public static uint HashTransforms(World world, uint seed)
{
if (!world.IsCreated)
{
return(seed);
}
var entities = world.EntityManager;
using (var query = entities.CreateEntityQuery(ComponentType.ReadOnly <LocalToWorld>()))
using (var chunks = query.CreateArchetypeChunkArray(Allocator.TempJob))
using (var hashes = new NativeArray <uint>(chunks.Length, Allocator.TempJob))
{
if (0 == chunks.Length)
{
return(seed);
}
new HashLocalToWorldChunksJob
{
Access = entities.GetArchetypeChunkComponentType <LocalToWorld>(true),
Chunks = chunks,
Hashes = hashes,
Seed = seed
}
.Schedule(chunks.Length, 1)
.Complete();
return(HashUtility.GetDenseHash(hashes, seed));
}
}
public void Execute(int index)
{
var data = Chunks[index].GetNativeArray(Access);
Hashes[index] = HashUtility.GetDenseHash(data, Seed);
}
public uint Execute(NativeView view, ComponentType _, uint seed)
{
return(HashUtility.GetDenseHash(view, seed));
}