From 731d7a96d96325cefc8b886405bee3181af00a1d Mon Sep 17 00:00:00 2001 From: Thibault Poignonec Date: Mon, 2 Sep 2024 17:11:18 +0200 Subject: [PATCH] enable serial number device selection --- fd_description/config/fd.config.xacro | 1 + .../ros2_control/fd.r2c_hardware.xacro | 3 +- .../include/fd_hardware/fd_effort_hi.hpp | 3 ++ fd_hardware/src/fd_effort_hi.cpp | 40 ++++++++++++++----- 4 files changed, 36 insertions(+), 11 deletions(-) diff --git a/fd_description/config/fd.config.xacro b/fd_description/config/fd.config.xacro index 56da320..757c819 100644 --- a/fd_description/config/fd.config.xacro +++ b/fd_description/config/fd.config.xacro @@ -18,6 +18,7 @@ + params="robot_id plugin_name:='FDHapticInterface' interface_id:='-1' interface_sn:='-1' effector_mass:='-1.0' use_fake_hardware:='false' use_orientation:='false' orientation_is_actuated:='false' use_clutch:='false' emulate_button:='false' ignore_orientation_readings:='false'"> @@ -11,6 +11,7 @@ fd_hardware/FDEffortHardwareInterface ${interface_id} + ${interface_sn} ${emulate_button} ${robot_id}_inertia ${effector_mass} diff --git a/fd_hardware/include/fd_hardware/fd_effort_hi.hpp b/fd_hardware/include/fd_hardware/fd_effort_hi.hpp index f545075..40264b3 100644 --- a/fd_hardware/include/fd_hardware/fd_effort_hi.hpp +++ b/fd_hardware/include/fd_hardware/fd_effort_hi.hpp @@ -62,6 +62,9 @@ class FDEffortHardwareInterface : public hardware_interface::SystemInterface /// ID of the interface (Rq: "-1" = invalid/any that is connected) char interface_ID_ = -1; + /// Serial number of the interface (Rq: "-1" = invalid / unspecified) + int interface_SN_ = -1; + /// Turned to true after the connection bool isConnected_ = false; diff --git a/fd_hardware/src/fd_effort_hi.cpp b/fd_hardware/src/fd_effort_hi.cpp index cc12e00..8b8bab7 100644 --- a/fd_hardware/src/fd_effort_hi.cpp +++ b/fd_hardware/src/fd_effort_hi.cpp @@ -161,6 +161,15 @@ CallbackReturn FDEffortHardwareInterface::on_init( interface_ID_ = -1; } + + auto it_interface_serial_number = info_.hardware_parameters.find("interface_serial_number"); + if (it_interface_serial_number != info_.hardware_parameters.end()) { + interface_SN_ = stoi(it_interface_serial_number->second); + RCLCPP_INFO(LOGGER, "Using interface serial number: %d", interface_SN_); + } else { + interface_SN_ = -1; + } + auto it_emulate_button = info_.hardware_parameters.find("emulate_button"); if (it_emulate_button != info_.hardware_parameters.end()) { emulate_button_ = hardware_interface::parse_bool(it_emulate_button->second); @@ -381,7 +390,7 @@ hardware_interface::return_type FDEffortHardwareInterface::read( flag += dhdGetJointAngles(joint_position, interface_ID_); // use "dhdJointAnglesToInertiaMatrix (double j[DHD_MAX_DOF], double inertia[6][6], char ID=-1)" // to get the current inertia matrix - flag += dhdJointAnglesToInertiaMatrix(joint_position, inertia_array); + flag += dhdJointAnglesToInertiaMatrix(joint_position, inertia_array, interface_ID_); flag += dhdDisableExpertMode(); // Map upper triangular part of inertia to inertia state interface @@ -462,21 +471,31 @@ bool FDEffortHardwareInterface::connectToDevice() // Open connection bool dhd_open_success = false; - if (interface_ID_ < 0) { - // Open default device - RCLCPP_INFO(LOGGER, "dhd : Connecting to default device..."); - interface_ID_ = dhdOpen(); + if (interface_SN_ >= 0) { + // Open specified device from serial number + RCLCPP_INFO( + LOGGER, "dhd : Connecting to device with serial number %d, please wait...", interface_SN_); + uint16_t serialNumber = static_cast(interface_SN_); + interface_ID_ = dhdOpenSerial(serialNumber); dhd_open_success = (interface_ID_ >= 0); - } else { - // Open specified device - RCLCPP_INFO(LOGGER, "dhd : Connecting to device with ID= %d...", interface_ID_); + // dhd_open_success = (dhdOpenSerial(serialNumber) >= 0); + } else if (interface_ID_ >= 0) { + // Open specified device from device ID + RCLCPP_INFO(LOGGER, "dhd : Connecting to device with ID= %d, please wait...", interface_ID_); interface_ID_ = dhdOpenID(interface_ID_); dhd_open_success = (interface_ID_ >= 0); + // dhd_open_success = (dhdOpenID(interface_ID_) >= 0); + } else { + // Open default device + RCLCPP_INFO(LOGGER, "dhd : Connecting to default device., please wait.."); + interface_ID_ = dhdOpen(); + dhd_open_success = (interface_ID_ >= 0); + // dhd_open_success = (dhdOpen() >= 0); } // Check connection and setup dhd device if (dhd_open_success) { - RCLCPP_INFO(LOGGER, "dhd : %s device detected", dhdGetSystemName()); + RCLCPP_INFO(LOGGER, "dhd : %s device detected", dhdGetSystemName(interface_ID_)); uint16_t serialNumber = 0; if (dhdGetSerialNumber(&serialNumber, interface_ID_) < 0) { RCLCPP_WARN(LOGGER, "dhd : Impossible to retrieve device serial number: %s!", @@ -484,6 +503,7 @@ bool FDEffortHardwareInterface::connectToDevice() } else { RCLCPP_INFO(LOGGER, "dhd : device serial number = %d", serialNumber); } + RCLCPP_INFO(LOGGER, "dhd : device interface ID = %d", interface_ID_); // Check if the device has 3 dof or more if (dhdHasWrist(interface_ID_)) { @@ -591,7 +611,7 @@ bool FDEffortHardwareInterface::disconnectFromDevice() int connectionIsClosed = dhdClose(interface_ID_); if (connectionIsClosed >= 0) { RCLCPP_INFO(LOGGER, "dhd : Disconnected ! "); - interface_ID_ = false; + interface_ID_ = -1; return true; } else { RCLCPP_ERROR(LOGGER, "dhd : Failed to disconnect !");