diff options
Diffstat (limited to 'src/Core/Application.cpp')
| -rw-r--r-- | src/Core/Application.cpp | 238 |
1 files changed, 0 insertions, 238 deletions
diff --git a/src/Core/Application.cpp b/src/Core/Application.cpp deleted file mode 100644 index 667fc73..0000000 --- a/src/Core/Application.cpp +++ /dev/null @@ -1,238 +0,0 @@ -#include "application.h" - -#include "rendering/renderer.h" -#include "settings_manager.h" - -#include "states/simulation_state.h" -#include "states/config_state.h" -#include "states/world_builder_state.h" - -#include <GLFW/glfw3.h> -#include <imgui.h> -#include <ImGuizmo.h> - -#include "platform/vulkan/vulkan_renderer.h" - -#ifdef __APPLE__ -#include "platform/metal/metal_context.h" -#include "platform/vulkan/vulkan_context.h" -#endif - -namespace Donut -{ - Application* Application::s_instance = nullptr; - - Application::Application(const std::string& name, int width, int height) - : m_running(true), m_minimized(false) - { - s_instance = this; - - // Select the render API before the window is created: the window is - // built differently for Vulkan (GLFW_NO_API) than for OpenGL. - Logger::init(); - SettingsManager::initialize(); - { - const auto& settings = SettingsManager::get_settings_const(); - RendererAPI::set_api(settings.graphics.render_api == "Vulkan" - ? RendererAPI::API::Vulkan : RendererAPI::API::OpenGL); - } - - if (RendererAPI::get_api() == RendererAPI::API::Vulkan) - vulkan_prepare_glfw(); // must precede glfwInit() inside the Window ctor - - m_window = create_scope<Window>(name, width, height); - m_window->set_event_callback([this](Event& event) - { - on_event(event); - }); - - on_init(); - } - - Application::~Application() - { - on_shutdown(); - s_instance = nullptr; - } - - auto Application::run() -> void - { - while (m_running) - { - if (m_vulkan_renderer) - { - glfwPollEvents(); // before the ImGui frame so input is current - if (!m_minimized) - m_vulkan_renderer->draw_frame(glm::vec4(0.05f, 0.06f, 0.10f, 1.0f), - [this] { build_vulkan_ui(); }); - } - else - { - if (!m_minimized) - { - on_update(); - on_render(); - } - m_window->on_update(); // polls events + swaps buffers (OpenGL) - } - } - } - - auto Application::build_vulkan_ui() -> void - { - // Placeholder UI proving the ImGui Vulkan backend renders. The real - // application UI (states' on_im_ui_render) moves here once the scene is - // ported to Vulkan (B-3). - ImGui::Begin("Donut - Vulkan backend"); - ImGui::Text("Geodesic black hole through Vulkan (MoltenVK)."); - ImGui::Text("%.1f FPS", ImGui::GetIO().Framerate); - ImGui::Separator(); - ImGui::TextWrapped("Drag to orbit, scroll to zoom. HDRI starfield is live; " - "next is porting the simulation UI to Vulkan."); - ImGui::End(); - } - - auto Application::close() -> void - { - m_running = false; - } - - auto Application::on_event(Event& event) -> void - { - EventDispatcher dispatcher(event); - dispatcher.dispatch<WindowCloseEvent>([this, &event](WindowCloseEvent& e) - { - m_running = false; - event.handled = true; - return true; - }); - - dispatcher.dispatch<WindowResizeEvent>([this, &event](WindowResizeEvent& e) - { - if (e.get_width() == 0 || e.get_height() == 0) - m_minimized = true; - else - m_minimized = false; - - if (m_vulkan_renderer) - { - m_vulkan_renderer->on_resize(e.get_width(), e.get_height()); - } - else - { - Renderer::on_window_resize(e.get_width(), e.get_height()); - if (m_engine) m_engine->set_window_dimensions(e.get_width(), e.get_height()); - } - event.handled = true; - return true; - }); - - dispatcher.dispatch<KeyPressedEvent>([this, &event](KeyPressedEvent& e) - { - if (!m_state_manager) - return true; - if (e.get_key_code() == GLFW_KEY_1) - { - m_state_manager->switch_to_state("Config"); - event.handled = true; - return true; - } - else if (e.get_key_code() == GLFW_KEY_2) - { - m_state_manager->switch_to_state("Simulation"); - event.handled = true; - return true; - } - else if (e.get_key_code() == GLFW_KEY_3) - { - m_state_manager->switch_to_state("WorldBuilder"); - event.handled = true; - return true; - } - - return true; - }); - - if (m_state_manager) - m_state_manager->on_event(event); - } - - auto Application::on_init() -> void - { - // (Logger, settings and API selection happen in the constructor.) - - if (RendererAPI::get_api() == RendererAPI::API::Vulkan) - { - int w = 0, h = 0; - glfwGetFramebufferSize((GLFWwindow*)m_window->get_native_window(), &w, &h); - m_vulkan_renderer = create_scope<VulkanRenderer>(); - if (!m_vulkan_renderer->init(m_window->get_native_window(), w, h)) - DONUT_ERROR("Vulkan renderer initialization failed"); - else - m_vulkan_renderer->init_im_gui(); - // Scene rendering hooks in here in the B-3 phase; the Vulkan path now - // clears, presents, and draws the ImGui UI. - return; - } - - Renderer::init(); - m_window->init_im_gui(); - - Renderer::on_window_resize(1280, 720); - RenderCommand::set_face_culling(false); - - m_engine = create_scope<Engine>(); - m_engine->set_window_dimensions(1280, 720); - - m_state_manager = create_scope<StateManager>(); - m_state_manager->register_state("Config", create_scope<ConfigState>()); - m_state_manager->register_state("Simulation", create_scope<SimulationState>()); - m_state_manager->register_state("WorldBuilder", create_scope<WorldBuilderState>()); - m_state_manager->switch_to_state("Config"); - } - - auto Application::on_shutdown() -> void - { - if (m_vulkan_renderer) - { - m_vulkan_renderer->shutdown(); - m_vulkan_renderer.reset(); - } - else - { - if (m_state_manager) - m_state_manager->shutdown(); - Renderer::shutdown(); - } - SettingsManager::shutdown(); - Logger::shutdown(); - } - - auto Application::on_update() -> void - { - float current_frame = (float)glfwGetTime(); - m_delta_time = current_frame - m_last_frame; - m_last_frame = current_frame; - - m_state_manager->update(m_delta_time); - } - - auto Application::on_render() -> void - { - m_state_manager->render(); - m_window->begin_im_gui_frame(); - - ImGuizmo::BeginFrame(); - ImGuizmo::SetOrthographic(false); - - setup_docking_layout(); - m_state_manager->on_im_ui_render(); - m_window->end_im_gui_frame(); - } - - auto Application::setup_docking_layout() -> void - { - ImGuiViewport* viewport = ImGui::GetMainViewport(); - ImGui::DockSpaceOverViewport(0, viewport, ImGuiDockNodeFlags_PassthruCentralNode); - } -}; |