src/cobalt/render_tree/map_to_mesh_filter.h

/*
 * Copyright 2016 Google Inc. 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.
 */

#ifndef COBALT_RENDER_TREE_MAP_TO_MESH_FILTER_H_
#define COBALT_RENDER_TREE_MAP_TO_MESH_FILTER_H_

#include "base/logging.h"
#include "base/memory/ref_counted.h"
#include "cobalt/render_tree/mesh.h"

namespace cobalt {
namespace render_tree {

enum StereoMode { kMono, kLeftRight, kTopBottom };

// A MapToMeshFilter can be used to map source content onto a 3D mesh, within a
// specified well-defined viewport. A null mesh indicates the equirectangular
// mesh should be used.
class MapToMeshFilter {
 public:
  explicit MapToMeshFilter(const StereoMode stereo_mode,
                           scoped_refptr<render_tree::Mesh> mesh = NULL)
      : stereo_mode_(stereo_mode), mesh_(mesh) {}

  StereoMode GetStereoMode() const { return stereo_mode_; }

  scoped_refptr<render_tree::Mesh> mesh() const { return mesh_; }

 private:
  StereoMode stereo_mode_;
  scoped_refptr<render_tree::Mesh> mesh_;
};

}  // namespace render_tree
}  // namespace cobalt

#endif  // COBALT_RENDER_TREE_MAP_TO_MESH_FILTER_H_