Scale is 2 or 3 dimensional array, so you would need to construct that differently.
If 3-dimensional, it would be [100/pick-whipped-scale[0],100/pick-whipped-scale[1], 100/pick-whipped-scale[2]]
If 2-dimensional, drop the third part.
Don’t know if it will actually do what you want, but it might.
Kalleheikki Kannisto
Senior Graphic Designer