/// <summary>
/// Fill a buffer with random noise
/// </summary>
public void NewMap(int size, float initialDensity, AnimationCurve spreadCurve)
{
//reset the swapchain if needed
if (size != map)
{
map = size;
height = size;
}
map.Write((Coordinate c) => {
float x = (((float)c.x / (float)size) - 0.5f) * 1.5f;
float y = (((float)c.y / (float)size) - 0.5f) * 1.5f;
return(Random.value < spreadCurve.Evaluate(Mathf.Sqrt((x * x) + (y * y))));
});
float rndPositionX = Random.Range(-50, 50);
float rndPositionY = Random.Range(-50, 50);
float rndDimention = 0.05f;
height.Write((Coordinate c) => {
return(Mathf.PerlinNoise(
((float)c.x + rndPositionX) * rndDimention,
((float)c.y + rndPositionY) * rndDimention));
});
}
/// <summary>
/// Build a swapchain from another swapchain (clone)
/// </summary>
/// <param name="previousSwapChain">the base swapchain for clonnage</param>
public Swapchain(Swapchain <T> previousSwapChain)
{
writeBuffer = previousSwapChain.writeBuffer.Clone() as T[, ];
readBuffer = previousSwapChain.readBuffer.Clone() as T[, ];
}