gl_rmain: Instead of avoiding a call to R_BuildLightmap if surface is…

… not visible, simply don't set the update flag.

git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@13026 d7cf8633-e32d-0410-b094-e92efae38249

gl_rmain.c

@@ -10026,14 +10026,18 @@ void R_DrawModelSurfaces(entity_render_t *ent, qbool skysurfaces, qbool writedep
 	if (!skysurfaces && !depthonly && !prepass && model->brushq1.num_lightstyles && r_refdef.scene.lightmapintensity > 0)
 	{
 		model_brush_lightstyleinfo_t *style;
+		// Iterate over each active style
 		for (i = 0, style = model->brushq1.data_lightstyleinfo;i < model->brushq1.num_lightstyles;i++, style++)
 		{
 			if (style->value != r_refdef.scene.lightstylevalue[style->style])
 			{
 				int *list = style->surfacelist;
 				style->value = r_refdef.scene.lightstylevalue[style->style];
+				// Iterate over every surface this style applies to
 				for (j = 0;j < style->numsurfaces;j++)
-					update[list[j]] = true;
+					// Update brush entities even if not visible otherwise they'll render solid black.
+					if(r_refdef.viewcache.world_surfacevisible[list[j]] || ent != r_refdef.scene.worldentity)
+						update[list[j]] = true;
 			}
 		}
 	}
@@ -10088,8 +10092,7 @@ void R_DrawModelSurfaces(entity_render_t *ent, qbool skysurfaces, qbool writedep
 		int updated = 0;
 		for (j = model->firstmodelsurface, endj = model->firstmodelsurface + model->nummodelsurfaces;j < endj;j++)
 		{
-			// Update brush entities even if not visible otherwise they'll render solid black.
-			if (update[j] && (r_refdef.viewcache.world_surfacevisible[j] || ent != r_refdef.scene.worldentity))
+			if (update[j])
 			{
 				updated++;
 				R_BuildLightMap(ent, surfaces + j);