Quadrotor

<!-- This file demonstrates the parameters that can be set via the parameter server.

     The settings here typically show the default values (c.f. parameter_server.cpp)

     This file strives to enlist all possibilities, to be a good copy-paste source.

     In general most options/tags don't need to be altered/used-->

<launch>

  <include file="$(find openni_camera)/launch/openni_node.launch"/>

  <env name="ROSCONSOLE_CONFIG_FILE" value="$(find rgbdslam)/log.conf"/>

  <env name="ROSCONSOLE_FORMAT" value="[${severity}] [${time}]: ${message}"/>

  <arg name="debug" default="false"/>

  <!-- Several possibilities to debug -->

  <!--arg if="$(arg debug)" name="launch_prefix" value="/usr/bin/gdb -ex run -args"/-->

  <arg if="$(arg debug)" name="launch_prefix" value="/usr/bin/xterm -rv -e gdb -ex run -args"/>

  <!--arg if="$(arg debug)" name="launch_prefix" value="/usr/bin/valgrind -DELeTEME-tool=cachegrind -DELETEME-cachegrind-out-file=/tmp/cachegrind.out"/-->

  <!--arg if="$(arg debug)" name="launch_prefix" value="/usr/bin/valgrind -DELETEME-leak-check=full "/-->

  <arg unless="$(arg debug)" name="launch_prefix" value=""/>

  <node pkg="rgbdslam" type="rgbdslam" name="rgbdslam" cwd="node" required="true" output="screen"  launch-prefix="$(arg launch_prefix)"> 

    <!-- Input data settings-->

    <param name="config/topic_image_mono"              value="/camera/rgb/image_color"/> <!--could also be color -->

  	<param name="config/topic_image_depth"             value="/camera/depth/image"/>

    <param name="config/topic_points"                  value="/camera/rgb/points"/> <!--if empty, poincloud will be reconstructed from image and depth -->

    <param name="config/camera_info_topic"             value="/camera/rgb/camera_info"/>

  	<param name="config/subscriber_queue_size"         value="2"/>

    <param name="config/drop_async_frames"             value="true"/> <!-- Check association of depth and visual image, reject if not in sync -->

    <param name="config/depth_scaling_factor"          value="1.0"/> <!-- to correct bad depth scaling of kinect -->

    <!-- TF information settings -->

  	<param name="config/fixed_frame_name"              value="/map"/>

    <param name="config/ground_truth_frame_name"       value=""/><!--empty string if no ground truth-->

    <param name="config/base_frame_name"               value="/openni_camera"/> <!-- /openni_camera for hand-held kinect. For robot, e.g., /base_link -->

    <param name="config/fixed_camera"                  value="true"/> <!--is the kinect fixed with respect to base, or can it be moved (false makes sense only if transform betw. base_frame and openni_camera is sent via tf)-->

    <!-- Visual Features, to activate GPU-based features see CMakeLists.txt -->

    <param name="config/feature_detector_type"         value="SURF"/><!-- If SIFTGPU is enabled in CMakeLists.txt -->

    <param name="config/feature_extractor_type"        value="SURF"/><!-- If SIFTGPU is enabled in CMakeLists.txt -->

    <param name="config/max_keypoints"                 value="1500"/><!-- Extract no more than this many keypoints (not honored by SIFTGPU)-->

    <param name="config/min_keypoints"                 value="1000"/><!-- Extract no less than this many ... -->

  	<param name="config/surf_max_iterations"           value="3"/>

    <!-- Algortithm settings -->

    <param name="config/min_translation_meter"         value="0.1"/><!-- frames with motion less than this, will be omitted -->

  	<param name="config/min_rotation_degree"           value="5"/><!-- frames with motion less than this, will be omitted -->

    <param name="config/connectivity"                  value="15"/> <!-- compare to how many nodes? 0: always to previous and to root node, -1: only to previous-->

    <param name="config/max_connections"               value="8"/><!-- stop after this many succesfully found spation relations -->

    <param name="config/min_matches"                   value="50"/><!-- Prune unreliable transformations from too few feature matches -->

    <param name="config/ransac_iterations"             value="5000"/><!-- these are fast -->

    <param name="config/max_dist_for_inliers"          value="0.03"/> <!--matches considered inliers by ransac-->

    <param name="config/use_flann"                     value="true"/> <!-- flann (not avail for ORB) or bruteforcematching -->

    <param name="config/optimizer_iterations"          value="2"/><!-- maximum of iterations in online operation (i.e., does not affect the final optimization in batch mode -->

    <param name="config/optimizer_skip_step"           value="1"/><!-- optimize every n-th frame -->

    <!-- Visualization Settings -->

    <param name="config/squared_meshing_threshold"     value="0.0009"/><!-- don't triangulate over depth jumps -->

    <param name="config/use_glwidget"                  value="true"/><!-- 3D visualization needs performance -->

    <param name="config/use_gui"                       value="true"/><!-- No visualization, e.g., on robot -->

    <param name="config/visualization_skip_step"       value="3"/> <!-- draw only every nth pointcloud row and line -->

    <param name="config/show_axis"                     value="true"/>    <!-- do/don't visualize the sensor position -->

    <!-- Misc -->

    <param name="config/voxelfilter_size"              value="-1.0"/> <!-- in meter voxefilter displayed and stored pointclouds, incompatible with use_glwidget=true. Set negative to disable-->

    <param name="config/individual_cloud_out_topic"    value="/rgbdslam/batch_clouds"/>;

    <param name="config/aggregate_cloud_out_topic"     value="/rgbdslam/aggregate_clouds"/>;

  	<param name="config/publisher_queue_size"          value="1"/>

  	<param name="config/preserve_raster_on_save"       value="false"/>

    <param name="config/min_time_reported"             value="0.1"/><!-- for easy runtime analysis -->

  	<param name="config/start_paused"                  value="false"/>

    <param name="config/store_pointclouds"             value="false"/> <!-- if, e.g., only trajectory is required, setting this to false saves lots of memory -->

    <param name="config/bagfile_name"                  value=""/><!-- read data from a bagfile, make sure to enter the right topics above-->

    <param name="config/batch_processing"              value="false"/>    <!--store results and close after bagfile has been processed-->

    <param name="config/data_skip_step"                value="1"/><!-- skip every n-th frame completely -->

  </node>

</launch>