private float CalculateValue(NoiseMapParametersModel parameters, float x, float y)
{
float noise = 0.0f;
float gain = 1.0f;
for (int i = 0; i < parameters.Octaves; ++i)
{
float value = ImprovedNoise.Noise2D((x + xOff) * gain / parameters.Frequency, (y + yOff) * gain / parameters.Frequency);
noise += value * 0.5f / gain;
gain *= 2;
}
return((float)Math.Pow(noise, parameters.TargetValue));
}
public float[,] Generate(NoiseMapParametersModel noiseMapParameters, int width, int height)
{
xOff = random.Next(0, 1000000);
yOff = random.Next(0, 1000000);
float[,] map = new float[height, width];
for (int i = 0; i < height; ++i)
{
for (int j = 0; j < width; ++j)
{
map[i, j] = CalculateValue(noiseMapParameters, j, i);
}
}
return(map);
}