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
25 #define MAX_LIGHTMAP_SIZE 256
27 static unsigned int intblocklights[MAX_LIGHTMAP_SIZE*MAX_LIGHTMAP_SIZE*3]; // LordHavoc: *3 for colored lighting
28 static float floatblocklights[MAX_LIGHTMAP_SIZE*MAX_LIGHTMAP_SIZE*3]; // LordHavoc: *3 for colored lighting
30 static qbyte templight[MAX_LIGHTMAP_SIZE*MAX_LIGHTMAP_SIZE*4];
32 cvar_t r_ambient = {0, "r_ambient", "0"};
33 cvar_t r_vertexsurfaces = {0, "r_vertexsurfaces", "0"};
34 cvar_t r_dlightmap = {CVAR_SAVE, "r_dlightmap", "1"};
35 cvar_t r_drawportals = {0, "r_drawportals", "0"};
36 cvar_t r_testvis = {0, "r_testvis", "0"};
37 cvar_t r_floatbuildlightmap = {0, "r_floatbuildlightmap", "0"};
38 cvar_t r_detailtextures = {CVAR_SAVE, "r_detailtextures", "1"};
39 cvar_t r_surfaceworldnode = {0, "r_surfaceworldnode", "1"};
41 static int dlightdivtable[32768];
43 static int R_IntAddDynamicLights (const matrix4x4_t *matrix, msurface_t *surf)
45 int sdtable[256], lnum, td, maxdist, maxdist2, maxdist3, i, s, t, smax, tmax, smax3, red, green, blue, lit, dist2, impacts, impactt, subtract, k;
47 float dist, impact[3], local[3];
51 smax = (surf->extents[0] >> 4) + 1;
52 tmax = (surf->extents[1] >> 4) + 1;
55 for (lnum = 0; lnum < r_numdlights; lnum++)
57 if (!(surf->dlightbits[lnum >> 5] & (1 << (lnum & 31))))
58 continue; // not lit by this light
60 Matrix4x4_Transform(matrix, r_dlight[lnum].origin, local);
61 dist = DotProduct (local, surf->plane->normal) - surf->plane->dist;
63 // for comparisons to minimum acceptable light
64 // compensate for LIGHTOFFSET
65 maxdist = (int) r_dlight[lnum].cullradius2 + LIGHTOFFSET;
72 if (surf->plane->type < 3)
74 VectorCopy(local, impact);
75 impact[surf->plane->type] -= dist;
79 impact[0] = local[0] - surf->plane->normal[0] * dist;
80 impact[1] = local[1] - surf->plane->normal[1] * dist;
81 impact[2] = local[2] - surf->plane->normal[2] * dist;
84 impacts = DotProduct (impact, surf->texinfo->vecs[0]) + surf->texinfo->vecs[0][3] - surf->texturemins[0];
85 impactt = DotProduct (impact, surf->texinfo->vecs[1]) + surf->texinfo->vecs[1][3] - surf->texturemins[1];
87 s = bound(0, impacts, smax * 16) - impacts;
88 t = bound(0, impactt, tmax * 16) - impactt;
89 i = s * s + t * t + dist2;
93 // reduce calculations
94 for (s = 0, i = impacts; s < smax; s++, i -= 16)
95 sdtable[s] = i * i + dist2;
97 maxdist3 = maxdist - dist2;
99 // convert to 8.8 blocklights format
100 red = r_dlight[lnum].light[0] * (1.0f / 128.0f);
101 green = r_dlight[lnum].light[1] * (1.0f / 128.0f);
102 blue = r_dlight[lnum].light[2] * (1.0f / 128.0f);
103 subtract = (int) (r_dlight[lnum].subtract * 4194304.0f);
107 for (t = 0;t < tmax;t++, i -= 16)
110 // make sure some part of it is visible on this line
113 maxdist2 = maxdist - td;
114 for (s = 0;s < smax;s++)
116 if (sdtable[s] < maxdist2)
118 k = dlightdivtable[(sdtable[s] + td) >> 7] - subtract;
122 bl[1] += (green * k);
137 static int R_FloatAddDynamicLights (const matrix4x4_t *matrix, msurface_t *surf)
139 int lnum, s, t, smax, tmax, smax3, lit, impacts, impactt;
140 float sdtable[256], *bl, k, dist, dist2, maxdist, maxdist2, maxdist3, td1, td, red, green, blue, impact[3], local[3], subtract;
144 smax = (surf->extents[0] >> 4) + 1;
145 tmax = (surf->extents[1] >> 4) + 1;
148 for (lnum = 0; lnum < r_numdlights; lnum++)
150 if (!(surf->dlightbits[lnum >> 5] & (1 << (lnum & 31))))
151 continue; // not lit by this light
153 Matrix4x4_Transform(matrix, r_dlight[lnum].origin, local);
154 dist = DotProduct (local, surf->plane->normal) - surf->plane->dist;
156 // for comparisons to minimum acceptable light
157 // compensate for LIGHTOFFSET
158 maxdist = (int) r_dlight[lnum].cullradius2 + LIGHTOFFSET;
161 dist2 += LIGHTOFFSET;
162 if (dist2 >= maxdist)
165 if (surf->plane->type < 3)
167 VectorCopy(local, impact);
168 impact[surf->plane->type] -= dist;
172 impact[0] = local[0] - surf->plane->normal[0] * dist;
173 impact[1] = local[1] - surf->plane->normal[1] * dist;
174 impact[2] = local[2] - surf->plane->normal[2] * dist;
177 impacts = DotProduct (impact, surf->texinfo->vecs[0]) + surf->texinfo->vecs[0][3] - surf->texturemins[0];
178 impactt = DotProduct (impact, surf->texinfo->vecs[1]) + surf->texinfo->vecs[1][3] - surf->texturemins[1];
180 td = bound(0, impacts, smax * 16) - impacts;
181 td1 = bound(0, impactt, tmax * 16) - impactt;
182 td = td * td + td1 * td1 + dist2;
186 // reduce calculations
187 for (s = 0, td1 = impacts; s < smax; s++, td1 -= 16.0f)
188 sdtable[s] = td1 * td1 + dist2;
190 maxdist3 = maxdist - dist2;
192 // convert to 8.8 blocklights format
193 red = r_dlight[lnum].light[0];
194 green = r_dlight[lnum].light[1];
195 blue = r_dlight[lnum].light[2];
196 subtract = r_dlight[lnum].subtract * 32768.0f;
197 bl = floatblocklights;
200 for (t = 0;t < tmax;t++, td1 -= 16.0f)
203 // make sure some part of it is visible on this line
206 maxdist2 = maxdist - td;
207 for (s = 0;s < smax;s++)
209 if (sdtable[s] < maxdist2)
211 k = (32768.0f / (sdtable[s] + td)) - subtract;
231 Combine and scale multiple lightmaps into the 8.8 format in blocklights
234 static void R_BuildLightMap (const entity_render_t *ent, msurface_t *surf)
236 if (!r_floatbuildlightmap.integer)
238 int smax, tmax, i, j, size, size3, shift, maps, stride, l;
239 unsigned int *bl, scale;
240 qbyte *lightmap, *out, *stain;
242 // update cached lighting info
243 surf->cached_dlight = 0;
245 smax = (surf->extents[0]>>4)+1;
246 tmax = (surf->extents[1]>>4)+1;
249 lightmap = surf->samples;
251 // set to full bright if no light data
253 if ((ent->effects & EF_FULLBRIGHT) || !ent->model->lightdata)
255 for (i = 0;i < size3;i++)
261 j = r_ambient.value * 512.0f; // would be 128.0f logically, but using 512.0f to match winquake style
264 for (i = 0;i < size3;i++)
268 memset(bl, 0, size*3*sizeof(unsigned int));
270 if (surf->dlightframe == r_framecount && r_dlightmap.integer)
272 surf->cached_dlight = R_IntAddDynamicLights(&ent->inversematrix, surf);
273 if (surf->cached_dlight)
277 // add all the lightmaps
281 for (maps = 0;maps < MAXLIGHTMAPS && surf->styles[maps] != 255;maps++, lightmap += size3)
282 for (scale = d_lightstylevalue[surf->styles[maps]], i = 0;i < size3;i++)
283 bl[i] += lightmap[i] * scale;
287 stain = surf->stainsamples;
290 // deal with lightmap brightness scale
291 shift = 7 + r_lightmapscalebit + 8;
292 if (ent->model->lightmaprgba)
294 stride = (surf->lightmaptexturestride - smax) * 4;
295 for (i = 0;i < tmax;i++, out += stride)
297 for (j = 0;j < smax;j++)
299 l = (*bl++ * *stain++) >> shift;*out++ = min(l, 255);
300 l = (*bl++ * *stain++) >> shift;*out++ = min(l, 255);
301 l = (*bl++ * *stain++) >> shift;*out++ = min(l, 255);
308 stride = (surf->lightmaptexturestride - smax) * 3;
309 for (i = 0;i < tmax;i++, out += stride)
311 for (j = 0;j < smax;j++)
313 l = (*bl++ * *stain++) >> shift;*out++ = min(l, 255);
314 l = (*bl++ * *stain++) >> shift;*out++ = min(l, 255);
315 l = (*bl++ * *stain++) >> shift;*out++ = min(l, 255);
320 R_UpdateTexture(surf->lightmaptexture, templight);
324 int smax, tmax, i, j, size, size3, maps, stride, l;
326 qbyte *lightmap, *out, *stain;
328 // update cached lighting info
329 surf->cached_dlight = 0;
331 smax = (surf->extents[0]>>4)+1;
332 tmax = (surf->extents[1]>>4)+1;
335 lightmap = surf->samples;
337 // set to full bright if no light data
338 bl = floatblocklights;
339 if ((ent->effects & EF_FULLBRIGHT) || !ent->model->lightdata)
342 j = r_ambient.value * 512.0f; // would be 128.0f logically, but using 512.0f to match winquake style
347 for (i = 0;i < size3;i++)
351 memset(bl, 0, size*3*sizeof(float));
353 if (surf->dlightframe == r_framecount && r_dlightmap.integer)
355 surf->cached_dlight = R_FloatAddDynamicLights(&ent->inversematrix, surf);
356 if (surf->cached_dlight)
360 // add all the lightmaps
363 bl = floatblocklights;
364 for (maps = 0;maps < MAXLIGHTMAPS && surf->styles[maps] != 255;maps++, lightmap += size3)
365 for (scale = d_lightstylevalue[surf->styles[maps]], i = 0;i < size3;i++)
366 bl[i] += lightmap[i] * scale;
369 stain = surf->stainsamples;
370 bl = floatblocklights;
372 // deal with lightmap brightness scale
373 scale = 1.0f / (1 << (7 + r_lightmapscalebit + 8));
374 if (ent->model->lightmaprgba)
376 stride = (surf->lightmaptexturestride - smax) * 4;
377 for (i = 0;i < tmax;i++, out += stride)
379 for (j = 0;j < smax;j++)
381 l = *bl++ * *stain++ * scale;*out++ = min(l, 255);
382 l = *bl++ * *stain++ * scale;*out++ = min(l, 255);
383 l = *bl++ * *stain++ * scale;*out++ = min(l, 255);
390 stride = (surf->lightmaptexturestride - smax) * 3;
391 for (i = 0;i < tmax;i++, out += stride)
393 for (j = 0;j < smax;j++)
395 l = *bl++ * *stain++ * scale;*out++ = min(l, 255);
396 l = *bl++ * *stain++ * scale;*out++ = min(l, 255);
397 l = *bl++ * *stain++ * scale;*out++ = min(l, 255);
402 R_UpdateTexture(surf->lightmaptexture, templight);
406 void R_StainNode (mnode_t *node, model_t *model, const vec3_t origin, float radius, const float fcolor[8])
408 float ndist, a, ratio, maxdist, maxdist2, maxdist3, invradius, sdtable[256], td, dist2;
409 msurface_t *surf, *endsurf;
410 int i, s, t, smax, tmax, smax3, impacts, impactt, stained;
414 maxdist = radius * radius;
415 invradius = 1.0f / radius;
418 if (node->contents < 0)
420 ndist = PlaneDiff(origin, node->plane);
423 node = node->children[0];
428 node = node->children[1];
432 dist2 = ndist * ndist;
433 maxdist3 = maxdist - dist2;
435 if (node->plane->type < 3)
437 VectorCopy(origin, impact);
438 impact[node->plane->type] -= ndist;
442 impact[0] = origin[0] - node->plane->normal[0] * ndist;
443 impact[1] = origin[1] - node->plane->normal[1] * ndist;
444 impact[2] = origin[2] - node->plane->normal[2] * ndist;
447 for (surf = model->surfaces + node->firstsurface, endsurf = surf + node->numsurfaces;surf < endsurf;surf++)
449 if (surf->stainsamples)
451 smax = (surf->extents[0] >> 4) + 1;
452 tmax = (surf->extents[1] >> 4) + 1;
454 impacts = DotProduct (impact, surf->texinfo->vecs[0]) + surf->texinfo->vecs[0][3] - surf->texturemins[0];
455 impactt = DotProduct (impact, surf->texinfo->vecs[1]) + surf->texinfo->vecs[1][3] - surf->texturemins[1];
457 s = bound(0, impacts, smax * 16) - impacts;
458 t = bound(0, impactt, tmax * 16) - impactt;
459 i = s * s + t * t + dist2;
463 // reduce calculations
464 for (s = 0, i = impacts; s < smax; s++, i -= 16)
465 sdtable[s] = i * i + dist2;
467 bl = surf->stainsamples;
472 for (t = 0;t < tmax;t++, i -= 16)
475 // make sure some part of it is visible on this line
478 maxdist2 = maxdist - td;
479 for (s = 0;s < smax;s++)
481 if (sdtable[s] < maxdist2)
483 ratio = lhrandom(0.0f, 1.0f);
484 a = (fcolor[3] + ratio * fcolor[7]) * (1.0f - sqrt(sdtable[s] + td) * invradius);
485 if (a >= (1.0f / 64.0f))
489 bl[0] = (qbyte) ((float) bl[0] + a * ((fcolor[0] + ratio * fcolor[4]) - (float) bl[0]));
490 bl[1] = (qbyte) ((float) bl[1] + a * ((fcolor[1] + ratio * fcolor[5]) - (float) bl[1]));
491 bl[2] = (qbyte) ((float) bl[2] + a * ((fcolor[2] + ratio * fcolor[6]) - (float) bl[2]));
501 // force lightmap upload
503 surf->cached_dlight = true;
507 if (node->children[0]->contents >= 0)
509 if (node->children[1]->contents >= 0)
511 R_StainNode(node->children[0], model, origin, radius, fcolor);
512 node = node->children[1];
517 node = node->children[0];
521 else if (node->children[1]->contents >= 0)
523 node = node->children[1];
528 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)
532 entity_render_t *ent;
535 if (cl.worldmodel == NULL)
540 fcolor[3] = ca1 * (1.0f / 64.0f);
541 fcolor[4] = cr2 - cr1;
542 fcolor[5] = cg2 - cg1;
543 fcolor[6] = cb2 - cb1;
544 fcolor[7] = (ca2 - ca1) * (1.0f / 64.0f);
546 R_StainNode(cl.worldmodel->nodes + cl.worldmodel->hulls[0].firstclipnode, cl.worldmodel, origin, radius, fcolor);
548 // look for embedded bmodels
549 for (n = 0;n < cl_num_brushmodel_entities;n++)
551 ent = cl_brushmodel_entities[n];
553 if (model && model->name[0] == '*')
555 Mod_CheckLoaded(model);
556 if (model->type == mod_brush)
558 Matrix4x4_Transform(&ent->inversematrix, origin, org);
559 R_StainNode(model->nodes + model->hulls[0].firstclipnode, model, org, radius, fcolor);
567 =============================================================
571 =============================================================
574 static void RSurf_AddLightmapToVertexColors_Color4f(const int *lightmapoffsets, float *c, int numverts, const qbyte *samples, int size3, const qbyte *styles)
579 if (styles[0] != 255)
581 for (i = 0;i < numverts;i++, c += 4)
583 lm = samples + lightmapoffsets[i];
584 scale = d_lightstylevalue[styles[0]] * (1.0f / 32768.0f);
585 VectorMA(c, scale, lm, c);
586 if (styles[1] != 255)
589 scale = d_lightstylevalue[styles[1]] * (1.0f / 32768.0f);
590 VectorMA(c, scale, lm, c);
591 if (styles[2] != 255)
594 scale = d_lightstylevalue[styles[2]] * (1.0f / 32768.0f);
595 VectorMA(c, scale, lm, c);
596 if (styles[3] != 255)
599 scale = d_lightstylevalue[styles[3]] * (1.0f / 32768.0f);
600 VectorMA(c, scale, lm, c);
608 static void RSurf_FogColors_Vertex3f_Color4f(const float *v, float *c, float colorscale, int numverts, const float *modelorg)
614 for (i = 0;i < numverts;i++, v += 3, c += 4)
616 VectorSubtract(v, modelorg, diff);
617 f = colorscale * (1 - exp(fogdensity/DotProduct(diff, diff)));
618 VectorScale(c, f, c);
621 else if (colorscale != 1)
622 for (i = 0;i < numverts;i++, c += 4)
623 VectorScale(c, colorscale, c);
626 static void RSurf_FoggedColors_Vertex3f_Color4f(const float *v, float *c, float r, float g, float b, float a, float colorscale, int numverts, const float *modelorg)
635 for (i = 0;i < numverts;i++, v += 3, c += 4)
637 VectorSubtract(v, modelorg, diff);
638 f = 1 - exp(fogdensity/DotProduct(diff, diff));
647 for (i = 0;i < numverts;i++, c += 4)
657 static void RSurf_FogPassColors_Vertex3f_Color4f(const float *v, float *c, float r, float g, float b, float a, float colorscale, int numverts, const float *modelorg)
664 for (i = 0;i < numverts;i++, v += 3, c += 4)
666 VectorSubtract(v, modelorg, diff);
667 f = exp(fogdensity/DotProduct(diff, diff));
675 static int RSurf_LightSeparate_Vertex3f_Color4f(const matrix4x4_t *matrix, const int *dlightbits, int numverts, const float *vert, float *color, float scale)
680 int i, l, lit = false;
683 for (l = 0;l < r_numdlights;l++)
685 if (dlightbits[l >> 5] & (1 << (l & 31)))
688 Matrix4x4_Transform(matrix, rd->origin, lightorigin);
689 for (i = 0, v = vert, c = color;i < numverts;i++, v += 3, c += 4)
691 f = VectorDistance2(v, lightorigin) + LIGHTOFFSET;
692 if (f < rd->cullradius2)
694 f = ((1.0f / f) - rd->subtract) * scale;
695 VectorMA(c, f, rd->light, c);
704 // note: this untransforms lights to do the checking
705 static int RSurf_LightCheck(const matrix4x4_t *matrix, const int *dlightbits, const surfmesh_t *mesh)
711 for (l = 0;l < r_numdlights;l++)
713 if (dlightbits[l >> 5] & (1 << (l & 31)))
716 Matrix4x4_Transform(matrix, rd->origin, lightorigin);
717 for (i = 0, v = mesh->vertex3f;i < mesh->numverts;i++, v += 3)
718 if (VectorDistance2(v, lightorigin) < rd->cullradius2)
725 static void RSurfShader_Sky(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
727 const msurface_t *surf;
728 const surfmesh_t *mesh;
731 // LordHavoc: HalfLife maps have freaky skypolys...
732 if (ent->model->ishlbsp)
737 skyrendernow = false;
742 R_Mesh_Matrix(&ent->matrix);
744 // draw depth-only polys
745 memset(&m, 0, sizeof(m));
748 qglColorMask(0,0,0,0);
749 // just to make sure that braindead drivers don't draw anything
750 // despite that colormask...
751 m.blendfunc1 = GL_ZERO;
752 m.blendfunc2 = GL_ONE;
757 m.blendfunc1 = GL_ONE;
758 m.blendfunc2 = GL_ZERO;
762 while((surf = *surfchain++) != NULL)
764 if (surf->visframe == r_framecount)
766 for (mesh = surf->mesh;mesh;mesh = mesh->chain)
768 GL_Color(fogcolor[0] * r_colorscale, fogcolor[1] * r_colorscale, fogcolor[2] * r_colorscale, 1);
769 R_Mesh_GetSpace(mesh->numverts);
770 R_Mesh_CopyVertex3f(mesh->vertex3f, mesh->numverts);
771 R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
775 qglColorMask(1,1,1,1);
778 static void RSurfShader_Water_Callback(const void *calldata1, int calldata2)
780 const entity_render_t *ent = calldata1;
781 const msurface_t *surf = ent->model->surfaces + calldata2;
783 const surfmesh_t *mesh;
788 Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
790 R_Mesh_Matrix(&ent->matrix);
792 memset(&m, 0, sizeof(m));
793 texture = surf->texinfo->texture->currentframe;
794 alpha = texture->currentalpha;
795 if (texture->rendertype == SURFRENDER_ADD)
797 m.blendfunc1 = GL_SRC_ALPHA;
798 m.blendfunc2 = GL_ONE;
800 else if (texture->rendertype == SURFRENDER_ALPHA)
802 m.blendfunc1 = GL_SRC_ALPHA;
803 m.blendfunc2 = GL_ONE_MINUS_SRC_ALPHA;
807 m.blendfunc1 = GL_ONE;
808 m.blendfunc2 = GL_ZERO;
810 m.tex[0] = R_GetTexture(texture->skin.base);
811 colorscale = r_colorscale;
812 if (gl_combine.integer)
814 m.texrgbscale[0] = 4;
819 for (mesh = surf->mesh;mesh;mesh = mesh->chain)
821 R_Mesh_GetSpace(mesh->numverts);
822 R_Mesh_CopyVertex3f(mesh->vertex3f, mesh->numverts);
823 R_ScrollTexCoord2f(varray_texcoord2f[0], mesh->texcoordtexture2f, mesh->numverts, sin(cl.time) * 0.125f, sin(cl.time * 0.8f) * 0.125f);
824 f = surf->flags & SURF_DRAWFULLBRIGHT ? 1.0f : ((surf->flags & SURF_LIGHTMAP) ? 0 : 0.5f);
825 R_FillColors(varray_color4f, mesh->numverts, f, f, f, alpha);
826 if (!(surf->flags & SURF_DRAWFULLBRIGHT || ent->effects & EF_FULLBRIGHT))
828 if (surf->dlightframe == r_framecount)
829 RSurf_LightSeparate_Vertex3f_Color4f(&ent->inversematrix, surf->dlightbits, mesh->numverts, mesh->vertex3f, varray_color4f, 1);
830 if (surf->flags & SURF_LIGHTMAP)
831 RSurf_AddLightmapToVertexColors_Color4f(mesh->lightmapoffsets, varray_color4f, mesh->numverts, surf->samples, ((surf->extents[0]>>4)+1)*((surf->extents[1]>>4)+1)*3, surf->styles);
833 RSurf_FogColors_Vertex3f_Color4f(mesh->vertex3f, varray_color4f, colorscale, mesh->numverts, modelorg);
834 R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
839 memset(&m, 0, sizeof(m));
840 m.blendfunc1 = GL_SRC_ALPHA;
841 m.blendfunc2 = GL_ONE;
842 m.tex[0] = R_GetTexture(texture->skin.fog);
844 for (mesh = surf->mesh;mesh;mesh = mesh->chain)
846 R_Mesh_GetSpace(mesh->numverts);
847 R_Mesh_CopyVertex3f(mesh->vertex3f, mesh->numverts);
849 R_Mesh_CopyTexCoord2f(0, mesh->texcoordtexture2f, mesh->numverts);
850 RSurf_FogPassColors_Vertex3f_Color4f(mesh->vertex3f, varray_color4f, fogcolor[0], fogcolor[1], fogcolor[2], alpha, r_colorscale, mesh->numverts, modelorg);
851 R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
856 static void RSurfShader_Water(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
858 const msurface_t *surf;
861 if (texture->rendertype != SURFRENDER_OPAQUE)
863 for (chain = surfchain;(surf = *chain) != NULL;chain++)
865 if (surf->visframe == r_framecount)
867 Matrix4x4_Transform(&ent->matrix, surf->poly_center, center);
868 R_MeshQueue_AddTransparent(center, RSurfShader_Water_Callback, ent, surf - ent->model->surfaces);
873 for (chain = surfchain;(surf = *chain) != NULL;chain++)
874 if (surf->visframe == r_framecount)
875 RSurfShader_Water_Callback(ent, surf - ent->model->surfaces);
878 static void RSurfShader_Wall_Pass_BaseVertex(const entity_render_t *ent, const msurface_t *surf, const texture_t *texture, int rendertype, float currentalpha)
880 float base, colorscale;
881 const surfmesh_t *mesh;
883 rcachearrayrequest_t request;
885 Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
886 memset(&request, 0, sizeof(request));
887 memset(&m, 0, sizeof(m));
888 if (rendertype == SURFRENDER_ADD)
890 m.blendfunc1 = GL_SRC_ALPHA;
891 m.blendfunc2 = GL_ONE;
893 else if (rendertype == SURFRENDER_ALPHA)
895 m.blendfunc1 = GL_SRC_ALPHA;
896 m.blendfunc2 = GL_ONE_MINUS_SRC_ALPHA;
900 m.blendfunc1 = GL_ONE;
901 m.blendfunc2 = GL_ZERO;
903 m.tex[0] = R_GetTexture(texture->skin.base);
904 colorscale = r_colorscale;
905 if (gl_combine.integer)
907 m.texrgbscale[0] = 4;
910 base = ent->effects & EF_FULLBRIGHT ? 2.0f : r_ambient.value * (1.0f / 64.0f);
913 for (mesh = surf->mesh;mesh;mesh = mesh->chain)
915 if (gl_mesh_copyarrays.integer)
917 R_Mesh_GetSpace(mesh->numverts);
918 R_Mesh_CopyVertex3f(mesh->vertex3f, mesh->numverts);
919 R_Mesh_CopyTexCoord2f(0, mesh->texcoordtexture2f, mesh->numverts);
920 R_FillColors(varray_color4f, mesh->numverts, base, base, base, currentalpha);
921 if (!(ent->effects & EF_FULLBRIGHT))
923 if (surf->dlightframe == r_framecount)
924 RSurf_LightSeparate_Vertex3f_Color4f(&ent->inversematrix, surf->dlightbits, mesh->numverts, mesh->vertex3f, varray_color4f, 1);
925 if (surf->flags & SURF_LIGHTMAP)
926 RSurf_AddLightmapToVertexColors_Color4f(mesh->lightmapoffsets, varray_color4f, mesh->numverts, surf->samples, ((surf->extents[0]>>4)+1)*((surf->extents[1]>>4)+1)*3, surf->styles);
928 RSurf_FogColors_Vertex3f_Color4f(mesh->vertex3f, varray_color4f, colorscale, mesh->numverts, modelorg);
929 R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
933 m.pointervertexcount = mesh->numverts;
934 m.pointer_vertex = mesh->vertex3f;
935 m.pointer_texcoord[0] = mesh->texcoordtexture2f;
936 // LordHavoc: this is not caching at all (difficult to
937 // cache fogging information), it's just (ab)using the
938 // cache system to get some memory
939 request.data_size = mesh->numverts * sizeof(float[4]);
940 request.id_pointer1 = ent;
941 request.id_pointer2 = mesh;
942 request.id_number1 = r_framecount;
943 if (R_Mesh_CacheArray(&request))
945 R_FillColors(request.data, mesh->numverts, base, base, base, currentalpha);
946 if (!(ent->effects & EF_FULLBRIGHT))
948 if (surf->dlightframe == r_framecount)
949 RSurf_LightSeparate_Vertex3f_Color4f(&ent->inversematrix, surf->dlightbits, mesh->numverts, mesh->vertex3f, request.data, 1);
950 if (surf->flags & SURF_LIGHTMAP)
951 RSurf_AddLightmapToVertexColors_Color4f(mesh->lightmapoffsets, request.data, mesh->numverts, surf->samples, ((surf->extents[0]>>4)+1)*((surf->extents[1]>>4)+1)*3, surf->styles);
953 RSurf_FogColors_Vertex3f_Color4f(mesh->vertex3f, request.data, colorscale, mesh->numverts, modelorg);
955 m.pointer_color = request.data;
961 static void RSurfShader_Wall_Pass_Glow(const entity_render_t *ent, const msurface_t *surf, const texture_t *texture, int rendertype, float currentalpha)
963 const surfmesh_t *mesh;
965 rcachearrayrequest_t request;
967 Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
968 memset(&request, 0, sizeof(request));
969 memset(&m, 0, sizeof(m));
970 m.blendfunc1 = GL_SRC_ALPHA;
971 m.blendfunc2 = GL_ONE;
972 m.tex[0] = R_GetTexture(texture->skin.glow);
975 for (mesh = surf->mesh;mesh;mesh = mesh->chain)
977 if (gl_mesh_copyarrays.integer)
979 R_Mesh_GetSpace(mesh->numverts);
980 R_Mesh_CopyVertex3f(mesh->vertex3f, mesh->numverts);
981 R_Mesh_CopyTexCoord2f(0, mesh->texcoordtexture2f, mesh->numverts);
982 RSurf_FoggedColors_Vertex3f_Color4f(mesh->vertex3f, varray_color4f, 1, 1, 1, currentalpha, r_colorscale, mesh->numverts, modelorg);
986 m.pointervertexcount = mesh->numverts;
987 m.pointer_vertex = mesh->vertex3f;
989 m.pointer_texcoord[0] = mesh->texcoordtexture2f;
990 // LordHavoc: this is not caching at all (difficult to
991 // cache fogging information), it's just (ab)using the
992 // cache system to get some memory
993 request.data_size = mesh->numverts * sizeof(float[4]);
994 request.id_pointer1 = ent;
995 request.id_pointer2 = mesh;
996 request.id_number1 = r_framecount;
997 if (R_Mesh_CacheArray(&request))
998 RSurf_FoggedColors_Vertex3f_Color4f(mesh->vertex3f, request.data, 1, 1, 1, currentalpha, r_colorscale, mesh->numverts, modelorg);
999 m.pointer_color = request.data;
1002 R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
1006 static void RSurfShader_Wall_Pass_Fog(const entity_render_t *ent, const msurface_t *surf, const texture_t *texture, int rendertype, float currentalpha)
1008 const surfmesh_t *mesh;
1010 rcachearrayrequest_t request;
1012 Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
1013 memset(&request, 0, sizeof(request));
1014 memset(&m, 0, sizeof(m));
1015 m.blendfunc1 = GL_SRC_ALPHA;
1016 m.blendfunc2 = GL_ONE;
1017 m.tex[0] = R_GetTexture(texture->skin.fog);
1020 for (mesh = surf->mesh;mesh;mesh = mesh->chain)
1022 if (gl_mesh_copyarrays.integer)
1024 R_Mesh_GetSpace(mesh->numverts);
1025 R_Mesh_CopyVertex3f(mesh->vertex3f, mesh->numverts);
1027 R_Mesh_CopyTexCoord2f(0, mesh->texcoordtexture2f, mesh->numverts);
1028 RSurf_FogPassColors_Vertex3f_Color4f(mesh->vertex3f, varray_color4f, fogcolor[0], fogcolor[1], fogcolor[2], currentalpha, r_colorscale, mesh->numverts, modelorg);
1032 m.pointervertexcount = mesh->numverts;
1033 m.pointer_vertex = mesh->vertex3f;
1035 m.pointer_texcoord[0] = mesh->texcoordtexture2f;
1036 // LordHavoc: this is not caching at all (difficult to
1037 // cache fogging information), it's just (ab)using the
1038 // cache system to get some memory
1039 request.data_size = mesh->numverts * sizeof(float[4]);
1040 request.id_pointer1 = ent;
1041 request.id_pointer2 = mesh;
1042 request.id_number1 = r_framecount;
1043 if (R_Mesh_CacheArray(&request))
1044 RSurf_FogPassColors_Vertex3f_Color4f(mesh->vertex3f, request.data, fogcolor[0], fogcolor[1], fogcolor[2], currentalpha, r_colorscale, mesh->numverts, modelorg);
1045 m.pointer_color = request.data;
1048 R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
1052 static void RSurfShader_OpaqueWall_Pass_BaseTripleTexCombine(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
1054 const msurface_t *surf;
1055 const surfmesh_t *mesh;
1057 int lightmaptexturenum;
1059 memset(&m, 0, sizeof(m));
1060 m.blendfunc1 = GL_ONE;
1061 m.blendfunc2 = GL_ZERO;
1062 m.tex[0] = R_GetTexture(texture->skin.base);
1063 m.tex[1] = R_GetTexture((**surfchain).lightmaptexture);
1064 m.tex[2] = R_GetTexture(texture->skin.detail);
1065 m.texrgbscale[0] = 1;
1066 m.texrgbscale[1] = 4;
1067 m.texrgbscale[2] = 2;
1069 cl = (float) (1 << r_lightmapscalebit) * r_colorscale;
1070 GL_Color(cl, cl, cl, 1);
1072 while((surf = *surfchain++) != NULL)
1074 if (surf->visframe == r_framecount)
1076 lightmaptexturenum = R_GetTexture(surf->lightmaptexture);
1077 if (m.tex[1] != lightmaptexturenum)
1079 m.tex[1] = lightmaptexturenum;
1080 if (gl_mesh_copyarrays.integer)
1083 for (mesh = surf->mesh;mesh;mesh = mesh->chain)
1085 if (gl_mesh_copyarrays.integer)
1087 R_Mesh_GetSpace(mesh->numverts);
1088 R_Mesh_CopyVertex3f(mesh->vertex3f, mesh->numverts);
1089 R_Mesh_CopyTexCoord2f(0, mesh->texcoordtexture2f, mesh->numverts);
1090 R_Mesh_CopyTexCoord2f(1, mesh->texcoordlightmap2f, mesh->numverts);
1091 R_Mesh_CopyTexCoord2f(2, mesh->texcoorddetail2f, mesh->numverts);
1095 m.pointervertexcount = mesh->numverts;
1096 m.pointer_vertex = mesh->vertex3f;
1097 m.pointer_texcoord[0] = mesh->texcoordtexture2f;
1098 m.pointer_texcoord[1] = mesh->texcoordlightmap2f;
1099 m.pointer_texcoord[2] = mesh->texcoorddetail2f;
1102 R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
1108 static void RSurfShader_OpaqueWall_Pass_BaseDoubleTex(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
1110 const msurface_t *surf;
1111 const surfmesh_t *mesh;
1113 int lightmaptexturenum;
1114 memset(&m, 0, sizeof(m));
1115 m.blendfunc1 = GL_ONE;
1116 m.blendfunc2 = GL_ZERO;
1117 m.tex[0] = R_GetTexture(texture->skin.base);
1118 m.tex[1] = R_GetTexture((**surfchain).lightmaptexture);
1119 if (gl_combine.integer)
1120 m.texrgbscale[1] = 4;
1122 GL_Color(r_colorscale, r_colorscale, r_colorscale, 1);
1123 while((surf = *surfchain++) != NULL)
1125 if (surf->visframe == r_framecount)
1127 lightmaptexturenum = R_GetTexture(surf->lightmaptexture);
1128 if (m.tex[1] != lightmaptexturenum)
1130 m.tex[1] = lightmaptexturenum;
1133 for (mesh = surf->mesh;mesh;mesh = mesh->chain)
1135 if (gl_mesh_copyarrays.integer)
1137 R_Mesh_GetSpace(mesh->numverts);
1138 R_Mesh_CopyVertex3f(mesh->vertex3f, mesh->numverts);
1139 R_Mesh_CopyTexCoord2f(0, mesh->texcoordtexture2f, mesh->numverts);
1140 R_Mesh_CopyTexCoord2f(1, mesh->texcoordlightmap2f, mesh->numverts);
1144 m.pointervertexcount = mesh->numverts;
1145 m.pointer_vertex = mesh->vertex3f;
1146 m.pointer_texcoord[0] = mesh->texcoordtexture2f;
1147 m.pointer_texcoord[1] = mesh->texcoordlightmap2f;
1150 R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
1156 static void RSurfShader_OpaqueWall_Pass_BaseTexture(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
1158 const msurface_t *surf;
1159 const surfmesh_t *mesh;
1161 memset(&m, 0, sizeof(m));
1162 m.blendfunc1 = GL_ONE;
1163 m.blendfunc2 = GL_ZERO;
1164 m.tex[0] = R_GetTexture(texture->skin.base);
1166 GL_Color(1, 1, 1, 1);
1167 while((surf = *surfchain++) != NULL)
1169 if (surf->visframe == r_framecount)
1171 for (mesh = surf->mesh;mesh;mesh = mesh->chain)
1173 if (gl_mesh_copyarrays.integer)
1175 R_Mesh_GetSpace(mesh->numverts);
1176 R_Mesh_CopyVertex3f(mesh->vertex3f, mesh->numverts);
1177 R_Mesh_CopyTexCoord2f(0, mesh->texcoordtexture2f, mesh->numverts);
1181 m.pointervertexcount = mesh->numverts;
1182 m.pointer_vertex = mesh->vertex3f;
1183 m.pointer_texcoord[0] = mesh->texcoordtexture2f;
1186 R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
1192 static void RSurfShader_OpaqueWall_Pass_BaseLightmap(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
1194 const msurface_t *surf;
1195 const surfmesh_t *mesh;
1197 int lightmaptexturenum;
1198 memset(&m, 0, sizeof(m));
1199 m.blendfunc1 = GL_ZERO;
1200 m.blendfunc2 = GL_SRC_COLOR;
1201 m.tex[0] = R_GetTexture((**surfchain).lightmaptexture);
1202 if (gl_combine.integer)
1203 m.texrgbscale[0] = 4;
1205 GL_Color(r_colorscale, r_colorscale, r_colorscale, 1);
1206 while((surf = *surfchain++) != NULL)
1208 if (surf->visframe == r_framecount)
1210 lightmaptexturenum = R_GetTexture(surf->lightmaptexture);
1211 if (m.tex[0] != lightmaptexturenum)
1213 m.tex[0] = lightmaptexturenum;
1216 for (mesh = surf->mesh;mesh;mesh = mesh->chain)
1218 if (gl_mesh_copyarrays.integer)
1220 R_Mesh_GetSpace(mesh->numverts);
1221 R_Mesh_CopyVertex3f(mesh->vertex3f, mesh->numverts);
1222 R_Mesh_CopyTexCoord2f(0, mesh->texcoordlightmap2f, mesh->numverts);
1226 m.pointervertexcount = mesh->numverts;
1227 m.pointer_vertex = mesh->vertex3f;
1228 m.pointer_texcoord[0] = mesh->texcoordlightmap2f;
1231 R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
1237 static void RSurfShader_OpaqueWall_Pass_Light(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
1239 const msurface_t *surf;
1240 const surfmesh_t *mesh;
1242 rcachearrayrequest_t request;
1245 memset(&request, 0, sizeof(request));
1246 memset(&m, 0, sizeof(m));
1247 m.blendfunc1 = GL_SRC_ALPHA;
1248 m.blendfunc2 = GL_ONE;
1249 m.tex[0] = R_GetTexture(texture->skin.base);
1250 colorscale = r_colorscale;
1251 if (gl_combine.integer)
1253 m.texrgbscale[0] = 4;
1254 colorscale *= 0.25f;
1258 while((surf = *surfchain++) != NULL)
1260 if (surf->visframe == r_framecount && surf->dlightframe == r_framecount)
1262 for (mesh = surf->mesh;mesh;mesh = mesh->chain)
1264 if (RSurf_LightCheck(&ent->inversematrix, surf->dlightbits, mesh))
1266 if (gl_mesh_copyarrays.integer)
1268 R_Mesh_GetSpace(mesh->numverts);
1269 R_Mesh_CopyVertex3f(mesh->vertex3f, mesh->numverts);
1270 R_Mesh_CopyTexCoord2f(0, mesh->texcoordtexture2f, mesh->numverts);
1271 R_FillColors(varray_color4f, mesh->numverts, 0, 0, 0, 1);
1272 RSurf_LightSeparate_Vertex3f_Color4f(&ent->inversematrix, surf->dlightbits, mesh->numverts, mesh->vertex3f, varray_color4f, colorscale);
1276 m.pointervertexcount = mesh->numverts;
1277 m.pointer_vertex = mesh->vertex3f;
1278 m.pointer_texcoord[0] = mesh->texcoordtexture2f;
1279 // LordHavoc: this is not caching at all (difficult to
1280 // cache lighting information), it's just (ab)using the
1281 // cache system to get some memory
1282 request.data_size = mesh->numverts * sizeof(float[4]);
1283 request.id_pointer1 = ent;
1284 request.id_pointer2 = mesh;
1285 request.id_number1 = r_framecount;
1286 if (R_Mesh_CacheArray(&request))
1288 R_FillColors(request.data, mesh->numverts, 0, 0, 0, 1);
1289 RSurf_LightSeparate_Vertex3f_Color4f(&ent->inversematrix, surf->dlightbits, mesh->numverts, mesh->vertex3f, request.data, colorscale);
1291 m.pointer_color = request.data;
1294 R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
1301 static void RSurfShader_OpaqueWall_Pass_Fog(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
1303 const msurface_t *surf;
1304 const surfmesh_t *mesh;
1305 rcachearrayrequest_t request;
1308 Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
1309 memset(&request, 0, sizeof(request));
1310 memset(&m, 0, sizeof(m));
1311 m.blendfunc1 = GL_SRC_ALPHA;
1312 m.blendfunc2 = GL_ONE_MINUS_SRC_ALPHA;
1315 while((surf = *surfchain++) != NULL)
1317 if (surf->visframe == r_framecount)
1319 for (mesh = surf->mesh;mesh;mesh = mesh->chain)
1321 if (gl_mesh_copyarrays.integer)
1323 R_Mesh_GetSpace(mesh->numverts);
1324 R_Mesh_CopyVertex3f(mesh->vertex3f, mesh->numverts);
1326 R_Mesh_CopyTexCoord2f(0, mesh->texcoordtexture2f, mesh->numverts);
1327 RSurf_FogPassColors_Vertex3f_Color4f(mesh->vertex3f, varray_color4f, fogcolor[0], fogcolor[1], fogcolor[2], 1, r_colorscale, mesh->numverts, modelorg);
1331 m.pointervertexcount = mesh->numverts;
1332 m.pointer_vertex = mesh->vertex3f;
1334 m.pointer_texcoord[0] = mesh->texcoordtexture2f;
1335 // LordHavoc: this is not caching at all (difficult to
1336 // cache fogging information), it's just (ab)using the
1337 // cache system to get some memory
1338 request.data_size = mesh->numverts * sizeof(float[4]);
1339 request.id_pointer1 = ent;
1340 request.id_pointer2 = mesh;
1341 request.id_number1 = r_framecount;
1342 if (R_Mesh_CacheArray(&request))
1343 RSurf_FogPassColors_Vertex3f_Color4f(mesh->vertex3f, request.data, fogcolor[0], fogcolor[1], fogcolor[2], 1, r_colorscale, mesh->numverts, modelorg);
1344 m.pointer_color = request.data;
1347 R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
1353 static void RSurfShader_OpaqueWall_Pass_BaseDetail(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
1355 const msurface_t *surf;
1356 const surfmesh_t *mesh;
1358 memset(&m, 0, sizeof(m));
1359 m.blendfunc1 = GL_DST_COLOR;
1360 m.blendfunc2 = GL_SRC_COLOR;
1361 m.tex[0] = R_GetTexture(texture->skin.detail);
1363 GL_Color(1, 1, 1, 1);
1364 while((surf = *surfchain++) != NULL)
1366 if (surf->visframe == r_framecount)
1368 for (mesh = surf->mesh;mesh;mesh = mesh->chain)
1370 if (gl_mesh_copyarrays.integer)
1372 R_Mesh_GetSpace(mesh->numverts);
1373 R_Mesh_CopyVertex3f(mesh->vertex3f, mesh->numverts);
1374 R_Mesh_CopyTexCoord2f(0, mesh->texcoorddetail2f, mesh->numverts);
1378 m.pointervertexcount = mesh->numverts;
1379 m.pointer_vertex = mesh->vertex3f;
1380 m.pointer_texcoord[0] = mesh->texcoorddetail2f;
1383 R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
1389 static void RSurfShader_OpaqueWall_Pass_Glow(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
1391 const msurface_t *surf;
1392 const surfmesh_t *mesh;
1394 memset(&m, 0, sizeof(m));
1395 m.blendfunc1 = GL_SRC_ALPHA;
1396 m.blendfunc2 = GL_ONE;
1397 m.tex[0] = R_GetTexture(texture->skin.glow);
1399 GL_Color(r_colorscale, r_colorscale, r_colorscale, 1);
1400 while((surf = *surfchain++) != NULL)
1402 if (surf->visframe == r_framecount)
1404 for (mesh = surf->mesh;mesh;mesh = mesh->chain)
1406 if (gl_mesh_copyarrays.integer)
1408 R_Mesh_GetSpace(mesh->numverts);
1409 R_Mesh_CopyVertex3f(mesh->vertex3f, mesh->numverts);
1410 R_Mesh_CopyTexCoord2f(0, mesh->texcoordtexture2f, mesh->numverts);
1414 m.pointervertexcount = mesh->numverts;
1415 m.pointer_vertex = mesh->vertex3f;
1416 m.pointer_texcoord[0] = mesh->texcoordtexture2f;
1419 R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
1425 static void RSurfShader_OpaqueWall_Pass_OpaqueGlow(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
1427 const msurface_t *surf;
1428 const surfmesh_t *mesh;
1430 memset(&m, 0, sizeof(m));
1431 m.blendfunc1 = GL_SRC_ALPHA;
1432 m.blendfunc2 = GL_ZERO;
1433 m.tex[0] = R_GetTexture(texture->skin.glow);
1436 GL_Color(r_colorscale, r_colorscale, r_colorscale, 1);
1438 GL_Color(0, 0, 0, 1);
1439 while((surf = *surfchain++) != NULL)
1441 if (surf->visframe == r_framecount)
1443 for (mesh = surf->mesh;mesh;mesh = mesh->chain)
1445 if (gl_mesh_copyarrays.integer)
1447 R_Mesh_GetSpace(mesh->numverts);
1448 R_Mesh_CopyVertex3f(mesh->vertex3f, mesh->numverts);
1449 R_Mesh_CopyTexCoord2f(0, mesh->texcoordtexture2f, mesh->numverts);
1453 m.pointervertexcount = mesh->numverts;
1454 m.pointer_vertex = mesh->vertex3f;
1455 m.pointer_texcoord[0] = mesh->texcoordtexture2f;
1458 R_Mesh_Draw(mesh->numverts, mesh->numtriangles, mesh->element3i);
1464 static void RSurfShader_Wall_Vertex_Callback(const void *calldata1, int calldata2)
1466 const entity_render_t *ent = calldata1;
1467 const msurface_t *surf = ent->model->surfaces + calldata2;
1471 R_Mesh_Matrix(&ent->matrix);
1473 texture = surf->texinfo->texture;
1474 if (texture->animated)
1475 texture = texture->anim_frames[ent->frame != 0][(texture->anim_total[ent->frame != 0] >= 2) ? ((int) (cl.time * 5.0f) % texture->anim_total[ent->frame != 0]) : 0];
1477 currentalpha = ent->alpha;
1478 if (texture->flags & SURF_WATERALPHA)
1479 currentalpha *= r_wateralpha.value;
1480 if (ent->effects & EF_ADDITIVE)
1481 rendertype = SURFRENDER_ADD;
1482 else if (currentalpha < 1 || texture->skin.fog != NULL)
1483 rendertype = SURFRENDER_ALPHA;
1485 rendertype = SURFRENDER_OPAQUE;
1487 RSurfShader_Wall_Pass_BaseVertex(ent, surf, texture, rendertype, currentalpha);
1488 if (texture->skin.glow)
1489 RSurfShader_Wall_Pass_Glow(ent, surf, texture, rendertype, currentalpha);
1491 RSurfShader_Wall_Pass_Fog(ent, surf, texture, rendertype, currentalpha);
1494 static void RSurfShader_Wall_Lightmap(const entity_render_t *ent, const texture_t *texture, msurface_t **surfchain)
1496 const msurface_t *surf;
1499 if (texture->rendertype != SURFRENDER_OPAQUE)
1501 // transparent vertex shaded from lightmap
1502 for (chain = surfchain;(surf = *chain) != NULL;chain++)
1504 if (surf->visframe == r_framecount)
1506 Matrix4x4_Transform(&ent->matrix, surf->poly_center, center);
1507 R_MeshQueue_AddTransparent(center, RSurfShader_Wall_Vertex_Callback, ent, surf - ent->model->surfaces);
1511 else if (r_shadow_realtime_world.integer)
1513 // opaque base lighting
1514 RSurfShader_OpaqueWall_Pass_OpaqueGlow(ent, texture, surfchain);
1516 RSurfShader_OpaqueWall_Pass_Fog(ent, texture, surfchain);
1518 else if (r_vertexsurfaces.integer)
1520 // opaque vertex shaded from lightmap
1521 for (chain = surfchain;(surf = *chain) != NULL;chain++)
1522 if (surf->visframe == r_framecount)
1523 RSurfShader_Wall_Pass_BaseVertex(ent, surf, texture, texture->rendertype, texture->currentalpha);
1524 if (texture->skin.glow)
1525 for (chain = surfchain;(surf = *chain) != NULL;chain++)
1526 if (surf->visframe == r_framecount)
1527 RSurfShader_Wall_Pass_Glow(ent, surf, texture, texture->rendertype, texture->currentalpha);
1529 for (chain = surfchain;(surf = *chain) != NULL;chain++)
1530 if (surf->visframe == r_framecount)
1531 RSurfShader_Wall_Pass_Fog(ent, surf, texture, texture->rendertype, texture->currentalpha);
1535 // opaque lightmapped
1536 if (r_textureunits.integer >= 2)
1538 if (r_textureunits.integer >= 3 && gl_combine.integer && r_detailtextures.integer)
1539 RSurfShader_OpaqueWall_Pass_BaseTripleTexCombine(ent, texture, surfchain);
1542 RSurfShader_OpaqueWall_Pass_BaseDoubleTex(ent, texture, surfchain);
1543 if (r_detailtextures.integer)
1544 RSurfShader_OpaqueWall_Pass_BaseDetail(ent, texture, surfchain);
1549 RSurfShader_OpaqueWall_Pass_BaseTexture(ent, texture, surfchain);
1550 RSurfShader_OpaqueWall_Pass_BaseLightmap(ent, texture, surfchain);
1551 if (r_detailtextures.integer)
1552 RSurfShader_OpaqueWall_Pass_BaseDetail(ent, texture, surfchain);
1554 if (!r_dlightmap.integer && !(ent->effects & EF_FULLBRIGHT))
1555 RSurfShader_OpaqueWall_Pass_Light(ent, texture, surfchain);
1556 if (texture->skin.glow)
1557 RSurfShader_OpaqueWall_Pass_Glow(ent, texture, surfchain);
1559 RSurfShader_OpaqueWall_Pass_Fog(ent, texture, surfchain);
1563 Cshader_t Cshader_wall_lightmap = {{NULL, RSurfShader_Wall_Lightmap}, SHADERFLAGS_NEEDLIGHTMAP};
1564 Cshader_t Cshader_water = {{NULL, RSurfShader_Water}, 0};
1565 Cshader_t Cshader_sky = {{RSurfShader_Sky, NULL}, 0};
1567 int Cshader_count = 3;
1568 Cshader_t *Cshaders[3] =
1570 &Cshader_wall_lightmap,
1575 void R_UpdateTextureInfo(entity_render_t *ent)
1577 int i, texframe, alttextures;
1583 alttextures = ent->frame != 0;
1584 texframe = (int)(cl.time * 5.0f);
1585 for (i = 0;i < ent->model->numtextures;i++)
1587 t = ent->model->textures + i;
1588 t->currentalpha = ent->alpha;
1589 if (t->flags & SURF_WATERALPHA)
1590 t->currentalpha *= r_wateralpha.value;
1591 if (ent->effects & EF_ADDITIVE)
1592 t->rendertype = SURFRENDER_ADD;
1593 else if (t->currentalpha < 1 || t->skin.fog != NULL)
1594 t->rendertype = SURFRENDER_ALPHA;
1596 t->rendertype = SURFRENDER_OPAQUE;
1597 // we don't need to set currentframe if t->animated is false because
1598 // it was already set up by the texture loader for non-animating
1600 t->currentframe = t->anim_frames[alttextures][(t->anim_total[alttextures] >= 2) ? (texframe % t->anim_total[alttextures]) : 0];
1604 void R_PrepareSurfaces(entity_render_t *ent)
1606 int i, numsurfaces, *surfacevisframes;
1608 msurface_t *surf, *surfaces, **surfchain;
1615 Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
1616 numsurfaces = model->nummodelsurfaces;
1617 surfaces = model->surfaces + model->firstmodelsurface;
1618 surfacevisframes = model->surfacevisframes + model->firstmodelsurface;
1620 R_UpdateTextureInfo(ent);
1622 if (r_dynamic.integer && !r_shadow_realtime_dlight.integer)
1625 if (model->light_ambient != r_ambient.value || model->light_scalebit != r_lightmapscalebit)
1627 model->light_ambient = r_ambient.value;
1628 model->light_scalebit = r_lightmapscalebit;
1629 for (i = 0;i < model->nummodelsurfaces;i++)
1630 model->surfaces[i + model->firstmodelsurface].cached_dlight = true;
1634 for (i = 0;i < model->light_styles;i++)
1636 if (model->light_stylevalue[i] != d_lightstylevalue[model->light_style[i]])
1638 model->light_stylevalue[i] = d_lightstylevalue[model->light_style[i]];
1639 for (surfchain = model->light_styleupdatechains[i];*surfchain;surfchain++)
1640 (**surfchain).cached_dlight = true;
1645 for (i = 0, surf = surfaces;i < numsurfaces;i++, surf++)
1647 if (surfacevisframes[i] == r_framecount)
1649 #if !WORLDNODECULLBACKFACES
1650 // mark any backface surfaces as not visible
1651 if (PlaneDist(modelorg, surf->plane) < surf->plane->dist)
1653 if (!(surf->flags & SURF_PLANEBACK))
1654 surfacevisframes[i] = -1;
1658 if ((surf->flags & SURF_PLANEBACK))
1659 surfacevisframes[i] = -1;
1661 if (surfacevisframes[i] == r_framecount)
1665 surf->visframe = r_framecount;
1666 if (surf->cached_dlight && surf->lightmaptexture != NULL && !r_vertexsurfaces.integer)
1667 R_BuildLightMap(ent, surf);
1673 void R_DrawSurfaces(entity_render_t *ent, int type, msurface_t ***chains)
1677 if (ent->model == NULL)
1679 R_Mesh_Matrix(&ent->matrix);
1680 for (i = 0, t = ent->model->textures;i < ent->model->numtextures;i++, t++)
1681 if (t->shader->shaderfunc[type] && t->currentframe && chains[i] != NULL)
1682 t->shader->shaderfunc[type](ent, t->currentframe, chains[i]);
1685 static void R_DrawPortal_Callback(const void *calldata1, int calldata2)
1690 const entity_render_t *ent = calldata1;
1691 const mportal_t *portal = ent->model->portals + calldata2;
1692 memset(&m, 0, sizeof(m));
1693 m.blendfunc1 = GL_SRC_ALPHA;
1694 m.blendfunc2 = GL_ONE_MINUS_SRC_ALPHA;
1695 R_Mesh_Matrix(&ent->matrix);
1697 R_Mesh_GetSpace(portal->numpoints);
1698 i = portal - ent->model->portals;
1699 GL_Color(((i & 0x0007) >> 0) * (1.0f / 7.0f) * r_colorscale,
1700 ((i & 0x0038) >> 3) * (1.0f / 7.0f) * r_colorscale,
1701 ((i & 0x01C0) >> 6) * (1.0f / 7.0f) * r_colorscale,
1703 if (PlaneDiff(r_origin, (&portal->plane)) > 0)
1705 for (i = portal->numpoints - 1, v = varray_vertex3f;i >= 0;i--, v += 3)
1706 VectorCopy(portal->points[i].position, v);
1709 for (i = 0, v = varray_vertex3f;i < portal->numpoints;i++, v += 3)
1710 VectorCopy(portal->points[i].position, v);
1711 R_Mesh_Draw(portal->numpoints, portal->numpoints - 2, polygonelements);
1714 static void R_DrawPortals(entity_render_t *ent)
1717 mportal_t *portal, *endportal;
1718 float temp[3], center[3], f;
1719 if (ent->model == NULL)
1721 for (portal = ent->model->portals, endportal = portal + ent->model->numportals;portal < endportal;portal++)
1723 if ((portal->here->pvsframe == ent->model->pvsframecount || portal->past->pvsframe == ent->model->pvsframecount) && portal->numpoints <= POLYGONELEMENTS_MAXPOINTS)
1726 for (i = 0;i < portal->numpoints;i++)
1727 VectorAdd(temp, portal->points[i].position, temp);
1728 f = ixtable[portal->numpoints];
1729 VectorScale(temp, f, temp);
1730 Matrix4x4_Transform(&ent->matrix, temp, center);
1731 R_MeshQueue_AddTransparent(center, R_DrawPortal_Callback, ent, portal - ent->model->portals);
1736 void R_PrepareBrushModel(entity_render_t *ent)
1738 int i, numsurfaces, *surfacevisframes, *surfacepvsframes;
1741 #if WORLDNODECULLBACKFACES
1745 // because bmodels can be reused, we have to decide which things to render
1746 // from scratch every time
1750 #if WORLDNODECULLBACKFACES
1751 Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
1753 numsurfaces = model->nummodelsurfaces;
1754 surf = model->surfaces + model->firstmodelsurface;
1755 surfacevisframes = model->surfacevisframes + model->firstmodelsurface;
1756 surfacepvsframes = model->surfacepvsframes + model->firstmodelsurface;
1757 for (i = 0;i < numsurfaces;i++, surf++)
1759 #if WORLDNODECULLBACKFACES
1760 // mark any backface surfaces as not visible
1761 if (PlaneDist(modelorg, surf->plane) < surf->plane->dist)
1763 if ((surf->flags & SURF_PLANEBACK))
1764 surfacevisframes[i] = r_framecount;
1766 else if (!(surf->flags & SURF_PLANEBACK))
1767 surfacevisframes[i] = r_framecount;
1769 surfacevisframes[i] = r_framecount;
1771 surf->dlightframe = -1;
1773 R_PrepareSurfaces(ent);
1776 void R_SurfaceWorldNode (entity_render_t *ent)
1778 int i, *surfacevisframes, *surfacepvsframes, surfnum;
1784 // equivilant to quake's RecursiveWorldNode but faster and more effective
1788 surfacevisframes = model->surfacevisframes + model->firstmodelsurface;
1789 surfacepvsframes = model->surfacepvsframes + model->firstmodelsurface;
1790 Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
1792 for (leaf = model->pvsleafchain;leaf;leaf = leaf->pvschain)
1794 if (!R_CullBox (leaf->mins, leaf->maxs))
1797 leaf->visframe = r_framecount;
1801 for (i = 0;i < model->pvssurflistlength;i++)
1803 surfnum = model->pvssurflist[i];
1804 surf = model->surfaces + surfnum;
1805 #if WORLDNODECULLBACKFACES
1806 if (PlaneDist(modelorg, surf->plane) < surf->plane->dist)
1808 if ((surf->flags & SURF_PLANEBACK) && !R_CullBox (surf->poly_mins, surf->poly_maxs))
1809 surfacevisframes[surfnum] = r_framecount;
1813 if (!(surf->flags & SURF_PLANEBACK) && !R_CullBox (surf->poly_mins, surf->poly_maxs))
1814 surfacevisframes[surfnum] = r_framecount;
1817 if (!R_CullBox (surf->poly_mins, surf->poly_maxs))
1818 surfacevisframes[surfnum] = r_framecount;
1823 static void R_PortalWorldNode(entity_render_t *ent, mleaf_t *viewleaf)
1825 int c, leafstackpos, *mark, *surfacevisframes;
1826 #if WORLDNODECULLBACKFACES
1830 mleaf_t *leaf, *leafstack[8192];
1833 msurface_t *surfaces;
1834 if (ent->model == NULL)
1836 // LordHavoc: portal-passage worldnode with PVS;
1837 // follows portals leading outward from viewleaf, does not venture
1838 // offscreen or into leafs that are not visible, faster than Quake's
1839 // RecursiveWorldNode
1840 surfaces = ent->model->surfaces;
1841 surfacevisframes = ent->model->surfacevisframes;
1842 Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
1843 viewleaf->worldnodeframe = r_framecount;
1844 leafstack[0] = viewleaf;
1846 while (leafstackpos)
1849 leaf = leafstack[--leafstackpos];
1850 leaf->visframe = r_framecount;
1851 // draw any surfaces bounding this leaf
1852 if (leaf->nummarksurfaces)
1854 for (c = leaf->nummarksurfaces, mark = leaf->firstmarksurface;c;c--)
1856 #if WORLDNODECULLBACKFACES
1858 if (surfacevisframes[n] != r_framecount)
1860 surf = surfaces + n;
1861 if (PlaneDist(modelorg, surf->plane) < surf->plane->dist)
1863 if ((surf->flags & SURF_PLANEBACK))
1864 surfacevisframes[n] = r_framecount;
1868 if (!(surf->flags & SURF_PLANEBACK))
1869 surfacevisframes[n] = r_framecount;
1873 surfacevisframes[*mark++] = r_framecount;
1877 // follow portals into other leafs
1878 for (p = leaf->portals;p;p = p->next)
1880 // LordHavoc: this DotProduct hurts less than a cache miss
1881 // (which is more likely to happen if backflowing through leafs)
1882 if (DotProduct(modelorg, p->plane.normal) < (p->plane.dist + 1))
1885 if (leaf->worldnodeframe != r_framecount)
1887 leaf->worldnodeframe = r_framecount;
1888 // FIXME: R_CullBox is absolute, should be done relative
1889 if (leaf->pvsframe == ent->model->pvsframecount && !R_CullBox(leaf->mins, leaf->maxs))
1890 leafstack[leafstackpos++] = leaf;
1897 void R_PVSUpdate (entity_render_t *ent, mleaf_t *viewleaf)
1899 int i, j, l, c, bits, *surfacepvsframes, *mark;
1905 if (model && (model->pvsviewleaf != viewleaf || model->pvsviewleafnovis != r_novis.integer))
1907 model->pvsframecount++;
1908 model->pvsviewleaf = viewleaf;
1909 model->pvsviewleafnovis = r_novis.integer;
1910 model->pvsleafchain = NULL;
1911 model->pvssurflistlength = 0;
1914 surfacepvsframes = model->surfacepvsframes;
1915 vis = Mod_LeafPVS (viewleaf, model);
1916 for (j = 0;j < model->numleafs;j += 8)
1921 l = model->numleafs - j;
1924 for (i = 0;i < l;i++)
1926 if (bits & (1 << i))
1928 leaf = &model->leafs[j + i + 1];
1929 leaf->pvschain = model->pvsleafchain;
1930 model->pvsleafchain = leaf;
1931 leaf->pvsframe = model->pvsframecount;
1932 // mark surfaces bounding this leaf as visible
1933 for (c = leaf->nummarksurfaces, mark = leaf->firstmarksurface;c;c--, mark++)
1934 surfacepvsframes[*mark] = model->pvsframecount;
1939 Mod_BuildPVSTextureChains(model);
1944 void R_WorldVisibility (entity_render_t *ent)
1949 Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
1950 viewleaf = Mod_PointInLeaf (modelorg, ent->model);
1951 R_PVSUpdate(ent, viewleaf);
1956 if (r_surfaceworldnode.integer || viewleaf->contents == CONTENTS_SOLID)
1957 R_SurfaceWorldNode (ent);
1959 R_PortalWorldNode (ent, viewleaf);
1962 void R_DrawWorld (entity_render_t *ent)
1964 if (ent->model == NULL)
1966 R_PrepareSurfaces(ent);
1967 R_DrawSurfaces(ent, SHADERSTAGE_SKY, ent->model->pvstexturechains);
1968 R_DrawSurfaces(ent, SHADERSTAGE_NORMAL, ent->model->pvstexturechains);
1969 if (r_drawportals.integer)
1973 void R_Model_Brush_DrawSky (entity_render_t *ent)
1975 if (ent->model == NULL)
1977 if (ent != &cl_entities[0].render)
1978 R_PrepareBrushModel(ent);
1979 R_DrawSurfaces(ent, SHADERSTAGE_SKY, ent->model->pvstexturechains);
1982 void R_Model_Brush_Draw (entity_render_t *ent)
1984 if (ent->model == NULL)
1987 if (ent != &cl_entities[0].render)
1988 R_PrepareBrushModel(ent);
1989 R_DrawSurfaces(ent, SHADERSTAGE_NORMAL, ent->model->pvstexturechains);
1992 void R_Model_Brush_DrawShadowVolume (entity_render_t *ent, vec3_t relativelightorigin, float lightradius)
1996 float projectdistance, f, temp[3], lightradius2;
1998 if (ent->model == NULL)
2000 R_Mesh_Matrix(&ent->matrix);
2001 lightradius2 = lightradius * lightradius;
2002 R_UpdateTextureInfo(ent);
2003 projectdistance = 1000000000.0f;//lightradius + ent->model->radius;
2004 for (i = 0, surf = ent->model->surfaces + ent->model->firstmodelsurface;i < ent->model->nummodelsurfaces;i++, surf++)
2006 if (surf->texinfo->texture->rendertype == SURFRENDER_OPAQUE && surf->flags & SURF_SHADOWCAST)
2008 f = PlaneDiff(relativelightorigin, surf->plane);
2009 if (surf->flags & SURF_PLANEBACK)
2011 // draw shadows only for frontfaces and only if they are close
2012 if (f >= 0.1 && f < lightradius)
2014 temp[0] = bound(surf->poly_mins[0], relativelightorigin[0], surf->poly_maxs[0]) - relativelightorigin[0];
2015 temp[1] = bound(surf->poly_mins[1], relativelightorigin[1], surf->poly_maxs[1]) - relativelightorigin[1];
2016 temp[2] = bound(surf->poly_mins[2], relativelightorigin[2], surf->poly_maxs[2]) - relativelightorigin[2];
2017 if (DotProduct(temp, temp) < lightradius2)
2019 for (mesh = surf->mesh;mesh;mesh = mesh->chain)
2021 R_Mesh_GetSpace(mesh->numverts);
2022 R_Mesh_CopyVertex3f(mesh->vertex3f, mesh->numverts);
2023 R_Shadow_Volume(mesh->numverts, mesh->numtriangles, mesh->element3i, mesh->neighbor3i, relativelightorigin, lightradius, projectdistance);
2031 void R_Model_Brush_DrawLightForSurfaceList(entity_render_t *ent, vec3_t relativelightorigin, vec3_t relativeeyeorigin, float lightradius, float *lightcolor, msurface_t **surflist, int numsurfaces, const matrix4x4_t *matrix_modeltofilter, const matrix4x4_t *matrix_modeltoattenuationxyz, const matrix4x4_t *matrix_modeltoattenuationz)
2037 if (ent->model == NULL)
2039 R_Mesh_Matrix(&ent->matrix);
2040 R_UpdateTextureInfo(ent);
2041 for (surfnum = 0;surfnum < numsurfaces;surfnum++)
2043 surf = surflist[surfnum];
2044 if (surf->visframe == r_framecount)
2046 t = surf->texinfo->texture->currentframe;
2047 if (t->rendertype == SURFRENDER_OPAQUE && t->flags & SURF_SHADOWLIGHT)
2049 for (mesh = surf->mesh;mesh;mesh = mesh->chain)
2051 R_Shadow_DiffuseLighting(mesh->numverts, mesh->numtriangles, mesh->element3i, mesh->vertex3f, mesh->svector3f, mesh->tvector3f, mesh->normal3f, mesh->texcoordtexture2f, relativelightorigin, lightradius, lightcolor, matrix_modeltofilter, matrix_modeltoattenuationxyz, matrix_modeltoattenuationz, t->skin.base, t->skin.nmap, NULL);
2052 R_Shadow_SpecularLighting(mesh->numverts, mesh->numtriangles, mesh->element3i, mesh->vertex3f, mesh->svector3f, mesh->tvector3f, mesh->normal3f, mesh->texcoordtexture2f, relativelightorigin, relativeeyeorigin, lightradius, lightcolor, matrix_modeltofilter, matrix_modeltoattenuationxyz, matrix_modeltoattenuationz, t->skin.gloss, t->skin.nmap, NULL);
2059 void R_Model_Brush_DrawLight(entity_render_t *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)
2064 float f, lightmins[3], lightmaxs[3];
2066 if (ent->model == NULL)
2068 R_Mesh_Matrix(&ent->matrix);
2069 lightmins[0] = relativelightorigin[0] - lightradius;
2070 lightmins[1] = relativelightorigin[1] - lightradius;
2071 lightmins[2] = relativelightorigin[2] - lightradius;
2072 lightmaxs[0] = relativelightorigin[0] + lightradius;
2073 lightmaxs[1] = relativelightorigin[1] + lightradius;
2074 lightmaxs[2] = relativelightorigin[2] + lightradius;
2075 R_UpdateTextureInfo(ent);
2076 if (ent != &cl_entities[0].render)
2078 // bmodel, cull crudely to view and light
2079 for (surfnum = 0, surf = ent->model->surfaces + ent->model->firstmodelsurface;surfnum < ent->model->nummodelsurfaces;surfnum++, surf++)
2081 if (BoxesOverlap(surf->poly_mins, surf->poly_maxs, lightmins, lightmaxs))
2083 f = PlaneDiff(relativelightorigin, surf->plane);
2084 if (surf->flags & SURF_PLANEBACK)
2086 if (f >= -0.1 && f < lightradius)
2088 f = PlaneDiff(relativeeyeorigin, surf->plane);
2089 if (surf->flags & SURF_PLANEBACK)
2093 t = surf->texinfo->texture->currentframe;
2094 if (t->rendertype == SURFRENDER_OPAQUE && t->flags & SURF_SHADOWLIGHT)
2096 for (mesh = surf->mesh;mesh;mesh = mesh->chain)
2098 R_Shadow_DiffuseLighting(mesh->numverts, mesh->numtriangles, mesh->element3i, mesh->vertex3f, mesh->svector3f, mesh->tvector3f, mesh->normal3f, mesh->texcoordtexture2f, relativelightorigin, lightradius, lightcolor, matrix_modeltofilter, matrix_modeltoattenuationxyz, matrix_modeltoattenuationz, t->skin.base, t->skin.nmap, NULL);
2099 R_Shadow_SpecularLighting(mesh->numverts, mesh->numtriangles, mesh->element3i, mesh->vertex3f, mesh->svector3f, mesh->tvector3f, mesh->normal3f, mesh->texcoordtexture2f, relativelightorigin, relativeeyeorigin, lightradius, lightcolor, matrix_modeltofilter, matrix_modeltoattenuationxyz, matrix_modeltoattenuationz, t->skin.gloss, t->skin.nmap, NULL);
2109 // world, already culled to view, just cull to light
2110 for (surfnum = 0, surf = ent->model->surfaces + ent->model->firstmodelsurface;surfnum < ent->model->nummodelsurfaces;surfnum++, surf++)
2112 if (surf->visframe == r_framecount && BoxesOverlap(surf->poly_mins, surf->poly_maxs, lightmins, lightmaxs))
2114 f = PlaneDiff(relativelightorigin, surf->plane);
2115 if (surf->flags & SURF_PLANEBACK)
2117 if (f >= -0.1 && f < lightradius)
2119 t = surf->texinfo->texture->currentframe;
2120 if (t->rendertype == SURFRENDER_OPAQUE && t->flags & SURF_SHADOWLIGHT)
2122 for (mesh = surf->mesh;mesh;mesh = mesh->chain)
2124 R_Shadow_DiffuseLighting(mesh->numverts, mesh->numtriangles, mesh->element3i, mesh->vertex3f, mesh->svector3f, mesh->tvector3f, mesh->normal3f, mesh->texcoordtexture2f, relativelightorigin, lightradius, lightcolor, matrix_modeltofilter, matrix_modeltoattenuationxyz, matrix_modeltoattenuationz, t->skin.base, t->skin.nmap, NULL);
2125 R_Shadow_SpecularLighting(mesh->numverts, mesh->numtriangles, mesh->element3i, mesh->vertex3f, mesh->svector3f, mesh->tvector3f, mesh->normal3f, mesh->texcoordtexture2f, relativelightorigin, relativeeyeorigin, lightradius, lightcolor, matrix_modeltofilter, matrix_modeltoattenuationxyz, matrix_modeltoattenuationz, t->skin.gloss, t->skin.nmap, NULL);
2134 static void gl_surf_start(void)
2138 static void gl_surf_shutdown(void)
2142 static void gl_surf_newmap(void)
2146 void GL_Surf_Init(void)
2149 dlightdivtable[0] = 4194304;
2150 for (i = 1;i < 32768;i++)
2151 dlightdivtable[i] = 4194304 / (i << 7);
2153 Cvar_RegisterVariable(&r_ambient);
2154 Cvar_RegisterVariable(&r_vertexsurfaces);
2155 Cvar_RegisterVariable(&r_dlightmap);
2156 Cvar_RegisterVariable(&r_drawportals);
2157 Cvar_RegisterVariable(&r_testvis);
2158 Cvar_RegisterVariable(&r_floatbuildlightmap);
2159 Cvar_RegisterVariable(&r_detailtextures);
2160 Cvar_RegisterVariable(&r_surfaceworldnode);
2162 R_RegisterModule("GL_Surf", gl_surf_start, gl_surf_shutdown, gl_surf_newmap);