public Vector2D ImpositionOffset(ParameterStack stackIn)
{
var stack = ConvertIn(stackIn);
if (null != _ext1)
{
return(new Vector2D(_ext1.ImpositionOffsetX(stack), _ext1.ImpositionOffsetY(stack)));
}
else if (null != _ext2)
{
return(new Vector2D(_ext2.ImpositionOffsetX(stack), _ext2.ImpositionOffsetY(stack)));
}
else if (null != _ext3)
{
return(new Vector2D(_ext3.ImpositionOffsetX(stack), _ext3.ImpositionOffsetY(stack)));
}
else if (null != _ext3)
{
return(new Vector2D(_ext4.ImpositionOffsetX(stack), _ext4.ImpositionOffsetY(stack)));
}
else
{
return(Vector2D.Zero);
}
}
