coordToPixel: coordToPixel
coordToPixel translates xy coordinates from the locator() function
to cell coordinates from the image function. Origo is according to
ToF-SIMS images the upper left corner.
Description
coordToPixel
coordToPixel translates xy coordinates from the locator() function
to cell coordinates from the image function. Origo is according to
ToF-SIMS images the upper left corner.