![]() In this contest the word "emulation" does not make sense. It simply an R3 vector times a 4x4 matrix twice. ![]() It is simple but I think the authors of some desigbooks make it seem complex because I bet they don't know how it really works. It is worth it to review your linear algebra. Of course the problem is that a 4x4 can do only a linear operation but the error is tiny, likely less than the devices quantization error. Then the OS apples a 4x4 matrix to do a linear transform from files color space to device. Every file can be in any color space and every physical device like a printer technically has it's own unique space that might even change if you change brands of ink. Actually idid try and calibrate the screen but found I was lucky and my monitor required a null calibration. I work in a mac and use Adobe RGB in Photoshop.
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