public float Calculate(Vector2 texturePosition, float scaleInput, int x, int y, int z)
{
perlin = new Perlin(seed);
fractal = new FractalNoise(h, lacunarity, octaves, perlin);
float value = 0;
switch (noiseType)
{
case NoiseType.Brownian:
value = fractal.BrownianMotion(x * scale * scaleInput + texturePosition.x, y * scale * scaleInput, z * scale * scaleInput + texturePosition.y);
break;
case NoiseType.HybridMultifractal:
value = fractal.HybridMultifractal(x * scale * scaleInput + texturePosition.x, y * scale * scaleInput, z * scale * scaleInput + texturePosition.y, offset);
break;
case NoiseType.RidgedMultifractal:
value = fractal.RidgedMultifractal(x * scale * scaleInput + texturePosition.x, y * scale * scaleInput, z * scale * scaleInput + texturePosition.y, offset, gain);
break;
case NoiseType.Perlin:
value = perlin.Noise(x * scale * scaleInput + texturePosition.x, y * scale * scaleInput, z * scale * scaleInput + texturePosition.y);
break;
}
return(value);
}
public float[,] Calculate(Vector2 texturePosition, float scaleInput, float[,] heightMap, int iterater)
{
if (enabled == false)
{
return(new float[height, width]);
}
perlin = new Perlin(seed);
fractal = new FractalNoise(h, lacunarity, octaves, perlin);
float[,] hMA = new float[width, height];
for (var y = 0; y < height; y++)
{
for (var x = 0; x < width; x++)
{
float value = 0;
switch (noiseType)
{
case NoiseType.Brownian:
value = fractal.BrownianMotion(x * scale * scaleInput + texturePosition.x, y * scale * scaleInput + texturePosition.y);
break;
case NoiseType.HybridMultifractal:
value = fractal.HybridMultifractal(x * scale * scaleInput + texturePosition.x, y * scale * scaleInput + texturePosition.y, offset);
break;
case NoiseType.RidgedMultifractal:
value = fractal.RidgedMultifractal(x * scale * scaleInput + texturePosition.x, y * scale * scaleInput + texturePosition.y, offset, gain);
break;
case NoiseType.Perlin:
value = perlin.Noise(x * scale * scaleInput + texturePosition.x, y * scale * scaleInput + texturePosition.y);
break;
}
//Blending
if (iterater == 0)
{
hMA[x, y] = value;
}
else if (blendType == BlendType.Accumulative)
{
hMA[x, y] = Mathf.Lerp(heightMap[x, y], value, 0.5f);
}
else if (blendType == BlendType.Iterative)
{
hMA[x, y] = (value + heightMap[x, y]) / 2;
}
}
}
return(hMA);
}
