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lightsource randomiser hash will be same even when x < 0

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minjaesong
2020-02-24 14:46:37 +09:00
parent 0d8d6ca9fa
commit ad903952cc
4 changed files with 16 additions and 8 deletions
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5
src/net/torvald/terrarum/blockproperties/BlockProp.kt
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@@ -57,11 +57,12 @@ class BlockProp {
//var lumColB = 0f // memoised value of dynamic luminosity
//var lumColA = 0f // memoised value of dynamic luminosity
internal val _lumCol = Cvec(0)
// X- and Y-value must be treated properly beforehand! (use GameWorld.coerceXY())
fun getLumCol(x: Int, y: Int) = if (dynamicLuminosityFunction == 0) {
baseLumCol
} else {
val offset = XXHash32.hash(((x and 0xFFFF).shl(16) or (y and 0xFFFF)).toLittle(), 10000)
BlockCodex[BlockCodex.dynamicToVirtualMap[id]!! - offset.fmod(BlockCodex.DYNAMIC_RANDOM_CASES)]._lumCol
val offset = XXHash32.hash(((x and 0xFFFF).shl(16) or (y and 0xFFFF)).toLittle(), 10000).fmod(BlockCodex.DYNAMIC_RANDOM_CASES)
BlockCodex[BlockCodex.dynamicToVirtualMap[id]!! - offset]._lumCol
}
/**