SPKParser.hpp

 
 
#pragma once
 
#include "AstGlobal.h"
#include "DAFParser.hpp"
 
AST_NAMESPACE_BEGIN
 
#pragma pack(push, 1)
 
struct SPK_Descriptor
{
    double start_time;          // 开始时间 (ET)
    double end_time;            // 结束时间
    int32_t target;             // 目标体 ID
    int32_t center;             // 中心体 ID
    int32_t frame;              // 参考系 ID
    int32_t type;               // 数据类型
    int32_t begin_addr;         // 数据起始字地址
    int32_t end_addr;           // 数据结束字地址
};
 
#pragma pack(pop)
 
class AST_UTIL_API SPKParser: public DAFParser
{
public:
    SPKParser();
    SPKParser(StringView filepath);
    ~SPKParser() = default;
 
    errc_t parse(StringView filepath);
 
    errc_t parse();
    
public:
    errc_t getPosVelNative(double et, int target, Vector3d& pos, Vector3d& vel) const;
    
    errc_t getPosNative(double et, int target, Vector3d& pos) const;
 
    const SPK_Descriptor* findSpkDescriptor(int target, double et) const;
    
    errc_t getStateNative(double et, int target, Vector3d& pos, Vector3d* vel) const;
 
    const std::vector<SPK_Descriptor>& getDescriptors() const{return spkDescriptors_;}
protected:
 
    errc_t getStateType2(const SPK_Descriptor& desc, double et, int target, Vector3d& pos, Vector3d* vel) const;
protected:
    std::vector<SPK_Descriptor> spkDescriptors_;     
    mutable std::vector<double> buffer_;             
};
 
AST_NAMESPACE_END