private void _generateNoise(System.Random rng, TerrainData data)
{
int width = data.Width;
int height = data.Height;
for (int y = 0; y < height; y++)
{
for(int x = 0; x < width; x++)
{
data.SetValue(x, y, rng.NextDouble() < m_randomFillChance ? 1 : 0);
}
}
}
private void _circleCull(TerrainData data)
{
int centerX = m_width / 2;
int centerY = m_height / 2;
Vector2 center = new Vector2(centerX, centerY);
int radius = Mathf.Min(m_width, m_height) / 2;
for (int y = 0; y < m_height; y++)
{
for (int x = 0; x < m_width; x++)
{
Vector2 point = new Vector2(x, y);
if ((point - center).magnitude > radius)
data.SetValue(x, y, 0);
}
}
}
private void _smoothMap(System.Random rng, TerrainData data)
{
int width = data.Width;
int height = data.Height;
int[,] newData = new int[width,height];
for (int y = 0; y < height; y++)
{
for (int x = 0; x < width; x++)
{
int filledCount = data.FilledNeighbors(x, y);
if (filledCount > 4)
{
data.SetValue(x, y, 1);
}
else if(filledCount < 4)
{
data.SetValue(x, y, 0);
}
}
}
}