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ebf7573571
Non-constant vector indexing is not solved with relative addressing in the register indexes because this indexation cannot be at the level of register-components. Mathematical operations must be used instead.
17 lines
300 B
Plaintext
17 lines
300 B
Plaintext
% Use a uniform to prevent the compiler from optimizing.
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[pixel shader]
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uniform float i;
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float4 main() : SV_TARGET
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{
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float4 color = float4(0.5, 0.4, 0.3, 0.2);
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color.g = color[i];
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color.b = 0.8;
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return color;
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}
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[test]
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uniform 0 float 2
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draw quad
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probe all rgba (0.5, 0.3, 0.8, 0.2)
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