ArmNN
 24.02
GatherLayer.hpp
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1 //
2 // Copyright © 2017 Arm Ltd and Contributors. All rights reserved.
3 // SPDX-License-Identifier: MIT
4 //
5 
6 #pragma once
7 
9 
10 namespace armnn
11 {
12 
13 /// This layer represents a Gather operator.
14 class GatherLayer : public LayerWithParameters<GatherDescriptor>
15 {
16 public:
17  /// Makes a workload for the Gather type.
18  /// @param [in] graph The graph where this layer can be found.
19  /// @param [in] factory The workload factory which will create the workload.
20  /// @return A pointer to the created workload, or nullptr if not created.
21  virtual std::unique_ptr<IWorkload> CreateWorkload(const IWorkloadFactory& factory) const override;
22 
23  /// Creates a dynamically-allocated copy of this layer.
24  /// @param [in] graph The graph into which this layer is being cloned.
25  GatherLayer* Clone(Graph& graph) const override;
26 
27  /// Infers the output shapes from given input shapes and layer properties.
28  /// @param [in] inputShapes The input shapes layer has.
29  /// @return A vector to the inferred output shape.
30  std::vector<TensorShape> InferOutputShapes(const std::vector<TensorShape>& inputShapes) const override;
31 
32  /// Check if the input tensor shape(s).
33  /// will lead to a valid configuration of @ref GatherLayer.
34  /// @param [in] shapeInferenceMethod Indicates if output shape shall be overwritten or just validate.
35  void ValidateTensorShapesFromInputs() override;
36 
37  void ExecuteStrategy(IStrategy& strategy) const override;
38 
39 protected:
40  /// Constructor to create a GatherLayer.
41  /// @param [in] param GatherDescriptor to configure the stack operation.
42  /// @param [in] name Optional name for the layer.
43  GatherLayer(const GatherDescriptor& param, const char* name);
44 
45  /// Default destructor
46  ~GatherLayer() = default;
47 };
48 
49 } // namespace armnn
armnn::GatherDescriptor
A GatherDescriptor for the GatherLayer.
Definition: Descriptors.hpp:965
armnn::GatherLayer::GatherLayer
GatherLayer(const GatherDescriptor &param, const char *name)
Constructor to create a GatherLayer.
Definition: GatherLayer.cpp:16
armnn::GatherLayer::~GatherLayer
~GatherLayer()=default
Default destructor.
armnn::GatherLayer
This layer represents a Gather operator.
Definition: GatherLayer.hpp:14
armnn::IStrategy
Definition: IStrategy.hpp:16
armnn::LayerWithParameters
Definition: LayerWithParameters.hpp:14
armnn::GatherLayer::ValidateTensorShapesFromInputs
void ValidateTensorShapesFromInputs() override
Check if the input tensor shape(s).
Definition: GatherLayer.cpp:74
armnn::GatherLayer::Clone
GatherLayer * Clone(Graph &graph) const override
Creates a dynamically-allocated copy of this layer.
Definition: GatherLayer.cpp:29
armnn::IWorkloadFactory
Definition: WorkloadFactory.hpp:22
armnn::GatherLayer::CreateWorkload
virtual std::unique_ptr< IWorkload > CreateWorkload(const IWorkloadFactory &factory) const override
Makes a workload for the Gather type.
Definition: GatherLayer.cpp:21
LayerWithParameters.hpp
armnn::GatherLayer::ExecuteStrategy
void ExecuteStrategy(IStrategy &strategy) const override
Apply a visitor to this layer.
Definition: GatherLayer.cpp:92
armnn
Copyright (c) 2021 ARM Limited and Contributors.
Definition: 01_00_quick_start.dox:6
armnn::GatherLayer::InferOutputShapes
std::vector< TensorShape > InferOutputShapes(const std::vector< TensorShape > &inputShapes) const override
Infers the output shapes from given input shapes and layer properties.
Definition: GatherLayer.cpp:34
armnn::Graph
Definition: Graph.hpp:30