src: make struct entity smaller

2 files changed, 4 insertions, 4 deletions

diff --git a/editor/update.cpp b/editor/update.cpp
index 63cc7a3c..41e5fde4 100644
--- a/editor/update.cpp
+++ b/editor/update.cpp
@@ -203,10 +203,10 @@ start:          const auto size = es.size();
                 for (auto i = size-1; i != (size_t)-1; i--)
                 {
                     auto& e = *es[i];
-                    fm_debug_assert(!(e.last_update > curframe));
-                    if (curframe > e.last_update) [[likely]]
+                    using last_update_type = std::decay_t<decltype(e.last_update)>;
+                    if (last_update_type(curframe) != e.last_update) [[likely]]
                     {
-                        e.last_update = curframe;
+                        e.last_update = last_update_type(curframe);
                         auto status = e.update(i, dt);
                         if (status)
                         {
diff --git a/src/entity.hpp b/src/entity.hpp
index 409d0354..4972767c 100644
--- a/src/entity.hpp
+++ b/src/entity.hpp
@@ -40,13 +40,13 @@ struct entity
     fm_DECLARE_DELETED_COPY_ASSIGNMENT(entity);
 
     const object_id id = 0;
-    uint64_t last_update = 0;
     struct chunk* const c;
     const std::shared_ptr<anim_atlas> atlas;
     const global_coords coord;
     const Vector2b offset, bbox_offset;
     const Vector2ub bbox_size;
     uint16_t delta = 0, frame = 0;
+    uint8_t last_update = 0;
     const rotation r = rotation::N;
     const pass_mode pass = pass_mode::see_through;