/usr/include/CLHEP/Matrix/DiagMatrix.icc is in libclhep-dev 2.1.2.3-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 | // -*- C++ -*-
// ---------------------------------------------------------------------------
//
// This file is a part of the CLHEP - a Class Library for High Energy Physics.
//
// This software written by Nobu Katayama and Mike Smyth, Cornell University.
//
namespace CLHEP {
inline HepDiagMatrix::HepDiagMatrix()
: m(0), nrow(0)
{}
inline int HepDiagMatrix::num_row() const { return nrow;}
inline int HepDiagMatrix::num_col() const { return nrow;}
inline int HepDiagMatrix::num_size() const { return nrow;}
inline double & HepDiagMatrix::fast(int row,int col)
{
#ifdef MATRIX_BOUND_CHECK
if (row<1 || row>nrow || col<1 || col>nrow)
error("Range error in HepDiagMatrix::fast()");
#endif
if (row != col)
error("Index error in HepDiagMatrix::fast(i,j): i != j");
return *(m.begin()+(col-1));
}
inline const double & HepDiagMatrix::fast(int row,int col) const
{
#ifdef MATRIX_BOUND_CHECK
if (row<1 || row>nrow || col<1 || col>nrow)
error("Range error in HepDiagMatrix::fast()");
#endif
if (row == col) {
return *(m.begin()+(col-1));
} else {
#if defined(__sun) || !defined(__GNUG__)
//
// Sun CC 4.0.1 has this bug.
//
zero = 0;
#endif
return zero;
}
}
inline double & HepDiagMatrix::operator()(int row, int col)
{
return fast(col,row);
}
inline const double & HepDiagMatrix::operator()(int row, int col) const
{
return fast(col,row);
}
inline void HepDiagMatrix::assign(const HepDiagMatrix &m2) {(*this)=m2;}
inline HepDiagMatrix HepDiagMatrix::T() const {return HepDiagMatrix(*this);}
inline HepDiagMatrix::HepDiagMatrix_row HepDiagMatrix::operator[] (int r)
#ifdef HEP_GNU_OPTIMIZED_RETURN
return b(*this,r);
{
#else
{
HepDiagMatrix_row b(*this,r);
#endif
return b;
}
inline HepDiagMatrix::HepDiagMatrix_row_const HepDiagMatrix::operator[] (int r) const
#ifdef HEP_GNU_OPTIMIZED_RETURN
return b(*this,r);
{
#else
{
const HepDiagMatrix_row_const b(*this,r);
#endif
return b;
}
inline double &HepDiagMatrix::HepDiagMatrix_row::operator[](int c)
{
return _a.fast(_r+1, c+1);
}
inline const double&
HepDiagMatrix::HepDiagMatrix_row_const::operator[](int c) const
{
return _a.fast(_r+1,c+1);
}
inline HepDiagMatrix::HepDiagMatrix_row::HepDiagMatrix_row
(HepDiagMatrix& a, int r)
: _a(a), _r(r)
{}
inline HepDiagMatrix::HepDiagMatrix_row_const::HepDiagMatrix_row_const
(const HepDiagMatrix& a, int r)
: _a(a), _r(r)
{}
inline HepDiagMatrix HepDiagMatrix::inverse(int &ierr) const
#ifdef HEP_GNU_OPTIMIZED_RETURN
return mTmp(*this);
{
#else
{
HepDiagMatrix mTmp(*this);
#endif
mTmp.invert(ierr);
return mTmp;
}
} // namespace CLHEP
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