void AddNormals()
{
Vector3 v0 = _vertices[_lastVertIndex + 0];
Vector3 v1 = _vertices[_lastVertIndex + 1];
Vector3 v2 = _vertices[_lastVertIndex + 2];
AddNormals(VoxelUtils.Normal(v0, v1, v2));
}
public void AddCube(Vector3 position, int submeshId)
{
for (int i = 0; i < 6; i++)
{
Directions d = (Directions)i;
VoxelUtils.Quad(d, out Vector3 v0, out Vector3 v1, out Vector3 v2, out Vector3 v3);
Quad q = new Quad(v0, v1, v2, v3, 1, 1) + position;
Add(q, submeshId);
}
}
void UpdateNeighborChunk(Vector3i chunkPosition, Vector3i blockPosition)
{
// set neighboring chunks dirty
_neighbors.Clear();
VoxelUtils.FindNeighbors(VoxelConsts.ChunkLength, blockPosition, _neighbors);
foreach (Vector3i delta in _neighbors)
{
Vector3i neighborChunkPosition = chunkPosition + delta;
// Do spawn the neighbor chunk if it doesn't exist
// because their blocks must be visible if the set block is Empty.
Chunk neighborChunk = GetOrAddChunk(neighborChunkPosition);
neighborChunk.QueueUpdate();
}
}
public void Initiate(Vector3i chunkPosition)
{
Clear();
_renderer.sharedMaterials = _source.BlockMaterials;
_filter.sharedMesh = new Mesh {
indexFormat = IndexFormat.UInt32
};
_meshBuilder = new VoxelMeshBuilder(1024, VoxelConsts.BlockCount);
_quadBuilder = new VoxelQuadBuilder(1024, VoxelConsts.ChunkLength, blockPosition =>
{
Vector3i p = VoxelUtils.LocalToWorld(VoxelConsts.ChunkLength, chunkPosition, blockPosition);
return(_globalLookup.Lookup(p));
});
InitiateUpdaters();
}
Vector3i LocalToGlobal(Vector3i chunkPosition, Vector3i blockPosition)
{
return(VoxelUtils.LocalToWorld(VoxelConsts.ChunkLength, chunkPosition, blockPosition));
}
