From 40db547817c94b1476551053002e2e3455fda57a Mon Sep 17 00:00:00 2001
From: MihailRis <mexaruc@gmail.com>
Date: Sat, 10 Oct 2026 20:42:07 +0300
Subject: [PATCH] fix: entities frustum-culling not uses hitbox size (it uses
 entity scale only)

---
 src/objects/Entities.cpp | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/objects/Entities.cpp b/src/objects/Entities.cpp
index 46746684e..c231a91cd 100644
--- a/src/objects/Entities.cpp
+++ b/src/objects/Entities.cpp
@@ -480,15 +480,17 @@ void Entities::render(
     const Frustum* frustum,
     entityid_t fpsEntity
 ) {
-    auto view = registry->view<EntityId, Transform, rigging::Skeleton>();
-    for (auto [entity, eid, transform, skeleton] : view.each()) {
+    auto view = registry->view<EntityId, Transform, rigging::Skeleton, Rigidbody>();
+    for (auto [entity, eid, transform, skeleton, rigidbody] : view.each()) {
         if (eid.uid == fpsEntity) {
             continue;
         }
         const auto& def = eid.def;
         const auto& pos = transform.pos;
         const auto& size = transform.size;
-        if (frustum && !frustum->isBoxVisible(pos - size, pos + size)) {
+        const auto& halfSize = rigidbody.hitbox.getHalfSize();
+        // todo: more correct frustum culling
+        if (frustum && !frustum->isBoxVisible(pos - halfSize, pos + halfSize)) {
             continue;
         }