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Merge pull request #25680 from Chaosus/random_fix

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Fix random generation, to not always retrieve 0 after seed()
This commit is contained in:
Rémi Verschelde
2019-02-16 23:24:02 +01:00
committed by GitHub
parent 9402d2f9fe f946b28f75
commit f6fcbcfe9e
1 changed files with 4 additions and 1 deletions
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5
core/math/random_pcg.h
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@@ -45,7 +45,10 @@ public:
RandomPCG(uint64_t seed = DEFAULT_SEED, uint64_t inc = PCG_DEFAULT_INC_64);
_FORCE_INLINE_ void seed(uint64_t seed) { pcg.state = seed; }
_FORCE_INLINE_ void seed(uint64_t seed) {
pcg.state = seed;
pcg32_random_r(&pcg); // Force changing internal state to avoid initial 0
}
_FORCE_INLINE_ uint64_t get_seed() { return pcg.state; }
void randomize();