From 44127363b11a9280de818ff28047d170c487af1f Mon Sep 17 00:00:00 2001 From: Roman Bapst Date: Wed, 12 Nov 2014 16:01:36 +0100 Subject: added setter and getter functions for use with euroc-gazebo simulator --- src/modules/fw_att_control/fw_att_control_base.cpp | 57 ++++++++++++++++++++++ src/modules/fw_att_control/fw_att_control_base.h | 6 +++ 2 files changed, 63 insertions(+) (limited to 'src/modules/fw_att_control') diff --git a/src/modules/fw_att_control/fw_att_control_base.cpp b/src/modules/fw_att_control/fw_att_control_base.cpp index 99780bc7e..46fef3e67 100644 --- a/src/modules/fw_att_control/fw_att_control_base.cpp +++ b/src/modules/fw_att_control/fw_att_control_base.cpp @@ -267,3 +267,60 @@ void FixedwingAttitudeControlBase::control_attitude() { } } + +void FixedwingAttitudeControlBase::set_attitude(const Eigen::Quaternion attitude) { + // watch out, still need to see where we modify attitude for the tailsitter case + math::Quaternion quat; + quat(0) = (float)attitude.w(); + quat(1) = (float)attitude.x(); + quat(2) = (float)attitude.y(); + quat(3) = (float)attitude.z(); + + _att.q[0] = quat(0); + _att.q[1] = quat(1); + _att.q[2] = quat(2); + _att.q[3] = quat(3); + + math::Matrix<3,3> Rot = quat.to_dcm(); + _att.R[0][0] = Rot(0,0); + _att.R[1][0] = Rot(1,0); + _att.R[2][0] = Rot(2,0); + _att.R[0][1] = Rot(0,1); + _att.R[1][1] = Rot(1,1); + _att.R[2][1] = Rot(2,1); + _att.R[0][2] = Rot(0,2); + _att.R[1][2] = Rot(1,2); + _att.R[2][2] = Rot(2,2); + + _att.R_valid = true; +} +void FixedwingAttitudeControlBase::set_attitude_rates(const Eigen::Vector3d& angular_rate) { + _att.rollspeed = angular_rate(0); + _att.pitchspeed = angular_rate(1); + _att.yawspeed = angular_rate(2); +} +void FixedwingAttitudeControlBase::set_attitude_reference(const Eigen::Vector4d& control_attitude_thrust_reference) { + _att_sp.roll_body = control_attitude_thrust_reference(0); + _att_sp.pitch_body = control_attitude_thrust_reference(1); + _att_sp.yaw_body = control_attitude_thrust_reference(2); + _att_sp.thrust = (control_attitude_thrust_reference(3) -30)*(-1)/30; + + // setup rotation matrix + math::Matrix<3,3> Rot_sp; + Rot_sp.from_euler(_att_sp.roll_body,_att_sp.pitch_body,_att_sp.yaw_body); + _att_sp.R_body[0][0] = Rot_sp(0,0); + _att_sp.R_body[1][0] = Rot_sp(1,0); + _att_sp.R_body[2][0] = Rot_sp(2,0); + _att_sp.R_body[0][1] = Rot_sp(0,1); + _att_sp.R_body[1][1] = Rot_sp(1,1); + _att_sp.R_body[2][1] = Rot_sp(2,1); + _att_sp.R_body[0][2] = Rot_sp(0,2); + _att_sp.R_body[1][2] = Rot_sp(1,2); + _att_sp.R_body[2][2] = Rot_sp(2,2); +} +void FixedwingAttitudeControlBase::get_mixer_input(Eigen::Vector4d& motor_inputs) { + motor_inputs(0) = _actuators.control[0]; + motor_inputs(1) = _actuators.control[1]; + motor_inputs(2) = _actuators.control[2]; + motor_inputs(3) = _actuators.control[3]; +} diff --git a/src/modules/fw_att_control/fw_att_control_base.h b/src/modules/fw_att_control/fw_att_control_base.h index 1726c2e3e..bde1b755f 100644 --- a/src/modules/fw_att_control/fw_att_control_base.h +++ b/src/modules/fw_att_control/fw_att_control_base.h @@ -140,6 +140,12 @@ protected: void control_attitude(); + // setters and getters for interface with euroc-gazebo simulator + void set_attitude(const Eigen::Quaternion attitude); + void set_attitude_rates(const Eigen::Vector3d& angular_rate); + void set_attitude_reference(const Eigen::Vector4d& control_attitude_thrust_reference); + void get_mixer_input(Eigen::Vector4d& motor_inputs); + }; #endif /* FW_ATT_CONTROL_BASE_H_ */ -- cgit v1.2.3