public void SpatialHashQuerry()
{
var cellSize = new float3(1F);
SpatialHash <Item> sh = new SpatialHash <Item>(new Bounds(new float3(15F), new float3(30F)), cellSize, 15, Allocator.Temp);
var item = new Item {
Center = new float3(5.5F), Size = new float3(1.1F)
};
sh.Add(ref item);
Assert.AreEqual(1, sh.ItemCount);
Assert.AreEqual(3 * 3 * 3, sh.BucketItemCount);
var results = new NativeList <Item>(5, Allocator.TempJob);
var bounds = new Bounds(item.GetCenter(), item.GetSize());
sh.CalculStartEndIteration(bounds, out var start, out var end);
var hashPosition = new int3(0F);
for (int x = start.x; x < end.x; ++x)
{
hashPosition.x = x;
for (int y = start.y; y < end.y; ++y)
{
hashPosition.y = y;
for (int z = start.z; z < end.z; ++z)
{
hashPosition.z = z;
var querryBound = new Bounds(sh.GetPositionVoxel(hashPosition, true), cellSize * 0.95F);
results.Clear();
sh.Query(querryBound, results);
Assert.AreEqual(1, results.Length);
Assert.AreEqual(item, results[0]);
}
}
}
//check clear result
results.Dispose();
sh.Dispose();
}