BlockGravity.hpp

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#pragma once
 
#include "AstGlobal.h"
#include "BlockAstro.hpp"
#include "AstCore/GravityCalculator.hpp"
#include "AstCore/BlockDerivative.hpp"
#include "AstCore/Axes.hpp"
#include "AstMath/Vector.hpp"
#include "AstUtil/StringView.hpp"
 
AST_NAMESPACE_BEGIN
 
class AST_CORE_API BlockGravity: public BlockDerivative
{
public:
    BlockGravity();
    BlockGravity(const GravityField &gravityField, int degree, int order, Axes* gravityAxes=nullptr, Axes* propagationAxes=nullptr);
    BlockGravity(GravityField &&gravityField, int degree, int order, Axes* gravityAxes=nullptr, Axes* propagationAxes=nullptr);
 
    BlockGravity(const BlockGravity&) = delete;
    BlockGravity& operator=(const BlockGravity&) = delete;
 
    errc_t run(const SimTime& simTime) override;
 
    void setConsiderVariations(bool considerVariations){considerVariations_ = considerVariations;}
protected:
    // 运行前的公共参数准备
    errc_t prepare(const SimTime& simTime, Rotation& rotation);
 
private:
    void init();
protected:
    HAxes                    gravityAxes_;                              
    HAxes                    propagationAxes_;                          
    Vector3d*                posPtr_{&vectorBuffer_};                   
    Vector3d*                accGravityPtr_{&vectorBuffer_};            
    Vector3d*                velocityDerivativePtr_{&vectorBuffer_};    
    Vector3d                 vectorBuffer_{};                           
    GravityCalculatorDefault gravityCalculator_;                        
    bool                     considerVariations_{false};                
};
 
 
 
AST_NAMESPACE_END