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Add gen := context.random_generator parameters to rand calls

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gingerBill
2024-07-11 17:01:34 +01:00
parent 6b3453cc64
commit 59d87d1f05
4 changed files with 114 additions and 114 deletions
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core/math/rand/exp.odin
+4 -4
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@@ -16,7 +16,7 @@ import "core:math"
// https://www.jstatsoft.org/article/view/v005i08 [web page]
//
@(require_results)
exp_float64 :: proc() -> f64 {
exp_float64 :: proc(gen := context.random_generator) -> f64 {
re :: 7.69711747013104972
@(static, rodata)
@@ -199,16 +199,16 @@ exp_float64 :: proc() -> f64 {
}
for {
j := uint32()
j := uint32(gen)
i := j & 0xFF
x := f64(j) * f64(we[i])
if j < ke[i] {
return x
}
if i == 0 {
return re - math.ln(float64())
return re - math.ln(float64(gen))
}
if fe[i]+f32(float64())*(fe[i-1]-fe[i]) < f32(math.exp(-x)) {
if fe[i]+f32(float64(gen))*(fe[i-1]-fe[i]) < f32(math.exp(-x)) {
return x
}
}