bool Window::createTransferWindow()
{
LB_TS_THREAD( _pipeThread );
LBASSERT( _systemWindow );
if( _transferWindow )
return true;
// create another (shared) osWindow with no drawable
WindowSettings settings = getSettings();
settings.setIAttribute( WindowSettings::IATTR_HINT_DRAWABLE, OFF );
const SystemWindow* sysWindow = _sharedContextWindow ?
_sharedContextWindow->getSystemWindow() : 0;
settings.setSharedContextWindow( sysWindow );
const Pipe* pipe = getPipe();
_transferWindow = pipe->getWindowSystem().createWindow( this, settings );
if( _transferWindow )
{
if( !_transferWindow->configInit( ))
{
LBWARN << "Transfer window initialization failed" << std::endl;
delete _transferWindow;
_transferWindow = 0;
}
else
{
// #177: It looks like the driver realizes the context on the first
// makeCurrent
_transferWindow->makeCurrent();
_transferWindow->doneCurrent();
}
}
else
LBERROR << "Window system " << pipe->getWindowSystem()
<< " not implemented or supported" << std::endl;
makeCurrent();
LBVERB << "Transfer window initialization finished" << std::endl;
return _transferWindow != 0;
}
bool Window::configInitSystemWindow( const uint128_t& )
{
const Pipe* pipe = getPipe();
WindowSettings settings = getSettings();
const SystemWindow* sysWindow = _sharedContextWindow ?
_sharedContextWindow->getSystemWindow() : 0;
settings.setSharedContextWindow( sysWindow );
SystemWindow* systemWindow =
pipe->getWindowSystem().createWindow( this, settings );
LBASSERT( systemWindow );
if( !systemWindow->configInit( ))
{
LBWARN << "System window initialization failed" << std::endl;
systemWindow->configExit();
delete systemWindow;
return false;
}
setPixelViewport( systemWindow->getPixelViewport( ));
setSystemWindow( systemWindow );
return true;
}
