protected void AddLayerFilter(ref EntityQueryBuilder query, Camera2D c2d)
{
// temporary check until we support more in ForEach
Assert.IsTrue(PopCount(c2d.cullingMask) <= 14, "No more than 14 layer flags at the same time are supported per camera.");
switch (c2d.cullingMode)
{
case CameraCullingMode.NoCulling:
Assert.IsTrue(c2d.cullingMask == 0, "Camera has NoCulling culling but mask bits set.");
break;
case CameraCullingMode.All:
Assert.IsTrue(c2d.cullingMask != 0, "Camera has All culling but no mask bits are set.");
for (int i = 0; i < 32; i++)
{
if (((c2d.cullingMask >> i) & 1) == 1)
{
query.WithAll(layersToComponentType[i]);
}
}
break;
case CameraCullingMode.Any:
Assert.IsTrue(c2d.cullingMask != 0, "Camera has Any culling but no mask bits are set.");
for (int i = 0; i < 32; i++)
{
if (((c2d.cullingMask >> i) & 1) == 1)
{
query.WithAny(layersToComponentType[i]);
}
}
break;
case CameraCullingMode.None:
Assert.IsTrue(c2d.cullingMask != 0, "Camera has None culling but no mask bits are set.");
for (int i = 0; i < 32; i++)
{
if (((c2d.cullingMask >> i) & 1) == 1)
{
query.WithNone(layersToComponentType[i]);
}
}
break;
}
}