diff options
| author | Björn Milcke <bm@openoffice.org> | 2004-01-12 08:43:52 +0000 |
|---|---|---|
| committer | Björn Milcke <bm@openoffice.org> | 2004-01-12 08:43:52 +0000 |
| commit | 276eba8aa5df524045f6987e134a54214d7fcd32 (patch) | |
| tree | af0348299bc5e523a9304f00b2ebe07651e4ee95 | |
| parent | 72329631669f48e99d768837726b3d3bf501fefe (diff) | |
GPF if series for splines (both cubic, or b-splines) contain only one value
| -rw-r--r-- | chart2/source/view/charttypes/Splines.cxx | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/chart2/source/view/charttypes/Splines.cxx b/chart2/source/view/charttypes/Splines.cxx index 41329e99139d..86e404068b11 100644 --- a/chart2/source/view/charttypes/Splines.cxx +++ b/chart2/source/view/charttypes/Splines.cxx @@ -199,6 +199,9 @@ lcl_SplineCalculation::lcl_SplineCalculation( void lcl_SplineCalculation::Calculate() { + if( m_aPoints.size() <= 1 ) + return; + // n is the last valid index to m_aPoints const tPointVecType::size_type n = m_aPoints.size() - 1; ::std::vector< double > u( n ); @@ -385,7 +388,7 @@ void BVector(double x, sal_Int32 n, sal_Int32 k, double *b, const double *t) b [i0] = 1; for( sal_Int32 j=2; j<=k; j++ ) - for( sal_Int32 i=0; i<=i0; i++ ) + for( i=0; i<=i0; i++ ) b[i] = TLeft(x, i, j, t) * b[i] + TRight(x, i, j, t) * b [i + 1]; } @@ -418,7 +421,7 @@ void SplineCalculater::CalculateCubicSplines( if( !rInput.SequenceX.getLength() ) return; - if(!rInput.SequenceX[0].getLength()) + if( rInput.SequenceX[0].getLength() <= 1 ) return; drawing::PolyPolygonShape3D aSortedInput; @@ -484,7 +487,7 @@ void SplineCalculater::CalculateBSplines( if( !rInput.SequenceX.getLength() ) return; - if(!rInput.SequenceX[0].getLength()) + if( rInput.SequenceX[0].getLength() <= 1 ) return; drawing::PolyPolygonShape3D aSortedInput; |