+
+ if (r_showoverdraw.value > 0)
+ {
+ float c = r_refdef.view.colorscale * r_showoverdraw.value * 0.125f;
+ flagsmask = MATERIALFLAG_SKY | MATERIALFLAG_WALL;
+ R_SetupShader_Generic(NULL, NULL, GL_MODULATE, 1);
+ GL_DepthTest(false);
+ GL_DepthMask(false);
+ GL_DepthRange(0, 1);
+ GL_BlendFunc(GL_ONE, GL_ONE);
+ for (i = 0, j = model->firstmodelsurface, surface = model->data_surfaces + j;i < model->nummodelsurfaces;i++, j++, surface++)
+ {
+ if (ent == r_refdef.scene.worldentity && !r_refdef.viewcache.world_surfacevisible[j])
+ continue;
+ rsurface.texture = R_GetCurrentTexture(surface->texture);
+ if ((rsurface.texture->currentmaterialflags & flagsmask) && surface->num_triangles)
+ {
+ RSurf_PrepareVerticesForBatch(BATCHNEED_ARRAY_VERTEX | BATCHNEED_NOGAPS, 1, &surface);
+ GL_CullFace((rsurface.texture->currentmaterialflags & MATERIALFLAG_NOCULLFACE) ? GL_NONE : r_refdef.view.cullface_back);
+ if (!rsurface.texture->currentlayers->depthmask)
+ GL_Color(c, 0, 0, 1.0f);
+ else if (ent == r_refdef.scene.worldentity)
+ GL_Color(c, c, c, 1.0f);
+ else
+ GL_Color(0, c, 0, 1.0f);
+ R_Mesh_PrepareVertices_Generic_Arrays(rsurface.batchnumvertices, rsurface.batchvertex3f, NULL, NULL);
+ RSurf_DrawBatch();
+ }
+ }
+ rsurface.texture = NULL;