static public void RegisterDisplayListEntryMaker(IExternalDisplayListEntryMaker m)
{
for (int i = 0; i < dlMakerReg.Count; i++)
{
if (dlMakerReg[i].GetRendererComponent() == m.GetRendererComponent())
{
Assert.IsTrue(false, "Duplicate entry.");
return;
}
}
dlMakerReg.Add(m);
}
protected void AddItemsToListByType(IExternalDisplayListEntryMaker dlm, DisplayListCamera dlc, Camera2D c2d,
DynamicBuffer <DisplayListEntry> dest, DynamicBuffer <SortedEntity> destSorted)
{
var mgr = EntityManager;
dlm.Update(this);
var cachedGetLayerSorting = GetComponentDataFromEntity <LayerSorting>(true);
bool doNotClip = dlm.DoNotClip();
var query = Entities;
// build the query: Add base filter and dlm, then add per - camera filter
dlm.Filter(ref query);
// add camera 'layer' filter
AddLayerFilter(ref query, c2d);
// run query
query.ForEach((Entity e, ref PrivateTransformData ptd, ref LocalToWorld tx) =>
{
DisplayListEntry de = default;
de.e = e;
if (!dlm.MakeEntry(mgr, ref de))
{
return;
}
if (!FinishDisplayListEntry(ref de, ref dlc, ref tx, ref ptd, doNotClip))
{
return;
}
float z = math.dot(de.finalMatrix[3], dlc.sortingDot); // = Dot(de.finalMatrix.GetColumn(3), dlc.camSortingDot); TODO CHECK
SortedEntity se = new SortedEntity {
e = de.e,
idx = dest.Length
};
if (cachedGetLayerSorting.Exists(de.e))
{
var sortEx = cachedGetLayerSorting[de.e];
se.CombineKey(z, sortEx.layer, sortEx.order);
}
else
{
se.CombineKey(z);
}
se.e = de.e;
se.idx = dest.Length;
dest.Add(de);
destSorted.Add(se);
});
}
