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Solve Issue 7063

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consequences of changes

accuracy test

Solve issue 7063
This commit is contained in:
LaurentBerger
2016-08-09 16:00:03 +02:00
parent 44bda8fbb7
commit b75bac7975
4 changed files with 32 additions and 33 deletions
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modules/core/src/matrix_decomp.cpp
+7 -1
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@@ -153,8 +153,12 @@ CholImpl(_Tp* A, size_t astep, int m, _Tp* b, size_t bstep, int n)
L[i*astep + i] = (_Tp)(1./std::sqrt(s));
}
if( !b )
if (!b)
{
for( i = 0; i < m; i++ )
L[i*astep + i]=1/L[i*astep + i];
return true;
}
// LLt x = b
// 1: L y = b
@@ -193,6 +197,8 @@ CholImpl(_Tp* A, size_t astep, int m, _Tp* b, size_t bstep, int n)
b[i*bstep + j] = (_Tp)(s*L[i*astep + i]);
}
}
for( i = 0; i < m; i++ )
L[i*astep + i]=1/L[i*astep + i];
return true;
}