game.cpp

#include "game.hpp"
using namespace std;

Game::~Game(){
	delete Mode::entManager->unitManager;
	delete Mode::entManager->doodadManager;
	delete Mode::entManager;
	delete Mode::worldGen;
}

void Game::init(){
	try {
		screen.create(sf::VideoMode(WINDOW_WIDTH,WINDOW_HEIGHT), "Will To Power: 0 FPS");
		Mode::entManager = new EntityManager();
		Mode::entManager->unitManager = new UnitManager();
		Mode::entManager->doodadManager = new DoodadManager();
		Mode::entManager->itemManager = new ItemManager();
		XmlLoader::loadUnits(Mode::entManager->unitManager,"./data/units.xml");
		Mode::worldGen = new WorldGenerator(Mode::entManager,0);
		Mode::curMap = Mode::worldGen->getMap(0,0);
		Mode::entManager->unitManager->curMap = Mode::curMap;
		Mode::entManager->doodadManager->curMap = Mode::curMap;
		curMode = new ModeOrder();
		curMode->init();
	}
	catch (std::exception &e) {
		std::cerr << "Uncaught exception during init: " << e.what() << std::endl;
	}
}

int Game::run(){
	try {
		init();
		sf::Clock dtTimer;
		dtTimer.restart();
		float dt = 0;
		const float RENDER_DELAY = 1.0 / MAX_FPS;
		float time_to_next_second = 1;
		float time_to_render = RENDER_DELAY;
		int frames_rendered = 0;
		int updates = 0;
		while(screen.isOpen()){
			dt = dtTimer.restart().asSeconds();
			time_to_next_second -= dt;
			time_to_render -= dt;
			updates++;
			update(dt);
			if (frames_rendered < MAX_FPS && time_to_render < 0) {
				time_to_render = RENDER_DELAY;
				screen.clear(sf::Color::Black);
				render();
				screen.display();
				frames_rendered++;
			}
			if (time_to_next_second < 0) {
				time_to_next_second = 1;
				char title[60];
				snprintf(title, 60, "Will To Power: %i FPS, %i updates",frames_rendered,updates);
				screen.setTitle(title);
				frames_rendered = 0;
				updates = 0;
			}
		}
	}
	catch (std::exception &e) {
		std::cerr << "Uncaught exception: " << e.what() << std::endl;
		return EXIT_FAILURE;
	}
	return EXIT_SUCCESS;
}

void Game::update(float dt){
	curMode->update(dt, &screen);
}

void Game::render(){
	curMode->render(&screen);
}