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QForceStudio.h
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QForceStudio.h
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/*
* QForceStudio - Explore Force Feedback on Linux.
*
* Copyright (C) 2014 Logitech Europe S.A.
*
* 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; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*
* To Contact Logitech Europe S.A. please send an email to
* [email protected] or via mail at EPFL - Quartier de
* l'Innovation Daniel Borel Innovation Center CH - 1015 Lausanne,
* Attention Roland Bosa.
*
*/
#ifndef QFORCESTUDIO_H
#define QFORCESTUDIO_H
#include <math.h>
// our program version (should go into a build script, actually)
#define _VERSION_STR_ "0.1"
// I prefer tau over pi, honestly.
#ifndef M_TAU
#define M_TAU 6.2831853071795864769252867665590057683943387987502116
#define M_TAU_F 6.28318530717958647693f
#endif
// sizeof for arrays
#ifndef array_size
#define array_size(a) (sizeof(a) / sizeof(a[0]))
#endif
// delete of a pointer (if set)
#ifndef SAFE_DELETE
#define SAFE_DELETE(x) if (x) { delete x; x = NULL; }
#endif
// Clip a value within the min/max given
#define CLIP(min,x,max) qMax(min,qMin(max,x))
#define CLIP11(x) qMax(-1.0,qMin(1.0,x))
#define CLIP01(x) qMax(0.0,Qmin(1.0,x))
// make sure the angle is between [0.. M_TAU[
float normalizeAnglef(float angle);
double normalizeAngle(double angle);
// convert between radians and degrees
double convertRad2Deg(double angleInRad);
double convertDeg2Rad(double angleInDeg);
// to access the main window from almost anywhere...
class MainWindow;
MainWindow *mainWindowInstance(void);
#endif // QFORCESTUDIO_H