added project loader

src/main.cpp

@@ -15,6 +15,8 @@
 #include "FreeCameraController.h"
 #include "InputManager.h"
 #include "ModelManager.h"
+#include "ProjectManifest.h"
+#include "ProjectManifestFile.h"
 #include "Scene.h"
 #include "ShaderManager.h"
 #include "ShaderProgram.h"
@@ -26,6 +28,8 @@
 #include "ui/UISceneGraph.h"
 #include "ui/UISceneViewer.h"
 
+const char* B_ENGINE_VERSION = "v0.0.3";
+
 GLFWwindow* gWindow = nullptr;
 int gWindowWidth = 1920;
 int gWindowHeight = 1080;
@@ -37,6 +41,8 @@ float gAspectRatio = 0.f;
 
 float gMouseSensitivity = 0.1f;
 
+std::unique_ptr<ProjectManifest> gCurrentProject {nullptr};
+
 Camera gCamera {};
 Scene gScene{};
 EditorContext gEditorCtx{};
@@ -58,13 +64,14 @@ void load_default_models();
 void loop();
 
 void create_entity(entt::entity parent);
+void open_project(std::string_view _path);
 
 auto xAxis = glm::vec3{1.f, 0.f, 0.f};
 auto yAxis = glm::vec3{0.f, 1.f, 0.f};
 auto zAxis = glm::vec3{0.f, 0.f, 1.f};
 
 int main() {
-    spdlog::info("b_engine v0.0.3 start");
+    spdlog::info("b_engine {} start", B_ENGINE_VERSION);
 
     init_glfw();
 
@@ -83,8 +90,9 @@ int main() {
     load_default_models();
 
     UIManager::init(gWindow);
-    UIMenuBar* menuBar = UIManager::add_ui_panel<UIMenuBar>("menu_bar");
+    auto* menuBar = UIManager::add_ui_panel<UIMenuBar>("menu_bar");
     menuBar->create_entity = create_entity;
+    menuBar->open_project = open_project;
     UIManager::add_ui_panel<UISceneViewer>("scene_viewer");
     UIManager::add_ui_panel<UISceneGraph>("scene_graph");
     UIManager::add_ui_panel<UIEntityInspector>("entity_inspector");
@@ -142,7 +150,8 @@ void init_glfw()
 
 void create_main_window()
 {
-    gWindow = glfwCreateWindow(gWindowWidth, gWindowHeight, "b_engine v0.0.3", nullptr, nullptr);
+    std::string title = fmt::format("b_engine {}", B_ENGINE_VERSION);
+    gWindow = glfwCreateWindow(gWindowWidth, gWindowHeight, title.c_str(), nullptr, nullptr);
     if (!gWindow) {
         spdlog::error("failed to create glfw window");
         std::exit(1);
@@ -272,10 +281,12 @@ void loop() {
 }
 
 void create_entity(entt::entity parent) {
-    auto entity = gScene.create_game_object(parent);
-    auto& drawable = gScene.attach_component<Components::Drawable>(entity);
-    drawable.model = ModelManager::models["vette"];
-    auto& transform = gScene.fetch_component<Components::Transform>(entity);
-    transform.scale = {0.1, 0.1, 0.1};
-    transform.dirty = true;
+    gScene.create_game_object(parent);
+}
+
+void open_project(std::string_view _path) {
+    gCurrentProject = ProjectManifestFile::load(_path);
+
+    const std::string title = fmt::format("project \"{}\" | b_engine {}", gCurrentProject->name, B_ENGINE_VERSION);
+    glfwSetWindowTitle(gWindow, title.c_str());
 }