Added unit

Signed-off-by: Shintaro SAKODA <shintaro.sakoda@tier4.jp>

Author: SakodaShintaro

localization/ndt_scan_matcher/config/ndt_scan_matcher.param.yaml

@@ -12,7 +12,7 @@
 
 
     sensor_points:
-      # Required distance of input sensor points.
+      # Required distance of input sensor points. [m]
       # If the max distance of input sensor points is lower than this value, the scan matching will not be performed.
       required_distance: 10.0
 

localization/ndt_scan_matcher/src/ndt_scan_matcher_core.cpp

@@ -355,9 +355,9 @@ void NDTScanMatcher::callback_sensor_points(
   }
   if (max_distance < param_.sensor_points.required_distance) {
     RCLCPP_WARN_STREAM(
-      this->get_logger(),
-      "Max distance of sensor points = " << std::fixed << std::setprecision(3) << max_distance
-                                         << " < " << param_.sensor_points.required_distance);
+      this->get_logger(), "Max distance of sensor points = "
+                            << std::fixed << std::setprecision(3) << max_distance << " [m] < "
+                            << param_.sensor_points.required_distance << " [m]");
     return;
   }