private void CleanupMeshes()
{
using (var missing = new NativeHashMap <int, bool>(_meshById.Count, Allocator.Temp))
using (var chunks = _spriteWithMesh.CreateArchetypeChunkArray(Allocator.TempJob))
{
foreach (var meshId in _meshById.Keys)
{
missing.TryAdd(meshId, true);
}
var chunkSpriteMeshType = GetArchetypeChunkComponentType <ChunkSpriteMeshComponent>(true);
for (int i = 0; i < chunks.Length; i++)
{
var mesh = chunks[i].GetChunkComponentData(chunkSpriteMeshType);
missing.Remove(mesh.ChunkMeshId);
}
using (var keys = missing.GetKeyArray(Allocator.Temp))
{
for (int i = 0; i < keys.Length; i++)
{
if (_meshById.TryGetValue(keys[i], out var mesh))
{
UnityEngine.Object.Destroy(mesh.Mesh);
}
int renderIndex = _meshIds.IndexOf(keys[i]);
_renderGroup.RemoveBatch(renderIndex);
_meshIds.RemoveAtSwapBack(renderIndex);
_meshById.Remove(keys[i]);
}
}
}
}
private void OnDestroy()
{
if (m_initialized)
{
m_BatchRendererGroup.RemoveBatch(m_batchID);
if (m_material)
{
m_BatchRendererGroup.UnregisterMaterial(m_materialID);
}
if (m_mesh)
{
m_BatchRendererGroup.UnregisterMesh(m_meshID);
}
m_BatchRendererGroup.Dispose();
m_GPUPersistentInstanceData.Dispose();
m_sysmemBuffer.Dispose();
}
}