Tried uses various 'Pixel Perfect' code snippets to make some 3d buttons and noticed that they only work with square images or images that are twice as wide as they are high. Once the width exceeds the height by more than double, the image blurs.
Example image:

Is this just a limitation of using a Pixel Perfect technique?
(In the above pic, it's the 'Pixies' code from the archive that I'm using.)
Example image:

Is this just a limitation of using a Pixel Perfect technique?
(In the above pic, it's the 'Pixies' code from the archive that I'm using.)