Rviz Visualization Config (#67)

* Add behavior tree to navigate to start before starting fields navigation

* snake case

* comments

* rviz visualization for demo

* Update rviz_config.rviz

* Linting and add to other demo

opennav_coverage_demo/launch/coverage_demo_launch.py

@@ -25,6 +25,7 @@
 def generate_launch_description():
     nav2_bringup_dir = get_package_share_directory('nav2_bringup')
     coverage_demo_dir = get_package_share_directory('opennav_coverage_demo')
+    rviz_config_file = os.path.join(coverage_demo_dir, 'rviz_config.rviz')
 
     world = os.path.join(coverage_demo_dir, 'blank.world')
     param_file_path = os.path.join(coverage_demo_dir, 'demo_params.yaml')
@@ -66,7 +67,7 @@ def generate_launch_description():
     rviz_cmd = IncludeLaunchDescription(
         PythonLaunchDescriptionSource(
             os.path.join(nav2_bringup_dir, 'launch', 'rviz_launch.py')),
-        launch_arguments={'namespace': ''}.items())
+        launch_arguments={'namespace': '', 'rviz_config': rviz_config_file}.items())
 
     # start navigation
     bringup_cmd = IncludeLaunchDescription(

opennav_coverage_demo/launch/row_coverage_demo_launch.py

@@ -25,6 +25,7 @@
 def generate_launch_description():
     nav2_bringup_dir = get_package_share_directory('nav2_bringup')
     coverage_demo_dir = get_package_share_directory('opennav_coverage_demo')
+    rviz_config_file = os.path.join(coverage_demo_dir, 'rviz_config.rviz')
 
     world = os.path.join(coverage_demo_dir, 'blank.world')
     param_file_path = os.path.join(coverage_demo_dir, 'demo_params.yaml')
@@ -66,7 +67,7 @@ def generate_launch_description():
     rviz_cmd = IncludeLaunchDescription(
         PythonLaunchDescriptionSource(
             os.path.join(nav2_bringup_dir, 'launch', 'rviz_launch.py')),
-        launch_arguments={'namespace': ''}.items())
+        launch_arguments={'namespace': '', 'rviz_config': rviz_config_file}.items())
 
     # start navigation
     bringup_cmd = IncludeLaunchDescription(