C++程序  |  21行  |  581 B

/*
 *  Copyright 2005 The WebRTC Project Authors. All rights reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
 *  in the file PATENTS.  All contributing project authors may
 *  be found in the AUTHORS file in the root of the source tree.
 */

#ifndef WEBRTC_BASE_MATHUTILS_H_
#define WEBRTC_BASE_MATHUTILS_H_

#include <math.h>

#ifndef M_PI
#define M_PI 3.14159265359f
#endif

#endif  // WEBRTC_BASE_MATHUTILS_H_