Planet.h

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// Copyright © 2008-2021 Pioneer Developers. See AUTHORS.txt for details
// Licensed under the terms of the GPL v3. See licenses/GPL-3.txt
 
#ifndef _PLANET_H
#define _PLANET_H
 
#include "SmartPtr.h"
#include "TerrainBody.h"
#include "graphics/VertexArray.h"
 
namespace Graphics {
    class Renderer;
    class RenderState;
    class Texture;
    class Material;
} // namespace Graphics
 
class Planet : public TerrainBody {
public:
    OBJDEF(Planet, TerrainBody, PLANET);
    Planet() = delete;
    Planet(SystemBody *);
    Planet(const Json &jsonObj, Space *space);
 
    virtual void SubRender(Graphics::Renderer *r, const matrix4x4d &viewTran, const vector3d &camPos) override;
 
    void GetAtmosphericState(double dist, double *outPressure, double *outDensity) const;
    double GetAtmosphereRadius() const { return m_atmosphereRadius; }
 
    friend class ObjectViewerView;
 
protected:
private:
    void InitParams(const SystemBody *);
    void GenerateRings(Graphics::Renderer *renderer);
    void DrawGasGiantRings(Graphics::Renderer *r, const matrix4x4d &modelView);
 
    double m_atmosphereRadius;
    double m_surfaceGravity_g;
    RefCountedPtr<Graphics::Texture> m_ringTexture;
    Graphics::VertexArray m_ringVertices;
    std::unique_ptr<Graphics::Material> m_ringMaterial;
    Graphics::RenderState *m_ringState;
 
    // Legacy renderer visuals
    std::unique_ptr<Graphics::VertexArray> m_atmosphereVertices;
    std::unique_ptr<Graphics::Material> m_atmosphereMaterial;
};
 
#endif /* _PLANET_H */