After playing around with blur i copied from visual studio shader graph, i put one filter condition (by any channel, doesn't matter), then it resulted into this. How is that can be explained?
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tex is not initialized, do float4 tex = 0 it or use an else/ternary op with your condition – Brice V. Mar 26 '19 at 17:20
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Yeah, but i rather wonder why compiler has missed it. Seems, it has a bit poor case tracing or something? – Refield Mar 27 '19 at 20:32