Add entity wrench message (#274)

Signed-off-by: Louise Poubel <[email protected]>

proto/ignition/msgs/entity_wrench.proto

@@ -0,0 +1,42 @@
+
+/*
+ * Copyright (C) 2022 Open Source Robotics Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+*/
+
+syntax = "proto3";
+package ignition.msgs;
+option java_package = "com.ignition.msgs";
+option java_outer_classname = "EntityWrenchProtos";
+
+/// \ingroup ignition.msgs
+/// \interface EntityWrench
+/// \brief A wrench to apply to an entity
+
+import "ignition/msgs/entity.proto";
+import "ignition/msgs/header.proto";
+import "ignition/msgs/wrench.proto";
+
+message EntityWrench
+{
+ /// \brief Optional header data
+ Header header = 1;
+
+ /// \brief Entity to apply the wrench to.
+ Entity entity = 2;
+
+ /// \brief Wrench to apply.
+ Wrench wrench = 3;
+}