From 76fe2e1b34b4388ea3d9585bc840a0bab20ee5be Mon Sep 17 00:00:00 2001
From: Gael Guennebaud <g.gael@free.fr>
Date: Sun, 19 Oct 2008 17:06:11 +0000
Subject: add/update some benchmark files used to test/compare sparse module
 features

---
 bench/BenchSparseUtil.h | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

(limited to 'bench/BenchSparseUtil.h')

diff --git a/bench/BenchSparseUtil.h b/bench/BenchSparseUtil.h
index 35c9a5263..26a2f47f2 100644
--- a/bench/BenchSparseUtil.h
+++ b/bench/BenchSparseUtil.h
@@ -72,3 +72,23 @@ void eiToMtl(const EigenSparseMatrix& src, MtlSparse& dst)
       ins[it.index()][j] = it.value();
 }
 #endif
+
+#ifdef CSPARSE
+extern "C" {
+#include "cs.h"
+}
+void eiToCSparse(const EigenSparseMatrix& src, cs* &dst)
+{
+  cs* aux = cs_spalloc (0, 0, 1, 1, 1);
+  for (int j=0; j<src.cols(); ++j)
+    for (EigenSparseMatrix::InnerIterator it(src.derived(), j); it; ++it)
+      if (!cs_entry(aux, it.index(), j, it.value()))
+      {
+        std::cout << "cs_entry error\n";
+        exit(2);
+      }
+   dst = cs_compress(aux);
+//    cs_spfree(aux);
+}
+
+#endif
-- 
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