LCOV - code coverage report
Current view: top level - src/common/motion_model/include/motion_model - stationary_motion_model.hpp (source / functions) Hit Total Coverage
Test: coverage.filtered Lines: 4 4 100.0 %
Date: 2022-02-08 20:14:05 Functions: 2 2 100.0 %
Legend: Lines: hit not hit | Branches: + taken - not taken # not executed Branches: 1 2 50.0 %

           Branch data     Line data    Source code
       1                 :            : // Copyright 2021 Apex.AI, Inc.
       2                 :            : //
       3                 :            : // Licensed under the Apache License, Version 2.0 (the "License");
       4                 :            : // you may not use this file except in compliance with the License.
       5                 :            : // You may obtain a copy of the License at
       6                 :            : //
       7                 :            : //     http://www.apache.org/licenses/LICENSE-2.0
       8                 :            : //
       9                 :            : // Unless required by applicable law or agreed to in writing, software
      10                 :            : // distributed under the License is distributed on an "AS IS" BASIS,
      11                 :            : // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      12                 :            : // See the License for the specific language governing permissions and
      13                 :            : // limitations under the License.
      14                 :            : //
      15                 :            : // Developed by Apex.AI, Inc.
      16                 :            : 
      17                 :            : #ifndef MOTION_MODEL__STATIONARY_MOTION_MODEL_HPP_
      18                 :            : #define MOTION_MODEL__STATIONARY_MOTION_MODEL_HPP_
      19                 :            : 
      20                 :            : #include <motion_model/motion_model_interface.hpp>
      21                 :            : #include <motion_model/visibility_control.hpp>
      22                 :            : #include <state_vector/common_states.hpp>
      23                 :            : #include <state_vector/generic_state.hpp>
      24                 :            : 
      25                 :            : namespace autoware
      26                 :            : {
      27                 :            : namespace common
      28                 :            : {
      29                 :            : namespace motion_model
      30                 :            : {
      31                 :            : 
      32                 :            : ///
      33                 :            : /// @brief      This class describes a stationary motion model, i.e., the model that does not change
      34                 :            : ///             the state.
      35                 :            : ///
      36                 :            : /// @tparam     StateT  State with which the motion model works.
      37                 :            : ///
      38                 :            : template<typename StateT>
      39                 :            : class MOTION_MODEL_PUBLIC StationaryMotionModel
      40                 :            :   : public MotionModelInterface<StationaryMotionModel<StateT>>
      41                 :            : {
      42                 :            : public:
      43                 :            :   using State = StateT;
      44                 :            : 
      45                 :            : protected:
      46                 :            :   // Allow the CRTP interface to call private functions.
      47                 :            :   friend MotionModelInterface<StationaryMotionModel<StateT>>;
      48                 :            : 
      49                 :            :   ///
      50                 :            :   /// @brief      A crtp-called function that predicts the state forward.
      51                 :            :   ///
      52                 :            :   /// @param[in]  state  The current state vector
      53                 :            :   ///
      54                 :            :   /// @return     A const reference to the unchanged input state.
      55                 :            :   ///
      56                 :          2 :   inline const State & crtp_predict(
      57                 :            :     const State & state,
      58                 :            :     const std::chrono::nanoseconds &) const
      59                 :            :   {
      60                 :          2 :     return state;
      61                 :            :   }
      62                 :            : 
      63                 :            :   ///
      64                 :            :   /// @brief      A crtp-called function that computes a Jacobian for the stationary motion model.
      65                 :            :   ///
      66                 :            :   /// @return     An identity matrix.
      67                 :            :   ///
      68                 :          1 :   typename State::Matrix crtp_jacobian(const State &, const std::chrono::nanoseconds &) const
      69                 :            :   {
      70         [ +  - ]:          1 :     return Eigen::Matrix<typename State::Scalar, State::size(), State::size()>::Identity();
      71                 :            :   }
      72                 :            : };
      73                 :            : 
      74                 :            : }  // namespace motion_model
      75                 :            : }  // namespace common
      76                 :            : }  // namespace autoware
      77                 :            : 
      78                 :            : #endif  // MOTION_MODEL__STATIONARY_MOTION_MODEL_HPP_

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