[orx-noise] Optimization. Reduce attempt-count in shape.uniform (#289)

2023-02-12 20:56:16 +01:00
parent e3c3ab7c87
commit 2fd444604b
2 changed files with 62 additions and 2 deletions
--- a/orx-noise/src/commonMain/kotlin/ShapeNoise.kt
+++ b/orx-noise/src/commonMain/kotlin/ShapeNoise.kt
@@ -13,7 +13,8 @@ fun ShapeProvider.uniform(distanceToEdge: Double = 0.0, random: Random = Random.
    val shape = shape
    require(!shape.empty)
    var attempts = 0
-    return Vector2.uniformSequence(shape.bounds, random).first {
+    val innerBounds = shape.bounds.offsetEdges(-distanceToEdge.coerceAtLeast(0.0))
+    return Vector2.uniformSequence(innerBounds, random).first {
        attempts++
        require(attempts < 100)
        if (distanceToEdge == 0.0) {
@@ -139,4 +140,4 @@ fun ShapeProvider.scatter(
            } > distanceToEdge
        }
    }
-}
+}