wehub-resource-sync
117 lines
3.9 KiB
C++
117 lines
3.9 KiB
C++
/*
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* SPDX-FileCopyrightText: Copyright (c) 1993-2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
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* SPDX-License-Identifier: Apache-2.0
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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 TRT_SCATTER_PLUGIN_H
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#define TRT_SCATTER_PLUGIN_H
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#include "common/kernels/kernel.h"
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#include "common/plugin.h"
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#include <string>
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#include <vector>
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namespace nvinfer1
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{
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namespace plugin
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{
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class ScatterND : public IPluginV2DynamicExt
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{
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public:
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ScatterND();
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~ScatterND() override = default;
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int32_t getNbOutputs() const noexcept override;
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DimsExprs getOutputDimensions(
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int32_t outputIndex, DimsExprs const* inputs, int32_t nbInputs, IExprBuilder& exprBuilder) noexcept override;
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bool supportsFormatCombination(
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int32_t pos, PluginTensorDesc const* inOut, int32_t nbInputs, int32_t nbOutputs) noexcept override;
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void configurePlugin(DynamicPluginTensorDesc const* in, int32_t nbInputs, DynamicPluginTensorDesc const* out,
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int32_t nbOutputs) noexcept override;
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size_t getWorkspaceSize(PluginTensorDesc const* inputs, int32_t nbInputs, PluginTensorDesc const* outputs,
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int32_t nbOutputs) const noexcept override;
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int32_t initialize() noexcept override;
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void terminate() noexcept override;
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int32_t enqueue(PluginTensorDesc const* inputDesc, PluginTensorDesc const* outputDesc, void const* const* inputs,
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void* const* outputs, void* workspace, cudaStream_t stream) noexcept override;
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size_t getSerializationSize() const noexcept override;
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void serialize(void* buffer) const noexcept override;
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char const* getPluginType() const noexcept override;
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char const* getPluginVersion() const noexcept override;
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void destroy() noexcept override;
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IPluginV2DynamicExt* clone() const noexcept override;
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void setPluginNamespace(char const* pluginNamespace) noexcept override;
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char const* getPluginNamespace() const noexcept override;
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DataType getOutputDataType(
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int32_t index, nvinfer1::DataType const* inputTypes, int32_t nbInputs) const noexcept override;
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void attachToContext(
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cudnnContext* cudnnContext, cublasContext* cublasContext, IGpuAllocator* gpuAllocator) noexcept override;
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void detachFromContext() noexcept override;
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private:
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// calculate how many slices we need to scatter = reduce_mul(indexTensor.shape[:-1])
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int32_t calculateNumSlices(Dims indexTensorDims) const noexcept;
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int32_t calculateCopySize(Dims const& dataDims) const noexcept;
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void calculateTransformCoeff(Dims const& dataTensorDims, int32_t indexRank, int32_t* transformCoeff) const noexcept;
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std::string mPluginNamespace;
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static constexpr int32_t indexTensorIdx = 1;
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static constexpr int32_t updateTensorIdx = 2;
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static constexpr int32_t dataTensorIdx = 0;
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};
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class ScatterNDPluginCreator : public nvinfer1::pluginInternal::BaseCreator
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{
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public:
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ScatterNDPluginCreator();
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~ScatterNDPluginCreator() override = default;
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char const* getPluginName() const noexcept override;
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char const* getPluginVersion() const noexcept override;
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PluginFieldCollection const* getFieldNames() noexcept override;
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IPluginV2Ext* createPlugin(char const* name, PluginFieldCollection const* fc) noexcept override;
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IPluginV2Ext* deserializePlugin(char const* name, void const* serialData, size_t serialLength) noexcept override;
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private:
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PluginFieldCollection mFC;
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};
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} // namespace plugin
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} // namespace nvinfer1
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#endif // TRT_SCATTER_PLUGIN_H
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