basic movement

src/renderer/renderer.cpp

@@ -2,6 +2,8 @@
 #include <utils.hpp>
 #include <state/gamestate.hpp>
 #include <object/entity.hpp>
+#include <window/window.hpp>
+#include <object/camera.hpp>
 
 namespace Game::Renderer {
     Renderer::Renderer() : mRenderer(nullptr) {}
@@ -39,12 +41,20 @@ namespace Game::Renderer {
     void Renderer::renderFrame() {
         mClear();
         
+        float camX, camY;
+        Object::Camera::getInstance().getPosition(camX, camY);
+        int screenW, screenH;
+        SDL_GetWindowSizeInPixels(Window::Window::getSDLWindowBackend(), &screenW, &screenH);
+        // Pass the config to avoid wasting time recalculating it for every entity, since it's not gonna change during the frame
+        RendererConfig config{ camX, camY, screenW, screenH };
+
         try {
-            Game::State::GameState::getInstance().withEntitiesLocked([this](auto& entities) {
-                for (auto& entity : entities) {
-                    entity->render(this);
+            auto entities = Game::State::GameState::getInstance().getEntitiesSnapshot(true);
+            for (auto* entity : entities) {
+                if (entity) {
+                    entity->render(this, config);
                 }
-            });
+            }
         } catch (const std::exception& e) {
             ERROR("Exception while rendering frame: " << e.what());
         }