8fd9b84a80
Previously, we were trying to take a uniform seed and then shuffle that around to initialize the state for each of the program instances. This was becoming increasingly untenable and brittle. Now a varying seed is expected and used.
28 lines
771 B
Plaintext
28 lines
771 B
Plaintext
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export uniform int width() { return programCount; }
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export void f_fu(uniform float RET[], uniform float aFOO[], uniform float b) {
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RNGState state;
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seed_rng(&state, programIndex);
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int count[32];
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for (uniform int i = 0; i < 32; ++i)
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count[i] = (b == 5.) ? 0 : 1;
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uniform int iters = 10000;
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for (uniform int i = 0; i < iters; ++i) {
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unsigned int val = random(&state);
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for (uniform int j = 0; j < 32; ++j) {
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if (val & (1<<j))
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++count[j];
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}
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}
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bool ok = true;
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for (uniform int i = 0; i < 32; ++i)
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ok |= (count[i] > 0.495 * iters && count[i] < 0.505 * iters);
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RET[programIndex] = ok ? 1 : 0;
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}
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export void result(uniform float RET[]) {
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RET[programIndex] = 1;
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}
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