BlockDrag.hpp

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#pragma once
 
#include "AstGlobal.h"
#include "AstCore/BlockDerivative.hpp"
#include "AstCore/Atmosphere.hpp"
#include "AstMath/Vector.hpp"
 
AST_NAMESPACE_BEGIN
 
class AST_CORE_API BlockDrag: public BlockDerivative
{
public:
    BlockDrag();
 
    BlockDrag(const BlockDrag&) = delete;
    BlockDrag& operator=(const BlockDrag&) = delete;
 
    BlockDrag(Atmosphere* atmosphere, double dragCoefficient, double dragArea, Frame* propagationFrame);
 
    ~BlockDrag() override;
 
    errc_t run(const SimTime& simTime) override;
public:
    void setCoefficient(double cd){dragCoefficient_ = cd;};
    double coefficient() const { return dragCoefficient_; }
protected:
    Vector3d* position_{&vectorBuffer_};             
    Vector3d* velocity_{&vectorBuffer_};             
    Vector3d* accDrag_{&vectorBuffer_};              
    Vector3d* velocityDerivative_{&vectorBuffer_};   
    double* mass_{&doubleBuffer_};                   
    double doubleBuffer_{};                          
    Vector3d vectorBuffer_{};                        
protected:
    Atmosphere* atmosphere_{};                       
    double dragCoefficient_{};                       
    double dragArea_{};                              
    Frame* propagationFrame_{};                      
};
 
 
AST_NAMESPACE_END