compass.h

// Copyright The Darwin Neuroevolution Framework Authors.
//
// 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.

#pragma once

#include <third_party/box2d/box2d.h>

namespace sim {

class Compass {
 public:
  Compass(b2Body* body);

  b2Body* body() const { return body_; }

  const b2Vec2 heading() const;

 private:
  b2Body* body_ = nullptr;
};

}  // namespace sim