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// Copyright 2016 The Draco 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.
//
#ifndef DRACO_COMPRESSION_ATTRIBUTES_MESH_PREDICTION_SCHEMES_PREDICTION_SCHEME_DATA_H_
#define DRACO_COMPRESSION_ATTRIBUTES_MESH_PREDICTION_SCHEMES_PREDICTION_SCHEME_DATA_H_
#include "draco/mesh/corner_table.h"
#include "draco/mesh/mesh.h"
namespace draco {
// Class stores data about the connectivity data of the mesh and information
// about how the connectivity was encoded/decoded.
template <class CornerTableT>
class MeshPredictionSchemeData {
public:
typedef CornerTableT CornerTable;
MeshPredictionSchemeData()
: mesh_(nullptr),
corner_table_(nullptr),
vertex_to_data_map_(nullptr),
data_to_corner_map_(nullptr) {}
void Set(const Mesh *mesh, const CornerTable *table,
const std::vector<CornerIndex> *data_to_corner_map,
const std::vector<int32_t> *vertex_to_data_map) {
mesh_ = mesh;
corner_table_ = table;
data_to_corner_map_ = data_to_corner_map;
vertex_to_data_map_ = vertex_to_data_map;
}
const Mesh *mesh() const { return mesh_; }
const CornerTable *corner_table() const { return corner_table_; }
const std::vector<int32_t> *vertex_to_data_map() const {
return vertex_to_data_map_;
}
const std::vector<CornerIndex> *data_to_corner_map() const {
return data_to_corner_map_;
}
bool IsInitialized() const {
return mesh_ != nullptr && corner_table_ != nullptr &&
vertex_to_data_map_ != nullptr && data_to_corner_map_ != nullptr;
}
private:
const Mesh *mesh_;
const CornerTable *corner_table_;
// Mapping between vertices and their encoding order. I.e. when an attribute
// entry on a given vertex was encoded.
const std::vector<int32_t> *vertex_to_data_map_;
// Array that stores which corner was processed when a given attribute entry
// was encoded or decoded.
const std::vector<CornerIndex> *data_to_corner_map_;
};
} // namespace draco
#endif // DRACO_COMPRESSION_ATTRIBUTES_PREDICTION_SCHEMES_MESH_PREDICTION_SCHEME_DATA_H_
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