public void Build(VoxelCache cache, Biome biome)
{
// Check if neighbors are loaded for next time
if (state == ChunkState.VoxelsLoaded && NeighborsLoaded())
{
state = ChunkState.NeighborsLoaded;
}
// Next, build the mesh
if (state == ChunkState.NeighborsLoaded)
{
if (!isEmpty && !isCompletelySolid)
{
// Second pass: Add visible voxels
FindVisible(cache, biome);
// Third pass: Build mesh out of visible voxels
BuildMesh(cache, biome);
}
state = ChunkState.Meshed;
// Remove data from cache and reset
cache.voxels.Remove(offset);
cache.ResetData();
// Set matrix transformation
transformMatrix = Matrix.CreateTranslation(offset.X, offset.Y, offset.Z);
}
}
/// <summary>
/// Load voxel data and create a mesh from it
/// </summary>
public void Load(VoxelCache cache, String filename)
{
this.voxelData = MagicaVoxImporter.Load(filename);
// Setup cache
cache.ResetData();
cache.voxels.Add(Vector3.One,
new byte[cache.SizeX + 2, cache.SizeZ + 2, cache.SizeY + 2]);
// First generate the height map and dense voxel data
BuildVoxels(cache);
// Second pass: Add visible voxels
FindVisible(cache);
// Third pass: Build mesh out of visible voxels
BuildMesh(cache);
// Reset cache
cache.voxels.Remove(Vector3.One);
cache.ResetData();
}
/// <summary>
/// Generate a world chunk
/// </summary>
public void Setup(VoxelCache cache, Biome biome)
{
// Create lightweight voxel array. At 2 bits/voxel, Y axis shares 16 voxels per int
voxels = new uint[cache.SizeX, cache.SizeZ, cache.SizeY / 16];
cache.voxels.Remove(previousOffset);
cache.voxels.Add(offset,
new byte[cache.SizeX + 2, cache.SizeZ + 2, cache.SizeY + 2]);
// First generate the height map and dense voxel data
BuildVoxels(cache, biome);
state = ChunkState.VoxelsLoaded;
// Remove voxels from cache if chunk doesn't need a mesh
if (isEmpty || isCompletelySolid)
{
cache.voxels.Remove(offset);
}
// Reset cache
cache.ResetData();
}