void ShellAndroid::run()
{
PosixTimer timer;
double current_time = timer.get();
while (true) {
struct android_poll_source *source;
while (true) {
int timeout = (settings_.animate && app_.window) ? 0 : -1;
if (ALooper_pollAll(timeout, nullptr, nullptr,
reinterpret_cast<void **>(&source)) < 0)
break;
if (source)
source->process(&app_, source);
}
if (app_.destroyRequested)
break;
if (!app_.window)
continue;
acquire_back_buffer();
double t = timer.get();
add_game_time(static_cast<float>(t - current_time));
present_back_buffer();
current_time = t;
}
}
void ShellXcb::loop_wait() {
while (true) {
xcb_generic_event_t *ev = xcb_wait_for_event(c_);
if (!ev) continue;
handle_event(ev);
free(ev);
if (quit_) break;
acquire_back_buffer();
present_back_buffer();
}
}
void ShellXcb::loop_poll()
{
PosixTimer timer;
double current_time = timer.get();
double profile_start_time = current_time;
int profile_present_count = 0;
while (true) {
// handle pending events
while (true) {
xcb_generic_event_t *ev = xcb_poll_for_event(c_);
if (!ev)
break;
handle_event(ev);
free(ev);
}
if (quit_)
break;
acquire_back_buffer();
double t = timer.get();
add_game_time(static_cast<float>(t - current_time));
present_back_buffer();
current_time = t;
profile_present_count++;
if (current_time - profile_start_time >= 5.0) {
const double fps = profile_present_count / (current_time - profile_start_time);
std::stringstream ss;
ss << profile_present_count << " presents in " <<
current_time - profile_start_time << " seconds " <<
"(FPS: " << fps << ")";
log(LOG_INFO, ss.str().c_str());
profile_start_time = current_time;
profile_present_count = 0;
}
}
}
void ShellWin32::run()
{
create_window();
create_context();
resize_swapchain(settings_.initial_width, settings_.initial_height);
Win32Timer timer;
double current_time = timer.get();
while (true) {
bool quit = false;
assert(settings_.animate);
// process all messages
MSG msg;
while (PeekMessage(&msg, nullptr, 0, 0, PM_REMOVE)) {
if (msg.message == WM_QUIT) {
quit = true;
break;
}
TranslateMessage(&msg);
DispatchMessage(&msg);
}
if (quit)
break;
acquire_back_buffer();
double t = timer.get();
add_game_time(static_cast<float>(t - current_time));
present_back_buffer();
current_time = t;
}
destroy_context();
DestroyWindow(hwnd_);
}