sc/source/core/tool/scmatrix.cxx | 11 ++++++++---
1 file changed, 8 insertions(+), 3 deletions(-)
New commits:
commit 87404d2671e78225aa91ead79ebf7191f6317a16
Author: Kohei Yoshida <kohei.yosh...@gmail.com>
Date: Fri Jul 20 23:31:06 2012 -0400
It's much faster to pass value array in one go than individually.
Change-Id: Iaf58915ab5c56ef5707f3a90a308c8b57cdc4fe9
diff --git a/sc/source/core/tool/scmatrix.cxx b/sc/source/core/tool/scmatrix.cxx
index d0d3fce..ccf786c 100644
--- a/sc/source/core/tool/scmatrix.cxx
+++ b/sc/source/core/tool/scmatrix.cxx
@@ -38,6 +38,8 @@
#include <math.h>
+#include <vector>
+
#include <mdds/multi_type_matrix.hpp>
#include <mdds/multi_type_vector_types.hpp>
#include <mdds/multi_type_vector_trait.hpp>
@@ -856,9 +858,12 @@ void ScMatrixImpl::FillDouble( double fVal, SCSIZE nC1,
SCSIZE nR1, SCSIZE nC2,
{
if (ValidColRow( nC1, nR1) && ValidColRow( nC2, nR2))
{
- for (SCSIZE i = nR1; i <= nR2; ++i)
- for (SCSIZE j = nC1; j <= nC2; ++j)
- maMat.set(i, j, fVal);
+ for (SCSIZE j = nC1; j <= nC2; ++j)
+ {
+ // Passing value array is much faster.
+ std::vector<double> aVals(nR2-nR1+1, fVal);
+ maMat.set(nR1, j, aVals.begin(), aVals.end());
+ }
}
else
{
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