public void RemoveBricks(RegId id)
{
if (!m_BricksToVoxels.ContainsKey(id))
{
return;
}
BrickMeta bm = m_BricksToVoxels[id];
foreach (var v in bm.voxels)
{
List <VoxelMeta> vm_list = m_VoxelToBricks[v];
int idx = vm_list.FindIndex((VoxelMeta lhs) => lhs.id == id);
if (idx >= 0)
{
vm_list.RemoveAt(idx);
if (vm_list.Count > 0)
{
UpdateIndex(v);
}
else
{
ClearVoxel(v);
m_VoxelToBricks.Remove(v);
}
}
}
m_BricksToVoxels.Remove(id);
}
public void AddBricks(RegId id, List <Brick> bricks, List <Chunk> allocations, int allocationSize, int poolWidth, int poolHeight)
{
Debug.Assert(bricks.Count <= ushort.MaxValue, "Cannot add more than 65K bricks per RegId.");
int largest_cell = ProbeReferenceVolume.CellSize(kMaxSubdivisionLevels);
// create a new copy
BrickMeta bm = new BrickMeta();
bm.voxels = new HashSet <Vector3Int>();
bm.bricks = new List <ReservedBrick>(bricks.Count);
m_BricksToVoxels.Add(id, bm);
int brick_idx = 0;
// find all voxels each brick will touch
for (int i = 0; i < allocations.Count; i++)
{
Chunk alloc = allocations[i];
int cnt = Mathf.Min(allocationSize, bricks.Count - brick_idx);
for (int j = 0; j < cnt; j++, brick_idx++, alloc.x += ProbeBrickPool.kBrickProbeCountPerDim)
{
Brick brick = bricks[brick_idx];
int cellSize = ProbeReferenceVolume.CellSize(brick.subdivisionLevel);
Debug.Assert(cellSize <= largest_cell, "Cell sizes are not correctly sorted.");
largest_cell = Mathf.Min(largest_cell, cellSize);
MapBrickToVoxels(brick, bm.voxels);
ReservedBrick rbrick = new ReservedBrick();
rbrick.brick = brick;
rbrick.flattenedIdx = MergeIndex(alloc.flattenIndex(poolWidth, poolHeight), brick.subdivisionLevel);
bm.bricks.Add(rbrick);
foreach (var v in bm.voxels)
{
List <VoxelMeta> vm_list;
if (!m_VoxelToBricks.TryGetValue(v, out vm_list)) // first time the voxel is touched
{
vm_list = new List <VoxelMeta>(1);
m_VoxelToBricks.Add(v, vm_list);
}
VoxelMeta vm;
int vm_idx = vm_list.FindIndex((VoxelMeta lhs) => lhs.id == id);
if (vm_idx == -1) // first time a brick from this id has touched this voxel
{
vm.id = id;
vm.brickIndices = new List <ushort>(4);
vm_list.Add(vm);
}
else
{
vm = vm_list[vm_idx];
}
// add this brick to the voxel under its regId
vm.brickIndices.Add((ushort)brick_idx);
}
}
}
foreach (var voxel in bm.voxels)
{
UpdateIndex(voxel);
}
}