KIN_AngleConstraint.h

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/*
 * PROPRIETARY INFORMATION.  This software is proprietary to
 * Side Effects Software Inc., and is not to be reproduced,
 * transmitted, or disclosed in any way without written permission.
 *
 * NAME:        KIN_AngleConstraint.h ( Kinematics Library, C++)
 *
 * COMMENTS:
 *              Constraint to restrict angle for a given bone.
 */

#ifndef __KIN_AngleConstraint__
#define __KIN_AngleConstraint__

#include "KIN_API.h"
#include <SYS/SYS_Types.h>

class KIN_API KIN_AngleConstraint
{
public:
                         KIN_AngleConstraint();
    virtual             ~KIN_AngleConstraint();

    void                 setConstraint( fpreal rest[3], fpreal xrange[2],
                                        fpreal yrange[2], fpreal zrange[2],
                                        fpreal damp[3], fpreal roll[3] );
    fpreal               constrain( int axis, fpreal angle,
                                    fpreal step ) const;

private:
    fpreal               myRestAngles[3];
    fpreal               myMinAngles[3], myMaxAngles[3];
    fpreal               myMinDamp[3], myMaxDamp[3];
    fpreal               myRolloff[3];
};

#endif