public override void OnNodeProcess()
{
if (chunkSizeHasChanged)
output.Resize(chunkSize);
//recalcul perlin noise values with new seed / position.
if (needUpdate)
{
float scale = 40f;
output.Foreach((x, y) => {
float nx = (float)x * step + chunkPosition.x;
float ny = (float)y * step + chunkPosition.z;
float val = PerlinNoise2D.GenerateNoise(nx / scale, ny / scale, 2, 2, 1, 1, seed);
for (int i = 0; i < octaves; i++)
val *= 1.2f;
return val;
});
}
}
static List <Vector2> GenerateRoomVertices(Vector2 p, ROOM_TYPE type)
{
List <Vector2> verts = new List <Vector2>();
float roomScale = 1;
float noiseScale = 0.05f;
int nVertices = 40;
float degPadd = (360f / nVertices);
float deg = 125;
float rx = Random.Range(1f, 1.5f);
float ry = Random.Range(1f, 1.5f);
for (int i = 0; i < nVertices; i++, deg += degPadd)
{
float x = Mathf.Cos(deg * Mathf.Deg2Rad);
float y = Mathf.Sin(deg * Mathf.Deg2Rad);
Vector2 roomPoint = new Vector2(x * rx, y * ry);
float noiseModifier = PerlinNoise2D.GenerateNoise(x + p.x, y + p.y, .05f, 2);
noiseModifier = (noiseModifier - .5f) * 2 * noiseScale;
verts.Add(p + roomPoint * roomScale + (roomPoint * noiseModifier));
}
return(verts);
}