From 905050b2392681ffb9b0f98b9fd6e738a562ae76 Mon Sep 17 00:00:00 2001
From: Gael Guennebaud <g.gael@free.fr>
Date: Tue, 9 Feb 2010 15:55:36 +0100
Subject: extend sparse product benchmark with ublas

---
 bench/BenchSparseUtil.h | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'bench/BenchSparseUtil.h')

diff --git a/bench/BenchSparseUtil.h b/bench/BenchSparseUtil.h
index 39db69345..a5ab10711 100644
--- a/bench/BenchSparseUtil.h
+++ b/bench/BenchSparseUtil.h
@@ -123,4 +123,18 @@ void eiToCSparse(const EigenSparseMatrix& src, cs* &dst)
 #include <boost/numeric/ublas/matrix_sparse.hpp>
 #include <boost/numeric/ublas/vector_of_vector.hpp>
 
+// using namespace boost;
+// using namespace boost::numeric;
+// using namespace boost::numeric::ublas;
+
+typedef boost::numeric::ublas::compressed_matrix<Scalar,boost::numeric::ublas::column_major> UblasMatrix;
+
+void eiToUblas(const EigenSparseMatrix& src, UblasMatrix& dst)
+{
+  for (int j=0; j<src.cols(); ++j)
+    for (EigenSparseMatrix::InnerIterator it(src.derived(), j); it; ++it)
+      dst(it.index(),j) = it.value();
+}
+
+
 #endif
-- 
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