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Diffstat (limited to 'extern/draco/dracoenc/src/draco/compression/attributes/sequential_attribute_decoders_controller.h')
-rw-r--r-- | extern/draco/dracoenc/src/draco/compression/attributes/sequential_attribute_decoders_controller.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/extern/draco/dracoenc/src/draco/compression/attributes/sequential_attribute_decoders_controller.h b/extern/draco/dracoenc/src/draco/compression/attributes/sequential_attribute_decoders_controller.h new file mode 100644 index 00000000000..9fd5e490741 --- /dev/null +++ b/extern/draco/dracoenc/src/draco/compression/attributes/sequential_attribute_decoders_controller.h @@ -0,0 +1,60 @@ +// 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_SEQUENTIAL_ATTRIBUTE_DECODERS_CONTROLLER_H_ +#define DRACO_COMPRESSION_ATTRIBUTES_SEQUENTIAL_ATTRIBUTE_DECODERS_CONTROLLER_H_ + +#include "draco/compression/attributes/attributes_decoder.h" +#include "draco/compression/attributes/points_sequencer.h" +#include "draco/compression/attributes/sequential_attribute_decoder.h" + +namespace draco { + +// A basic implementation of an attribute decoder that decodes data encoded by +// the SequentialAttributeEncodersController class. The +// SequentialAttributeDecodersController creates a single +// AttributeIndexedValuesDecoder for each of the decoded attribute, where the +// type of the values decoder is determined by the unique identifier that was +// encoded by the encoder. +class SequentialAttributeDecodersController : public AttributesDecoder { + public: + explicit SequentialAttributeDecodersController( + std::unique_ptr<PointsSequencer> sequencer); + + bool DecodeAttributesDecoderData(DecoderBuffer *buffer) override; + bool DecodeAttributes(DecoderBuffer *buffer) override; + const PointAttribute *GetPortableAttribute( + int32_t point_attribute_id) override { + const int32_t loc_id = GetLocalIdForPointAttribute(point_attribute_id); + if (loc_id < 0) + return nullptr; + return sequential_decoders_[loc_id]->GetPortableAttribute(); + } + + protected: + bool DecodePortableAttributes(DecoderBuffer *in_buffer) override; + bool DecodeDataNeededByPortableTransforms(DecoderBuffer *in_buffer) override; + bool TransformAttributesToOriginalFormat() override; + virtual std::unique_ptr<SequentialAttributeDecoder> CreateSequentialDecoder( + uint8_t decoder_type); + + private: + std::vector<std::unique_ptr<SequentialAttributeDecoder>> sequential_decoders_; + std::vector<PointIndex> point_ids_; + std::unique_ptr<PointsSequencer> sequencer_; +}; + +} // namespace draco + +#endif // DRACO_COMPRESSION_ATTRIBUTES_SEQUENTIAL_ATTRIBUTE_DECODERS_CONTROLLER_H_ |