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+/*************************************************************************
+ * Copyright (C) 2009-2010 Tavian Barnes <tavianator@gmail.com> *
+ * *
+ * This file is part of The vZ Library. *
+ * *
+ * The vZ Library is free software; you can redistribute it and/or *
+ * modify it under the terms of the GNU Lesser General Public License as *
+ * published by the Free Software Foundation; either version 3 of the *
+ * License, or (at your option) any later version. *
+ * *
+ * The vZ Library 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 *
+ * Lesser General Public License for more details. *
+ * *
+ * You should have received a copy of the GNU Lesser General Public *
+ * License along with this program. If not, see *
+ * <http://www.gnu.org/licenses/>. *
+ *************************************************************************/
+
+#ifndef VZ_SIMPLE_HPP
+#define VZ_SIMPLE_HPP
+
+#include <vector>
+
+namespace vZ
+{
+ // Base class for non-adaptive RK-style algorithms
+ template <typename T>
+ class GenericSimpleIntegrator : public GenericIntegrator<T>
+ {
+ protected:
+ // Coefficients in the tableau representation of the RK algorithm
+ typedef std::vector<std::vector<T> > ACoefficients;
+ typedef std::vector<T> BCoefficients;
+
+ public:
+ typedef typename GenericIntegrator<T>::Function Function;
+
+ GenericSimpleIntegrator(Function f, T dt,
+ ACoefficients a, BCoefficients b)
+ : GenericIntegrator<T>(f, dt), m_a(a), m_b(b) { }
+ virtual ~GenericSimpleIntegrator() { }
+
+ protected:
+ virtual void step(T& t, T& dt);
+
+ private:
+ ACoefficients m_a;
+ BCoefficients m_b;
+ };
+
+ // Type alias
+ typedef GenericSimpleIntegrator<double> SimpleIntegrator;
+}
+
+#endif // VZ_SIMPLE_HPP