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Greenscreen material without AA and other PostProcess still has green pixels.

I’m creating a render Target at runtime.
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But the result still has green artifacts.
AntiAliasing is disabled for both Project and RenderTarget.
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Chroma keying is more complicated than just a simple if clause in the material. You can find algorithms for it by googling.

Set the filtering of the Render Target to Nearest does the trick though.