Draw modifier volumes only if enabled in settings (defaults to true)

core/nullDC.cpp

@@ -243,6 +243,7 @@ void LoadSettings()
     settings.aica.NoSound			= cfgLoadInt("config","aica.NoSound",0);
 	settings.rend.UseMipmaps		= cfgLoadInt("config","rend.UseMipmaps",1);
 	settings.rend.WideScreen		= cfgLoadInt("config","rend.WideScreen",0);
+	settings.rend.ModifierVolumes	= cfgLoadInt("config","rend.ModifierVolumes",1);
 	
 	settings.pvr.subdivide_transp	= cfgLoadInt("config","pvr.Subdivide",0);
 	

core/rend/gles/gldraw.cpp

@@ -1109,7 +1109,8 @@ void DrawStrips()
 	/*if (!GetAsyncKeyState(VK_F1))*/
 	DrawList<ListType_Opaque,false>(pvrrc.global_param_op);
 
-	DrawModVols();
+	if (settings.rend.ModifierVolumes)
+		DrawModVols();
 
 	//Alpha tested
 	//setup alpha test state

core/types.h

@@ -615,6 +615,7 @@ struct settings_t
 	{
 		bool UseMipmaps;
 		bool WideScreen;
+		bool ModifierVolumes;
 	} rend;
 
 	struct