void SoftSkin(Matrix4[] preBound)
{
// Apply skinning on all subSets
for (int iSubSet = 0; iSubSet < data.Length; iSubSet++)
{
SubSetData ssData = data[iSubSet];
if (ssData != null)
{
VertexUnit vu = mesh.SubSets[iSubSet].VertexUnit;
PositionStream ps = (PositionStream)vu[typeof(PositionStream)];
IBoneIndicesStream bis = (IBoneIndicesStream)vu[typeof(IBoneIndicesStream)];
IBoneWeightsStream bws = (IBoneWeightsStream)vu[typeof(IBoneWeightsStream)];
// currently just the position stream is skinned!
Skinning.SoftSkin(ps, ssData.Position, bis, bws, preBound, Shadowed);
ps.Upload();
}
}
}
private SubSetData CreateSubSetData(SubSet subSet)
{
VertexUnit vu = subSet.VertexUnit;
if (!vu.Format.Contains(Semantic.BoneIndices) ||
!vu.Format.Contains(Semantic.BoneIndices) ||
!vu.Format.Contains(Semantic.Position))
{
return(null);
}
SubSetData ssData = new SubSetData();
PositionStream posStream = (PositionStream)vu[typeof(PositionStream)];
ssData.Position = (Vector3[])posStream.Data.Clone();
if (vu.Format.Contains(typeof(NormalStream)))
{
NormalStream normalStream = (NormalStream)vu[typeof(NormalStream)];
ssData.Normal = (Vector3[])normalStream.Data.Clone();
}
return(ssData);
}
