SH-224 Add new streaming cost algorithm debug displays to viewer.

Add the ability to clear LOD slots.
Make triangle count UI more responsive to Generate LOD button.
Add triangle count debug display for current selection.

Reviewed by Nyx

1 files changed, 39 insertions, 0 deletions

diff --git a/indra/newview/llvovolume.cpp b/indra/newview/llvovolume.cpp
index 30bd981aa6..8eabe8ed90 100644
--- a/indra/newview/llvovolume.cpp
+++ b/indra/newview/llvovolume.cpp
@@ -3207,6 +3207,45 @@ U32 LLVOVolume::getRenderCost(texture_cost_t &textures) const
 
 }
 
+F32 LLVOVolume::getStreamingCost()
+{
+	std::string header_lod[] = 
+	{
+		"lowest_lod",
+		"low_lod",
+		"medium_lod",
+		"high_lod"
+	};
+
+
+	if (isMesh())
+	{	
+		const LLSD& header = gMeshRepo.getMeshHeader(getVolume()->getParams().getSculptID());
+
+		F32 radius = getRadius();
+		
+		return LLMeshRepository::getStreamingCost(header, radius);
+	}
+		
+	
+	return 0.f;
+}
+
+U32 LLVOVolume::getTriangleCount()
+{
+	U32 count = 0;
+	LLVolume* volume = getVolume();
+	if (volume)
+	{
+		for (S32 i = 0; i < volume->getNumVolumeFaces(); ++i)
+		{
+			count += volume->getVolumeFace(i).mNumIndices/3;
+		}
+	}
+
+	return count;
+}
+
 //static
 void LLVOVolume::preUpdateGeom()
 {