How to use GPU inputs in the shader?

Monitor can send data to the GPU. Using it directly in the shader should be faster than through the CPU.

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Please read The Forum Posting Guidelines. In particular, Posting Guideline #4.

What’s the problem? The qestion is about Vulkan and SPIR-V.

He said “Posting Guideline 4”: “Clearly state your problem in your text”.

Also, odds are good that this is just a restatement of this SO question from earlier, which asks about directly accessing line data from the display device cable from within the “GPU”.

The answer hasn’t changed: you can’t.