
ROS publisher types
streamCmd: simros_strmcmd_get_and_clear_string_signal
Description
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Enables streaming of a string signal. The signal is cleared after each post. See here for information on how to enable data streaming. See also the service equivalent (simRosGetAndClearStringSignal) for details. See also simros_strmcmd_get_string_signal. |
Enabling parameters |
auxInt1: (not used)
auxInt2: (not used)
auxString: signal name
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Streamed data
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std_msgs::String: the desired signal value
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streamCmd: simros_strmcmd_get_array_parameter
Description
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Enables streaming of an array parameter. See here for information on how to enable data streaming. See also the service equivalent (simRosGetArrayParameter) for details. See also simros_strmcmd_set_array_parameter. |
Enabling parameters |
auxInt2: (not used)
auxString: (not used)
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Streamed data
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geometry_msgs::Point32: the desired array values
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streamCmd: simros_strmcmd_get_boolean_parameter
Description
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Enables streaming of a Boolean parameter. See here for information on how to enable data streaming. See also the service equivalent (simRosGetBooleanParameter) for details. See also simros_strmcmd_set_boolean_parameter. |
Enabling parameters |
auxInt2: (not used)
auxString: (not used)
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Streamed data
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std_msgs::UInt8: the desired Boolean value
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streamCmd: simros_strmcmd_get_dialog_result
Description
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Enables streaming of a dialog's result value. See here for information on how to enable data streaming. See also the service equivalent (simRosGetDialogResult) for details. |
Enabling parameters |
auxInt2: (not used)
auxString: (not used)
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Streamed data
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streamCmd: simros_strmcmd_get_floating_parameter
Description
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Enables streaming of a floating parameter. See here for information on how to enable data streaming. See also the service equivalent (simRosGetFloatingParameter) for details. See also simros_strmcmd_set_floating_parameter. |
Enabling parameters |
auxInt2: (not used)
auxString: (not used)
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Streamed data
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std_msgs::Float32: the desired float value
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streamCmd: simros_strmcmd_get_float_signal
Description
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Enables streaming of a float signal. See here for information on how to enable data streaming. See also the service equivalent (simRosGetFloatSignal) for details. See also simros_strmcmd_set_float_signal. |
Enabling parameters |
auxInt1: (not used)
auxInt2: (not used)
auxString: the signal name
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Streamed data
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std_msgs::Float32: the desired signal value
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topic name: info
Description
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The topic info is an exception: it will start streaming data as long as V-REP is running (i.e. a publisher for that topic does not need to be activated). Simulator state information will be streamed under that topic. See also the service equivalent (simRosGetInfo) for details. |
Streamed data
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vrep_common::VrepInfo::headerInfo (Header): header information
vrep_common::VrepInfo::simulatorState (Int32): the simulator state, bit-coded:
bit0 set: simulation not stopped
bit1 set: simulation paused
bit2 set: real-time switch on
bit3-bit5: the edit mode type (0=no edit mode, 1=triangle, 2=vertex, 3=edge, 4=path, 5=UI)
vrep_common::VrepInfo::simulatonTime (Float32): the simulation time
vrep_common::VrepInfo::timeStep (Float32): the simulation time step
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streamCmd: simros_strmcmd_get_integer_parameter
Description
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Enables streaming of an integer parameter. See here for information on how to enable data streaming. See also the service equivalent (simRosGetIntegerParameter) for details. See also simros_strmcmd_set_integer_parameter. |
Enabling parameters |
auxInt2: (not used)
auxString: (not used)
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Streamed data
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std_msgs::Int32: the desired value
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streamCmd: simros_strmcmd_get_integer_signal
Description
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Enables streaming of an integer signal. See here for information on how to enable data streaming. See also the service equivalent (simRosGetIntegerSignal) for details. See also simros_strmcmd_set_integer_signal. |
Enabling parameters |
auxInt1: (not used)
auxInt2: (not used)
auxString: signal name
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Streamed data
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std_msgs::Int32: the desired signal value
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streamCmd: simros_strmcmd_get_joint_state
streamCmd: simros_strmcmd_get_object_float_parameter
streamCmd: simros_strmcmd_get_object_group_data
Description
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Enables streaming of various data from a group of objects. See here for information on how to enable data streaming. See also the service equivalent (simRosGetObjectGroupData) for details. |
Enabling parameters |
auxInt2: the type of data that is desired:
0: retrieves the object names (in stringData.)
2: retrieves the parent object handles (in intData)
3: retrieves the absolute object positions (in floatData. There are 3 values for each object (x,y,z))
4: retrieves the local object positions (in floatData. There are 3 values for each object (x,y,z))
5: retrieves the absolute object orientations as Euler angles (in floatData. There are 3 values for each object (alpha,beta,gamma))
6: retrieves the local object orientations as Euler angles (in floatData. There are 3 values for each object (alpha,beta,gamma))
7: retrieves the absolute object orientations as quaternions (in floatData. There are 4 values for each object (qx,qy,qz,qw))
8: retrieves the local object orientations as quaternions (in floatData. There are 4 values for each object (qx,qy,qz,qw))
9: retrieves the absolute object positions and orientations (as Euler angles) (in floatData. There are 6 values for each object (x,y,z,alpha,beta,gamma))
10: retrieves the local object positions and orientations (as Euler angles) (in floatData. There are 6 values for each object (x,y,z,alpha,beta,gamma))
11: retrieves the absolute object positions and orientations (as quaternions) (in floatData. There are 7 values for each object (x,y,z,qx,qy,qz,qw))
12: retrieves the local object positions and orientations (as quaternions) (in floatData. There are 7 values for each object (x,y,z,qx,qy,qz,qw))
13: retrieves proximity sensor data (in intData (2 values): detection state, detected object handle. In floatData (6 values): detected point (x,y,z) and detected surface normal (nx,ny,nz))
14: retrieves force sensor data (in intData (1 values): force sensor state. In floatData (6 values): force (fx,fy,fz) and torque (tx,ty,tz))
15: retrieves joint data (in floatData (2 values): position, force/torque)
auxString: (not used)
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Streamed data
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vrep_common::ObjectGroupData::handles (Int32MultiArray): the object handles
vrep_common::ObjectGroupData::intData (Int32MultiArray): the integer data
vrep_common::ObjectGroupData::floatData (Float32MultiArray): the float data
vrep_common::ObjectGroupData::stringData (String): the strings, each separated with the zero-char ('\0').
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streamCmd: simros_strmcmd_get_object_int_parameter
streamCmd: simros_strmcmd_get_object_parent
Description
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Enables streaming of an object's parent handle. See here for information on how to enable data streaming. See also the service equivalent (simRosGetObjectParent) for details. See also simros_strmcmd_get_object_group_data. |
Enabling parameters |
auxInt2: (not used)
auxString: (not used)
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Streamed data
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std_msgs::Int32: the handle of the parent object, or -1 if the object has no parent
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streamCmd: simros_strmcmd_get_object_pose
Description
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Enables streaming of an object's pose. See here for information on how to enable data streaming. See also the service equivalent (simRosGetObjectPose) for details. See also simros_strmcmd_set_object_pose and simros_strmcmd_get_object_group_data. |
Enabling parameters |
auxInt2: a value indicating relative to which reference frame we want the pose. Specify -1 to retrieve the absolute pose, sim_handle_parent to retrieve the pose relative to the object's parent, or an object handle relative to whose reference frame you want the pose
auxString: (not used)
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Streamed data
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geometry_msgs::PoseStamped: the pose data. Refer to the ROS documentation
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streamCmd: simros_strmcmd_get_objects
Description
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Enables streaming of object handles in the scene, according to their type. See here for information on how to enable data streaming. See also the service equivalent (simRosGetObjects) for details. See also simros_strmcmd_get_object_group_data. |
Enabling parameters |
auxInt1: the desired object type (sim_object_shape_type, sim_object_joint_type, etc., or sim_handle_all for any type of object
auxInt2: (not used)
auxString: (not used)
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Streamed data
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std_msgs::Int32MultiArray: the desired object handles
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streamCmd: simros_strmcmd_get_object_selection
Description
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Enables streaming of selected object handles (i.e. handles of object that are in a selected state in the scene). See here for information on how to enable data streaming. See also the service equivalent (simRosGetObjectSelection) for details. See also simros_strmcmd_set_object_selection. |
Enabling parameters |
auxInt1: (not used)
auxInt2: (not used)
auxString: (not used)
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Streamed data
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std_msgs::Int32MultiArray: the handles of selected objects
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streamCmd: simros_strmcmd_get_range_finder_data
Description
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Enables streaming of range finder data (point cloud data). See here for information on how to enable data streaming. |
Enabling parameters |
auxInt1: the handle of an object representing the sensor (doesn't need to be a sensor). See also simRosGetObjectHandle.
auxInt2: (not used)
auxString: name of the string signal that contains point data. Refer also to simSetStringSignal. The string signal should contain a succession of points, where each point contains 3 coordinates (x, y and z). Each coordinate is a float (4 chars). From an embedded script, you can use following construction:
-- example for 3 points:
local points={pt1x,pt1y,pt1z,pt2x,pt2y,pt2z,pt3x,pt3y,pt3z}
local signalData=simPackFloats(points)
simSetStringSignal(signalName,signalData)
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Streamed data
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sensor_msgs::PointCloud2: the point cloud data
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streamCmd: simros_strmcmd_get_string_parameter
Description
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Enables streaming of a string parameter. See here for information on how to enable data streaming. See also the service equivalent (simRosGetStringParameter) for details. |
Enabling parameters |
auxInt2: (not used)
auxString: (not used)
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Streamed data
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std_msgs::String: the desired parameter value
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streamCmd: simros_strmcmd_get_string_signal
Description
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Enables streaming of a string signal. See here for information on how to enable data streaming. See also the service equivalent (simRosGetStringSignal) for details. See also simros_strmcmd_set_string_signal. |
Enabling parameters |
auxInt1: (not used)
auxInt2: (not used)
auxString: signal name
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Streamed data
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std_msgs::String: the desired signal value
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streamCmd: simros_strmcmd_get_transform
Description
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Enables a tf broadcaster, that lets the user keep track of multiple coordinate frames over time. See here for information on how to enable data streaming. |
Enabling parameters |
auxInt2: a value indicating relative to which reference frame we want the transform. Specify -1 to retrieve the absolute transform, sim_handle_parent to retrieve the transform relative to the object's parent, or an object handle relative to whose reference frame you want the transform
auxString: can be an empty string, or can be used to specify the names, in case the objects do not correspond to the exact names we want to use in frame_ids. Syntax is: child_name%parent_name
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Streamed data
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geometry_msgs::TransformStamped: the transform
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streamCmd: simros_strmcmd_get_twist_status
Description
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Enables streaming of twist data. See here for information on how to enable data streaming. See also simros_strmcmd_set_twist_command. |
Enabling parameters |
auxInt2: (not used)
auxString: name of the string signal that contains the twist data to stream. Refer also to simSetStringSignal. The string signal should contain a succession of 6 float values (6*4 chars). From an embedded script, you can use following construction:
local twist={a,b,c,d,e,f}
local signalData=simPackFloats(twist)
simSetStringSignal(signalName,signalData)
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Streamed data
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geometry_msgs::TwistStamped: the twist data
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streamCmd: simros_strmcmd_get_ui_button_property
Description
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Enables streaming of a UI button's property (e.g. down/up state, etc.). See here for information on how to enable data streaming. See also the service equivalent (simRosGetUIButtonProperty) for details. See also simros_strmcmd_set_ui_button_property. |
Enabling parameters |
auxInt2: the button ID
auxString: (not used)
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Streamed data
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std_msgs::Int32: the desired property value
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streamCmd: simros_strmcmd_get_ui_event_button
Description
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Enables streaming of events that occured in a specific UI. Data is only streamed if an event occured. See here for information on how to enable data streaming. See also the service equivalent (simRosGetUIEventButton) for details. |
Enabling parameters |
auxInt2: (not used)
auxString: (not used)
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Streamed data
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std_msgs::Int32MultiArray: 3 values:
value1: button ID of the UI button where an event occured
value3: for sliders: slider state (0-1000), for stay down buttons: down state (0 or 1), for up/down event buttons: up/down events (0 or 1)
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streamCmd: simros_strmcmd_get_ui_slider
Description
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Enables streaming of the position of a UI slider button. See here for information on how to enable data streaming. See also the service equivalent (simRosGetUISlider) for details. See also simros_strmcmd_set_ui_slider. |
Enabling parameters |
auxInt2: the button ID
auxString: (not used)
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Streamed data
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std_msgs::Int32: the slider position (value between 0 and 1000)
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streamCmd: simros_strmcmd_get_vision_sensor_depth_buffer
Description
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Enables streaming of the depth buffer values of a vision sensor. See here for information on how to enable data streaming. See also the service equivalent (simRosGetVisionSensorDepthBuffer) for details. |
Enabling parameters |
auxInt2: (not used)
auxString: (not used)
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Streamed data
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vrep_common::VisionSensorDepthBuff::x (Int32): the sensor's x-resolution
vrep_common::VisionSensorDepthBuff::y (Int32): the sensor's y-resolution
vrep_common::VisionSensorDepthBuff::data (Float32MultiArray): the depth values. Values are in the range of 0-1 (0=closest to sensor, 1=farthest from sensor).
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streamCmd: simros_strmcmd_get_vision_sensor_image
Description
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Enables streaming of the image of a vision sensor. See here for information on how to enable data streaming. See also the service equivalent (simRosGetVisionSensorImage) for details. See also simros_strmcmd_set_vision_sensor_image. |
Enabling parameters |
auxInt2: (not used)
auxString: (not used)
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Streamed data
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sensor_msgs::Image: the image data. Refer to the ROS documentation for details
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streamCmd: simros_strmcmd_get_vision_sensor_info
Description
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Enables streaming of camera information of a vision sensor. See here for information on how to enable data streaming. |
Enabling parameters |
auxInt2: (not used)
auxString: (not used)
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Streamed data
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sensor_msgs::CameraInfo: the camera info
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streamCmd: simros_strmcmd_read_collision
Description
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Enables streaming of the collision state of a collision object. See here for information on how to enable data streaming. See also the service equivalent (simRosReadCollision) for details. See also simros_strmcmd_get_object_group_data. |
Enabling parameters |
auxInt2: (not used)
auxString: (not used)
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Streamed data
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std_msgs::Int32: the collision state
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streamCmd: simros_strmcmd_read_distance
Description
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Enables streaming of the distance a distance object measured. See here for information on how to enable data streaming. See also the service equivalent (simRosReadDistance) for details. See also simros_strmcmd_get_object_group_data. |
Enabling parameters |
auxInt2: (not used)
auxString: (not used)
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Streamed data
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std_msgs::Float32: the measured distance
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streamCmd: simros_strmcmd_read_force_sensor
Description
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Enables streaming of a force sensor's data (force and torque). See here for information on how to enable data streaming. See also the service equivalent (simRosReadForceSensor) for details. See also simros_strmcmd_get_object_group_data. |
Enabling parameters |
auxInt2: (not used)
auxString: (not used)
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Streamed data
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vrep_common::ForceSensorData::sensorState (Int32): a bit-coded value:
bit 0 set: force and torque data is available, otherwise it is not (yet) available (e.g. when not enough values are present for the filter)
bit 1 set: force sensor is broken, otherwise it is still intact ('unbroken')
vrep_common::ForceSensorData::force (geometry_msgs/Vector3): the force
vrep_common::ForceSensorData::torque (geometry_msgs/Vector3): the torque
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streamCmd: simros_strmcmd_read_proximity_sensor
Description
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Enables streaming of a proximity sensor's data. Data is only streamed when the sensor detects something. See here for information on how to enable data streaming. See also the service equivalent (simRosReadProximitySensor) for details. See also simros_strmcmd_get_object_group_data. |
Enabling parameters |
auxInt2: (not used)
auxString: (not used)
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Streamed data
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vrep_common::ProximitySensorData::detectedPoint (geometry_msgs::Point32): the detected point. Relative to the sensor reference frame.
vrep_common::ProximitySensorData::detectedObject (Int32): the handle of the detected object
vrep_common::ProximitySensorData::normalVector (geometry_msgs::Point32): the normal vector (normalized) of the detected surface. Relative to the sensor reference frame.
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streamCmd: simros_strmcmd_read_vision_sensor
Description
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Enables streaming of a vision sensor's state. See here for information on how to enable data streaming. See also the service equivalent (simRosReadVisionSensor) for details. See also simros_strmcmd_get_vision_sensor_image and simros_strmcmd_get_object_group_data. |
Enabling parameters |
auxInt2: (not used)
auxString: (not used)
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Streamed data
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vrep_common::VisionSensorData::triggerState (Int32): the detection or trigger state.
vrep_common::VisionSensorData::packetData (Float32MultiArray): auxiliary values returned from the applied filters. By default V-REP returns one packet of 15 auxiliary values:the minimum of {intensity, red, green, blue, depth value}, the maximum of {intensity, red, green, blue, depth value}, and the average of {intensity, red, green, blue, depth value}. If additional filter components return values, then they will be appended as packets to the first packet.
vrep_common::VisionSensorData::packetSizes (Int32MultiArray): contains information about the packet sizes. The first value is the size of packet 1, the second value the size of packet 2, etc.
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