Cloth.h

/***************************************************************************
 *   This file is part of OpenCAL: Open Computer Animation Library         *
 *   I created OpenCAL as my master's thesis Computer Science (multimedia) *
 *   at the tUL university in Diepenbeek, Belgium                          *
 *                                                                         *
 *   Copyright (C) 2003-2004 by Jeroen Dierckx                             *
 *   jeroen.dierckx@student.luc.ac.be                                      *
 *                                                                         *
 ***************************************************************************/

#ifndef OPENCAL_CLOTH_H
#define OPENCAL_CLOTH_H

// Includes
#include <OpenCAL/global.h>
#include <OpenCAL/MassSpringSystem.h>

namespace OpenCAL
{
    // Forward declarations
    namespace Utils { class Vector3; class Texture; }
    using Utils::Vector3;
    using Utils::Texture;

    class OPENCAL_API Cloth: public MassSpringSystem
    {
    protected:
        // Member variables
        unsigned int m_rows, m_columns;
        unsigned int m_structuralSprings, m_shearSprings, m_bendSprings;

    public:
        // Constructors and destructor
        Cloth(System *parent, const Vector3 &position, float width, float height);
        //Cloth(System *parent, const Vector3 &from, const Vector3 &to);
        virtual ~Cloth();

        // Get functions
        PointMass *getPoint(unsigned int row, unsigned int col)
            { return (PointMass *) m_objects[row * m_columns + col]; }
        const PointMass *getPoint(unsigned int row, unsigned int col) const
            { return (const PointMass *) m_objects[row * m_columns + col]; }
        PointMass *getCorner1() { return getPoint(0, 0); }
        PointMass *getCorner2() { return getPoint(0, m_columns - 1); }
        PointMass *getCorner3() { return getPoint(m_rows - 1, 0); }
        PointMass *getCorner4() { return getPoint(m_rows - 1, m_columns - 1); }


        // Set functions

        // Other functions
        virtual void render();
/*
#ifdef USE_OPENGL
        virtual void drawGL();
#endif // USE_OPENGL
*/

    protected:
        // Protected functions
        void constructCloth(const Vector3 &position, float width, float height);
    };
}

#endif // OPENCAL_CLOTH_H

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