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Merge pull request #1883 from philippefoubert:branch_matx_inv

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Roman Donchenko 2013-12-09 14:07:09 +04:00 committed by OpenCV Buildbot
commit 8db53c1760
2 changed files with 4 additions and 3 deletions
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4
modules/core/include/opencv2/core/matx.hpp
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@ -153,8 +153,8 @@ public:
//! transpose the matrix
Matx<_Tp, n, m> t() const;
//! invert matrix the matrix
Matx<_Tp, n, m> inv(int method=DECOMP_LU) const;
//! invert the matrix
Matx<_Tp, n, m> inv(int method=DECOMP_LU, bool *p_is_ok = NULL) const;
//! solve linear system
template<int l> Matx<_Tp, n, l> solve(const Matx<_Tp, m, l>& rhs, int flags=DECOMP_LU) const;

3
modules/core/include/opencv2/core/operations.hpp
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@ -186,7 +186,7 @@ Matx<_Tp,m,n> Matx<_Tp,m,n>::randn(_Tp a, _Tp b)
}
template<typename _Tp, int m, int n> inline
Matx<_Tp, n, m> Matx<_Tp, m, n>::inv(int method) const
Matx<_Tp, n, m> Matx<_Tp, m, n>::inv(int method, bool *p_is_ok /*= NULL*/) const
{
Matx<_Tp, n, m> b;
bool ok;
@ -197,6 +197,7 @@ Matx<_Tp, n, m> Matx<_Tp, m, n>::inv(int method) const
Mat A(*this, false), B(b, false);
ok = (invert(A, B, method) != 0);
}
if( NULL != p_is_ok ) { *p_is_ok = ok; }
return ok ? b : Matx<_Tp, n, m>::zeros();
}