RuleRandom

ldtk.rules.RuleRandom (Class)

Deterministic, target independent random helpers for the rule engine. All arithmetic is done in 32 bits (haxe.Int32) so that JS, C++, C# and every other target produce the same values.

Static Members

randSeedCoords(seed: Int, x: Int, y: Int, max: Int): Int

Seeded random for a x/y coord. Result range: [0, max) for max>0, always 0 for max<=0.

Name Type
seed Int
x Int
y Int
max Int
Returns
Int
deriveLayerSeed(rootSeed: Int, layerDefUid: Int): Int

Derive a per-layer random seed from a level root seed

Name Type
rootSeed Int
layerDefUid Int
Returns
Int