[i*3+0] - 128) * l;
128 bl[i*3+1] += ((int)normalmap[i*3+1] - 128) * l;
129 bl[i*3+2] += ((int)normalmap[i*3+2] - 128) * l;
135 // we simply renormalize the weighted normals to get a valid deluxemap
136 for (i = 0;i < size;i++, bl += 3)
140 l = (int)(n[0] * 128 + 128);*out++ = bound(0, l, 255);
141 l = (int)(n[1] * 128 + 128);*out++ = bound(0, l, 255);
142 l = (int)(n[2] * 128 + 128);*out++ = bound(0, l, 255);
145 R_UpdateTexture(surface->deluxemaptexture, templight, surface->lightmapinfo->lightmaporigin[0], surface->lightmapinfo->lightmaporigin[1], smax, tmax);
149 void R_StainNode (mnode_t *node, model_t *model, const vec3_t origin, float radius, const float fcolor[8])
151 float ndist, a, ratio, maxdist, maxdist2, maxdist3, invradius, sdtable[256], td, dist2;
152 msurface_t *surface, *endsurface;
153 int i, s, t, smax, tmax, smax3, impacts, impactt, stained;
157 maxdist = radius * radius;
158 invradius = 1.0f / radius;
163 ndist = PlaneDiff(origin, node->plane);
166 node = node->children[0];
171 node = node->children[1];
175 dist2 = ndist * ndist;
176 maxdist3 = maxdist - dist2;
178 if (node->plane->type < 3)
180 VectorCopy(origin, impact);
181 impact[node->plane->type] -= ndist;
185 impact[0] = origin[0] - node->plane->normal[0] * ndist;
186 impact[1] = origin[1] - node->plane->normal[1] * ndist;
187 impact[2] = origin[2] - node->plane->normal[2] * ndist;
190 for (surface = model->data_surfaces + node->firstsurface, endsurface = surface + node->numsurfaces;surface < endsurface;surface++)
192 if (surface->lightmapinfo->stainsamples)
194 smax = (surface->lightmapinfo->extents[0] >> 4) + 1;
195 tmax = (surface->lightmapinfo->extents[1] >> 4) + 1;
197 impacts = (int)(DotProduct (impact, surface->lightmapinfo->texinfo->vecs[0]) + surface->lightmapinfo->texinfo->vecs[0][3] - surface->lightmapinfo->texturemins[0]);
198 impactt = (int)(DotProduct (impact, surface->lightmapinfo->texinfo->vecs[1]) + surface->lightmapinfo->texinfo->vecs[1][3] - surface->lightmapinfo->texturemins[1]);
200 s = bound(0, impacts, smax * 16) - impacts;
201 t = bound(0, impactt, tmax * 16) - impactt;
202 i = (int)(s * s + t * t + dist2);
206 // reduce calculations
207 for (s = 0, i = impacts; s < smax; s++, i -= 16)
208 sdtable[s] = i * i + dist2;
210 bl = surface->lightmapinfo->stainsamples;
215 for (t = 0;t < tmax;t++, i -= 16)
218 // make sure some part of it is visible on this line
221 maxdist2 = maxdist - td;
222 for (s = 0;s < smax;s++)
224 if (sdtable[s] < maxdist2)
226 ratio = lhrandom(0.0f, 1.0f);
227 a = (fcolor[3] + ratio * fcolor[7]) * (1.0f - sqrt(sdtable[s] + td) * invradius);
228 if (a >= (1.0f / 64.0f))
232 bl[0] = (unsigned char) ((float) bl[0] + a * ((fcolor[0] + ratio * fcolor[4]) - (float) bl[0]));
233 bl[1] = (unsigned char) ((float) bl[1] + a * ((fcolor[1] + ratio * fcolor[5]) - (float) bl[1]));
234 bl[2] = (unsigned char) ((float) bl[2] + a * ((fcolor[2] + ratio * fcolor[6]) - (float) bl[2]));
244 // force lightmap upload
246 surface->cached_dlight = true;
250 if (node->children[0]->plane)
252 if (node->children[1]->plane)
254 R_StainNode(node->children[0], model, origin, radius, fcolor);
255 node = node->children[1];
260 node = node->children[0];
264 else if (node->children[1]->plane)
266 node = node->children[1];
271 void R_Stain (const vec3_t origin, float radius, int cr1, int cg1, int cb1, int ca1, int cr2, int cg2, int cb2, int ca2)
275 entity_render_t *ent;
278 if (r_refdef.worldmodel == NULL || !r_refdef.worldmodel->brush.data_nodes || !r_refdef.worldmodel->brushq1.lightdata)
283 fcolor[3] = ca1 * (1.0f / 64.0f);
284 fcolor[4] = cr2 - cr1;
285 fcolor[5] = cg2 - cg1;
286 fcolor[6] = cb2 - cb1;
287 fcolor[7] = (ca2 - ca1) * (1.0f / 64.0f);
289 R_StainNode(r_refdef.worldmodel->brush.data_nodes + r_refdef.worldmodel->brushq1.hulls[0].firstclipnode, r_refdef.worldmodel, origin, radius, fcolor);
291 // look for embedded bmodels
292 for (n = 0;n < cl.num_brushmodel_entities;n++)
294 ent = &cl.entities[cl.brushmodel_entities[n]].render;
296 if (model && model->name[0] == '*')
298 if (model->brush.data_nodes)
300 Matrix4x4_Transform(&ent->inversematrix, origin, org);
301 R_StainNode(model->brush.data_nodes + model->brushq1.hulls[0].firstclipnode, model, org, radius, fcolor);
309 =============================================================
313 =============================================================
316 static void R_DrawPortal_Callback(const entity_render_t *ent, const rtlight_t *rtlight, int numsurfaces, int *surfacelist)
318 // due to the hacky nature of this function's parameters, this is never
319 // called with a batch, so numsurfaces is always 1, and the surfacelist
320 // contains only a leaf number for coloring purposes
321 const mportal_t *portal = (mportal_t *)ent;
324 float vertex3f[POLYGONELEMENTS_MAXPOINTS*3];
326 GL_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
329 GL_PolygonOffset(r_refdef.polygonfactor, r_refdef.polygonoffset);
331 GL_CullFace(GL_NONE);
332 R_Mesh_Matrix(&identitymatrix);
334 numpoints = min(portal->numpoints, POLYGONELEMENTS_MAXPOINTS);
336 R_Mesh_VertexPointer(vertex3f, 0, 0);
337 R_Mesh_ColorPointer(NULL, 0, 0);
338 R_Mesh_ResetTextureState();
341 GL_Color(((i & 0x0007) >> 0) * (1.0f / 7.0f) * r_view.colorscale,
342 ((i & 0x0038) >> 3) * (1.0f / 7.0f) * r_view.colorscale,
343 ((i & 0x01C0) >> 6) * (1.0f / 7.0f) * r_view.colorscale,
345 for (i = 0, v = vertex3f;i < numpoints;i++, v += 3)
346 VectorCopy(portal->points[i].position, v);
347 R_Mesh_Draw(0, numpoints, numpoints - 2, polygonelements, 0, 0);
350 // LordHavoc: this is just a nice debugging tool, very slow
351 void R_DrawPortals(void)
356 model_t *model = r_refdef.worldmodel;
359 for (leafnum = 0;leafnum < r_refdef.worldmodel->brush.num_leafs;leafnum++)
361 if (r_viewcache.world_leafvisible[leafnum])
363 //for (portalnum = 0, portal = model->brush.data_portals;portalnum < model->brush.num_portals;portalnum++, portal++)
364 for (portal = r_refdef.worldmodel->brush.data_leafs[leafnum].portals;portal;portal = portal->next)
366 if (portal->numpoints <= POLYGONELEMENTS_MAXPOINTS)
367 if (!R_CullBox(portal->mins, portal->maxs))
370 for (i = 0;i < portal->numpoints;i++)
371 VectorAdd(center, portal->points[i].position, center);
372 f = ixtable[portal->numpoints];
373 VectorScale(center, f, center);
374 R_MeshQueue_AddTransparent(center, R_DrawPortal_Callback, (entity_render_t *)portal, leafnum, rsurface.rtlight);
381 void R_View_WorldVisibility(qboolean forcenovis)
386 model_t *model = r_refdef.worldmodel;
391 if (r_view.usecustompvs)
393 // clear the visible surface and leaf flags arrays
394 memset(r_viewcache.world_surfacevisible, 0, model->num_surfaces);
395 memset(r_viewcache.world_leafvisible, 0, model->brush.num_leafs);
396 r_viewcache.world_novis = false;
398 // simply cull each marked leaf to the frustum (view pyramid)
399 for (j = 0, leaf = model->brush.data_leafs;j < model->brush.num_leafs;j++, leaf++)
401 // if leaf is in current pvs and on the screen, mark its surfaces
402 if (CHECKPVSBIT(r_viewcache.world_pvsbits, leaf->clusterindex) && !R_CullBox(leaf->mins, leaf->maxs))
404 r_refdef.stats.world_leafs++;
405 r_viewcache.world_leafvisible[j] = true;
406 if (leaf->numleafsurfaces)
407 for (i = 0, mark = leaf->firstleafsurface;i < leaf->numleafsurfaces;i++, mark++)
408 r_viewcache.world_surfacevisible[*mark] = true;
414 // if possible find the leaf the view origin is in
415 viewleaf = model->brush.PointInLeaf ? model->brush.PointInLeaf(model, r_view.origin) : NULL;
416 // if possible fetch the visible cluster bits
417 if (!r_lockpvs.integer && model->brush.FatPVS)
418 model->brush.FatPVS(model, r_view.origin, 2, r_viewcache.world_pvsbits, sizeof(r_viewcache.world_pvsbits), false);
420 if (!r_lockvisibility.integer)
422 // clear the visible surface and leaf flags arrays
423 memset(r_viewcache.world_surfacevisible, 0, model->num_surfaces);
424 memset(r_viewcache.world_leafvisible, 0, model->brush.num_leafs);
426 r_viewcache.world_novis = false;
428 // if floating around in the void (no pvs data available, and no
429 // portals available), simply use all on-screen leafs.
430 if (!viewleaf || viewleaf->clusterindex < 0 || forcenovis)
432 // no visibility method: (used when floating around in the void)
433 // simply cull each leaf to the frustum (view pyramid)
434 // similar to quake's RecursiveWorldNode but without cache misses
435 r_viewcache.world_novis = true;
436 for (j = 0, leaf = model->brush.data_leafs;j < model->brush.num_leafs;j++, leaf++)
438 // if leaf is in current pvs and on the screen, mark its surfaces
439 if (!R_CullBox(leaf->mins, leaf->maxs))
441 r_refdef.stats.world_leafs++;
442 r_viewcache.world_leafvisible[j] = true;
443 if (leaf->numleafsurfaces)
444 for (i = 0, mark = leaf->firstleafsurface;i < leaf->numleafsurfaces;i++, mark++)
445 r_viewcache.world_surfacevisible[*mark] = true;
449 // if the user prefers to disable portal culling (testing?), simply
450 // use all on-screen leafs that are in the pvs.
451 else if (!r_useportalculling.integer)
454 // simply check if each leaf is in the Potentially Visible Set,
455 // and cull to frustum (view pyramid)
456 // similar to quake's RecursiveWorldNode but without cache misses
457 for (j = 0, leaf = model->brush.data_leafs;j < model->brush.num_leafs;j++, leaf++)
459 // if leaf is in current pvs and on the screen, mark its surfaces
460 if (CHECKPVSBIT(r_viewcache.world_pvsbits, leaf->clusterindex) && !R_CullBox(leaf->mins, leaf->maxs))
462 r_refdef.stats.world_leafs++;
463 r_viewcache.world_leafvisible[j] = true;
464 if (leaf->numleafsurfaces)
465 for (i = 0, mark = leaf->firstleafsurface;i < leaf->numleafsurfaces;i++, mark++)
466 r_viewcache.world_surfacevisible[*mark] = true;
470 // otherwise use a recursive portal flow, culling each portal to
471 // frustum and checking if the leaf the portal leads to is in the pvs
476 mleaf_t *leafstack[8192];
477 // simple-frustum portal method:
478 // follows portals leading outward from viewleaf, does not venture
479 // offscreen or into leafs that are not visible, faster than
480 // Quake's RecursiveWorldNode and vastly better in unvised maps,
481 // often culls some surfaces that pvs alone would miss
482 // (such as a room in pvs that is hidden behind a wall, but the
483 // passage leading to the room is off-screen)
484 leafstack[0] = viewleaf;
488 leaf = leafstack[--leafstackpos];
489 if (r_viewcache.world_leafvisible[leaf - model->brush.data_leafs])
491 r_refdef.stats.world_leafs++;
492 r_viewcache.world_leafvisible[leaf - model->brush.data_leafs] = true;
493 // mark any surfaces bounding this leaf
494 if (leaf->numleafsurfaces)
495 for (i = 0, mark = leaf->firstleafsurface;i < leaf->numleafsurfaces;i++, mark++)
496 r_viewcache.world_surfacevisible[*mark] = true;
497 // follow portals into other leafs
499 // if viewer is behind portal (portal faces outward into the scene)
500 // and the portal polygon's bounding box is on the screen
501 // and the leaf has not been visited yet
502 // and the leaf is visible in the pvs
503 // (the first two checks won't cause as many cache misses as the leaf checks)
504 for (p = leaf->portals;p;p = p->next)
506 r_refdef.stats.world_portals++;
507 if (DotProduct(r_view.origin, p->plane.normal) < (p->plane.dist + 1)
508 && !r_viewcache.world_leafvisible[p->past - model->brush.data_leafs]
509 && CHECKPVSBIT(r_viewcache.world_pvsbits, p->past->clusterindex)
510 && !R_CullBox(p->mins, p->maxs)
511 && leafstackpos < (int)(sizeof(leafstack) / sizeof(leafstack[0])))
512 leafstack[leafstackpos++] = p->past;
519 void R_Q1BSP_DrawSky(entity_render_t *ent)
521 if (ent->model == NULL)
523 if (ent == r_refdef.worldentity)
524 R_DrawWorldSurfaces(true, true, false, false, false);
526 R_DrawModelSurfaces(ent, true, true, false, false, false);
529 void R_Q1BSP_DrawAddWaterPlanes(entity_render_t *ent)
531 model_t *model = ent->model;
534 if (ent == r_refdef.worldentity)
535 R_DrawWorldSurfaces(false, false, false, true, false);
537 R_DrawModelSurfaces(ent, false, false, false, true, false);
540 void R_Q1BSP_Draw(entity_render_t *ent)
542 model_t *model = ent->model;
545 if (ent == r_refdef.worldentity)
546 R_DrawWorldSurfaces(false, true, false, false, false);
548 R_DrawModelSurfaces(ent, false, true, false, false, false);
551 void R_Q1BSP_DrawDepth(entity_render_t *ent)
553 model_t *model = ent->model;
556 if (ent == r_refdef.worldentity)
557 R_DrawWorldSurfaces(false, false, true, false, false);
559 R_DrawModelSurfaces(ent, false, false, true, false, false);
562 void R_Q1BSP_DrawDebug(entity_render_t *ent)
564 if (ent->model == NULL)
566 if (ent == r_refdef.worldentity)
567 R_DrawWorldSurfaces(false, false, false, false, true);
569 R_DrawModelSurfaces(ent, false, false, false, false, true);
572 typedef struct r_q1bsp_getlightinfo_s
575 vec3_t relativelightorigin;
578 unsigned char *outleafpvs;
581 unsigned char *outsurfacepvs;
582 unsigned char *tempsurfacepvs;
583 unsigned char *outshadowtrispvs;
584 unsigned char *outlighttrispvs;
590 const unsigned char *pvs;
591 qboolean svbsp_active;
592 qboolean svbsp_insertoccluder;
594 r_q1bsp_getlightinfo_t;
596 void R_Q1BSP_RecursiveGetLightInfo(r_q1bsp_getlightinfo_t *info, mnode_t *node)
602 mplane_t *plane = node->plane;
603 //if (!BoxesOverlap(info->lightmins, info->lightmaxs, node->mins, node->maxs))
607 //if (!r_shadow_compilingrtlight && R_CullBoxCustomPlanes(node->mins, node->maxs, rsurface.rtlight_numfrustumplanes, rsurface.rtlight_frustumplanes))
611 if (info->lightmins[plane->type] > plane->dist)
612 node = node->children[0];
613 else if (info->lightmaxs[plane->type] < plane->dist)
614 node = node->children[1];
615 else if (info->relativelightorigin[plane->type] >= plane->dist)
617 R_Q1BSP_RecursiveGetLightInfo(info, node->children[0]);
618 node = node->children[1];
622 R_Q1BSP_RecursiveGetLightInfo(info, node->children[1]);
623 node = node->children[0];
628 sides = BoxOnPlaneSide(info->lightmins, info->lightmaxs, plane);
631 // recurse front side first because the svbsp building prefers it
632 if (PlaneDist(info->relativelightorigin, plane) >= 0)
634 R_Q1BSP_RecursiveGetLightInfo(info, node->children[0]);
635 node = node->children[1];
639 R_Q1BSP_RecursiveGetLightInfo(info, node->children[1]);
640 node = node->children[0];
644 return; // ERROR: NAN bounding box!
646 node = node->children[sides - 1];
649 if (!r_shadow_compilingrtlight && R_CullBoxCustomPlanes(node->mins, node->maxs, rsurface.rtlight_numfrustumplanes, rsurface.rtlight_frustumplanes))
651 leaf = (mleaf_t *)node;
652 if (info->svbsp_active)
656 double points[128][3];
657 for (portal = leaf->portals;portal;portal = portal->next)
659 for (i = 0;i < portal->numpoints;i++)
660 VectorCopy(portal->points[i].position, points[i]);
661 if (SVBSP_AddPolygon(&r_svbsp, portal->numpoints, points[0], false, NULL, NULL, 0) & 2)
665 return; // no portals of this leaf visible
669 if (r_shadow_frontsidecasting.integer && info->pvs != NULL && !CHECKPVSBIT(info->pvs, leaf->clusterindex))
672 // inserting occluders does not alter the leaf info
673 if (!info->svbsp_insertoccluder)
675 info->outmins[0] = min(info->outmins[0], leaf->mins[0]);
676 info->outmins[1] = min(info->outmins[1], leaf->mins[1]);
677 info->outmins[2] = min(info->outmins[2], leaf->mins[2]);
678 info->outmaxs[0] = max(info->outmaxs[0], leaf->maxs[0]);
679 info->outmaxs[1] = max(info->outmaxs[1], leaf->maxs[1]);
680 info->outmaxs[2] = max(info->outmaxs[2], leaf->maxs[2]);
681 if (info->outleafpvs)
683 int leafindex = leaf - info->model->brush.data_leafs;
684 if (!CHECKPVSBIT(info->outleafpvs, leafindex))
686 SETPVSBIT(info->outleafpvs, leafindex);
687 info->outleaflist[info->outnumleafs++] = leafindex;
691 if (info->outsurfacepvs)
693 int leafsurfaceindex;
695 int triangleindex, t;
700 for (leafsurfaceindex = 0;leafsurfaceindex < leaf->numleafsurfaces;leafsurfaceindex++)
702 surfaceindex = leaf->firstleafsurface[leafsurfaceindex];
703 if (!CHECKPVSBIT(info->outsurfacepvs, surfaceindex))
705 surface = info->model->data_surfaces + surfaceindex;
706 if (BoxesOverlap(info->lightmins, info->lightmaxs, surface->mins, surface->maxs)
707 && (!info->svbsp_insertoccluder || !(surface->texture->currentframe->currentmaterialflags & MATERIALFLAG_NOSHADOW)))
709 qboolean addedtris = false;
710 qboolean insidebox = BoxInsideBox(surface->mins, surface->maxs, info->lightmins, info->lightmaxs);
711 for (triangleindex = 0, t = surface->num_firstshadowmeshtriangle, e = info->model->brush.shadowmesh->element3i + t * 3;triangleindex < surface->num_triangles;triangleindex++, t++, e += 3)
713 v[0] = info->model->brush.shadowmesh->vertex3f + e[0] * 3;
714 v[1] = info->model->brush.shadowmesh->vertex3f + e[1] * 3;
715 v[2] = info->model->brush.shadowmesh->vertex3f + e[2] * 3;
716 if (insidebox || TriangleOverlapsBox(v[0], v[1], v[2], info->lightmins, info->lightmaxs))
718 if (info->svbsp_insertoccluder)
720 if (!(surface->texture->currentframe->currentmaterialflags & MATERIALFLAG_NOCULLFACE) && r_shadow_frontsidecasting.integer != PointInfrontOfTriangle(info->relativelightorigin, v[0], v[1], v[2]))
722 if (surface->texture->currentframe->currentmaterialflags & MATERIALFLAG_NOSHADOW)
724 VectorCopy(v[0], v2[0]);
725 VectorCopy(v[1], v2[1]);
726 VectorCopy(v[2], v2[2]);
727 if (!(SVBSP_AddPolygon(&r_svbsp, 3, v2[0], true, NULL, NULL, 0) & 2))
733 if (info->svbsp_active)
735 VectorCopy(v[0], v2[0]);
736 VectorCopy(v[1], v2[1]);
737 VectorCopy(v[2], v2[2]);
738 if (!(SVBSP_AddPolygon(&r_svbsp, 3, v2[0], false, NULL, NULL, 0) & 2))
741 if (surface->texture->currentframe->currentmaterialflags & MATERIALFLAG_NOCULLFACE)
743 // if the material is double sided we
744 // can't cull by direction
745 SETPVSBIT(info->outlighttrispvs, t);
747 if (!(surface->texture->currentframe->currentmaterialflags & MATERIALFLAG_NOSHADOW))
748 SETPVSBIT(info->outshadowtrispvs, t);
750 else if (r_shadow_frontsidecasting.integer)
752 // front side casting occludes backfaces,
753 // so they are completely useless as both
754 // casters and lit polygons
755 if (!PointInfrontOfTriangle(info->relativelightorigin, v[0], v[1], v[2]))
757 SETPVSBIT(info->outlighttrispvs, t);
759 if (!(surface->texture->currentframe->currentmaterialflags & MATERIALFLAG_NOSHADOW))
760 SETPVSBIT(info->outshadowtrispvs, t);
764 // back side casting does not occlude
765 // anything so we can't cull lit polygons
766 SETPVSBIT(info->outlighttrispvs, t);
768 if (!PointInfrontOfTriangle(info->relativelightorigin, v[0], v[1], v[2]) && !(surface->texture->currentframe->currentmaterialflags & MATERIALFLAG_NOSHADOW))
769 SETPVSBIT(info->outshadowtrispvs, t);
776 SETPVSBIT(info->outsurfacepvs, surfaceindex);
777 info->outsurfacelist[info->outnumsurfaces++] = surfaceindex;
785 void R_Q1BSP_CallRecursiveGetLightInfo(r_q1bsp_getlightinfo_t *info, qboolean use_svbsp)
790 VectorCopy(info->relativelightorigin, origin);
793 r_svbsp.maxnodes = max(r_svbsp.maxnodes, 1<<18);
794 r_svbsp.nodes = Mem_Alloc(r_main_mempool, r_svbsp.maxnodes * sizeof(svbsp_node_t));
796 info->svbsp_active = true;
797 info->svbsp_insertoccluder = true;
800 SVBSP_Init(&r_svbsp, origin, r_svbsp.maxnodes, r_svbsp.nodes);
801 R_Q1BSP_RecursiveGetLightInfo(info, info->model->brush.data_nodes);
802 // if that failed, retry with more nodes
803 if (r_svbsp.ranoutofnodes)
805 // an upper limit is imposed
806 if (r_svbsp.maxnodes >= 2<<22)
808 Mem_Free(r_svbsp.nodes);
809 r_svbsp.maxnodes *= 2;
810 r_svbsp.nodes = Mem_Alloc(tempmempool, r_svbsp.maxnodes * sizeof(svbsp_node_t));
815 // now clear the surfacepvs array because we need to redo it
816 memset(info->outsurfacepvs, 0, (info->model->nummodelsurfaces + 7) >> 3);
817 info->outnumsurfaces = 0;
820 info->svbsp_active = false;
822 // we HAVE to mark the leaf the light is in as lit, because portals are
823 // irrelevant to a leaf that the light source is inside of
824 // (and they are all facing away, too)
826 mnode_t *node = info->model->brush.data_nodes;
829 node = node->children[(node->plane->type < 3 ? info->relativelightorigin[node->plane->type] : DotProduct(info->relativelightorigin,node->plane->normal)) < node->plane->dist];
830 leaf = (mleaf_t *)node;
831 info->outmins[0] = min(info->outmins[0], leaf->mins[0]);
832 info->outmins[1] = min(info->outmins[1], leaf->mins[1]);
833 info->outmins[2] = min(info->outmins[2], leaf->mins[2]);
834 info->outmaxs[0] = max(info->outmaxs[0], leaf->maxs[0]);
835 info->outmaxs[1] = max(info->outmaxs[1], leaf->maxs[1]);
836 info->outmaxs[2] = max(info->outmaxs[2], leaf->maxs[2]);
837 if (info->outleafpvs)
839 int leafindex = leaf - info->model->brush.data_leafs;
840 if (!CHECKPVSBIT(info->outleafpvs, leafindex))
842 SETPVSBIT(info->outleafpvs, leafindex);
843 info->outleaflist[info->outnumleafs++] = leafindex;
848 info->svbsp_insertoccluder = false;
849 R_Q1BSP_RecursiveGetLightInfo(info, info->model->brush.data_nodes);
850 if (developer.integer >= 100 && use_svbsp)
852 Con_Printf("GetLightInfo: svbsp built with %i nodes, polygon stats:\n", r_svbsp.numnodes);
853 Con_Printf("occluders: %i accepted, %i rejected, %i fragments accepted, %i fragments rejected.\n", r_svbsp.stat_occluders_accepted, r_svbsp.stat_occluders_rejected, r_svbsp.stat_occluders_fragments_accepted, r_svbsp.stat_occluders_fragments_rejected);
854 Con_Printf("queries : %i accepted, %i rejected, %i fragments accepted, %i fragments rejected.\n", r_svbsp.stat_queries_accepted, r_svbsp.stat_queries_rejected, r_svbsp.stat_queries_fragments_accepted, r_svbsp.stat_queries_fragments_rejected);
858 void R_Q1BSP_GetLightInfo(entity_render_t *ent, vec3_t relativelightorigin, float lightradius, vec3_t outmins, vec3_t outmaxs, int *outleaflist, unsigned char *outleafpvs, int *outnumleafspointer, int *outsurfacelist, unsigned char *outsurfacepvs, int *outnumsurfacespointer, unsigned char *outshadowtrispvs, unsigned char *outlighttrispvs)
860 r_q1bsp_getlightinfo_t info;
861 VectorCopy(relativelightorigin, info.relativelightorigin);
862 info.lightradius = lightradius;
863 info.lightmins[0] = info.relativelightorigin[0] - info.lightradius;
864 info.lightmins[1] = info.relativelightorigin[1] - info.lightradius;
865 info.lightmins[2] = info.relativelightorigin[2] - info.lightradius;
866 info.lightmaxs[0] = info.relativelightorigin[0] + info.lightradius;
867 info.lightmaxs[1] = info.relativelightorigin[1] + info.lightradius;
868 info.lightmaxs[2] = info.relativelightorigin[2] + info.lightradius;
869 if (ent->model == NULL)
871 VectorCopy(info.lightmins, outmins);
872 VectorCopy(info.lightmaxs, outmaxs);
873 *outnumleafspointer = 0;
874 *outnumsurfacespointer = 0;
877 info.model = ent->model;
878 info.outleaflist = outleaflist;
879 info.outleafpvs = outleafpvs;
880 info.outnumleafs = 0;
881 info.outsurfacelist = outsurfacelist;
882 info.outsurfacepvs = outsurfacepvs;
883 info.outshadowtrispvs = outshadowtrispvs;
884 info.outlighttrispvs = outlighttrispvs;
885 info.outnumsurfaces = 0;
886 VectorCopy(info.relativelightorigin, info.outmins);
887 VectorCopy(info.relativelightorigin, info.outmaxs);
888 memset(outleafpvs, 0, (info.model->brush.num_leafs + 7) >> 3);
889 memset(outsurfacepvs, 0, (info.model->nummodelsurfaces + 7) >> 3);
890 if (info.model->brush.shadowmesh)
891 memset(outshadowtrispvs, 0, (info.model->brush.shadowmesh->numtriangles + 7) >> 3);
893 memset(outshadowtrispvs, 0, (info.model->surfmesh.num_triangles + 7) >> 3);
894 memset(outlighttrispvs, 0, (info.model->surfmesh.num_triangles + 7) >> 3);
895 if (info.model->brush.GetPVS && r_shadow_frontsidecasting.integer)
896 info.pvs = info.model->brush.GetPVS(info.model, info.relativelightorigin);
899 R_UpdateAllTextureInfo(ent);
901 if (r_shadow_frontsidecasting.integer && r_shadow_compilingrtlight && r_shadow_realtime_world_compileportalculling.integer)
903 // use portal recursion for exact light volume culling, and exact surface checking
904 Portal_Visibility(info.model, info.relativelightorigin, info.outleaflist, info.outleafpvs, &info.outnumleafs, info.outsurfacelist, info.outsurfacepvs, &info.outnumsurfaces, NULL, 0, true, info.lightmins, info.lightmaxs, info.outmins, info.outmaxs, info.outshadowtrispvs, info.outlighttrispvs);
906 else if (r_shadow_frontsidecasting.integer && r_shadow_realtime_dlight_portalculling.integer)
908 // use portal recursion for exact light volume culling, but not the expensive exact surface checking
909 Portal_Visibility(info.model, info.relativelightorigin, info.outleaflist, info.outleafpvs, &info.outnumleafs, info.outsurfacelist, info.outsurfacepvs, &info.outnumsurfaces, NULL, 0, r_shadow_realtime_dlight_portalculling.integer >= 2, info.lightmins, info.lightmaxs, info.outmins, info.outmaxs, info.outshadowtrispvs, info.outlighttrispvs);
913 // recurse the bsp tree, checking leafs and surfaces for visibility
914 // optionally using svbsp for exact culling of compiled lights
915 // (or if the user enables dlight svbsp culling, which is mostly for
916 // debugging not actual use)
917 R_Q1BSP_CallRecursiveGetLightInfo(&info, r_shadow_compilingrtlight ? r_shadow_realtime_world_compilesvbsp.integer : r_shadow_realtime_dlight_svbspculling.integer);
920 // limit combined leaf box to light boundaries
921 outmins[0] = max(info.outmins[0] - 1, info.lightmins[0]);
922 outmins[1] = max(info.outmins[1] - 1, info.lightmins[1]);
923 outmins[2] = max(info.outmins[2] - 1, info.lightmins[2]);
924 outmaxs[0] = min(info.outmaxs[0] + 1, info.lightmaxs[0]);
925 outmaxs[1] = min(info.outmaxs[1] + 1, info.lightmaxs[1]);
926 outmaxs[2] = min(info.outmaxs[2] + 1, info.lightmaxs[2]);
928 *outnumleafspointer = info.outnumleafs;
929 *outnumsurfacespointer = info.outnumsurfaces;
932 void R_Q1BSP_CompileShadowVolume(entity_render_t *ent, vec3_t relativelightorigin, vec3_t relativelightdirection, float lightradius, int numsurfaces, const int *surfacelist)
934 model_t *model = ent->model;
936 int surfacelistindex;
937 float projectdistance = relativelightdirection ? lightradius : lightradius + model->radius*2 + r_shadow_projectdistance.value;
938 r_shadow_compilingrtlight->static_meshchain_shadow = Mod_ShadowMesh_Begin(r_main_mempool, 32768, 32768, NULL, NULL, NULL, false, false, true);
939 R_Shadow_PrepareShadowMark(model->brush.shadowmesh->numtriangles);
940 for (surfacelistindex = 0;surfacelistindex < numsurfaces;surfacelistindex++)
942 surface = model->data_surfaces + surfacelist[surfacelistindex];
943 if (surface->texture->currentframe->basematerialflags & MATERIALFLAG_NOSHADOW)
945 R_Shadow_MarkVolumeFromBox(surface->num_firstshadowmeshtriangle, surface->num_triangles, model->brush.shadowmesh->vertex3f, model->brush.shadowmesh->element3i, relativelightorigin, relativelightdirection, r_shadow_compilingrtlight->cullmins, r_shadow_compilingrtlight->cullmaxs, surface->mins, surface->maxs);
947 R_Shadow_VolumeFromList(model->brush.shadowmesh->numverts, model->brush.shadowmesh->numtriangles, model->brush.shadowmesh->vertex3f, model->brush.shadowmesh->element3i, model->brush.shadowmesh->neighbor3i, relativelightorigin, relativelightdirection, projectdistance, numshadowmark, shadowmarklist);
948 r_shadow_compilingrtlight->static_meshchain_shadow = Mod_ShadowMesh_Finish(r_main_mempool, r_shadow_compilingrtlight->static_meshchain_shadow, false, false, true);
951 extern cvar_t r_polygonoffset_submodel_factor;
952 extern cvar_t r_polygonoffset_submodel_offset;
953 void R_Q1BSP_DrawShadowVolume(entity_render_t *ent, vec3_t relativelightorigin, vec3_t relativelightdirection, float lightradius, int modelnumsurfaces, const int *modelsurfacelist, const vec3_t lightmins, const vec3_t lightmaxs)
955 model_t *model = ent->model;
957 int modelsurfacelistindex;
958 float projectdistance = relativelightdirection ? lightradius : lightradius + model->radius*2 + r_shadow_projectdistance.value;
959 // check the box in modelspace, it was already checked in worldspace
960 if (!BoxesOverlap(model->normalmins, model->normalmaxs, lightmins, lightmaxs))
962 R_UpdateAllTextureInfo(ent);
963 if (ent->model->brush.submodel)
964 GL_PolygonOffset(r_refdef.shadowpolygonfactor + r_polygonoffset_submodel_factor.value, r_refdef.shadowpolygonoffset + r_polygonoffset_submodel_offset.value);
965 if (model->brush.shadowmesh)
967 R_Shadow_PrepareShadowMark(model->brush.shadowmesh->numtriangles);
968 for (modelsurfacelistindex = 0;modelsurfacelistindex < modelnumsurfaces;modelsurfacelistindex++)
970 surface = model->data_surfaces + modelsurfacelist[modelsurfacelistindex];
971 if (surface->texture->currentframe->currentmaterialflags & MATERIALFLAG_NOSHADOW)
973 R_Shadow_MarkVolumeFromBox(surface->num_firstshadowmeshtriangle, surface->num_triangles, model->brush.shadowmesh->vertex3f, model->brush.shadowmesh->element3i, relativelightorigin, relativelightdirection, lightmins, lightmaxs, surface->mins, surface->maxs);
975 R_Shadow_VolumeFromList(model->brush.shadowmesh->numverts, model->brush.shadowmesh->numtriangles, model->brush.shadowmesh->vertex3f, model->brush.shadowmesh->element3i, model->brush.shadowmesh->neighbor3i, relativelightorigin, relativelightdirection, projectdistance, numshadowmark, shadowmarklist);
979 projectdistance = lightradius + model->radius*2;
980 R_Shadow_PrepareShadowMark(model->surfmesh.num_triangles);
981 // identify lit faces within the bounding box
982 for (modelsurfacelistindex = 0;modelsurfacelistindex < modelnumsurfaces;modelsurfacelistindex++)
984 surface = model->data_surfaces + modelsurfacelist[modelsurfacelistindex];
985 rsurface.texture = surface->texture->currentframe;
986 if (rsurface.texture->currentmaterialflags & MATERIALFLAG_NOSHADOW)
988 RSurf_PrepareVerticesForBatch(false, false, 1, &surface);
989 R_Shadow_MarkVolumeFromBox(surface->num_firsttriangle, surface->num_triangles, rsurface.vertex3f, rsurface.modelelement3i, relativelightorigin, relativelightdirection, lightmins, lightmaxs, surface->mins, surface->maxs);
991 R_Shadow_VolumeFromList(model->surfmesh.num_vertices, model->surfmesh.num_triangles, rsurface.vertex3f, model->surfmesh.data_element3i, model->surfmesh.data_neighbor3i, relativelightorigin, relativelightdirection, projectdistance, numshadowmark, shadowmarklist);
993 if (ent->model->brush.submodel)
994 GL_PolygonOffset(r_refdef.shadowpolygonfactor, r_refdef.shadowpolygonoffset);
997 #define BATCHSIZE 1024
999 static void R_Q1BSP_DrawLight_TransparentCallback(const entity_render_t *ent, const rtlight_t *rtlight, int numsurfaces, int *surfacelist)
1001 int i, j, endsurface;
1003 msurface_t *surface;
1004 // note: in practice this never actually receives batches), oh well
1005 R_Shadow_RenderMode_Begin();
1006 R_Shadow_RenderMode_ActiveLight((rtlight_t *)rtlight);
1007 R_Shadow_RenderMode_Lighting(false, true);
1008 R_Shadow_SetupEntityLight(ent);
1009 for (i = 0;i < numsurfaces;i = j)
1012 surface = rsurface.modelsurfaces + surfacelist[i];
1013 t = surface->texture;
1014 R_UpdateTextureInfo(ent, t);
1015 rsurface.texture = t->currentframe;
1016 endsurface = min(j + BATCHSIZE, numsurfaces);
1017 for (j = i;j < endsurface;j++)
1019 surface = rsurface.modelsurfaces + surfacelist[j];
1020 if (t != surface->texture)
1022 RSurf_PrepareVerticesForBatch(true, true, 1, &surface);
1023 R_Shadow_RenderLighting(surface->num_firstvertex, surface->num_vertices, surface->num_triangles, ent->model->surfmesh.data_element3i + surface->num_firsttriangle * 3, ent->model->surfmesh.ebo, (sizeof(int[3]) * surface->num_firsttriangle));
1026 R_Shadow_RenderMode_End();
1029 #define RSURF_MAX_BATCHSURFACES 1024
1031 void R_Q1BSP_DrawLight(entity_render_t *ent, int numsurfaces, const int *surfacelist, const unsigned char *trispvs)
1033 model_t *model = ent->model;
1034 msurface_t *surface;
1035 int i, k, l, m, mend, endsurface, batchnumsurfaces, batchnumtriangles, batchfirstvertex, batchlastvertex;
1036 qboolean usebufferobject, culltriangles;
1037 const int *element3i;
1038 msurface_t *batchsurfacelist[RSURF_MAX_BATCHSURFACES];
1039 int batchelements[BATCHSIZE*3];
1042 RSurf_ActiveModelEntity(ent, true, true);
1043 R_UpdateAllTextureInfo(ent);
1045 culltriangles = r_shadow_culltriangles.integer && !(ent->flags & RENDER_NOSELFSHADOW);
1046 element3i = rsurface.modelelement3i;
1047 // this is a double loop because non-visible surface skipping has to be
1048 // fast, and even if this is not the world model (and hence no visibility
1049 // checking) the input surface list and batch buffer are different formats
1050 // so some processing is necessary. (luckily models have few surfaces)
1051 for (i = 0;i < numsurfaces;)
1053 batchnumsurfaces = 0;
1054 endsurface = min(i + RSURF_MAX_BATCHSURFACES, numsurfaces);
1055 if (ent == r_refdef.worldentity)
1057 for (;i < endsurface;i++)
1058 if (r_viewcache.world_surfacevisible[surfacelist[i]])
1059 batchsurfacelist[batchnumsurfaces++] = model->data_surfaces + surfacelist[i];
1063 for (;i < endsurface;i++)
1064 batchsurfacelist[batchnumsurfaces++] = model->data_surfaces + surfacelist[i];
1066 if (!batchnumsurfaces)
1068 for (k = 0;k < batchnumsurfaces;k = l)
1070 surface = batchsurfacelist[k];
1071 tex = surface->texture;
1072 rsurface.texture = tex->currentframe;
1073 if (rsurface.texture->currentmaterialflags & (MATERIALFLAG_WALL | MATERIALFLAG_WATER))
1075 if (rsurface.texture->currentmaterialflags & MATERIALFLAGMASK_DEPTHSORTED)
1077 vec3_t tempcenter, center;
1078 for (l = k;l < batchnumsurfaces && tex == batchsurfacelist[l]->texture;l++)
1080 surface = batchsurfacelist[l];
1081 tempcenter[0] = (surface->mins[0] + surface->maxs[0]) * 0.5f;
1082 tempcenter[1] = (surface->mins[1] + surface->maxs[1]) * 0.5f;
1083 tempcenter[2] = (surface->mins[2] + surface->maxs[2]) * 0.5f;
1084 Matrix4x4_Transform(&rsurface.matrix, tempcenter, center);
1085 R_MeshQueue_AddTransparent(rsurface.texture->currentmaterialflags & MATERIALFLAG_NODEPTHTEST ? r_view.origin : center, R_Q1BSP_DrawLight_TransparentCallback, ent, surface - rsurface.modelsurfaces, rsurface.rtlight);
1090 // use the bufferobject if all triangles are accepted
1091 usebufferobject = true;
1092 batchnumtriangles = 0;
1093 // note: this only accepts consecutive surfaces because
1094 // non-consecutive surfaces often have extreme vertex
1095 // ranges (due to large numbers of surfaces omitted
1097 surface = batchsurfacelist[k];
1098 for (l = k;l < batchnumsurfaces && surface == batchsurfacelist[l] && tex == surface->texture;l++, surface++)
1100 RSurf_PrepareVerticesForBatch(true, true, 1, &surface);
1101 for (m = surface->num_firsttriangle, mend = m + surface->num_triangles;m < mend;m++)
1107 if (!CHECKPVSBIT(trispvs, m))
1109 usebufferobject = false;
1115 if (r_shadow_frontsidecasting.integer && !PointInfrontOfTriangle(rsurface.entitylightorigin, rsurface.vertex3f + element3i[m*3+0]*3, rsurface.vertex3f + element3i[m*3+1]*3, rsurface.vertex3f + element3i[m*3+2]*3))
1117 usebufferobject = false;
1122 batchelements[batchnumtriangles*3+0] = element3i[m*3+0];
1123 batchelements[batchnumtriangles*3+1] = element3i[m*3+1];
1124 batchelements[batchnumtriangles*3+2] = element3i[m*3+2];
1125 batchnumtriangles++;
1126 r_refdef.stats.lights_lighttriangles++;
1127 if (batchnumtriangles >= BATCHSIZE)
1129 Mod_VertexRangeFromElements(batchnumtriangles*3, batchelements, &batchfirstvertex, &batchlastvertex);
1130 R_Shadow_RenderLighting(batchfirstvertex, batchlastvertex + 1 - batchfirstvertex, batchnumtriangles, batchelements, 0, 0);
1131 batchnumtriangles = 0;
1132 usebufferobject = false;
1135 r_refdef.stats.lights_lighttriangles += batchsurfacelist[l]->num_triangles;
1137 if (batchnumtriangles > 0)
1139 Mod_VertexRangeFromElements(batchnumtriangles*3, batchelements, &batchfirstvertex, &batchlastvertex);
1140 if (usebufferobject)
1141 R_Shadow_RenderLighting(batchfirstvertex, batchlastvertex + 1 - batchfirstvertex, batchnumtriangles, batchelements, ent->model->surfmesh.ebo, sizeof(int[3]) * batchsurfacelist[k]->num_firsttriangle);
1143 R_Shadow_RenderLighting(batchfirstvertex, batchlastvertex + 1 - batchfirstvertex, batchnumtriangles, batchelements, 0, 0);
1149 // skip ahead to the next texture
1150 for (l = k;l < batchnumsurfaces && tex == batchsurfacelist[l]->texture;l++)
1158 void R_ReplaceWorldTexture (void)
1163 const char *r, *newt;
1164 skinframe_t *skinframe;
1165 if (!r_refdef.worldmodel)
1167 Con_Printf("There is no worldmodel\n");
1170 m = r_refdef.worldmodel;
1174 Con_Print("r_replacemaptexture <texname> <newtexname> - replaces texture\n");
1175 Con_Print("r_replacemaptexture <texname> - switch back to default texture\n");
1178 if(!cl.islocalgame || !cl.worldmodel)
1180 Con_Print("This command works only in singleplayer\n");
1187 for(i=0,t=m->data_textures;i<m->num_textures;i++,t++)
1189 if(/*t->width && !strcasecmp(t->name, r)*/ matchpattern( t->name, r, true ) )
1191 if ((skinframe = R_SkinFrame_LoadExternal(newt, TEXF_MIPMAP | TEXF_ALPHA | TEXF_PRECACHE | TEXF_PICMIP, true)))
1193 // t->skinframes[0] = skinframe;
1194 t->currentskinframe = skinframe;
1195 Con_Printf("%s replaced with %s\n", r, newt);
1199 Con_Printf("%s was not found\n", newt);
1207 void R_ListWorldTextures (void)
1212 if (!r_refdef.worldmodel)
1214 Con_Printf("There is no worldmodel\n");
1217 m = r_refdef.worldmodel;
1219 Con_Print("Worldmodel textures :\n");
1220 for(i=0,t=m->data_textures;i<m->num_textures;i++,t++)
1221 if (t->numskinframes)
1222 Con_Printf("%s\n", t->name);
1226 static void gl_surf_start(void)
1230 static void gl_surf_shutdown(void)
1234 static void gl_surf_newmap(void)
1239 void GL_Surf_Init(void)
1242 Cvar_RegisterVariable(&r_ambient);
1243 Cvar_RegisterVariable(&r_lockpvs);
1244 Cvar_RegisterVariable(&r_lockvisibility);
1245 Cvar_RegisterVariable(&r_useportalculling);
1246 Cvar_RegisterVariable(&r_q3bsp_renderskydepth);
1248 Cmd_AddCommand ("r_replacemaptexture", R_ReplaceWorldTexture, "override a map texture for testing purposes");
1249 Cmd_AddCommand ("r_listmaptextures", R_ListWorldTextures, "list all textures used by the current map");
1251 //R_RegisterModule("GL_Surf", gl_surf_start, gl_surf_shutdown, gl_surf_newmap);