120 lines
3.3 KiB
C++
120 lines
3.3 KiB
C++
#include "defs.h"
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#include <SFML/Graphics.hpp>
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#include <SFML/Window.hpp>
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#include <imgui-SFML.h>
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#include <imgui.h>
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static sf::RenderWindow window{};
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static sf::Clock delta_clock{};
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static sf::Time delta_time{};
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static AppConfig cfg{};
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static sf::View view{};
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extern void configure(AppConfig &config);
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void initialize_window() {
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cfg = AppConfig();
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configure(cfg);
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window.create(cfg.mode, cfg.window_title);
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if (cfg.frame_rate_limit)
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window.setFramerateLimit(cfg.frame_rate_limit.value_or(0));
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window.setVerticalSyncEnabled(cfg.vsync);
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view = window.getDefaultView();
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}
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void initialize_imgui() {
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if (!ImGui::SFML::Init(window))
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exit(-1);
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}
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extern void handle_input_event(sf::Event const &evt);
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extern void handle_window_event(sf::Event const &evt);
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void try_handle_input_event(sf::Event const &event) {
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bool const is_input_event{
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event.is<sf::Event::JoystickButtonPressed>() || event.is<sf::Event::JoystickButtonReleased>() ||
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event.is<sf::Event::JoystickMoved>() ||
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event.is<sf::Event::JoystickConnected>() || event.is<sf::Event::JoystickDisconnected>() ||
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event.is<sf::Event::KeyPressed>() || event.is<sf::Event::KeyReleased>() ||
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event.is<sf::Event::TouchBegan>() || event.is<sf::Event::TouchEnded>() ||
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event.is<sf::Event::TouchMoved>() ||
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event.is<sf::Event::MouseButtonPressed>() || event.is<sf::Event::MouseButtonReleased>() ||
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event.is<sf::Event::MouseMoved>() || event.is<sf::Event::MouseMovedRaw>()
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};
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if (is_input_event) {
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handle_input_event(event);
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}
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}
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void try_handle_window_event(sf::Event const &event) {
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bool const is_window_event{
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event.is<sf::Event::FocusGained>() ||
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event.is<sf::Event::FocusLost>() ||
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event.is<sf::Event::Resized>()
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};
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if (is_window_event) {
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handle_window_event(event);
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}
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}
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void poll_events() {
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while (std::optional const event{ window.pollEvent() })
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{
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ImGui::SFML::ProcessEvent(window, *event);
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try_handle_input_event(*event);
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try_handle_window_event(*event);
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if (event->is<sf::Event::Closed>()) { window.close(); }
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}
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}
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extern void setup(void);
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extern void loop(double delta);
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extern void draw_scene(sf::RenderTarget &target, sf::RenderStates const &states);
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extern void draw_main_menu_bar(void);
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extern void draw_gui(void);
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extern void shutdown(void);
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int main() {
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initialize_window();
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initialize_imgui();
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setup();
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while (window.isOpen()) {
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// Event Polling
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poll_events();
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// Update
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delta_time = delta_clock.restart();
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ImGui::SFML::Update(window, delta_time);
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loop(delta_time.asSeconds());
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if(ImGui::BeginMainMenuBar()) {
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draw_main_menu_bar();
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ImGui::EndMainMenuBar();
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}
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draw_gui();
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// Render
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window.clear();
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draw_scene(window, cfg.default_render_states);
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ImGui::SFML::Render(window);
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window.display();
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}
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shutdown();
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ImGui::SFML::Shutdown();
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return 0;
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}
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AppConfig const &get_application_configuration() {
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return cfg;
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}
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sf::Time const &get_delta_time() {
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return delta_time;
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}
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sf::RenderWindow const &get_window() {
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return window;
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}
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void set_render_view(sf::View const &view) {
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window.setView(view);
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}
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