main.cpp

#include <vector>
#include <string>

#include <util/defer_action.h>
#include <util/macro_shared.h>

#include <windowing/window.h>
#include <game/game.h>
#include <game/game_stage.h>

int main(int argc, char** argv) {
    if(argc > 1) {
        for(int i = 1; i < argc; ++i) {
            std::string param{argv[i]};
            if(param.compare("windowed") == 0) {
                Game::windowed() = true;
            }
            else if(param.compare("640") == 0) {
                Game::window_width() = 640;
                Game::window_height() = 480;
            }
            else if(param.compare("800") == 0) {
                Game::window_width() = 800;
                Game::window_height() = 600;
            }
            else if(param.compare("1280") == 0) {
                Game::window_width() = 1280;
                Game::window_height() = 768;
            }
            else if(param.compare("1366") == 0) {
                Game::window_width() = 1366;
                Game::window_height() = 768;
            }
        }
    }

    WindowCreationParams window_params {
        "Open Rage Of Mages", // title
        Game::window_width(),   // width
        Game::window_height(),  // height
        !Game::windowed(),      // fullscreen
        0x07, 0x02, 0x13      // clear color
    };

    Game::clear_r() = window_params.clear_color_r;
    Game::clear_g() = window_params.clear_color_g;
    Game::clear_b() = window_params.clear_color_b;

    LifetimeProcHolder lifetime_procs {
        Game::init_proc_ptr(),
        Game::update_proc_ptr(),
        Game::render_proc_ptr()
    };

    using callback_holder = std::variant<
        KeyCallbackHolder,
        CursorPosCallbackHolder,
        MouseButtonCallbackHolder>;

    std::vector<callback_holder> event_callbacks;
    event_callbacks.emplace_back(KeyCallbackHolder{Game::key_callback_ptr()});
    event_callbacks.emplace_back(CursorPosCallbackHolder{Game::mouse_callback_ptr()});
    event_callbacks.emplace_back(MouseButtonCallbackHolder{Game::mouse_button_callback_ptr()});

    if(!glfwInit()) {
        return 1;
    }

    glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
    glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
    glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);

    *Game::glfw_window() = INIT_WINDOW(window_params);

    if(!*Game::glfw_window()) {
        return 1;
    }

    DEFER([&](){ glfwDestroyWindow(*Game::glfw_window()); })

    if(!start_main_loop(
        *Game::glfw_window(),
        window_params,
        lifetime_procs,
        event_callbacks
    )) return 1;

    return 0;
}