47 lines
1.7 KiB
C++
47 lines
1.7 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_ATTRIBUTES_KD_TREE_ATTRIBUTES_DECODER_H_
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#define DRACO_COMPRESSION_ATTRIBUTES_KD_TREE_ATTRIBUTES_DECODER_H_
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#include "draco/attributes/attribute_quantization_transform.h"
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#include "draco/compression/attributes/attributes_decoder.h"
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namespace draco {
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// Decodes attributes encoded with the KdTreeAttributesEncoder.
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class KdTreeAttributesDecoder : public AttributesDecoder {
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public:
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KdTreeAttributesDecoder();
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protected:
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bool DecodePortableAttributes(DecoderBuffer *in_buffer) override;
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bool DecodeDataNeededByPortableTransforms(DecoderBuffer *in_buffer) override;
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bool TransformAttributesToOriginalFormat() override;
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private:
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template <typename SignedDataTypeT>
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bool TransformAttributeBackToSignedType(PointAttribute *att,
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int num_processed_signed_components);
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std::vector<AttributeQuantizationTransform>
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attribute_quantization_transforms_;
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std::vector<int32_t> min_signed_values_;
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std::vector<std::unique_ptr<PointAttribute>> quantized_portable_attributes_;
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};
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} // namespace draco
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#endif // DRACO_COMPRESSION_ATTRIBUTES_KD_TREE_ATTRIBUTES_DECODER_H_
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