more work on asset registry and importing process

src/main.cpp

@@ -7,6 +7,7 @@
 #include "glm/ext/matrix_clip_space.hpp"
 
 #define STB_IMAGE_IMPLEMENTATION
+#include "AssetRegistry.h"
 #include "stb_image.h"
 
 #include "Camera.h"
@@ -28,6 +29,8 @@
 #include "ui/UISceneGraph.h"
 #include "ui/UISceneViewer.h"
 
+#include <filesystem>
+
 const char* B_ENGINE_VERSION = "v0.0.3";
 
 GLFWwindow* gWindow = nullptr;
@@ -43,10 +46,11 @@ float gMouseSensitivity = 0.1f;
 
 std::unique_ptr<ProjectManifest> gCurrentProject {nullptr};
 
-Camera gCamera {};
 Scene gScene{};
 EditorContext gEditorCtx{};
-FreeCameraController gCameraController{};
+
+Camera gCamera {};
+FreeCameraController gEditorCameraController{};
 
 void glfw_error_callback(int error, const char* description);
 void glfw_key_callback(GLFWwindow* window, int key, int scancode, int action, int mods);
@@ -55,12 +59,8 @@ void glfw_framebuffer_size_callback(GLFWwindow* window, int width, int height);
 void init_glfw();
 void create_main_window();
 void load_gl();
-void init_camera();
-void init_scene();
-void load_default_textures();
-void load_shaders();
 void load_inputs();
-void load_default_models();
+void init_editor_camera();
 void loop();
 
 void create_entity(entt::entity parent);
@@ -81,14 +81,8 @@ int main() {
 
     stbi_set_flip_vertically_on_load(true);
 
-    load_default_textures();
-
-    load_shaders();
-
     load_inputs();
 
-    load_default_models();
-
     UIManager::init(gWindow);
     auto* menuBar = UIManager::add_ui_panel<UIMenuBar>("menu_bar");
     menuBar->create_entity = create_entity;
@@ -97,14 +91,11 @@ int main() {
     UIManager::add_ui_panel<UISceneGraph>("scene_graph");
     UIManager::add_ui_panel<UIEntityInspector>("entity_inspector");
 
-    init_camera();
-    init_scene();
-
-    gCameraController.set_camera(gCamera);
-    gCameraController.look_sensitivity = 0.2;
-    gCameraController.movement_speed = 0.2;
+    gEditorCameraController.set_camera(gCamera);
+    gEditorCameraController.look_sensitivity = 0.2;
+    gEditorCameraController.movement_speed = 0.2;
     InputManager::add_mouse_listener([](float xoff, float yoff) {
-        gCameraController.on_mouse_delta(xoff, yoff);
+        gEditorCameraController.on_mouse_delta(xoff, yoff);
     });
 
     gEditorCtx.scene = &gScene;
@@ -133,8 +124,7 @@ void glfw_framebuffer_size_callback(GLFWwindow *window, int width, int height) {
     gCamera.update_aspect_ratio(gAspectRatio);
 }
 
-void init_glfw()
-{
+void init_glfw() {
     if (!glfwInit()) {
         spdlog::error("could not initialize glfw");
         std::exit(1);
@@ -163,10 +153,6 @@ void create_main_window()
     glfwSetCursorPosCallback(gWindow, InputManager::mouse_pos_callback);
 
     glfwSetFramebufferSizeCallback(gWindow, glfw_framebuffer_size_callback);
-
-#ifndef GLFW_CONTEXT_DEBUG
-    glfwSetInputMode(gWindow, GLFW_CURSOR, GLFW_CURSOR_DISABLED);
-#endif
 }
 
 void load_gl()
@@ -187,45 +173,12 @@ void load_gl()
     glEnable(GL_MULTISAMPLE);
 }
 
-void init_camera() {
+void init_editor_camera() {
     gCamera = {{10.f, 10.f, 10.f}, 0, 0, gAspectRatio};
     gCamera.rotate_yaw(-135.f);
     gCamera.rotate_pitch(-35.f);
 }
 
-void init_scene() {
-    gScene.set_active_camera(&gCamera);
-
-    const auto defaultLight = gScene.create_game_object();
-    auto& [name] = gScene.fetch_component<Components::Tag>(defaultLight);
-    name = "Directional Light";
-    auto& [direction, ambient, diffuse, specular] = gScene.attach_component<Components::DirectionalLight>(defaultLight);
-    direction = glm::vec3(-1, -1, -1);
-    ambient = glm::vec3(0.3);
-    diffuse = glm::vec3(0.7);
-    specular = glm::vec3(1.0);
-}
-
-void load_default_textures() {
-    spdlog::info("creating default textures");
-
-    unsigned char defaultDiffuseData[4] = {static_cast<unsigned char>(255), 255, 255, 255};
-    TextureManager::textures["default_diffuse"] = TextureManager::load_from_data(reinterpret_cast<unsigned char*>(&defaultDiffuseData), 1, 1, 4);
-
-    unsigned char defaultSpecularData[4] = {static_cast<unsigned char>(64), 64, 64, 255};
-    TextureManager::textures["default_specular"] = TextureManager::load_from_data(reinterpret_cast<unsigned char*>(&defaultSpecularData), 1, 1, 4);
-}
-
-void load_shaders() {
-    spdlog::info("compiling shaders");
-    ShaderManager::shaders["phong_shader"] = ShaderManager::load("./resources/standard.vert", "./resources/standard.frag");
-    if (ShaderManager::shaders["phong_shader"] == nullptr)
-    {
-        spdlog::error("failed to compile phong shader");
-        std::exit(1);
-    }
-}
-
 void load_inputs() {
     InputManager::generate_input_action("move_forward", {{GLFW_KEY_W, KEY_DOWN}});
     InputManager::generate_input_action("move_backward", {{GLFW_KEY_S, KEY_DOWN}});
@@ -235,13 +188,6 @@ void load_inputs() {
     InputManager::generate_input_action("move_down", {{GLFW_KEY_LEFT_SHIFT, KEY_DOWN}});
 }
 
-void load_default_models() {
-    spdlog::info("loading default models");
-    ModelManager::models["cube"] = ModelManager::load_from_file("./resources/cube.obj");
-    ModelManager::models["vette"] = ModelManager::load_from_file("./resources/c4/C4Fixed.obj");
-    ModelManager::models["male"] = ModelManager::load_from_file("./resources/male.obj");
-}
-
 void loop() {
     while (!glfwWindowShouldClose(gWindow)) {
         // input
@@ -249,7 +195,7 @@ void loop() {
 
         // update
         UIManager::update(gEditorCtx);
-        gCameraController.update(gEditorCtx);
+        gEditorCameraController.update(gEditorCtx);
 
         if (gCamera.aspect_ratio() != gEditorCtx.viewportAspectRatio) {
             gCamera.update_aspect_ratio(gEditorCtx.viewportAspectRatio);
@@ -266,8 +212,8 @@ void loop() {
         glClearColor(0.2f, 0.3f, 0.3f, 1.0f);
         glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
 
-        const auto shader = ShaderManager::shaders["phong_shader"];
-        gScene.draw_scene(shader.get());
+        // const auto shader = ShaderManager::shaders["phong_shader"];
+        // gScene.draw_scene(shader.get());
 
         glBindVertexArray(0);
         ShaderProgram::unbind();
@@ -285,7 +231,12 @@ void create_entity(entt::entity parent) {
 }
 
 void open_project(std::string_view _path) {
+    const std::filesystem::path projectFilePath {_path};
     gCurrentProject = ProjectManifestFile::load(_path);
+    gCurrentProject->projectDirectory = projectFilePath.parent_path();
+
+    std::filesystem::path assetPath = gCurrentProject->projectDirectory.append(gCurrentProject->assetFolder);
+    AssetRegistry::read_directory(assetPath);
 
     const std::string title = fmt::format("project \"{}\" | b_engine {}", gCurrentProject->name, B_ENGINE_VERSION);
     glfwSetWindowTitle(gWindow, title.c_str());