MercuryCamera.h

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#ifndef MERCURYCAMERA_H
#define MERCURYCAMERA_H

#include "MercuryObject.h"
#include "MercuryMath.h"

class MercuryCamera : public MercuryObject
{
public:
    MercuryCamera();

    inline void SetUp(const MercuryPoint& up) { m_up = up.Normalize(); m_taintedMatrix = true; }
    inline void SetTarget(const MercuryPoint& target) { m_target = target; m_taintedMatrix = true; }
    inline void SetEye(const MercuryPoint& eye) { SetPosition(eye); m_taintedMatrix = true; }

    inline const MercuryPoint GetDirection() const { return (m_target - GetPosition()).Normalize(); }
    inline const MercuryPoint& GetEye() const { return GetPosition(); }
    inline const MercuryPoint& GetUp() const { return m_up; }
    inline const MercuryPoint& GetTarget() const { return m_target; }
    MercuryPoint GetRight() const;

    virtual void Prerender();

//  void SetAxisRecalc(bool toggle) { m_recalcAxis = toggle; }
//  inline bool GetAxisRecalc() const { return m_recalcAxis; }

//  void Roll(const float degree);
//  void Pitch(const float degree);
//  void Yaw(const float degree);
//  inline float GetRoll() const { return m_pyr[2] * RADDEG; }
//  inline float GetPitch() const { return m_pyr[0] * RADDEG; }
//  inline float GetYaw() const { return m_pyr[1] * RADDEG; }

    virtual void Render();
    CLASS_RTTI( MercuryCamera, MercuryObject );
private:
    void* m_lai;
//  MercuryPoint m_eye;         //MercuryObject m_position (this is where the eye is located)
    MercuryPoint m_target;

    //direction vectors
    MercuryPoint m_up;          //local y axis
//  MercuryPoint m_x;           //local x axis

    MercuryPoint m_pyr; //pitch yaw roll
    bool m_recalcAxis;
};


#endif
/*
 * (c) 2005 Anthony Varner, Josh Allen
 * All rights reserved.
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, and/or sell copies of the Software, and to permit persons to
 * whom the Software is furnished to do so, provided that the above
 * copyright notice(s) and this permission notice appear in all copies of
 * the Software and that both the above copyright notice(s) and this
 * permission notice appear in supporting documentation.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF
 * THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS
 * INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT
 * OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
 * OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
 * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 * PERFORMANCE OF THIS SOFTWARE.
 */

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