public NoiseGeneratorOctaves2(JavaRandom random, int i)
{
field_4233_b = i;
field_4234_a = new NoiseGenerator2[i];
for (int j = 0; j < i; j++)
{
field_4234_a[j] = new NoiseGenerator2(random);
}
}
public NoiseGeneratorOctaves2(JavaRandom random, int i)
{
field_4233_b = i;
field_4234_a = new NoiseGenerator2[i];
for (int j = 0; j < i; j++)
{
field_4234_a[j] = new NoiseGenerator2(random);
}
}
public void SetupLandscape()
{
Random random = new Random();
int W = (int)Dim * (int)Scale;
int H = (int)Dim * (int)Scale;
float[,] heightmap = new float[W, H];
// create heightmap from nosie
for (int x = (int)WorldPosition.X; x < (int)WorldPosition.X + Dim * Scale; x += (int)Scale)
{
for (int z = (int)WorldPosition.Z; z < (int)WorldPosition.Z + Dim * Scale; z += (int)Scale)
{
Vector2 voxIndex = WorldToChunkXZ(x, z);
int X = (int)voxIndex.X;
int Z = (int)voxIndex.Y;
float height = ((float)NoiseGenerator.Noise(Math.Abs(x), Math.Abs(z)) + 1f) * 0.5f +
((float)NoiseGenerator2.Noise(Math.Abs(x), Math.Abs(z)) + 1f) * 0.25f;
heightmap[X, Z] = height;
}
}
// find max noise value
foreach (float h in heightmap)
{
if (h > max)
{
max = h;
}
}
// normalize to 0 - 1
for (int x = (int)WorldPosition.X; x < (int)WorldPosition.X + Dim * Scale; x += (int)Scale)
{
for (int z = (int)WorldPosition.Z; z < (int)WorldPosition.Z + Dim * Scale; z += (int)Scale)
{
Vector2 voxIndex = WorldToChunkXZ(x, z);
int X = (int)voxIndex.X;
int Z = (int)voxIndex.Y;
heightmap[X, Z] /= max;
}
}
for (int x = (int)WorldPosition.X; x < (int)WorldPosition.X + Dim * Scale; x += (int)Scale)
{
for (int z = (int)WorldPosition.Z; z < (int)WorldPosition.Z + Dim * Scale; z += (int)Scale)
{
/*
* float height = ((float)NoiseGenerator.Noise(Math.Abs(x), Math.Abs(z)) + 1f)*0.5f +
* ((float)NoiseGenerator2.Noise(Math.Abs(x), Math.Abs(z)) + 1f)*0.15f;
* if (height > 1.0) height /= 2.0f;
*/
Vector2 voxIndex = WorldToChunkXZ(x, z);
int X = (int)voxIndex.X;
int Z = (int)voxIndex.Y;
float height = heightmap[X, Z];
height *= (float)Dim;
for (int y = 0; y < (int)height; y++)
{
Blocks[(int)voxIndex.X, y, (int)voxIndex.Y].IsActive = true;
if (y > 26 * height / 30)
{
Blocks[X, y, Z].BlockType = BlockType.GRASS;
}
else if (y <= 26 * height / 30 && y > 18 * height / 30)
{
Blocks[X, y, Z].BlockType = BlockType.DIRT;
}
else
{
Blocks[X, y, Z].BlockType = BlockType.STONE;
}
}
}
}
Build();
}