Catch up with viewer-beta. Primarily sim transition alterations to reduce frame hitching, and some optimization in LLViewerObjectList (std::set -> std::vector and and some allocation tweakage).

indra/newview/lldrawpooltree.cpp

@@ -43,6 +43,7 @@
 #include "llviewershadermgr.h"
 #include "llrender.h"
 #include "llviewercontrol.h"
+#include "llviewerregion.h"
 
 S32 LLDrawPoolTree::sDiffTex = 0;
 static LLGLSLShader* shader = NULL;
@@ -116,8 +117,22 @@ void LLDrawPoolTree::render(S32 pass)
 	{
 		LLFace *face = *iter;
 		LLVertexBuffer* buff = face->getVertexBuffer();
+
 		if(buff)
 		{
+			LLMatrix4* model_matrix = &(face->getDrawable()->getRegion()->mRenderMatrix);
+
+			if (model_matrix != gGLLastMatrix)
+			{
+				gGLLastMatrix = model_matrix;
+				gGL.loadMatrix(gGLModelView);
+				if (model_matrix)
+				{
+					gGL.multMatrix((GLfloat*) model_matrix->mMatrix);
+				}
+				gPipeline.mMatrixOpCount++;
+			}
+
 			buff->setBuffer(LLDrawPoolTree::VERTEX_DATA_MASK);
 			buff->drawRange(LLRender::TRIANGLES, 0, buff->getNumVerts()-1, buff->getNumIndices(), 0); 
 			gPipeline.addTrianglesDrawn(buff->getNumIndices());