void Start()
{
GameObject cubeParent = new GameObject();
cubeParent.name = "Noise Cubes";
for (int x = 0; x < gridSize; x++)
{
for (int y = 0; y < gridSize; y++)
{
for (int z = 0; z < gridSize; z++)
{
float noiseValue = (float)NoiseS3D.NoiseCombinedOctaves(x * noiseScale, y * noiseScale, z * noiseScale);
//remap the value to 0 - 1 for color purposes
noiseValue = (noiseValue + 1) * 0.5f;
GameObject noiseCube = GameObject.CreatePrimitive(PrimitiveType.Cube);
noiseCube.GetComponent <Renderer>().sharedMaterial = Instantiate(noiseMat) as Material;
Destroy(noiseCube.GetComponent <Collider>());
noiseCube.GetComponent <Renderer>().sharedMaterial.SetColor("_TintColor", new Color(noiseValue, noiseValue, noiseValue, noiseValue * 0.015f));
noiseCube.transform.SetParent(cubeParent.transform);
noiseCube.transform.position = new Vector3(x, y, z);
}
}
}
cubeParent.transform.position -= new Vector3(gridSize / 2, 0, gridSize / 2);
}
float[,] GenerateHeights()
{
Texture2D noiseTex = new Texture2D(xSize, ySize);
noiseTex.filterMode = FilterMode.Point;
float[,] heights = new float[xSize, ySize];
for (int x = 0; x < xSize; x++)
{
for (int y = 0; y < xSize; y++)
{
float xCoord = (float)(x - xSize / 2) / xSize * noiseScale + xOffset;
float yCoord = (float)(y - ySize / 2) / ySize * noiseScale + yOffset;
if (useOctaves)
{
NoiseS3D.octaves = octaves;
heights[x, y] = (float)NoiseS3D.NoiseCombinedOctaves(xCoord, yCoord);
}
else
{
heights[x, y] = Mathf.PerlinNoise(xCoord, yCoord);
}
}
}
return(heights);
}
public static Texture2D MakeTexture(int height, int width, int octaves, float noiseScale)
{
Texture2D noiseTex = new Texture2D(width, height);
noiseTex.filterMode = FilterMode.Point;
for (int x = 0; x < noiseTex.width; x++)
{
for (int y = 0; y < noiseTex.height; y++)
{
float noiseValue = 0;
NoiseS3D.octaves = octaves;
noiseValue = (float)NoiseS3D.NoiseCombinedOctaves(x * noiseScale, y * noiseScale);
//remap the value to 0 - 1 for color purposes
noiseValue = (noiseValue + 1) * 0.5f;
noiseTex.SetPixel(x, y, new Color(noiseValue, noiseValue, noiseValue));
}
}
return(noiseTex);
}
void MakeTexture()
{
if (useSeed)
{
NoiseS3D.seed = seed;
}
if (noiseTex)
{
Destroy(noiseTex);
}
noiseTex = new Texture2D(Screen.width, Screen.height);
noiseTex.filterMode = FilterMode.Point;
for (int x = 0; x < noiseTex.width; x++)
{
for (int y = 0; y < noiseTex.height; y++)
{
float noiseValue = 0;
if (UseOctaves)
{
NoiseS3D.octaves = octaves;
noiseValue = (float)NoiseS3D.NoiseCombinedOctaves(x * noiseScale, y * noiseScale);
}
else
{
noiseValue = (float)NoiseS3D.Noise(x * noiseScale, y * noiseScale);
}
//remap the value to 0 - 1 for color purposes
noiseValue = (noiseValue + 1) * 0.5f;
if (colorize)
{
noiseTex.SetPixel(x, y, Color.HSVToRGB(1f - noiseValue, 1, 1));
}
else
{
noiseTex.SetPixel(x, y, new Color(noiseValue, noiseValue, noiseValue));
}
}
}
noiseTex.Apply();
noiseImage.texture = noiseTex;
}