GKNoiseMap bug report

gistfile1.txt

let noise = GKNoise(GKPerlinNoiseSource())

// Invalid - gray texture example
let invalideNoiseMap = GKNoiseMap(
                noise,
                size: double2(1, 1),
                origin: double2(1, 1),
                sampleCount: int2(100, 100),
                seamless: true
            )
            
let grayTexture = SKTexture(noiseMap: invalideNoiseMap)

// Valid texture example
let validNoiseMap = GKNoiseMap(
                noise,
                size: double2(2, 2),
                origin: double2(1, 1),
                sampleCount: int2(100, 100),
                seamless: true
            )
let validTexture = SKTexture(noiseMap: invalideNoiseMap)