Merge. Refresh from viewer-release after 3.7.4 release.

1 files changed, 28 insertions, 9 deletions

diff --git a/indra/newview/app_settings/shaders/class1/avatar/objectSkinV.glsl b/indra/newview/app_settings/shaders/class1/avatar/objectSkinV.glsl
index efd0d03965..57129c3bd1 100755
--- a/indra/newview/app_settings/shaders/class1/avatar/objectSkinV.glsl
+++ b/indra/newview/app_settings/shaders/class1/avatar/objectSkinV.glsl
@@ -22,27 +22,46 @@
  * $/LicenseInfo$
  */
 
-
-
 ATTRIBUTE vec4 weight4;  
 
-uniform mat4 matrixPalette[32];
+uniform mat3 matrixPalette[52];
+uniform vec3 translationPalette[52];
 
 mat4 getObjectSkinnedTransform()
 {
-	int i; 
+	int i;
 	
 	vec4 w = fract(weight4);
 	vec4 index = floor(weight4);
 	
+		 index = min(index, vec4(51.0));
+		 index = max(index, vec4( 0.0));
+
 	float scale = 1.0/(w.x+w.y+w.z+w.w);
 	w *= scale;
 	
-	mat4 mat = matrixPalette[int(index.x)]*w.x;
-	mat += matrixPalette[int(index.y)]*w.y;
-	mat += matrixPalette[int(index.z)]*w.z;
-	mat += matrixPalette[int(index.w)]*w.w;
+	int i1 = int(index.x);
+	int i2 = int(index.y);
+	int i3 = int(index.z);
+	int i4 = int(index.w);
 		
-	return mat;
+	mat3 mat  = matrixPalette[i1]*w.x;
+		 mat += matrixPalette[i2]*w.y;
+		 mat += matrixPalette[i3]*w.z;
+		 mat += matrixPalette[i4]*w.w;
+
+	vec3 trans = translationPalette[i1]*w.x;
+	trans += translationPalette[i2]*w.y;
+	trans += translationPalette[i3]*w.z;
+	trans += translationPalette[i4]*w.w;
+
+	mat4 ret;
+
+	ret[0] = vec4(mat[0], 0);
+	ret[1] = vec4(mat[1], 0);
+	ret[2] = vec4(mat[2], 0);
+	ret[3] = vec4(trans, 1.0);
+				
+	return ret;
 }