reintegration of LatCore & folder restructuration

lib/Numerical/GslHybridRootFinder.hpp

@@ -0,0 +1,52 @@
+/*
+ * GslHybridRootFinder.hpp, part of LatAnalyze 3
+ *
+ * Copyright (C) 2013 - 2016 Antonin Portelli
+ *
+ * LatAnalyze 3 is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * LatAnalyze 3 is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with LatAnalyze 3.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef Latan_GslHybridRootFinder_hpp_
+#define Latan_GslHybridRootFinder_hpp_
+
+#include <LatAnalyze/Global.hpp>
+#include <LatAnalyze/Numerical/RootFinder.hpp>
+#include <gsl/gsl_multiroots.h>
+
+BEGIN_LATAN_NAMESPACE
+
+/******************************************************************************
+ *                         GslHybridRootFinder                                 *
+ ******************************************************************************/
+
+class GslHybridRootFinder: public RootFinder
+{
+public:
+    // constructors
+    GslHybridRootFinder(void) = default;
+    explicit GslHybridRootFinder(const Index dim);
+    // destructor
+    virtual ~GslHybridRootFinder(void) = default;
+    // solver
+    virtual const DVec & operator()(const std::vector<DoubleFunction *> &func);
+private:
+    // output
+    void printState(void);
+private:
+    gsl_multiroot_fsolver *solver_{nullptr};
+};
+
+END_LATAN_NAMESPACE
+
+#endif // Latan_GslHybridRootFinder_hpp_