+}
+
+void R_DrawWorld(entity_render_t *ent)
+{
+ if (ent->model == NULL)
+ return;
+ if (!ent->model->brushq1.numleafs && ent->model->Draw)
+ ent->model->Draw(ent);
+ else
+ {
+ R_PrepareSurfaces(ent);
+ R_DrawSurfaces(ent, SHADERSTAGE_SKY, ent->model->brushq1.pvstexturechains);
+ R_DrawSurfaces(ent, SHADERSTAGE_NORMAL, ent->model->brushq1.pvstexturechains);
+ if (r_drawportals.integer)
+ R_DrawPortals(ent);
+ }
+}
+
+void R_Model_Brush_DrawSky(entity_render_t *ent)
+{
+ if (ent->model == NULL)
+ return;
+ if (ent != &cl_entities[0].render)
+ R_PrepareBrushModel(ent);
+ R_DrawSurfaces(ent, SHADERSTAGE_SKY, ent->model->brushq1.pvstexturechains);
+}
+
+void R_Model_Brush_Draw(entity_render_t *ent)
+{
+ if (ent->model == NULL)
+ return;
+ c_bmodels++;
+ if (ent != &cl_entities[0].render)
+ R_PrepareBrushModel(ent);
+ R_DrawSurfaces(ent, SHADERSTAGE_NORMAL, ent->model->brushq1.pvstexturechains);
+}
+
+void R_Model_Brush_DrawShadowVolume (entity_render_t *ent, vec3_t relativelightorigin, float lightradius)
+{
+ int i;
+ msurface_t *surf;
+ float projectdistance, f, temp[3], lightradius2;
+ surfmesh_t *mesh;
+ if (ent->model == NULL)
+ return;
+ R_Mesh_Matrix(&ent->matrix);
+ lightradius2 = lightradius * lightradius;
+ R_UpdateTextureInfo(ent);
+ projectdistance = 1000000000.0f;//lightradius + ent->model->radius;
+ for (i = 0, surf = ent->model->brushq1.surfaces + ent->model->brushq1.firstmodelsurface;i < ent->model->brushq1.nummodelsurfaces;i++, surf++)
+ {
+ if (surf->texinfo->texture->rendertype == SURFRENDER_OPAQUE && surf->flags & SURF_SHADOWCAST)
+ {
+ f = PlaneDiff(relativelightorigin, surf->plane);
+ if (surf->flags & SURF_PLANEBACK)
+ f = -f;
+ // draw shadows only for frontfaces and only if they are close
+ if (f >= 0.1 && f < lightradius)
+ {
+ temp[0] = bound(surf->poly_mins[0], relativelightorigin[0], surf->poly_maxs[0]) - relativelightorigin[0];
+ temp[1] = bound(surf->poly_mins[1], relativelightorigin[1], surf->poly_maxs[1]) - relativelightorigin[1];
+ temp[2] = bound(surf->poly_mins[2], relativelightorigin[2], surf->poly_maxs[2]) - relativelightorigin[2];
+ if (DotProduct(temp, temp) < lightradius2)
+ for (mesh = surf->mesh;mesh;mesh = mesh->chain)
+ R_Shadow_Volume(mesh->numverts, mesh->numtriangles, mesh->vertex3f, mesh->element3i, mesh->neighbor3i, relativelightorigin, lightradius, projectdistance);
+ }
+ }
+ }
+}
+
+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)
+{
+ int surfnum;
+ msurface_t *surf;
+ texture_t *t;
+ surfmesh_t *mesh;
+ if (ent->model == NULL)
+ return;
+ R_Mesh_Matrix(&ent->matrix);
+ R_UpdateTextureInfo(ent);
+ for (surfnum = 0;surfnum < numsurfaces;surfnum++)
+ {
+ surf = surflist[surfnum];
+ if (surf->visframe == r_framecount)
+ {
+ t = surf->texinfo->texture->currentframe;
+ if (t->rendertype == SURFRENDER_OPAQUE && t->flags & SURF_SHADOWLIGHT)
+ {
+ for (mesh = surf->mesh;mesh;mesh = mesh->chain)
+ {
+ 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);
+ 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);
+ }
+ }
+ }
+ }
+}
+
+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)
+{
+ int surfnum;
+ msurface_t *surf;
+ texture_t *t;
+ float f, lightmins[3], lightmaxs[3];
+ surfmesh_t *mesh;
+ if (ent->model == NULL)
+ return;
+ R_Mesh_Matrix(&ent->matrix);
+ lightmins[0] = relativelightorigin[0] - lightradius;
+ lightmins[1] = relativelightorigin[1] - lightradius;
+ lightmins[2] = relativelightorigin[2] - lightradius;
+ lightmaxs[0] = relativelightorigin[0] + lightradius;
+ lightmaxs[1] = relativelightorigin[1] + lightradius;
+ lightmaxs[2] = relativelightorigin[2] + lightradius;
+ R_UpdateTextureInfo(ent);
+ for (surfnum = 0, surf = ent->model->brushq1.surfaces + ent->model->brushq1.firstmodelsurface;surfnum < ent->model->brushq1.nummodelsurfaces;surfnum++, surf++)
+ {
+ if ((ent != &cl_entities[0].render || surf->visframe == r_framecount) && BoxesOverlap(surf->poly_mins, surf->poly_maxs, lightmins, lightmaxs))
+ {
+ f = PlaneDiff(relativelightorigin, surf->plane);
+ if (surf->flags & SURF_PLANEBACK)
+ f = -f;
+ if (f >= -0.1 && f < lightradius)
+ {
+ t = surf->texinfo->texture->currentframe;
+ if (t->rendertype == SURFRENDER_OPAQUE && t->flags & SURF_SHADOWLIGHT)
+ {
+ for (mesh = surf->mesh;mesh;mesh = mesh->chain)
+ {
+ 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);
+ 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);
+ }
+ }
+ }
+ }
+ }
+}
+
+void R_DrawCollisionBrush(colbrushf_t *brush)
+{
+ int i;
+ i = ((int)brush) / sizeof(colbrushf_t);
+ GL_Color((i & 31) * (1.0f / 32.0f), ((i >> 5) & 31) * (1.0f / 32.0f), ((i >> 10) & 31) * (1.0f / 32.0f), 0.2f);
+ GL_VertexPointer(brush->points->v);
+ R_Mesh_Draw(brush->numpoints, brush->numtriangles, brush->elements);
+}
+
+void R_Q3BSP_DrawFace(entity_render_t *ent, q3mface_t *face)
+{
+ rmeshstate_t m;
+ if (!face->numtriangles)
+ return;
+ if (face->texture->renderflags)
+ {
+ if (face->texture->renderflags & Q3MTEXTURERENDERFLAGS_SKY)
+ {
+ if (skyrendernow)
+ {
+ skyrendernow = false;
+ if (skyrendermasked)
+ R_Sky();
+ }
+
+ R_Mesh_Matrix(&ent->matrix);
+
+ GL_Color(fogcolor[0], fogcolor[1], fogcolor[2], 1);
+ if (skyrendermasked)
+ {
+ // depth-only (masking)
+ qglColorMask(0,0,0,0);
+ // just to make sure that braindead drivers don't draw anything
+ // despite that colormask...
+ GL_BlendFunc(GL_ZERO, GL_ONE);
+ }
+ else
+ {
+ // fog sky
+ GL_BlendFunc(GL_ONE, GL_ZERO);
+ }
+ GL_DepthMask(true);
+ GL_DepthTest(true);
+
+ memset(&m, 0, sizeof(m));
+ R_Mesh_State_Texture(&m);
+
+ GL_VertexPointer(face->data_vertex3f);
+ R_Mesh_Draw(face->numvertices, face->numtriangles, face->data_element3i);
+ qglColorMask(1,1,1,1);
+ return;
+ }
+ if (face->texture->renderflags & Q3MTEXTURERENDERFLAGS_NODRAW)
+ return;
+ }
+ R_Mesh_Matrix(&ent->matrix);
+ face->visframe = r_framecount;
+ memset(&m, 0, sizeof(m));
+ GL_BlendFunc(GL_ONE, GL_ZERO);
+ GL_DepthMask(true);
+ GL_DepthTest(true);
+ m.tex[0] = R_GetTexture(face->texture->skin.base);
+ m.pointer_texcoord[0] = face->data_texcoordtexture2f;
+ if (face->lightmaptexture)
+ {
+ m.tex[1] = R_GetTexture(face->lightmaptexture);
+ m.pointer_texcoord[1] = face->data_texcoordlightmap2f;
+ m.texrgbscale[1] = 2;
+ GL_Color(1, 1, 1, 1);
+ }
+ else
+ {
+ m.texrgbscale[0] = 2;
+ GL_ColorPointer(face->data_color4f);
+ }
+ R_Mesh_State_Texture(&m);
+ GL_VertexPointer(face->data_vertex3f);
+ R_Mesh_Draw(face->numvertices, face->numtriangles, face->data_element3i);