public static TerrainChunk MakeShaftChunk(int diameter, float depth) {
TerrainChunk output = new TerrainChunk(diameter, diameter);
int center_x = diameter / 2;
int center_y = diameter / 2;
output.Map((x, y) => {
int dx = (center_x - x);
int dy = (center_y - y);
float distance = Mathf.Sqrt(dx * dx + dy * dy);
distance = 1 - (distance / (diameter / 2));
return 1 - (Mathf.Clamp(distance, 0, 1) * depth);
});
return output;
}
