skip surfaces with no triangles in Q3BSP rendering code to avoid a R_Mesh_Draw warning

git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@4645 d7cf8633-e32d-0410-b094-e92efae38249

diff --git a/gl_rsurf.c b/gl_rsurf.c
index 3fb82f3b6bd4b097be28dfa2651ec4090500d512..87ad132a8e80f8f47d4834a602b89f2260414f0a 100644 (file)
--- a/gl_rsurf.c
+++ b/gl_rsurf.c
@@ -2294,7 +2294,7 @@ void R_Q3BSP_DrawFaces(entity_render_t *ent, int skyfaces)
                                        if (r_surf_surfacevisible[t->facenumlist[i]])
                                        {
                                                face = t->facelist[i];
-                                               if (!R_CullBox(face->mins, face->maxs))
+                                               if (!R_CullBox(face->mins, face->maxs) && face->numtriangles)
                                                {
                                                        if (numfaces >= maxfaces)
                                                        {
@@ -2317,8 +2317,8 @@ void R_Q3BSP_DrawFaces(entity_render_t *ent, int skyfaces)
                numfaces = 0;
                for (i = 0, face = model->brushq3.data_thismodel->firstface;i < model->brushq3.data_thismodel->numfaces;i++, face++)
                {
-                       if ((face->texture->surfaceflags & flagsmask) == flags)
-                       {
+                       if ((face->texture->surfaceflags & flagsmask) == flags && face->numtriangles)
+                       {                                                     
                                if (t != face->texture || numfaces >= maxfaces)
                                {
                                        if (numfaces)
@@ -2422,7 +2422,7 @@ void R_Q3BSP_GetLightInfo(entity_render_t *ent, vec3_t relativelightorigin, floa
                                        surfaceindex = surface - model->brushq3.data_faces;
                                        if (!CHECKPVSBIT(outsurfacepvs, surfaceindex))
                                        {
-                                               if (BoxesOverlap(lightmins, lightmaxs, surface->mins, surface->maxs) && !(surface->texture->surfaceparms & Q3SURFACEPARM_TRANS) && !(surface->texture->surfaceflags & (Q3SURFACEFLAG_SKY | Q3SURFACEFLAG_NODRAW)))
+                                               if (BoxesOverlap(lightmins, lightmaxs, surface->mins, surface->maxs) && !(surface->texture->surfaceparms & Q3SURFACEPARM_TRANS) && !(surface->texture->surfaceflags & (Q3SURFACEFLAG_SKY | Q3SURFACEFLAG_NODRAW)) && surface->numtriangles)
                                                {
                                                        for (triangleindex = 0, t = surface->num_firstshadowmeshtriangle, e = model->brush.shadowmesh->element3i + t * 3;triangleindex < surface->num_triangles;triangleindex++, t++, e += 3)
                                                        {
@@ -2475,7 +2475,7 @@ void R_Q3BSP_DrawShadowVolume(entity_render_t *ent, vec3_t relativelightorigin,
                {
                        surface = model->brushq3.data_faces + surfacelist[surfacelistindex];
                        // FIXME: check some manner of face->rendermode here?
-                       if (!(surface->texture->surfaceflags & Q3SURFACEFLAG_NODRAW) && surface->num_triangles && !(surface->texture->surfaceparms & Q3SURFACEPARM_TRANS))
+                       if (!(surface->texture->surfaceflags & Q3SURFACEFLAG_NODRAW) && !(surface->texture->surfaceparms & Q3SURFACEPARM_TRANS))
                                R_Shadow_MarkVolumeFromBox(surface->num_firstshadowmeshtriangle, surface->num_triangles, model->brush.shadowmesh->vertex3f, model->brush.shadowmesh->element3i, relativelightorigin, lightmins, lightmaxs, surface->mins, surface->maxs);
                }
                R_Shadow_VolumeFromList(model->brush.shadowmesh->numverts, model->brush.shadowmesh->numtriangles, model->brush.shadowmesh->vertex3f, model->brush.shadowmesh->element3i, model->brush.shadowmesh->neighbor3i, relativelightorigin, lightradius + model->radius + r_shadow_projectdistance.value, numshadowmark, shadowmarklist);