完成场景与场景管理

src/game/scene/game_scene.cpp

@@ -0,0 +1,56 @@
+#include "game_scene.h"
+#include "../../engine/core/context.h"
+#include "../../engine/object/game_object.h"
+#include "../../engine/component/transform_component.h"
+#include "../../engine/component/sprite_component.h"
+#include <spdlog/spdlog.h>
+#include <SDL3/SDL_rect.h>
+
+namespace game::scene {
+
+// 构造函数：调用基类构造函数
+GameScene::GameScene(std::string name, engine::core::Context& context, engine::scene::SceneManager& scene_manager)
+    : Scene(name, context, scene_manager) {
+    spdlog::trace("GameScene 构造完成。");
+}
+
+void GameScene::init() {
+    // 创建 test_object
+    createTestObject();
+
+    Scene::init();
+    spdlog::trace("GameScene 初始化完成。");
+}
+
+void GameScene::update(float delta_time) {
+    Scene::update(delta_time);
+}
+
+void GameScene::render() {
+    Scene::render();
+}
+
+void GameScene::handleInput() {
+    Scene::handleInput();
+}
+
+void GameScene::clean() {
+    Scene::clean();
+}
+
+// --- 私有方法 ---
+
+void GameScene::createTestObject() {
+    spdlog::trace("在 GameScene 中创建 test_object...");
+    auto test_object = std::make_unique<engine::object::GameObject>("test_object");
+
+    // 添加组件
+    test_object->addComponent<engine::component::TransformComponent>(glm::vec2(100.0f, 100.0f)); 
+    test_object->addComponent<engine::component::SpriteComponent>("assets/textures/Props/big-crate.png", context_.getResourceManager());
+
+    // 将创建好的 GameObject 添加到场景中 （一定要用std::move，否则传递的是左值）
+    addGameObject(std::move(test_object)); 
+    spdlog::trace("test_object 创建并添加到 GameScene 中。");
+}
+
+} // namespace game::scene