// On Dual-GPU Macbook Pros only:
// switch to intrinsic GPU if running on battery
// switch to discrete GPU if running on AC power
//
// Apple's Screensaver Engine will detect the GPU change and
// call stopAnimation, then initWithFrame and startAnimation.
void CScreensaver::CheckDualGPUStatus() {
static double lastBatteryCheckTime = 0;
double currentTime;
bool nowOnBattery;
if (!IsDualGPUMacbook) return;
if (OKToRunOnBatteries) return;
currentTime = dtime();
if (currentTime < lastBatteryCheckTime + BATTERY_CHECK_INTERVAL) return;
lastBatteryCheckTime = currentTime;
nowOnBattery = Host_is_running_on_batteries();
if (nowOnBattery == RunningOnBattery) return;
RunningOnBattery = nowOnBattery;
if (nowOnBattery) {
if (GPUSelectConnect != IO_OBJECT_NULL) {
IOServiceClose(GPUSelectConnect);
GPUSelectConnect = IO_OBJECT_NULL;
}
// If an OpenGL screensaver app is running, we must shut it down
// to release its claim on the discrete GPU to save battery power.
DestroyDataManagementThread();
} else {
SetDiscreteGPU(true);
}
}
void CScreensaver::ShutdownSaver() {
DestroyDataManagementThread();
if (rpc) {
#if 0 // OS X calls closeBOINCSaver() when energy saver puts display
// to sleep, but we want to keep crunching. So don't kill it.
// Code in core client now quits on user activity if screen
// saver launched it (2/28/07).
// Also, under sandbox security, screensaver doesn't have access
// to rpc password in gui_rpc_auth.cfg file, so core client won't
// accept rpc->quit from screensaver.
if (m_CoreClientPID && (!m_wasAlreadyRunning)) {
rpc->quit(); // Kill core client if we launched it
}
#endif
delete rpc;
rpc = NULL;
}
setSSMessageText(0);
m_CoreClientPID = 0;
// gQuitCounter = 0;
m_wasAlreadyRunning = false;
m_bQuitDataManagementProc = false;
saverState = SaverState_Idle;
retryCount = 0;
}
// Handle window messages for main screensaver windows.
//
LRESULT CBOINCTray::TrayProc(
HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam
) {
switch (uMsg) {
case WM_CREATE:
CreateDataManagementThread();
return 0;
break;
case WM_CLOSE:
DestroyDataManagementThread();
return 0;
break;
}
return DefWindowProc(hWnd, uMsg, wParam, lParam);
}
