DBot/kommons
DBot/kommons
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Provide initialization magics as constants

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This commit is contained in:
DBotThePony 2025-03-09 11:52:19 +07:00
parent 5c42f4eba1
commit 4681ce8a13
Signed by: DBot
GPG Key ID: DCC23B5715498507
4 changed files with 17 additions and 4 deletions
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2
gradle.properties
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@ -4,7 +4,7 @@ kotlin.code.style=official
specifyKotlinAsDependency=false
projectGroup=ru.dbotthepony.kommons
projectVersion=3.5.0
projectVersion=3.5.1
guavaDepVersion=33.0.0
gsonDepVersion=2.8.9

7
src/main/kotlin/ru/dbotthepony/kommons/random/GJRAND64Random.kt
View File

@ -21,7 +21,7 @@ open class GJRAND64Random protected constructor(
protected var s3: Long,
marker: Nothing?
) : RandomGenerator {
constructor(seed0: Long, seed1: Long) : this(seed0, seed1, 2000001L, 0L, null)
constructor(seed0: Long, seed1: Long) : this(seed0, seed1, SEED2_INIT, SEED3_INIT, null)
constructor(seed: Long) : this(seed, 0L)
final override fun nextLong(): Long {
@ -38,4 +38,9 @@ open class GJRAND64Random protected constructor(
s1 += s3
return s0
}
companion object {
const val SEED2_INIT = 2000001L
const val SEED3_INIT = 0L
}
}

6
src/main/kotlin/ru/dbotthepony/kommons/random/JSF32Random.kt
View File

@ -28,7 +28,7 @@ open class JSF32Random protected constructor(
* see [https://burtleburtle.net/bob/rand/smallprng.html](https://burtleburtle.net/bob/rand/smallprng.html) and
* [https://www.pcg-random.org/posts/bob-jenkins-small-prng-passes-practrand.html](https://www.pcg-random.org/posts/bob-jenkins-small-prng-passes-practrand.html)
*/
constructor(seed: Int) : this(0xf1ea5eed.toInt(), seed, seed, seed, null) {
constructor(seed: Int) : this(SEED0_INIT, seed, seed, seed, null) {
for (i in 0 until 20)
nextInt()
}
@ -47,4 +47,8 @@ open class JSF32Random protected constructor(
val b = nextInt().toLong() and 0xFFFFFFFFL
return a.shl(32) or b
}
companion object {
const val SEED0_INIT = 0xf1ea5eed.toInt()
}
}

6
src/main/kotlin/ru/dbotthepony/kommons/random/JSF64Random.kt
View File

@ -33,7 +33,7 @@ open class JSF64Random(
* see [https://burtleburtle.net/bob/rand/smallprng.html](https://burtleburtle.net/bob/rand/smallprng.html) and
* [https://www.pcg-random.org/posts/bob-jenkins-small-prng-passes-practrand.html](https://www.pcg-random.org/posts/bob-jenkins-small-prng-passes-practrand.html)
*/
constructor(seed: Long) : this(0xf1ea5eedL, seed, seed, seed, null) {
constructor(seed: Long) : this(SEED0_INIT, seed, seed, seed, null) {
for (i in 0 until 20)
nextLong()
}
@ -46,4 +46,8 @@ open class JSF64Random(
s3 = e + s0
return s3
}
companion object {
const val SEED0_INIT = 0xf1ea5eedL
}
}