/* * FreeWRLinputDeviceApp.cpp * used for a input device driver for FreeWRL, * Copyright (c) 2003 J. "MUFTI" Scheurich, based on * * DuneApp.cpp * * Copyright (C) 1999 Stephen F. White *  * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program (see the file "COPYING" for details); if  * not, write to the Free Software Foundation, Inc., 675 Mass Ave,  * Cambridge, MA 02139, USA. */#include <errno.h>#include "FreeWRLinputDeviceApp.h"#include "xerrorhandler.h"FreeWRLinputDeviceApp *TheApp = NULL;void returntracker(void)   {   TheApp->ReturnTracker();   }FreeWRLinputDeviceApp::FreeWRLinputDeviceApp(){    TheApp = this;#ifndef _WIN32    init_handlers();#endif    _maxNumberAxes=0;}// sort inputdevices//// make inputdevices without readdelay comes first in array//// so inputdevices with a readdelay can prepare the read, // while other inputdevices can use the time to read datavoidFreeWRLinputDeviceApp::sortInputDevices(void){    // only a few devices, it is ok to use bubblesort     bool changedflag=false;    do {       InputDevice* tmp;       changedflag=false;       for (int i=0;i<_inputDevices.size()-1;i++)          if (!_inputDevices[i]->hasReadDelay() &&                _inputDevices[i+1]->hasReadDelay()) {             tmp=_inputDevices[i];             _inputDevices[i]=_inputDevices[i+1];             _inputDevices[i+1]=tmp;             changedflag=true;          }    } while (changedflag==true);}