--- a/Vis.cpp	Mon Oct 22 09:20:49 2012 +0600
+++ b/Vis.cpp	Mon Oct 29 09:28:08 2012 +0600
@@ -93,7 +93,7 @@
     }
   }
   pGame->pIndoorCameraD3D->ViewTransform(static_sub_4C1026_array_F8F200, v7);
-  pGame->pIndoorCameraD3D->_436BB7_project_and_stuff(static_sub_4C1026_array_F8F200, v7, 1);
+  pGame->pIndoorCameraD3D->Project(static_sub_4C1026_array_F8F200, v7, 1);
   v15 = this;
   SortVectors_x(static_sub_4C1026_array_F8F200, 0, v7 - 1);
   if ( static_sub_4C1026_array_F8F200[0].vWorldViewPosition.x > (double)a4
@@ -369,7 +369,7 @@
         v7 = v6;
         if ( is_part_of_selection(&pIndoor->pFaces[v6], a5) )
         {
-          if ( !pGame->pIndoorCameraD3D->IsFaceFacedTowardsCamera(&pIndoor->pFaces[v7]) )
+          if ( !pGame->pIndoorCameraD3D->IsCulled(&pIndoor->pFaces[v7]) )
           {
             if ( Intersect_Ray_Face(pRay, pRay + 1, &fDepth, &a1, &pIndoor->pFaces[v7], 0xFFFFFFFFu) )
             {
@@ -1419,6 +1419,8 @@
   Vis *thisa; // [sp+68h] [bp-8h]@1
   RenderVertexSoft *v16; // [sp+6Ch] [bp-4h]@2
 
+  __debugbreak();
+
   result = sRight;
   thisa = this;
   if ( sRight > sLeft )
@@ -1600,20 +1602,17 @@
 //----- (004C0646) --------------------------------------------------------
 bool Vis::PickMouse(float fDepth, float fMouseX, float fMouseY, stru157 *a5, stru157 *a6)
 {
-  Vis *v6; // esi@1
-  bool result; // eax@4
   RenderVertexSoft pMouseRay[2]; // [sp+1Ch] [bp-60h]@1
 
-  v6 = this;
-  this->stru1.uNumPointers = 0;
+  stru1.uNumPointers = 0;
   CastPickRay(pMouseRay, fMouseX, fMouseY, fDepth);
-  PickBillboards(fDepth, fMouseX, fMouseY, &v6->stru1, a5);
+  PickBillboards(fDepth, fMouseX, fMouseY, &stru1, a5);
   if (uCurrentlyLoadedLevelType == LEVEL_Indoor)
-    PickIndoor(fDepth, pMouseRay, &v6->stru1, a6);
+    PickIndoor(fDepth, pMouseRay, &stru1, a6);
   else
-    PickOutdoor(fDepth, pMouseRay, &v6->stru1, a6, 0);
-  v6->stru1.create_object_pointers(0);
-  sort_object_pointers(v6->stru1.array_1804, 0, v6->stru1.uNumPointers - 1);
+    PickOutdoor(fDepth, pMouseRay, &stru1, a6, 0);
+  stru1.create_object_pointers(0);
+  sort_object_pointers(stru1.array_1804, 0, stru1.uNumPointers - 1);
   return true;
 }
 
@@ -2000,7 +1999,7 @@
       if ( v5 < (signed int)pIndoor->uNumFaces )
       {
         v6 = &pIndoor->pFaces[v5];
-        if ( !pGame->pIndoorCameraD3D->IsFaceFacedTowardsCamera(&pIndoor->pFaces[v5]) )
+        if ( !pGame->pIndoorCameraD3D->IsCulled(&pIndoor->pFaces[v5]) )
         {
           if ( is_part_of_selection(v6, a2) )
           {