GfxCelestialBody.hpp

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#pragma once
 
#include "AstGlobal.h"
 
// OSG头文件
#include <osg/Group>
#include <osg/Node>
#include <osg/PositionAttitudeTransform>
#include <osg/ShapeDrawable>
#include <osg/Material>
#include <osg/Texture2D>
#include <osg/Vec3>
#include <osg/Vec4>
 
namespace osg {
    class Node;
    class Group;
    class PositionAttitudeTransform;
    class Sphere;
    class ShapeDrawable;
    class Material;
    class Texture2D;
}
 
AST_NAMESPACE_BEGIN
 
class AST_GFX_API GfxCelestialBody {
public:
    GfxCelestialBody(const std::string& name, double radius, const osg::Vec4& color = osg::Vec4(1.0f, 1.0f, 1.0f, 1.0f));
    GfxCelestialBody(const GfxCelestialBody&) = delete;
    GfxCelestialBody& operator=(const GfxCelestialBody&) = delete;
 
    ~GfxCelestialBody();
    
    bool initialize();
    
    const std::string& getName() const;
    
    void setPosition(const osg::Vec3d& position);
    
    osg::Vec3d getPosition() const;
    
    void setAttitude(const osg::Quat& attitude);
    
    osg::Quat getAttitude() const;
    
    void setRadius(double radius);
    
    double getRadius() const;
    
    void setColor(const osg::Vec4& color);
    
    osg::Vec4 getColor() const;
    
    void setRotationSpeed(double speed);
    
    double getRotationSpeed() const;
    
    void setOrbitalSpeed(double speed);
    
    double getOrbitalSpeed() const;
    
    void setOrbitalRadius(double radius);
    
    double getOrbitalRadius() const;
    
    bool setTexture(const std::string& textureFile);
    
    void update(double deltaTime);
    
    osg::Node* getNode();
    
    osg::Node* createOrbitLine(const osg::Vec4& color = osg::Vec4(0.5f, 0.5f, 0.5f, 1.0f), int segments = 100);
    
private:
    std::string m_name;
    
    double m_radius;
    
    osg::Vec4 m_color;
    
    double m_rotationSpeed;
    
    double m_orbitalSpeed;
    
    double m_orbitalRadius;
    
    double m_currentRotation;
    
    double m_currentOrbit;
    
    osg::PositionAttitudeTransform* m_pat{};
 
    osg::ShapeDrawable* m_shapeDrawable{};
 
    osg::Material* m_material{};
 
    osg::Texture2D* m_texture{};
    
    bool createModel();
};
 
AST_NAMESPACE_END