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🛰️航天仿真算法库 SpaceAST 0.0.1
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#include <BlockThirdBodyGravity.hpp>
类 ast::BlockThirdBodyGravity 继承关系图:Public 成员函数 | |
| BlockThirdBodyGravity (const BlockThirdBodyGravity &)=delete | |
| BlockThirdBodyGravity & | operator= (const BlockThirdBodyGravity &)=delete |
| BlockThirdBodyGravity (Point *thirdBody, GravityField &&gravityField, int degree, int order, Axes *gravityAxes, Frame *propagationFrame) | |
| errc_t | run (const SimTime &simTime) override |
| void | setConsiderVariations (bool considerVariations) |
Public 成员函数 继承自 ast::BlockDerivative | |
| ~BlockDerivative () override=default | |
| const std::vector< DataPort > & | getDerivativePorts () const |
| std::vector< DataPort > & | getDerivativePorts () |
Public 成员函数 继承自 ast::FuncBlock | |
| const std::vector< DataPort > & | getInputPorts () const |
| std::vector< DataPort > & | getInputPorts () |
| const std::vector< DataPort > & | getOutputPorts () const |
| std::vector< DataPort > & | getOutputPorts () |
| size_t | getNumInputPorts () const |
| size_t | getNumOutputPorts () const |
| DataPort * | getInputPort (StringView portName) |
| DataPort * | getOutputPort (StringView portName) |
| DataPort * | getInputPort (size_t portIndex) |
| DataPort * | getOutputPort (size_t portIndex) |
| DataPort::EValueType | getInputPortDataType (size_t portIndex) |
| DataPort::EValueType | getOutputPortDataType (size_t portIndex) |
| void * | getInputPortSignal (size_t portIndex) |
| void * | getOutputPortSignal (size_t portIndex) |
| double * | getInputPortRealSignal (size_t portIndex) |
| double * | getOutputPortRealSignal (size_t portIndex) |
| int | getInputPortWidth (size_t portIndex) |
| int | getOutputPortWidth (size_t portIndex) |
Protected 成员函数 | |
| errc_t | prepare (const SimTime &simTime, Vector3d &thirdBodyPos, Rotation &rotation) |
Protected 属性 | |
| Vector3d * | posCBI {&vectorBuffer} |
| Vector3d * | accThirdBody {&vectorBuffer} |
| Vector3d * | velocityDerivative_ {&vectorBuffer} |
| Vector3d | vectorBuffer {} |
| Point * | thirdBody_ {} |
| HAxes | gravityAxes_ |
| HAxes | propagationAxes_ |
| Frame * | propagationFrame_ {} |
| GravityCalculatorDefault | gravityCalculator_ |
| bool | considerVariations_ {false} |
Protected 属性 继承自 ast::BlockDerivative | |
| std::vector< DataPort > | derivativePorts_ {} |
Protected 属性 继承自 ast::FuncBlock | |
| std::vector< DataPort > | inputPorts_ {} |
| std::vector< DataPort > | outputPorts_ {} |
额外继承的成员函数 | |
静态 Public 成员函数 继承自 ast::FuncBlock | |
| static errc_t | connect (FuncBlock *src, StringView srcPortName, FuncBlock *dst, StringView dstPortName) |
| static errc_t | connect (FuncBlock *src, size_t srcPortIndex, FuncBlock *dst, size_t dstPortIndex) |
三体重力场函数块
计算第三天体的球谐展开重力场摄动加速度(直接引力与间接引力之差)。
工作流程:
方程: a = a_direct(r - r₃) - a_indirect(-r₃)
其中: a_direct(r - r₃) = GravityCalculator::calcTotalAcceleration(r - r₃) 航天器在第三天体引力场中的总加速度(含中心项与摄动项) a_indirect(-r₃) = GravityCalculator::calcTotalAcceleration(-r₃) 中心天体在第三天体引力场中的总加速度(含中心项与摄动项) 当 degree=0 时两项退化为点质量公式,与 BlockThirdBodyPointMass 结果一致。
输入端口:
输出端口:
导数端口:
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protected |
准备计算:空指针检查、获取第三体位置、计算旋转变换、更新重力场系数
| simTime | 当前仿真时间 | |
| [out] | thirdBodyPos | 第三体在预报系中的位置 |
| [out] | rotation | 从预报系到第三体固连系的旋转变换 |
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overridevirtual |