docs: public FDistort scale() {
  		if( outputToInput != null && outputToInput instanceof PixelTransformAffine_F32 ) {
  			PixelTransformAffine_F32 affine = (PixelTransformAffine_F32)outputToInput;
  			DistortSupport.transformScale(output, input, affine);
  			return this;
  		} else {
  			return transform(DistortSupport.transformScale(output, input, null));
  		}
  	}