/////////////////////////////////////////
//Component_Skeleton.SkinningModeEnum GetSkinningMode( Component_Skeleton skeleton )
//{
// var _override = OverrideSkinningMode.Value;
// if( _override != Component_Skeleton.SkinningModeEnum.Auto )
// return _override;
// var selected = skeleton.SkinningMode.Value;
// if( selected != Component_Skeleton.SkinningModeEnum.Auto )
// return selected;
// if( !hasScale )
// return Component_Skeleton.SkinningModeEnum.DualQuaternion;
// else
// return Component_Skeleton.SkinningModeEnum.Linear;
//}
protected virtual void CalculateCPU(Component_Skeleton skeleton, Component_Mesh originalMesh, Component_Mesh modifiableMesh)
{
bool dualQuaternion = false; // GetSkinningMode( skeleton ) == Component_Skeleton.SkinningModeEnum.DualQuaternion;
for (int nOper = 0; nOper < modifiableMesh.Result.MeshData.RenderOperations.Count; nOper++)
{
var sourceOper = originalMesh.Result.MeshData.RenderOperations[nOper];
var destOper = modifiableMesh.Result.MeshData.RenderOperations[nOper];
var position = new ChannelFloat3(sourceOper, destOper, VertexElementSemantic.Position);
if (position.Exists)
{
var normal = new ChannelFloat3(sourceOper, destOper, VertexElementSemantic.Normal);
var tangent = new ChannelFloat4(sourceOper, destOper, VertexElementSemantic.Tangent);
var blendIndices = new SourceChannel <Vector4I>(sourceOper, VertexElementSemantic.BlendIndices, VertexElementType.Integer4);
var blendWeights = new SourceChannel <Vector4F>(sourceOper, VertexElementSemantic.BlendWeights, VertexElementType.Float4);
if (!blendIndices.Exists || !blendWeights.Exists)
{
continue;
}
if (normal.Exists)
{
if (tangent.Exists)
{
TransformVertices(
dualQuaternion,
position.SourceData, normal.SourceData, tangent.SourceData, blendIndices.SourceData, blendWeights.SourceData,
position.DestData, normal.DestData, tangent.DestData
);
}
else
{
TransformVertices(
dualQuaternion,
position.SourceData, normal.SourceData, blendIndices.SourceData, blendWeights.SourceData,
position.DestData, normal.DestData
);
}
}
else
{
TransformVertices(
dualQuaternion,
position.SourceData, blendIndices.SourceData, blendWeights.SourceData,
position.DestData
);
}
position.WriteChannel();
normal.WriteChannel();
tangent.WriteChannel();
}
}
}
static void ResetToOriginalMesh(Component_Mesh originalMesh, Component_Mesh modifiableMesh)
{
for (int nOper = 0; nOper < modifiableMesh.Result.MeshData.RenderOperations.Count; nOper++)
{
var sourceOper = originalMesh.Result.MeshData.RenderOperations[nOper];
var destOper = modifiableMesh.Result.MeshData.RenderOperations[nOper];
var channelsSemantic = new[] { VertexElementSemantic.Position, VertexElementSemantic.Normal, VertexElementSemantic.Tangent, VertexElementSemantic.Bitangent };
foreach (var semantic in channelsSemantic)
{
var channel = new ChannelFloat3(sourceOper, destOper, semantic);
if (channel.Exists)
{
for (int n = 0; n < channel.DestData.Length; n++)
{
channel.DestData[n] = channel.SourceData[n];
}
channel.WriteChannel();
}
}
}
}