GRLight.h

#ifndef GRLight_H
#define GRLight_H

#include <SceneGraph/SGFrame.h>
#include <Graphics/GRVisual.h>
#include <WinBasis/WBUtility.h>

namespace Spr {;

struct GRLightData{
    Vec4f diffuse;      ///<    ŠgŽUŒõ
    Vec4f specular;     ///<    
    Vec4f ambient;
    Vec4f position;     ///<    ŒõŒ¹‚̈ʒuCw=0‚Æ‚·‚é‚Æ–³ŒÀ‰“(•ûŒüŒõŒ¹)‚É‚È‚éD
    float range;        ///<    Œõ‚ª“Í‚­”͈Í
    ///@name    Œ¸Š—¦DAtten = 1/( att0 + att1 * d + att2 * d^2)
    //@{
    float attenuation0; ///<    att0    0..‡
    float attenuation1; ///<    att1    0..‡
    float attenuation2; ///<    att2    0..‡
    //@}
    Vec3f spotDirection;///<    ƒXƒ|ƒbƒgƒ‰ƒCƒg‚̏ꍇ‚ÌŒü‚«
    float spotFalloff;  ///<    Œ¸Š‚Ì‘‚³(‘å‚«‚¢‚Ù‚Ç‹}s)      0..‡
    float spotInner;    ///<    ƒXƒ|ƒbƒgƒ‰ƒCƒg‚Ì’†S•”•ª        0..spotCutoff
    float spotCutoff;   ///<    ƒXƒ|ƒbƒgƒ‰ƒCƒg‚ÌŒõ‚ª“–‚½‚é”ÍˆÍ  0..ƒÎ
    GRLightData();
};
///
class SPR_DLL GRLight:public GRVisual, public GRLightData{
public:
    SGOBJECTDEF(GRLight);
    /// Žp¨ƒtƒŒ[ƒ€
    UTRef<SGFrame> frPosture;
    /// ƒ[ƒhŒã‚ɌĂяo‚³‚ê‚é
    virtual void Loaded(SGScene* scene);
    /// ƒŒƒ“ƒ_ƒŠƒ“ƒO
    virtual void Render(SGFrame* n, GRRender* render);
    virtual void Rendered(SGFrame* n, GRRender* render);
        
    virtual bool AddChildObject(SGObject* obj, SGScene* s);
    virtual size_t NReferenceObjects();
    virtual SGObject* ReferenceObject(size_t i);
    
};



}   //  Spr
#endif

---