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68 lines
2.1 KiB
C++
68 lines
2.1 KiB
C++
// Copyright 2016 The Draco Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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#ifndef DRACO_COMPRESSION_MESH_MESH_DECODER_H_
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#define DRACO_COMPRESSION_MESH_MESH_DECODER_H_
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#include "compression/attributes/mesh_attribute_indices_encoding_data.h"
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#include "compression/point_cloud/point_cloud_decoder.h"
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#include "mesh/mesh.h"
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#include "mesh/mesh_attribute_corner_table.h"
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namespace draco {
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// Class that reconstructs a 3D mesh from input data that was encoded by
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// MeshEncoder.
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class MeshDecoder : public PointCloudDecoder {
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public:
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MeshDecoder();
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EncodedGeometryType GetGeometryType() const override {
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return TRIANGULAR_MESH;
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}
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// The main entry point for mesh decoding.
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bool Decode(DecoderBuffer *in_buffer, Mesh *out_mesh);
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// Returns the base connectivity of the decoded mesh (or nullptr if it is not
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// initialized).
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virtual const CornerTable *GetCornerTable() const { return nullptr; }
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// Returns the attribute connectivity data or nullptr if it does not exist.
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virtual const MeshAttributeCornerTable *GetAttributeCornerTable(
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int /* att_id */) const {
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return nullptr;
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}
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// Returns the decoding data for a given attribute or nullptr when the data
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// does not exist.
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virtual const MeshAttributeIndicesEncodingData *GetAttributeEncodingData(
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int /* att_id */) const {
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return nullptr;
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}
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Mesh *mesh() const { return mesh_; }
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protected:
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bool DecodeGeometryData() override;
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virtual bool DecodeConnectivity() = 0;
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private:
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Mesh *mesh_;
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};
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} // namespace draco
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#endif // DRACO_COMPRESSION_MESH_MESH_DECODER_H_
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