ODEJoint.h

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/*************************************************************************
*                                                                       *
* Open Physics Abstraction Layer                                        *
* Copyright (C) 2004-2005                                               *
* Alan Fischer  alan.fischer@gmail.com                                  *
* Andres Reinot  andres@reinot.com                                      *
* Tyler Streeter  tylerstreeter@gmail.com                               *
* All rights reserved.                                                  *
* Web: opal.sourceforge.net                                             *
*                                                                       *
* This library is free software; you can redistribute it and/or         *
* modify it under the terms of EITHER:                                  *
*   (1) The GNU Lesser General Public License as published by the Free  *
*       Software Foundation; either version 2.1 of the License, or (at  *
*       your option) any later version. The text of the GNU Lesser      *
*       General Public License is included with this library in the     *
*       file license-LGPL.txt.                                          *
*   (2) The BSD-style license that is included with this library in     *
*       the file license-BSD.txt.                                       *
*                                                                       *
* This 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 files    *
* license-LGPL.txt and license-BSD.txt for more details.                *
*                                                                       *
*************************************************************************/

#ifndef OPAL_ODE_JOINT_H
#define OPAL_ODE_JOINT_H

#include <ode/ode.h>
#include "../Defines.h"
#include "ODESolid.h"
#include "../Joint.h"

namespace opal
{
    class ODEJoint : public Joint
    {
        public:
            ODEJoint( dWorldID worldID );

            virtual ~ODEJoint();

            virtual void OPAL_CALL init( const JointData& data );

            virtual real OPAL_CALL getAngle( int axisNum ) const;

            virtual real OPAL_CALL getDistance( int axisNum ) const;

            virtual real OPAL_CALL getVelocity( int axisNum ) const;

            virtual void OPAL_CALL setLimitsEnabled( int axisNum, bool e );

            virtual void OPAL_CALL setEnabled( bool e );

            virtual void OPAL_CALL setLimitRange( int axisNum, real low,
                                                  real high );

            virtual void OPAL_CALL setLimitHardness( int axisNum, real h );

            virtual void OPAL_CALL setLimitBounciness( int axisNum, real b );

            virtual JointAxis OPAL_CALL getAxis( int axisNum ) const;

            virtual Point3r OPAL_CALL getAnchor() const;

            virtual void OPAL_CALL internal_update();

            virtual void OPAL_CALL internal_setDesiredVel( int axisNum,
                    real value );

            virtual void OPAL_CALL internal_setMaxTorque( int axisNum,
                    real value );

            dJointID OPAL_CALL internal_getJointID() const;

        protected:
            virtual void setAxis( int axisNum, const JointAxis& axis );

            virtual void setAnchor( const Point3r& anchor );

            void setJointParam( int parameter, dReal value );

            virtual real calcStress();

            virtual void attachODEBodies( Solid* s0, Solid* s1 );


            void filterSolidForStaticness( Solid* s0, Solid* s1 );

            dJointID mJointID;

            dJointID mAMotorID;

            dWorldID mWorldID;

            dJointFeedback mJointFeedback;

        private:
    };
}

#endif

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