/// <summary>
/// Updates the current bone transform flags.
/// These flags determine what matrices can be ignored for matrix updating.
/// </summary>
public void UpdateTransformFlags()
{
BoneFlagsTransform flags = 0;
//SRT checks to update matrices
if (this.Position == Vector3.Zero)
{
flags |= BoneFlagsTransform.TranslateZero;
}
if (this.Scale == Vector3.One)
{
flags |= BoneFlagsTransform.ScaleOne;
flags |= BoneFlagsTransform.ScaleVolumeOne;
}
if (this.Rotation == Quaternion.Identity)
{
flags |= BoneFlagsTransform.RotateZero;
}
//Extra scale flags
if (this.Scale.X == this.Scale.Y && this.Scale.X == this.Scale.Z)
{
flags |= BoneFlagsTransform.ScaleUniform;
}
BoneData.FlagsTransform = flags;
}
private static BoneFlagsTransform SetBoneFlags(STBone bn)
{
BoneFlagsTransform flags = BoneFlagsTransform.None;
if (bn.Position == OpenTK.Vector3.Zero)
{
flags |= BoneFlagsTransform.TranslateZero;
}
if (bn.EulerRotation == OpenTK.Vector3.Zero)
{
flags |= BoneFlagsTransform.RotateZero;
}
if (bn.Scale == OpenTK.Vector3.One)
{
flags |= BoneFlagsTransform.ScaleOne;
}
return(flags);
}
