Fix deprecation warning calling declare_parameter

As of ros2/rclcpp#1522, we must also declare the type of the parameter. We can do this implicitly by providing a default value. Prior to this change, distance_ was being default-initialized to 0.0 anyways. Signed-off-by: Jacob Perron <[email protected]>
ros-perception · Mar 18, 2021 · ad431c2 · ad431c2
1 parent 683d980
commit ad431c2
Showing 1 changed file with 1 addition and 2 deletions.
diff --git a/depth_image_proc/src/crop_foremost.cpp b/depth_image_proc/src/crop_foremost.cpp
@@ -66,8 +66,7 @@ class CropForemostNode : public rclcpp::Node
 CropForemostNode::CropForemostNode(const rclcpp::NodeOptions & options)
 : Node("CropForemostNode", options)
 {
-  this->declare_parameter("distance");
-  this->get_parameter("distance", distance_);
+  distance_ = this->declare_parameter("distance", 0.0);
 
   // Monitor whether anyone is subscribed to the output
   // TODO(ros2) Implement when SubscriberStatusCallback is available