1 files changed, 41 insertions, 0 deletions
diff --git a/hwpfilter/source/solver.h b/hwpfilter/source/solver.h
new file mode 100644
index 000000000..85467ff78
--- /dev/null
+++ b/hwpfilter/source/solver.h
@@ -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/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_HWPFILTER_SOURCE_SOLVER_H
+#define INCLUDED_HWPFILTER_SOURCE_SOLVER_H
+
+class mgcLinearSystemD
+{
+public:
+    static std::unique_ptr<std::unique_ptr<double[]>[]> NewMatrix(int N);
+    static std::unique_ptr<double[]> NewVector(int N);
+
+    static bool Solve(int N, std::unique_ptr<std::unique_ptr<double[]>[]> const& A, double* b);
+    // Input:
+    //     A[N][N] coefficient matrix, entries are A[row][col]
+    //     b[N] vector, entries are b[row]
+    // Output:
+    //     return value is TRUE if successful, FALSE if pivoting failed
+    //     A[N][N] is inverse matrix
+    //     b[N] is solution x to Ax = b
+};
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */