reroot to rigtransform::prepareData old path to rig::buildvertexinfluence

src/osgAnimation/RigGeometry.cpp

@@ -118,11 +118,6 @@ void RigGeometry::computeMatrixFromRootSkeleton()
 
 void RigGeometry::update()
 {
-    if (!getRigTransformImplementation())
-    {
-        _rigTransformImplementation = new RigTransformSoftware;
-    }
-
     RigTransform& implementation = *getRigTransformImplementation();
     (implementation)(*this);
 }

src/osgAnimation/RigTransformHardware.cpp

@@ -600,7 +600,7 @@ bool RigTransformHardware::init(RigGeometry& geom)
 void RigTransformHardware::operator()(RigGeometry& geom)
 {
     if (_needInit)
-        if (!init(geom))
+        if (!prepareData(geom))
             return;
     computeMatrixPaletteUniform(geom.getMatrixFromSkeletonToGeometry(), geom.getInvMatrixFromSkeletonToGeometry());
 }

src/osgAnimation/RigTransformSoftware.cpp

@@ -256,7 +256,7 @@ bool RigTransformSoftware::prepareData(RigGeometry&rig) {
 void RigTransformSoftware::operator()(RigGeometry& geom)
 {
     if (_needInit)
-        if (!init(geom))
+        if (!prepareData(geom))
             return;
 
     if (!geom.getSourceGeometry()) {