protected internal void PrepareTempBlendBuffers()
{
// Handle the case where we have no submesh vertex data (probably shared)
if ( subMesh.useSharedVertices )
return;
if ( skelAnimVertexData != null )
skelAnimVertexData = null;
if ( softwareVertexAnimVertexData != null )
softwareVertexAnimVertexData = null;
if ( hardwareVertexAnimVertexData != null )
hardwareVertexAnimVertexData = null;
if ( !subMesh.useSharedVertices )
{
if ( subMesh.VertexAnimationType != VertexAnimationType.None )
{
// Create temporary vertex blend info
// Prepare temp vertex data if needed
// Clone without copying data, don't remove any blending info
// (since if we skeletally animate too, we need it)
softwareVertexAnimVertexData = subMesh.vertexData.Clone( false );
parent.ExtractTempBufferInfo( softwareVertexAnimVertexData, tempVertexAnimInfo );
// Also clone for hardware usage, don't remove blend info since we'll
// need it if we also hardware skeletally animate
hardwareVertexAnimVertexData = subMesh.vertexData.Clone( false );
}
if ( parent.HasSkeleton )
{
// Create temporary vertex blend info
// Prepare temp vertex data if needed
// Clone without copying data, remove blending info
// (since blend is performed in software)
skelAnimVertexData = parent.CloneVertexDataRemoveBlendInfo( subMesh.vertexData );
parent.ExtractTempBufferInfo( skelAnimVertexData, tempSkelAnimInfo );
}
}
}
