private CRSTransform(CRSTransform toCopy)
{
Name = toCopy.Name;
sourceTransform = toCopy.sourceTransform;
right = toCopy.right;
up = toCopy.up;
forward = toCopy.forward;
global = new Transform(toCopy.global);
}
private CRSTransform(CRSTransform source, string name)
{
Name = name;
sourceTransform = source;
if (null != source)
{
right = source.right;
up = source.up;
forward = source.forward;
global = new Transform(source.Transform);
}
}
/// <summary>
/// Sets the mapping vector to transform.
/// </summary>
/// <param name="targetCRS">The target vector (this transform)</param>
/// <param name="sourceCRS">The source vector (refererring transform)</param>
private void SetReferenceVector(GlobalReferenceAxis targetCRS, GlobalReferenceAxis?sourceCRS)
{
switch (Math.Abs((int)targetCRS))
{
case 1:
global.R.Rx = GetUnitAxis(sourceCRS ?? GlobalReferenceAxis.PositiveX).Scale(Math.Sign((int)targetCRS));
break;
case 2:
global.R.Ry = GetUnitAxis(sourceCRS ?? GlobalReferenceAxis.PositiveY).Scale(Math.Sign((int)targetCRS));
break;
case 3:
global.R.Rz = GetUnitAxis(sourceCRS ?? GlobalReferenceAxis.PositiveZ).Scale(Math.Sign((int)targetCRS));
break;
}
}
public static XYZ GetUnitAxis(GlobalReferenceAxis referenceAxis)
{
int axis = (int)referenceAxis;
switch (Math.Abs(axis))
{
case 1:
return(new XYZ(Math.Sign(axis), 0, 0));
case 2:
return(new XYZ(0, Math.Sign(axis), 0));
case 3:
return(new XYZ(0, 0, Math.Sign(axis)));
}
throw new NotSupportedException();
}
