public void LoadData()
{
const float SCALE = 0.008f;
float baseX = X * SCALE * SIZE;
float baseY = Y * SCALE * SIZE;
float min = float.MaxValue;
float max = float.MinValue;
noise.SetPerlinPersistence(0.4f);
for (int x = 0; x < SIZE; x++)
{
for (int y = 0; y < SIZE; y++)
{
float n = noise.GetPerlin(baseX + x * SCALE, baseY + y * SCALE, 0);
// Remap noise form -1 -> 1 to 0 -> 1
n *= 0.5f;
n += 0.5f;
Color c = Color.Blue;
if (n > 0.9f)
{
c = Color.NavajoWhite;
}
else if (n > 0.8f)
{
c = Color.DarkSlateGray;
}
else if (n > 0.65f)
{
c = Color.DimGray;
}
else if (n > 0.5f)
{
c = Color.LawnGreen;
}
else if (n > 0.25f)
{
c = Color.SandyBrown;
}
else if (n > 0.2f)
{
c = Color.Yellow;
}
if (n > max)
{
max = n;
}
if (n < min)
{
min = n;
}
tiles[GetIndex(x, y, 0)] = new Tile(1, ColorCache.EnsureColor(c));
if (c == Color.LawnGreen || c == Color.SandyBrown)
{
if (Rand.Chance(0.3f))
{
tiles[GetIndex(x, y, 1)] = new Tile(3, ColorCache.EnsureColor(Color.White));
}
}
}
}
}
public override void Draw(SpriteBatch spr, Tile tile, Chunk chunk, int localX, int localY, int z)
{
spr.Draw(CalculateSprite(localX + chunk.X * Chunk.SIZE, localY + chunk.Y * Chunk.SIZE, z), new Rectangle(localX * SIZE, localY * SIZE, SIZE, SIZE), ColorCache.GetColor(tile.ColorRef));
}
