Light.h

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// Copyright (C) 2005 Dave Griffiths
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program 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
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

#include <string>
#include <assert.h>
#include "dada.h"

#ifndef FLUXUSLIGHT
#define FLUXUSLIGHT

namespace Fluxus
{

class Light
{
public:
    Light();
    virtual ~Light();
    void Render();
    
    enum Type {POINT,DIRECTIONAL,SPOT};

    void SetType(Type s) { m_Type=s; }
    void SetIndex(int s);
    void SetAmbient(dColour s);
    void SetDiffuse(dColour s);
    void SetSpecular(dColour s);
    void SetSpotAngle(float s);
    void SetSpotExponent(float s);
    void SetPosition(dVector s);
    void SetAttenuation(int type, float s);
    void SetDirection(dVector s);
    dVector GetPosition() { return m_Position; }
    
    void SetCameraLock(bool s)  { m_CameraLock=s; }
    bool GetCameraLock()   { return m_CameraLock; }
    
    
protected:

    int m_Index;
    dColour m_Ambient;
    dColour m_Diffuse;
    dColour m_Specular;
    dVector m_Position;
    dVector m_Direction;
    
    Type m_Type;
    bool m_CameraLock;
    
private:
    
    friend istream &operator>>(istream &s, Light &o);
    friend ostream &operator<<(ostream &s, Light &o);
};

istream &operator>>(istream &s, Light &o);
ostream &operator<<(ostream &s, Light &o);

};

#endif

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