/usr/include/libwildmagic/Wm5GVector.h is in libwildmagic-dev 5.13-1ubuntu3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// Copyright (c) 1998-2014
// Distributed under the Boost Software License, Version 1.0.
// http://www.boost.org/LICENSE_1_0.txt
// http://www.geometrictools.com/License/Boost/LICENSE_1_0.txt
//
// File Version: 5.0.1 (2011/03/27)
#ifndef WM5GVECTOR_H
#define WM5GVECTOR_H
#include "Wm5MathematicsLIB.h"
#include "Wm5Math.h"
#include "Wm5Memory.h"
#include <cstring>
namespace Wm5
{
template <typename Real>
class GVector
{
public:
// Construction and destruction.
GVector (int size = 0);
GVector (int size, const Real* tuple);
GVector (const GVector& vec);
~GVector ();
// Coordinate access.
void SetSize (int size);
inline int GetSize () const;
inline operator const Real* () const;
inline operator Real* ();
inline const Real& operator[] (int i) const;
inline Real& operator[] (int i);
// Assignment.
GVector& operator= (const GVector& vec);
// Comparison (for use by STL containers).
bool operator== (const GVector& vec) const;
bool operator!= (const GVector& vec) const;
bool operator< (const GVector& vec) const;
bool operator<= (const GVector& vec) const;
bool operator> (const GVector& vec) const;
bool operator>= (const GVector& vec) const;
// Arithmetic operations.
GVector operator+ (const GVector& vec) const;
GVector operator- (const GVector& vec) const;
GVector operator* (Real scalar) const;
GVector operator/ (Real scalar) const;
GVector operator- () const;
friend GVector operator* (Real scalar, const GVector& vec)
{
return vec*scalar;
}
// Arithmetic updates.
GVector& operator+= (const GVector& vec);
GVector& operator-= (const GVector& vec);
GVector& operator*= (Real scalar);
GVector& operator/= (Real scalar);
// Vector operations.
Real Length () const;
Real SquaredLength () const;
Real Dot (const GVector& vec) const;
Real Normalize (Real epsilon = Math<Real>::ZERO_TOLERANCE);
protected:
int mSize;
Real* mTuple;
};
#include "Wm5GVector.inl"
typedef GVector<float> GVectorf;
typedef GVector<double> GVectord;
}
#endif
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