Merged in lindenlab/viewer-release

DRTVWR-412 Bento (avatar skeleton extensions)

1 files changed, 56 insertions, 99 deletions

diff --git a/indra/newview/lldrawpoolavatar.cpp b/indra/newview/lldrawpoolavatar.cpp
index 4c16c542d6..499cf76bff 100644
--- a/indra/newview/lldrawpoolavatar.cpp
+++ b/indra/newview/lldrawpoolavatar.cpp
@@ -27,6 +27,7 @@
 #include "llviewerprecompiledheaders.h"
 
 #include "lldrawpoolavatar.h"
+#include "llskinningutil.h"
 #include "llrender.h"
 
 #include "llvoavatar.h"
@@ -56,8 +57,6 @@ static U32 sDataMask = LLDrawPoolAvatar::VERTEX_DATA_MASK;
 static U32 sBufferUsage = GL_STREAM_DRAW_ARB;
 static U32 sShaderLevel = 0;
 
-#define JOINT_COUNT 52
-
 LLGLSLShader* LLDrawPoolAvatar::sVertexProgram = NULL;
 BOOL	LLDrawPoolAvatar::sSkipOpaque = FALSE;
 BOOL	LLDrawPoolAvatar::sSkipTransparent = FALSE;
@@ -1461,7 +1460,13 @@ void LLDrawPoolAvatar::renderAvatars(LLVOAvatar* single_avatar, S32 pass)
 	}
 }
 
-void LLDrawPoolAvatar::getRiggedGeometry(LLFace* face, LLPointer<LLVertexBuffer>& buffer, U32 data_mask, const LLMeshSkinInfo* skin, LLVolume* volume, const LLVolumeFace& vol_face)
+void LLDrawPoolAvatar::getRiggedGeometry(
+    LLFace* face,
+    LLPointer<LLVertexBuffer>& buffer,
+    U32 data_mask,
+    const LLMeshSkinInfo* skin,
+    LLVolume* volume,
+    const LLVolumeFace& vol_face)
 {
 	face->setGeomIndex(0);
 	face->setIndicesIndex(0);
@@ -1470,7 +1475,8 @@ void LLDrawPoolAvatar::getRiggedGeometry(LLFace* face, LLPointer<LLVertexBuffer>
 	face->setTextureIndex(255);
 
 	if (buffer.isNull() || buffer->getTypeMask() != data_mask || !buffer->isWriteable())
-	{ //make a new buffer
+	{
+        // make a new buffer
 		if (sShaderLevel > 0)
 		{
 			buffer = new LLVertexBuffer(data_mask, GL_DYNAMIC_DRAW_ARB);
@@ -1482,7 +1488,8 @@ void LLDrawPoolAvatar::getRiggedGeometry(LLFace* face, LLPointer<LLVertexBuffer>
 		buffer->allocateBuffer(vol_face.mNumVertices, vol_face.mNumIndices, true);
 	}
 	else
-	{ //resize existing buffer
+	{
+        //resize existing buffer
 		buffer->resizeBuffer(vol_face.mNumVertices, vol_face.mNumIndices);
 	}
 
@@ -1496,9 +1503,9 @@ void LLDrawPoolAvatar::getRiggedGeometry(LLFace* face, LLPointer<LLVertexBuffer>
 	m = m.inverse().transpose();
 		
 	F32 mat3[] = 
-	{ m.m[0], m.m[1], m.m[2],
-		m.m[4], m.m[5], m.m[6],
-		m.m[8], m.m[9], m.m[10] };
+        { m.m[0], m.m[1], m.m[2],
+          m.m[4], m.m[5], m.m[6],
+          m.m[8], m.m[9], m.m[10] };
 
 	LLMatrix3 mat_normal(mat3);				
 
@@ -1525,25 +1532,36 @@ void LLDrawPoolAvatar::getRiggedGeometry(LLFace* face, LLPointer<LLVertexBuffer>
 	{
 		face->clearState(LLFace::TEXTURE_ANIM);
 	}
-
-
 	face->getGeometryVolume(*volume, face->getTEOffset(), mat_vert, mat_normal, offset, true);
 
 	buffer->flush();
 }
 
-void LLDrawPoolAvatar::updateRiggedFaceVertexBuffer(LLVOAvatar* avatar, LLFace* face, const LLMeshSkinInfo* skin, LLVolume* volume, const LLVolumeFace& vol_face)
+void LLDrawPoolAvatar::updateRiggedFaceVertexBuffer(
+    LLVOAvatar* avatar,
+    LLFace* face,
+    const LLMeshSkinInfo* skin,
+    LLVolume* volume,
+    const LLVolumeFace& vol_face)
 {
-	LLVector4a* weight = vol_face.mWeights;
-	if (!weight)
+	LLVector4a* weights = vol_face.mWeights;
+	if (!weights)
 	{
 		return;
 	}
+    // FIXME ugly const cast
+    LLSkinningUtil::scrubInvalidJoints(avatar, const_cast<LLMeshSkinInfo*>(skin));
 
 	LLPointer<LLVertexBuffer> buffer = face->getVertexBuffer();
 	LLDrawable* drawable = face->getDrawable();
 
 	U32 data_mask = face->getRiggedVertexBufferDataMask();
+
+    if (!vol_face.mWeightsScrubbed)
+    {
+        LLSkinningUtil::scrubSkinWeights(weights, vol_face.mNumVertices, skin);
+        vol_face.mWeightsScrubbed = TRUE;
+    }
 	
 	if (buffer.isNull() || 
 		buffer->getTypeMask() != data_mask ||
@@ -1595,62 +1613,22 @@ void LLDrawPoolAvatar::updateRiggedFaceVertexBuffer(LLVOAvatar* avatar, LLFace*
 		LLVector4a* norm = has_normal ? (LLVector4a*) normal.get() : NULL;
 		
 		//build matrix palette
-		LLMatrix4a mp[JOINT_COUNT];
-		LLMatrix4* mat = (LLMatrix4*) mp;
-
-		U32 count = llmin((U32) skin->mJointNames.size(), (U32) JOINT_COUNT);
-		for (U32 j = 0; j < count; ++j)
-		{
-			LLJoint* joint = avatar->getJoint(skin->mJointNames[j]);
-			if (!joint)
-			{
-				joint = avatar->getJoint("mPelvis");
-			}
-			if (joint)
-			{
-				mat[j] = skin->mInvBindMatrix[j];
-				mat[j] *= joint->getWorldMatrix();
-			}
-		}
+		LLMatrix4a mat[LL_MAX_JOINTS_PER_MESH_OBJECT];
+        U32 count = LLSkinningUtil::getMeshJointCount(skin);
+        LLSkinningUtil::initSkinningMatrixPalette((LLMatrix4*)mat, count, skin, avatar);
+        LLSkinningUtil::checkSkinWeights(weights, buffer->getNumVerts(), skin);
 
 		LLMatrix4a bind_shape_matrix;
 		bind_shape_matrix.loadu(skin->mBindShapeMatrix);
 
+        const U32 max_joints = LLSkinningUtil::getMaxJointCount();
 		for (U32 j = 0; j < buffer->getNumVerts(); ++j)
 		{
 			LLMatrix4a final_mat;
-			final_mat.clear();
-
-			S32 idx[4];
-
-			LLVector4 wght;
-
-			F32 scale = 0.f;
-			for (U32 k = 0; k < 4; k++)
-			{
-				F32 w = weight[j][k];
-
-				idx[k] = llclamp((S32) floorf(w), (S32)0, (S32)JOINT_COUNT-1);
-
-				wght[k] = w - floorf(w);
-				scale += wght[k];
-			}
-            // This is enforced  in unpackVolumeFaces()
-            llassert(scale>0.f);
-			wght *= 1.f/scale;
-
-			for (U32 k = 0; k < 4; k++)
-			{
-				F32 w = wght[k];
-
-				LLMatrix4a src;
-				src.setMul(mp[idx[k]], w);
-
-				final_mat.add(src);
-			}
-
+            LLSkinningUtil::getPerVertexSkinMatrix(weights[j].getF32ptr(), mat, false, final_mat, max_joints);
 			
 			LLVector4a& v = vol_face.mPositions[j];
+
 			LLVector4a t;
 			LLVector4a dst;
 			bind_shape_matrix.affineTransform(v, t);
@@ -1728,64 +1706,43 @@ void LLDrawPoolAvatar::renderRigged(LLVOAvatar* avatar, U32 type, bool glow)
 		if (buff)
 		{
 			if (sShaderLevel > 0)
-			{ //upload matrix palette to shader
-				LLMatrix4 mat[JOINT_COUNT];
-
-				U32 count = llmin((U32) skin->mJointNames.size(), (U32) JOINT_COUNT);
+			{
+                // upload matrix palette to shader
+				LLMatrix4a mat[LL_MAX_JOINTS_PER_MESH_OBJECT];
+				U32 count = LLSkinningUtil::getMeshJointCount(skin);
+                LLSkinningUtil::initSkinningMatrixPalette((LLMatrix4*)mat, count, skin, avatar);
 
-				for (U32 i = 0; i < count; ++i)
-				{
-					LLJoint* joint = avatar->getJoint(skin->mJointNames[i]);
-                    if (!joint)
-                    {
-                        joint = avatar->getJoint("mPelvis");
-                    }
-					if (joint)
-					{
-						mat[i] = skin->mInvBindMatrix[i];
-						mat[i] *= joint->getWorldMatrix();
-					}
-				}
-				
 				stop_glerror();
 
-				F32 mp[JOINT_COUNT*9];
-
-				F32 transp[JOINT_COUNT*3];
+				F32 mp[LL_MAX_JOINTS_PER_MESH_OBJECT*12];
 
 				for (U32 i = 0; i < count; ++i)
 				{
-					F32* m = (F32*) mat[i].mMatrix;
+					F32* m = (F32*) mat[i].mMatrix[0].getF32ptr();
 
-					U32 idx = i*9;
+					U32 idx = i*12;
 
 					mp[idx+0] = m[0];
 					mp[idx+1] = m[1];
 					mp[idx+2] = m[2];
+					mp[idx+3] = m[12];
 
-					mp[idx+3] = m[4];
-					mp[idx+4] = m[5];
-					mp[idx+5] = m[6];
-
-					mp[idx+6] = m[8];
-					mp[idx+7] = m[9];
-					mp[idx+8] = m[10];
-
-					idx = i*3;
+					mp[idx+4] = m[4];
+					mp[idx+5] = m[5];
+					mp[idx+6] = m[6];
+					mp[idx+7] = m[13];
 
-					transp[idx+0] = m[12];
-					transp[idx+1] = m[13];
-					transp[idx+2] = m[14];
+					mp[idx+8] = m[8];
+					mp[idx+9] = m[9];
+					mp[idx+10] = m[10];
+					mp[idx+11] = m[14];
 				}
 
-				LLDrawPoolAvatar::sVertexProgram->uniformMatrix3fv(LLViewerShaderMgr::AVATAR_MATRIX, 
+				LLDrawPoolAvatar::sVertexProgram->uniformMatrix3x4fv(LLViewerShaderMgr::AVATAR_MATRIX, 
 					count,
 					FALSE,
 					(GLfloat*) mp);
 
-				LLDrawPoolAvatar::sVertexProgram->uniform3fv(LLShaderMgr::AVATAR_TRANSLATION, count, transp);
-
-				
 				stop_glerror();
 			}
 			else