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// Geometric Tools, LLC
// Copyright (c) 1998-2014
// Distributed under the Boost Software License, Version 1.0.
// http://www.boost.org/LICENSE_1_0.txt
// http://www.geometrictools.com/License/Boost/LICENSE_1_0.txt
//
// File Version: 5.0.0 (2010/01/01)
#ifndef SIMPLEPENDULUM_H
#define SIMPLEPENDULUM_H
#include "Wm5ConsoleApplication.h"
#include "Wm5Imagics.h"
using namespace Wm5;
class SimplePendulum : public ConsoleApplication
{
WM5_DECLARE_INITIALIZE;
WM5_DECLARE_TERMINATE;
public:
SimplePendulum ();
virtual ~SimplePendulum ();
virtual int Main (int numArguments, char** arguments);
protected:
enum { SIZE = 512 };
static float* ExplicitEuler (float x0, float y0, float h);
static float* ImplicitEuler (float x0, float y0, float h);
static float* RungeKutta (float x0, float y0, float h);
static float* LeapFrog (float x0, float y0, float h);
void SolveMethod (float* (*method)(float,float,float),
const char* outImage, const char* outText);
void Stiff1 ();
float F0 (float t, float x, float y);
float F1 (float t, float x, float y);
void Stiff2True ();
void Stiff2Approximate ();
static void DrawPixel (int x, int y);
static ImageRGB82D* msImage;
static unsigned int msColor;
static float msK;
};
WM5_REGISTER_INITIALIZE(SimplePendulum);
WM5_REGISTER_TERMINATE(SimplePendulum);
#endif
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