FIX SH-859, SH-1274 - added fix for determining triangle count and

	performance tested impact of animated textures

Also did some cleanup to ensure branch built and ran properly after
last merge.

1 files changed, 15 insertions, 29 deletions

diff --git a/indra/newview/llvovolume.cpp b/indra/newview/llvovolume.cpp
index 2882e644c8..373b7f372b 100755
--- a/indra/newview/llvovolume.cpp
+++ b/indra/newview/llvovolume.cpp
@@ -2995,7 +2995,7 @@ U32 LLVOVolume::getRenderCost(texture_cost_t &textures) const
 	static const F32 ARC_WEIGHTED_MESH = 1.2f; // tested based on performance

 

 	static const F32 ARC_PLANAR_COST = 1.0f; // tested based on performance to have negligible impact

-	static const F32 ARC_ANIM_TEX_COST = 1.4f; // 1.4x max

+	static const F32 ARC_ANIM_TEX_COST = 4.f; // tested based on performance

 	static const F32 ARC_ALPHA_COST = 4.f; // 4x max - based on performance

 

 	F32 shame = 0;

@@ -3023,28 +3023,20 @@ U32 LLVOVolume::getRenderCost(texture_cost_t &textures) const
 		path_params = volume_params.getPathParams();

 		profile_params = volume_params.getProfileParams();

 

-		F32 radius = getVolume()->mLODScaleBias.scaledVec(getScale()).length();

-		S32 default_detail = llclamp((S32) (sqrtf(radius)*LLVOVolume::sLODFactor*4.f), 0, 3);

-		if (default_detail == getLOD())

-		{

-			num_triangles = getTriangleCount();

-		}

-		else

+		F32 weighted_triangles = -1.0;

+		getStreamingCost(NULL, NULL, &weighted_triangles);

+

+		if (weighted_triangles > 0.0)

 		{

-			LLVolume* default_volume = LLPrimitive::getVolumeManager()->refVolume(volume_params, default_detail);

-			if(default_volume != NULL)

-			{

-				num_triangles = default_volume->getNumTriangles();

-				LLPrimitive::getVolumeManager()->unrefVolume(default_volume);

-				default_volume = NULL;

-			}

-			else

-			{

-				has_volume = false;

-			}

+			num_triangles = (U32)weighted_triangles;

 		}

 	}

 

+	if (num_triangles == 0)

+	{

+		num_triangles = 4;

+	}

+

 	if (isSculpted())

 	{

 		if (isMesh())

@@ -3054,18 +3046,12 @@ U32 LLVOVolume::getRenderCost(texture_cost_t &textures) const
 			S32 size = gMeshRepo.getMeshSize(volume_params.getSculptID(),3);

 			if ( size > 0)

 			{

-				num_triangles = (U32)(size / 10.f); // avg 1 triangle per 10 bytes

-				if (gMeshRepo.getSkinInfo(volume_params.getSculptID()))

+				if (gMeshRepo.getSkinInfo(volume_params.getSculptID(), this))

 				{

 					// weighted attachment - 1 point for every 3 bytes

 					weighted_mesh = 1;

 				}

 

-				if (num_triangles == 0)

-				{

-					// someone made a really tiny mesh. Approximate with a tetrahedron.

-					num_triangles = 4;

-				}

 			}

 			else

 			{

@@ -3231,7 +3217,7 @@ U32 LLVOVolume::getRenderCost(texture_cost_t &textures) const
 	return (U32)shame;

 }

 

-F32 LLVOVolume::getStreamingCost(S32* bytes, S32* visible_bytes)

+F32 LLVOVolume::getStreamingCost(S32* bytes, S32* visible_bytes, F32* unscaled_value) const

 {

 	F32 radius = getScale().length()*0.5f;

 

@@ -3239,7 +3225,7 @@ F32 LLVOVolume::getStreamingCost(S32* bytes, S32* visible_bytes)
 	{	

 		LLSD& header = gMeshRepo.getMeshHeader(getVolume()->getParams().getSculptID());

 

-		return LLMeshRepository::getStreamingCost(header, radius, bytes, visible_bytes, mLOD);

+		return LLMeshRepository::getStreamingCost(header, radius, bytes, visible_bytes, mLOD, unscaled_value);

 	}

 	else

 	{

@@ -3253,7 +3239,7 @@ F32 LLVOVolume::getStreamingCost(S32* bytes, S32* visible_bytes)
 		header["medium_lod"]["size"] = counts[2] * 10;

 		header["high_lod"]["size"] = counts[3] * 10;

 

-		return LLMeshRepository::getStreamingCost(header, radius);

+		return LLMeshRepository::getStreamingCost(header, radius, NULL, NULL, -1, unscaled_value);

 	}	

 }