Apple has filed a patent for an Apple Pencil stylus that can identify and digitally replicate colors and textures from real-world objects. Patently Apple spotted the application last week (which we saw via MacRumors), which describes a stylus equipped with a color sensor, light detector, and light emitter within its “pencil” tip. According to the patent doc, the stylus can wirelessly transmit “color sensor measurements, texture measurements, and associated angular orientation…