SH-350 SH-351 SH-355 FIX Several fixes for ARC

Fixed the texture resolution calculation against the rounding errors
   we had before.
Fixed the bug where linking prims changed the combined cost
Fixed the bug where twisting was not computed properly

Code reviewed by davep.

1 files changed, 27 insertions, 0 deletions

diff --git a/indra/newview/llselectmgr.cpp b/indra/newview/llselectmgr.cpp
index 728694117c..eb1ca66334 100644
--- a/indra/newview/llselectmgr.cpp
+++ b/indra/newview/llselectmgr.cpp
@@ -6335,6 +6335,33 @@ U32 LLObjectSelection::getSelectedObjectTriangleCount()
 	return count;
 }
 
+S32 LLObjectSelection::getSelectedObjectRenderCost()
+{
+       S32 cost = 0;
+       LLVOVolume::texture_cost_t textures;
+       for (list_t::iterator iter = mList.begin(); iter != mList.end(); ++iter)
+       {
+               LLSelectNode* node = *iter;
+               LLVOVolume* object = (LLVOVolume*)node->getObject();
+
+               if (object)
+               {
+                       cost += object->getRenderCost(textures);
+               }
+
+               for (LLVOVolume::texture_cost_t::iterator iter = textures.begin(); iter != textures.end(); ++iter)
+               {
+                       // add the cost of each individual texture in the linkset
+                       cost += iter->second;
+                       llinfos << "adding texture cost of: " << iter->second << llendl;
+               }
+               textures.clear();
+       }
+
+
+       return cost;
+}
+
 
 //-----------------------------------------------------------------------------
 // getTECount()