PointLight.h

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#ifndef CNOID_BODY_POINT_LIGHT_H
#define CNOID_BODY_POINT_LIGHT_H
 
#include "Light.h"
#include "exportdecl.h"
 
namespace cnoid {
 
class Mapping;
 
class CNOID_EXPORT PointLight : public Light
{
public:
    PointLight();
    PointLight(const PointLight& org, bool copyStateOnly = false);
 
    virtual const char* typeName() const override;
    void copyStateFrom(const PointLight& other);
    virtual void copyStateFrom(const DeviceState& other) override;
    virtual DeviceState* cloneState() const override;
    virtual void forEachActualType(std::function<bool(const std::type_info& type)> func) override;
 
    static int pointLightStateSize();
    virtual int stateSize() const override;
    virtual const double* readState(const double* buf) override;
    virtual double* writeState(double* out_buf) const override;
 
    float constantAttenuation() const { return constantAttenuation_; }
    void setConstantAttenuation(float a) { constantAttenuation_ = a; }
 
    float linearAttenuation() const { return linearAttenuation_; }
    void setLinearAttenuation(float a) { linearAttenuation_ = a; }
 
    float quadraticAttenuation() const { return quadraticAttenuation_; }
    void setQuadraticAttenuation(float a) { quadraticAttenuation_ = a; }
 
    bool readSpecifications(const Mapping* info);
    bool writeSpecifications(Mapping* info) const;
 
protected:
    virtual Referenced* doClone(CloneMap* cloneMap) const override;
        
private:
    float constantAttenuation_;
    float linearAttenuation_;
    float quadraticAttenuation_;
};
 
typedef ref_ptr<PointLight> PointLightPtr;
 
}
 
#endif