scatter_cuda.h

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/******************************************************************************
 * Copyright 2020 The Apollo Authors. All Rights Reserved.
 *
 * 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
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/*
 * Copyright 2018-2019 Autoware Foundation. All rights reserved.
 *
 * 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

namespace apollo {
namespace perception {
namespace lidar {

class ScatterCuda {
 private:
  const int num_threads_;
  const int grid_x_size_;
  const int grid_y_size_;

 public:
  ScatterCuda(const int num_threads, const int grid_x_size,
              const int grid_y_size);

  void DoScatterCuda(const int pillar_count, int* x_coors, int* y_coors,
                     float* pfe_output, float* scattered_feature);
};

}  // namespace lidar
}  // namespace perception
}  // namespace apollo