/// <summary>
/// Run a test for the marching cubes algorithm.
/// </summary>
private static void TestMarchingCubes()
{
var terrain = new VoxelTerrain();
var chunkIndex = new Position(0, 0);
var noiseGenerator = new NoiseGenerator(1, 16, 0.001f, 0.25f);
var voxelGenerator = new ChunkVoxelGenerator(noiseGenerator, 0, 50);
// Load the chunk
var chunkLoader = new ChunkLoader(voxelGenerator);
chunkLoader.LoadChunk(terrain, chunkIndex);
// Generate the mesh
var meshGenerator = new MarchingCubesGenerator(terrain, 7);
meshGenerator.UpdateChunk(chunkIndex);
}
/// <summary>
/// Run a test for the noise generator.
/// </summary>
private static void TestNoiseGenerator()
{
int seed = 3;
byte octaves = 16;
float baseFrequency = 0.0025f;
float persistence = 0.25f;
var generator = new NoiseGenerator(seed, octaves, baseFrequency, persistence);
float[] vals = new float[2000];
for (int x = 0; x < vals.Length; x++)
{
vals[x] = generator.Generate(x);
}
var voxelGenerator = new ChunkVoxelGenerator(generator, 0, 50);
float[] surfaceValues = voxelGenerator.GenerateSurfaceHeights(0);
}
/// <summary>
/// Initialises a new instance of the ChunkVoxelGenerator class.
/// </summary>
/// <param name="noiseGenerator">The noise generator.</param>
/// <param name="surfaceOrigin">The Y position around which the generated surface oscillates.</param>
/// <param name="surfaceAmplitude">The maximum Y distance that the surface can fluctuate from the origin (above
/// or below).</param>
public ChunkVoxelGenerator(NoiseGenerator noiseGenerator, int surfaceOrigin, int surfaceAmplitude)
{
this.NoiseGenerator = noiseGenerator;
this.SurfaceOrigin = surfaceOrigin;
this.SurfaceAmplitude = surfaceAmplitude;
}
/// <summary>
/// Initialises the component.
/// </summary>
public void Start()
{
this.cTerrain = this.GetComponent<TerrainComponent>();
// Initialise the noise and voxel generator
var noiseGenerator =
new NoiseGenerator(this.Seed, (byte)this.Octaves, this.BaseFrequency, this.Persistence);
var voxelGenerator = new ChunkVoxelGenerator(noiseGenerator, this.SurfaceOrigin, this.SurfaceAmplitude);
// Create the chunk loader
this.ChunkLoader = new ChunkLoader(voxelGenerator);
}