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zhangshun
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inc/QuadrupedRobotSimulation/KinematicsReverse.h
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219
inc/QuadrupedRobotSimulation/KinematicsReverse.h
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// KinematicsReverse.h
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#ifndef KINEMATICS_REVERSE_H
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#define KINEMATICS_REVERSE_H
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#include <vector>
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#include <string>
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#include <map>
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#include <cmath>
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#include <memory>
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#include <algorithm>
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#include <functional>
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#include <optional>
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#include "utils.h"
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#include "BaseClass.h"
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#include "OPERATION.h"
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#include "SharedGeometry.h"
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class ReverseKinematicsCalculator
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{
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private:
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// 统一配置
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QuadrupedRobotConfiguration _config;
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std::shared_ptr<RobotGaitDataManager> _manager;
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// 基本输入参数
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double adjusted_shank_angles_factory;
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std::vector<double> A_point;
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double L10;
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double L20;
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double L30;
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double L21;
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double L22;
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double L23;
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double beta1;
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double CC1;
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double L31;
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double C2C3_length;
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double lead1;
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double D1_L_offset;
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double D2_L_offset;
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double C4_D2_offset;
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// 初始C3C4距离
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double initial_C3C4_LF;
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double initial_C3C4_LH;
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double initial_C3C4_RF;
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double initial_C3C4_RH;
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// 计算得到的中间变量
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double _BB2_BC_angle_rad;
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double _C1_B_length;
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double _CC4_distance;
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// 数学常量
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static constexpr double PI = 3.14159265358979323846;
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static constexpr double DegToRad = PI / 180.0;
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static constexpr double RadToDeg = 180.0 / PI;
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// 静态变量（模拟C#的静态字段）
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std::map<std::string, std::vector<double>> old_initial_points_dictLF;
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std::map<std::string, std::vector<double>> old_initial_points_dictLH;
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static bool IsSupporLF;
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static bool IsSupporLH;
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static double BodyPosition_x;
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static double BodyPosition_y;
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static double BodyPosition_z;
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static double BodyPosition_qx;
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static double BodyPosition_qy;
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static double BodyPosition_qz;
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static double BodyPosition_qw;
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static const std::string BodyCode;
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public:
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// 构造函数
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ReverseKinematicsCalculator(std::shared_ptr<RobotGaitDataManager> manager = nullptr);
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void debugPrintParamDict(const std::map<std::string, LegParam> ¶mDict) const;
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void debugPrintLegCalculation(const std::string &legName, const LegParam &legParam,
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const std::map<std::string, std::vector<double>> &points_dict,
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const ModelID &modelID) const;
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void debugPrintFinalJson(const std::vector<C_ObjStates> &objStates) const;
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// 主计算函数
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std::string CalculateAllPointsFromMotorAnglesJsonStr();
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std::string CalculateAllPointsOnlyOneLegFromMotorAnglesJsonStr(
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double thigh_angle_deg, double shank_angle_deg, double ankle_angle_deg,
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const std::string &leg_type = "LF", bool IsReset = false);
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// 逆向计算主函数
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std::map<std::string, std::vector<double>> CalculateAllPointsFromMotorAnglesReverse(
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double thigh_angle_deg, double shank_angle_deg, double ankle_angle_deg,
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const std::string &leg_type = "LF", bool IsReset = false);
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// 判断是否为支撑点
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bool IsSupportPoint(const std::map<std::string, std::vector<double>> &pointsDict,
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double groundHeight = 0.0, double tolerance = 1.0);
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// 验证计算结果
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std::pair<bool, std::vector<std::string>> ValidateReverseCalculation(
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const std::map<std::string, std::vector<double>> &points_dict,
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double thigh_angle, double shank_angle, double ankle_angle);
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// 批量计算
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std::vector<ReverseCalculationResult> BatchReverseCalculation(
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const std::map<std::string, std::vector<double>> &motor_data,
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const std::string &leg_type = "LF", std::optional<int> max_frames = std::nullopt);
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// 获取配置
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QuadrupedRobotConfiguration GetConfig() const { return _config; }
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// 更新配置
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void UpdateConfiguration(const QuadrupedRobotConfiguration &newConfig);
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private:
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// 从配置加载参数
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void LoadParametersFromConfig();
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// 计算派生参数
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void CalculateDerivedParameters();
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// 验证配置
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void ValidateConfiguration();
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// 计算点C（四杆机构解析解）
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std::optional<Vector2D> CalculatePointC(const Vector2D &A, const Vector2D &D,
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const Vector2D &B, double l2, double l3);
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// 选择C点（确保C和B在AD同侧）
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Vector2D SelectCPointByADSide(const Vector2D &A, const Vector2D &D,
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const Vector2D &B, const Vector2D &C1, const Vector2D &C2);
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// 根据大腿角度计算B点
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std::vector<double> CalculateBFromThighAngleReverse(double thigh_angle_deg);
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// 根据小腿角度计算B1点
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std::vector<double> CalculateB1FromShankAngleReverse(const std::vector<double> &B_p,
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double shank_angle_deg);
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// 根据四杆机构计算B2点
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std::pair<std::vector<double>, std::string> CalculateB2FromFourbarReverse(
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const std::vector<double> &A_p, const std::vector<double> &B_p,
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const std::vector<double> &B1_p, double L22, double L23);
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// 根据B和B2计算C点
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std::vector<double> CalculateCFromBAndB2Reverse(const std::vector<double> &B1,
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const std::vector<double> &B2,
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double L, double theta_deg);
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// 反向计算C1点
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std::vector<double> CalculateC1PointReverse(const std::vector<double> &B_p,
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const std::vector<double> &C_p);
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// 根据C1点计算C2点
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std::vector<double> CalculateC2PointFromC1Reverse(const std::vector<double> &C1_p,
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const std::vector<double> &B_p,
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const std::vector<double> &C_point);
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// 根据脚踝角度计算C3C4距离
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double CalculateC3C4DistanceFromAnkleAngleReverse(double ankle_angle_deg,
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const std::string &leg_type = "LF");
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// 已知三角形三边和两个顶点，求第三个顶点
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std::vector<double> FindThirdVertex(const std::vector<double> &C,
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const std::vector<double> &C2,
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double a, double b, double c);
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// 根据C和C2点计算C4点
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std::vector<double> CalculateC4PointFromCAndC2Reverse(const std::vector<double> &C_p,
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const std::vector<double> &C2_p,
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double ankle_angle_deg,
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const std::string &leg_type = "LF");
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// 根据C和C4点计算L点
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std::vector<double> CalculateLPointsFromCAndC4Reverse(const std::vector<double> &C,
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const std::vector<double> &C4);
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// 求直角三角形直角顶点
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std::vector<double> FindRightAngleThirdVertex(const std::vector<double> &C,
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const std::vector<double> &L,
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double a, double b);
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// 根据C和L点计算D1点
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std::vector<double> CalculateD1PointsFromCAndLReverse(const std::vector<double> &C_p,
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const std::vector<double> &L_p);
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// 求直角三角形直角顶点D2
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std::vector<double> FindRightAngleVertexD2(const std::vector<double> &L,
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const std::vector<double> &C4,
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double a, double b);
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// 根据L和C4点计算D2点
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std::vector<double> CalculateD2PointsFromCAndLReverse(const std::vector<double> &L,
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const std::vector<double> &C4);
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// 求直角三角形直角顶点C3
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std::vector<double> FindRightAngleVertex(const std::vector<double> &C2,
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const std::vector<double> &C4, double L);
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// 根据C2和C4点计算C3点
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std::vector<double> CalculateC3PointFromC2AndC4Reverse(const std::vector<double> &C2_point,
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const std::vector<double> &C4_point);
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// 从字典安全获取点坐标
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std::vector<double> GetPointSafe(const std::map<std::string, std::vector<double>> &pointsDict,
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const std::string &key);
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// 获取模型ID
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// 新版本：
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// std::string GetValueModelID(
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// const ModelID &modelID, // 改为 ModelID 类型
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// const std::string &legName, const std::string &key);
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const LegModelIDs &GetLegModelIDs(const ModelID &modelID, const std::string &legName);
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// 辅助函数：旋转向量
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std::vector<double> RotateVector(double angle, const std::vector<double> &vector);
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};
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#endif // KINEMATICS_REVERSE_H
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