1 files changed, 41 insertions, 0 deletions
diff --git a/sc/source/core/tool/matrixoperators.cxx b/sc/source/core/tool/matrixoperators.cxx
new file mode 100644
index 000000000..9406d0925
--- /dev/null
+++ b/sc/source/core/tool/matrixoperators.cxx
@@ -0,0 +1,41 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include <matrixoperators.hxx>
+
+namespace sc::op
+{
+/* Simple operators */
+
+void Sum::operator()(KahanSum& rAccum, double fVal) const { rAccum += fVal; }
+
+const double Sum::InitVal = 0.0;
+
+void SumSquare::operator()(KahanSum& rAccum, double fVal) const { rAccum += fVal * fVal; }
+
+const double SumSquare::InitVal = 0.0;
+
+void Product::operator()(double& rAccum, double fVal) const { rAccum *= fVal; }
+
+const double Product::InitVal = 1.0;
+
+/* Op operators */
+
+void fkOpSum(KahanSum& rAccum, double fVal) { rAccum += fVal; }
+
+kOp kOpSum(0.0, fkOpSum);
+
+void fkOpSumSquare(KahanSum& rAccum, double fVal) { rAccum += fVal * fVal; }
+
+kOp kOpSumSquare(0.0, fkOpSumSquare);
+
+std::vector<kOp> kOpSumAndSumSquare = { kOpSum, kOpSumSquare };
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */