+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_DrawSkyFace(entity_render_t *ent, q3mface_t *face)
+{
+ rmeshstate_t m;
+ if (!face->num_triangles)
+ return;
+ 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->num_vertices, face->num_triangles, face->data_element3i);
+ qglColorMask(1,1,1,1);
+}
+
+void R_Q3BSP_DrawFace(entity_render_t *ent, q3mface_t *face)
+{
+ rmeshstate_t m;
+ if (!face->num_triangles)
+ return;
+ if (face->texture->renderflags)
+ {
+ if (face->texture->renderflags & Q3MTEXTURERENDERFLAGS_SKY)
+ 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->num_vertices, face->num_triangles, face->data_element3i);
+}
+
+void R_Q3BSP_RecursiveWorldNode(entity_render_t *ent, q3mnode_t *node, const vec3_t modelorg, qbyte *pvs, int markframe)
+{
+ int i;
+ q3mleaf_t *leaf;
+ while (node->isnode)
+ {
+ if (R_CullBox(node->mins, node->maxs))
+ return;
+ R_Q3BSP_RecursiveWorldNode(ent, node->children[0], modelorg, pvs, markframe);
+ node = node->children[1];
+ }
+ if (R_CullBox(node->mins, node->maxs))
+ return;
+ leaf = (q3mleaf_t *)node;
+ if (pvs[leaf->clusterindex >> 3] & (1 << (leaf->clusterindex & 7)))
+ for (i = 0;i < leaf->numleaffaces;i++)
+ leaf->firstleafface[i]->markframe = markframe;
+}
+
+static int r_q3bsp_framecount = -1;
+
+void R_Q3BSP_DrawSky(entity_render_t *ent)
+{
+ int i;
+ q3mface_t *face;
+ vec3_t modelorg;
+ model_t *model;
+ qbyte *pvs;
+ R_Mesh_Matrix(&ent->matrix);
+ model = ent->model;
+ if (r_drawcollisionbrushes.integer < 2)
+ {
+ Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
+ if (ent == &cl_entities[0].render && model->brushq3.num_pvsclusters && !r_novis.integer && (pvs = model->brush.GetPVS(model, modelorg)))
+ {
+ if (r_q3bsp_framecount != r_framecount)
+ {
+ r_q3bsp_framecount = r_framecount;
+ R_Q3BSP_RecursiveWorldNode(ent, model->brushq3.data_nodes, modelorg, pvs, r_framecount);
+ }
+ for (i = 0, face = model->brushq3.data_thismodel->firstface;i < model->brushq3.data_thismodel->numfaces;i++, face++)
+ if (face->markframe == r_framecount && (face->texture->renderflags & Q3MTEXTURERENDERFLAGS_SKY) && !R_CullBox(face->mins, face->maxs))
+ R_Q3BSP_DrawSkyFace(ent, face);
+ }
+ else
+ for (i = 0, face = model->brushq3.data_thismodel->firstface;i < model->brushq3.data_thismodel->numfaces;i++, face++)
+ if ((face->texture->renderflags & Q3MTEXTURERENDERFLAGS_SKY))
+ R_Q3BSP_DrawSkyFace(ent, face);
+ }
+}
+
+void R_Q3BSP_Draw(entity_render_t *ent)
+{
+ int i;
+ q3mface_t *face;
+ vec3_t modelorg;
+ model_t *model;
+ qbyte *pvs;
+ R_Mesh_Matrix(&ent->matrix);
+ model = ent->model;
+ if (r_drawcollisionbrushes.integer < 2)
+ {
+ Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
+ if (ent == &cl_entities[0].render && model->brushq3.num_pvsclusters && !r_novis.integer && (pvs = model->brush.GetPVS(model, modelorg)))
+ {
+ if (r_q3bsp_framecount != r_framecount)
+ {
+ r_q3bsp_framecount = r_framecount;
+ R_Q3BSP_RecursiveWorldNode(ent, model->brushq3.data_nodes, modelorg, pvs, r_framecount);
+ }
+ for (i = 0, face = model->brushq3.data_thismodel->firstface;i < model->brushq3.data_thismodel->numfaces;i++, face++)
+ if (face->markframe == r_framecount && !R_CullBox(face->mins, face->maxs))
+ R_Q3BSP_DrawFace(ent, face);
+ }
+ else
+ for (i = 0, face = model->brushq3.data_thismodel->firstface;i < model->brushq3.data_thismodel->numfaces;i++, face++)
+ R_Q3BSP_DrawFace(ent, face);
+ }
+ if (r_drawcollisionbrushes.integer >= 1)
+ {
+ rmeshstate_t m;
+ memset(&m, 0, sizeof(m));
+ GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
+ GL_DepthMask(false);
+ GL_DepthTest(true);
+ R_Mesh_State_Texture(&m);
+ for (i = 0;i < model->brushq3.data_thismodel->numbrushes;i++)
+ if (model->brushq3.data_thismodel->firstbrush[i].colbrushf && model->brushq3.data_thismodel->firstbrush[i].colbrushf->numtriangles)
+ R_DrawCollisionBrush(model->brushq3.data_thismodel->firstbrush[i].colbrushf);
+ }
+}
+
+void R_Q3BSP_DrawShadowVolume(entity_render_t *ent, vec3_t relativelightorigin, float lightradius)
+{
+ int i;
+ q3mface_t *face;
+ vec3_t modelorg, lightmins, lightmaxs;
+ model_t *model;
+ float projectdistance;
+ projectdistance = 1000000000.0f;//lightradius + ent->model->radius;
+ if (r_drawcollisionbrushes.integer < 2)
+ {
+ model = ent->model;
+ R_Mesh_Matrix(&ent->matrix);
+ Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
+ 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;
+ //if (ent == &cl_entities[0].render && model->brushq3.num_pvsclusters && !r_novis.integer && (pvs = model->brush.GetPVS(model, modelorg)))
+ // R_Q3BSP_RecursiveWorldNode(ent, model->brushq3.data_nodes, modelorg, pvs, ++markframe);
+ //else
+ for (i = 0, face = model->brushq3.data_thismodel->firstface;i < model->brushq3.data_thismodel->numfaces;i++, face++)
+ if (BoxesOverlap(lightmins, lightmaxs, face->mins, face->maxs))
+ R_Shadow_Volume(face->num_vertices, face->num_triangles, face->data_vertex3f, face->data_element3i, face->data_neighbor3i, relativelightorigin, lightradius, projectdistance);
+ }
+}
+
+void R_Q3BSP_DrawFaceLight(entity_render_t *ent, q3mface_t *face, 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)
+{
+ if ((face->texture->renderflags & Q3MTEXTURERENDERFLAGS_NODRAW) || !face->num_triangles)
+ return;
+ R_Shadow_DiffuseLighting(face->num_vertices, face->num_triangles, face->data_element3i, face->data_vertex3f, face->data_svector3f, face->data_tvector3f, face->data_normal3f, face->data_texcoordtexture2f, relativelightorigin, lightradius, lightcolor, matrix_modeltofilter, matrix_modeltoattenuationxyz, matrix_modeltoattenuationz, face->texture->skin.base, face->texture->skin.nmap, NULL);
+ R_Shadow_SpecularLighting(face->num_vertices, face->num_triangles, face->data_element3i, face->data_vertex3f, face->data_svector3f, face->data_tvector3f, face->data_normal3f, face->data_texcoordtexture2f, relativelightorigin, relativeeyeorigin, lightradius, lightcolor, matrix_modeltofilter, matrix_modeltoattenuationxyz, matrix_modeltoattenuationz, face->texture->skin.gloss, face->texture->skin.nmap, NULL);
+}
+
+void R_Q3BSP_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 i;
+ q3mface_t *face;
+ vec3_t modelorg, lightmins, lightmaxs;
+ model_t *model;
+ //qbyte *pvs;
+ //static int markframe = 0;
+ if (r_drawcollisionbrushes.integer < 2)
+ {
+ model = ent->model;
+ R_Mesh_Matrix(&ent->matrix);
+ Matrix4x4_Transform(&ent->inversematrix, r_origin, modelorg);
+ 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;
+ //if (ent == &cl_entities[0].render && model->brushq3.num_pvsclusters && !r_novis.integer && (pvs = model->brush.GetPVS(model, modelorg)))
+ // R_Q3BSP_RecursiveWorldNode(ent, model->brushq3.data_nodes, modelorg, pvs, ++markframe);
+ //else
+ for (i = 0, face = model->brushq3.data_thismodel->firstface;i < model->brushq3.data_thismodel->numfaces;i++, face++)
+ if ((ent != &cl_entities[0].render || face->visframe == r_framecount) && BoxesOverlap(lightmins, lightmaxs, face->mins, face->maxs))
+ R_Q3BSP_DrawFaceLight(ent, face, relativelightorigin, relativeeyeorigin, lightradius, lightcolor, matrix_modeltofilter, matrix_modeltoattenuationxyz, matrix_modeltoattenuationz);
+ }
+}
+