LODs for scene upload

2 files changed, 16 insertions, 0 deletions

diff --git a/indra/llmath/llvolume.cpp b/indra/llmath/llvolume.cpp
index 844918432d..de32070da1 100644
--- a/indra/llmath/llvolume.cpp
+++ b/indra/llmath/llvolume.cpp
@@ -3807,6 +3807,20 @@ S32 LLVolume::getNumTriangleIndices() const
 	return count;
 }
 
+
+S32 LLVolume::getNumTriangles() const
+{
+	U32 triangle_count = 0;
+
+	for (S32 i = 0; i < getNumVolumeFaces(); ++i)
+	{
+		triangle_count += getVolumeFace(i).mIndices.size()/3;
+	}
+
+	return triangle_count;
+}
+
+
 //-----------------------------------------------------------------------------
 // generateSilhouetteVertices()
 //-----------------------------------------------------------------------------
diff --git a/indra/llmath/llvolume.h b/indra/llmath/llvolume.h
index 9970b24a94..e3ab648fe3 100644
--- a/indra/llmath/llvolume.h
+++ b/indra/llmath/llvolume.h
@@ -912,6 +912,8 @@ public:
 	// returns number of triangle indeces required for path/profile mesh
 	S32 getNumTriangleIndices() const;
 
+	S32 getNumTriangles() const;
+
 	void generateSilhouetteVertices(std::vector<LLVector3> &vertices, 
 									std::vector<LLVector3> &normals, 
 									std::vector<S32> &segments,