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Last change
on this file since e4c61dd was e4c61dd, checked in by istevanoska <ilinastevanoska@…>, 6 months ago |
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Prototype 1.1
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Property mode
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100644
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File size:
360 bytes
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| 1 | // https://en.wikipedia.org/wiki/Linear_congruential_generator#Parameters_in_common_use
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| 2 | const mul = 0x19660D;
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| 3 | const inc = 0x3C6EF35F;
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| 4 | const eps = 1 / 0x100000000;
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| 5 |
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| 6 | export default function lcg(seed = Math.random()) {
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| 7 | let state = (0 <= seed && seed < 1 ? seed / eps : Math.abs(seed)) | 0;
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| 8 | return () => (state = mul * state + inc | 0, eps * (state >>> 0));
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| 9 | }
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