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/*
client/application.cc
This file is part of the Osirion project and is distributed under
the terms and conditions of the GNU General Public License version 2
*/
// project headers
#include "client/client.h"
#include "client/application.h"
#include "core/core.h"
// SDL headers
#include <SDL/SDL.h>
// C++ headers
#include <cmath>
namespace client {
void Application::quit(int status)
{
SDL_Quit();
exit(status);
}
void Application::init()
{
// initialize core
core::ApplicationInterface::init();
con_debug << "Initializing client..." << std::endl;
// Initialize the video subsystem
video.init();
if (!video.initialized) {
quit(1);
}
// initialize input
input.init();
}
void Application::run()
{
Uint32 chrono = SDL_GetTicks();
while(true) {
Uint32 current = SDL_GetTicks();
// overflow protection ~49 days
if (current < chrono) {
chrono = current;
}
// update the game chronometers
float elapsed = (float) ( current - chrono) / 1000.0f;
chrono = current;
frame(elapsed);
// update the video chronometers and draw
video.draw(elapsed);
// process input
input.process();
}
}
void Application::shutdown()
{
con_debug << "Shutting down client..." << std::endl;
input.shutdown();
video.shutdown();
core::ApplicationInterface::shutdown();
quit(0);
}
}
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