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/* |
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* Copyright 2010, |
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* Florent Lamiraux |
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* |
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* CNRS |
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* |
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*/ |
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#ifndef SOT_DEVICE_HH |
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#define SOT_DEVICE_HH |
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/* --------------------------------------------------------------------- */ |
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/* --- INCLUDE --------------------------------------------------------- */ |
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/* --------------------------------------------------------------------- */ |
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#include <pinocchio/fwd.hpp> |
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/* -- MaaL --- */ |
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#include <dynamic-graph/linear-algebra.h> |
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/* SOT */ |
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#include <dynamic-graph/all-signals.h> |
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#include <dynamic-graph/entity.h> |
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#include <sot/core/matrix-geometry.hh> |
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#include "sot/core/api.hh" |
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#include "sot/core/periodic-call.hh" |
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namespace dynamicgraph { |
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namespace sot { |
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/// Define the type of input expected by the robot |
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enum ControlInput { |
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CONTROL_INPUT_NO_INTEGRATION = 0, |
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CONTROL_INPUT_ONE_INTEGRATION = 1, |
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CONTROL_INPUT_TWO_INTEGRATION = 2, |
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CONTROL_INPUT_SIZE = 3 |
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}; |
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const std::string ControlInput_s[] = {"noInteg", "oneInteg", "twoInteg"}; |
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/* --------------------------------------------------------------------- */ |
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/* --- CLASS ----------------------------------------------------------- */ |
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/* --------------------------------------------------------------------- */ |
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class SOT_CORE_EXPORT Device : public Entity { |
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public: |
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static const std::string CLASS_NAME; |
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virtual const std::string &getClassName(void) const { return CLASS_NAME; } |
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enum ForceSignalSource { |
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FORCE_SIGNAL_RLEG, |
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FORCE_SIGNAL_LLEG, |
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FORCE_SIGNAL_RARM, |
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FORCE_SIGNAL_LARM |
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}; |
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protected: |
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dynamicgraph::Vector state_; |
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dynamicgraph::Vector velocity_; |
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bool sanityCheck_; |
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dynamicgraph::Vector vel_control_; |
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ControlInput controlInputType_; |
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bool withForceSignals[4]; |
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PeriodicCall periodicCallBefore_; |
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PeriodicCall periodicCallAfter_; |
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double timestep_; |
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/// \name Robot bounds used for sanity checks |
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/// \{ |
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Vector upperPosition_; |
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Vector upperVelocity_; |
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Vector upperTorque_; |
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Vector lowerPosition_; |
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Vector lowerVelocity_; |
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Vector lowerTorque_; |
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/// \} |
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public: |
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/* --- CONSTRUCTION --- */ |
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Device(const std::string &name); |
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/* --- DESTRUCTION --- */ |
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virtual ~Device(); |
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virtual void setStateSize(const unsigned int &size); |
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virtual void setState(const dynamicgraph::Vector &st); |
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void setVelocitySize(const unsigned int &size); |
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virtual void setVelocity(const dynamicgraph::Vector &vel); |
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virtual void setSecondOrderIntegration(); |
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virtual void setNoIntegration(); |
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virtual void setControlInputType(const std::string &cit); |
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virtual void increment(const double &dt = 5e-2); |
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/// \name Sanity check parameterization |
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/// \{ |
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void setSanityCheck(const bool &enableCheck); |
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void setPositionBounds(const Vector &lower, const Vector &upper); |
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void setVelocityBounds(const Vector &lower, const Vector &upper); |
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void setTorqueBounds(const Vector &lower, const Vector &upper); |
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/// \} |
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PeriodicCall &periodicCallBefore() { return periodicCallBefore_; } |
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PeriodicCall &periodicCallAfter() { return periodicCallAfter_; } |
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public: /* --- DISPLAY --- */ |
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virtual void display(std::ostream &os) const; |
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virtual void cmdDisplay(); |
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SOT_CORE_EXPORT friend std::ostream &operator<<(std::ostream &os, |
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const Device &r) { |
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r.display(os); |
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return os; |
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} |
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public: /* --- SIGNALS --- */ |
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dynamicgraph::SignalPtr<dynamicgraph::Vector, int> controlSIN; |
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dynamicgraph::SignalPtr<dynamicgraph::Vector, int> attitudeSIN; |
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dynamicgraph::SignalPtr<dynamicgraph::Vector, int> zmpSIN; |
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/// \name Device current state. |
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/// \{ |
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dynamicgraph::Signal<dynamicgraph::Vector, int> stateSOUT; |
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dynamicgraph::Signal<dynamicgraph::Vector, int> velocitySOUT; |
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dynamicgraph::Signal<MatrixRotation, int> attitudeSOUT; |
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/*! \brief The current state of the robot from the command viewpoint. */ |
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dynamicgraph::Signal<dynamicgraph::Vector, int> motorcontrolSOUT; |
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dynamicgraph::Signal<dynamicgraph::Vector, int> previousControlSOUT; |
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/*! \brief The ZMP reference send by the previous controller. */ |
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dynamicgraph::Signal<dynamicgraph::Vector, int> ZMPPreviousControllerSOUT; |
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/// \} |
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/// \name Real robot current state |
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/// This corresponds to the real encoders values and take into |
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/// account the stabilization step. Therefore, this usually |
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/// does *not* match the state control input signal. |
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/// \{ |
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/// Motor positions |
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dynamicgraph::Signal<dynamicgraph::Vector, int> robotState_; |
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/// Motor velocities |
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dynamicgraph::Signal<dynamicgraph::Vector, int> robotVelocity_; |
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/// The force torque sensors |
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dynamicgraph::Signal<dynamicgraph::Vector, int> *forcesSOUT[4]; |
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/// Motor torques |
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/// \todo why pseudo ? |
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dynamicgraph::Signal<dynamicgraph::Vector, int> pseudoTorqueSOUT; |
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/// \} |
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protected: |
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/// Compute roll pitch yaw angles of freeflyer joint. |
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void integrateRollPitchYaw(dynamicgraph::Vector &state, |
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const dynamicgraph::Vector &control, double dt); |
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/// Store Position of free flyer joint |
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MatrixHomogeneous ffPose_; |
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/// Compute the new position, from the current control. |
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/// |
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/// When sanity checks are enabled, this checks that the control is within |
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/// bounds. There are three cases, depending on what the control is: |
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/// - position: checks that the position is within bounds, |
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/// - velocity: checks that the velocity and the future position are |
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/// within bounds, |
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/// - acceleration: checks that the acceleration, the future velocity and |
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/// position are within bounds. |
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/// \todo in order to check the acceleration, we need |
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/// pinocchio and the contact forces in order to estimate |
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/// the joint torques for the given acceleration. |
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virtual void integrate(const double &dt); |
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protected: |
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/// Get freeflyer pose |
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const MatrixHomogeneous &freeFlyerPose() const; |
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public: |
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virtual void setRoot(const dynamicgraph::Matrix &root); |
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virtual void setRoot(const MatrixHomogeneous &worldMwaist); |
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private: |
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// Intermediate variable to avoid dynamic allocation |
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dynamicgraph::Vector forceZero6; |
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}; |
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} // namespace sot |
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} // namespace dynamicgraph |
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#endif /* #ifndef SOT_DEVICE_HH */ |
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