public void MoveEntityToArchetype(Entity entity, Archetype *archetype)
{
var entityInChunk = this.entitiesInChunk[entity.index];
var chunkIndex = 0;
Chunk *chunk = archetype->chunkArray->GetChunkWithEmptySlots(ref chunkIndex);
int indexInChunk = chunk->count;
// TODO: This is bad. Remove the legacy stuff and reimplement this to work on batches.
Span <Entity> allocated = ChunkUtility.AllocateEntities_LEGACY(chunk, 1);
allocated[0] = entity;
ChunkUtility.CopyComponentData(entityInChunk.chunk, chunk, entityInChunk.index, indexInChunk);
ChunkUtility.PatchEntityData(entityInChunk.chunk, entityInChunk.index, 1);
this.entitiesInChunk[entity.index] = new EntityInChunk(chunk, indexInChunk, entityInChunk.version);
}
public void DestroyEntityBatchInChunk(EntityBatchInChunk entityBatchInChunk)
{
ChunkUtility.PatchEntityData(entityBatchInChunk.chunk, entityBatchInChunk.index, entityBatchInChunk.count);
// TODO: This thing needs to be more efficent.
var movedEntities = ChunkUtility.GetEntities(entityBatchInChunk.chunk);
if (entityBatchInChunk.index < movedEntities.Length) // Copied from end?
{
movedEntities = movedEntities.Slice(entityBatchInChunk.index, Math.Min(movedEntities.Length, entityBatchInChunk.count));
for (int i = 0; i < movedEntities.Length; ++i)
{
var entityIndex = movedEntities[i].index;
this.entitiesInChunk[entityIndex].chunk = entityBatchInChunk.chunk;
this.entitiesInChunk[entityIndex].index = entityBatchInChunk.index + i;
}
}
// TODO: Free chunks if chunk->count == 0 after patching entities
++this.version;
}
