perf(render): skip entities outside loaded chunks

src/gameplay/client_world.cpp

@@ -725,6 +725,13 @@ void ClientWorld::receive_voice_message(VoiceMsg& msg) {
 }
 bool ClientWorld::enable_voice_chat() const { return m_voice_chat.load(); }
 int ClientWorld::get_per_tick_time() const { return m_per_tick_time; }
+
+bool ClientWorld::is_render(const glm::vec3& pos) const {
+    ChunkPos p = get_chunk_pos(pos.x, pos.z);
+    chunk_cacc cacc;
+    return m_chunks.find(cacc, p);
+}
+
 void ClientWorld::send_chat_message(ChatMessage& message) {
     Arena arena;
     auto msg = Arena::Create<ChatMsg>(&arena);

src/render/world_renderer.cpp

@@ -300,6 +300,10 @@ void WorldRenderer::shadow_entity(ClientWorld& world,
     auto view = registry.view<BaseClientCreature, RenderTransform>();
     for (auto entity : view) {
         auto& creature = view.get<BaseClientCreature>(entity);
+        auto pos = creature.transform.position.value;
+        if (!world.is_render(pos)) {
+            continue;
+        }
         auto& t = view.get<RenderTransform>(entity);
         float yaw = std::atan2(t.direction.value.x, t.direction.value.z);
 
@@ -724,6 +728,10 @@ void WorldRenderer::render_entity(ClientWorld& world) {
     auto view = registry.view<BaseClientCreature, RenderTransform>();
     for (auto entity : view) {
         auto& creature = view.get<BaseClientCreature>(entity);
+        auto pos = creature.transform.position.value;
+        if (!world.is_render(pos)) {
+            continue;
+        }
         auto& t = view.get<RenderTransform>(entity);
         float yaw = std::atan2(t.direction.value.x, t.direction.value.z);
         m_renderer.model_renderer().render_model(creature.model,