private void UpdateNode(ref ModelNodeTransformation node)
{
// Compute LocalMatrix
if ((node.Flags & ModelNodeFlags.EnableTransform) == ModelNodeFlags.EnableTransform)
{
TransformComponent.CreateMatrixTRS(ref node.Transform.Translation, ref node.Transform.Rotation, ref node.Transform.Scaling, out node.LocalMatrix);
}
var nodeTransformationsLocal = this.nodeTransformations;
var parentIndex = node.ParentIndex;
// Update Enabled
bool renderingEnabledRecursive = (node.Flags & ModelNodeFlags.EnableRender) == ModelNodeFlags.EnableRender;
if (parentIndex != -1)
{
renderingEnabledRecursive &= nodeTransformationsLocal[parentIndex].RenderingEnabledRecursive;
}
node.RenderingEnabledRecursive = renderingEnabledRecursive;
if (renderingEnabledRecursive)
{
// Compute WorldMatrix
if (parentIndex != -1)
{
Matrix.Multiply(ref node.LocalMatrix, ref nodeTransformationsLocal[parentIndex].WorldMatrix, out node.WorldMatrix);
}
else
{
node.WorldMatrix = node.LocalMatrix;
}
}
}
private void UpdateNode(ref ModelNodeTransformation node)
{
// Compute LocalMatrix
if ((node.Flags & ModelNodeFlags.EnableTransform) == ModelNodeFlags.EnableTransform)
{
var scaling = node.Transform.Scaling;
TransformComponent.CreateMatrixTRS(ref node.Transform.Translation, ref node.Transform.Rotation, ref scaling, out node.LocalMatrix);
node.IsScalingNegative = scaling.X * scaling.Y * scaling.Z < 0.0f;
}
var nodeTransformationsLocal = this.nodeTransformations;
var parentIndex = node.ParentIndex;
// Update Enabled
bool renderingEnabledRecursive = (node.Flags & ModelNodeFlags.EnableRender) == ModelNodeFlags.EnableRender;
if (parentIndex != -1)
renderingEnabledRecursive &= nodeTransformationsLocal[parentIndex].RenderingEnabledRecursive;
node.RenderingEnabledRecursive = renderingEnabledRecursive;
if (renderingEnabledRecursive)
{
// Compute WorldMatrix
if (parentIndex != -1)
{
Matrix.Multiply(ref node.LocalMatrix, ref nodeTransformationsLocal[parentIndex].WorldMatrix, out node.WorldMatrix);
if (nodeTransformationsLocal[parentIndex].IsScalingNegative)
node.IsScalingNegative = !node.IsScalingNegative;
}
else
node.WorldMatrix = node.LocalMatrix;
}
}