Compute Library
 21.05
StackLayerNode.h
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1 /*
2  * Copyright (c) 2019 Arm Limited.
3  *
4  * SPDX-License-Identifier: MIT
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24 #ifndef ARM_COMPUTE_GRAPH_STACK_LAYER_NODE_H
25 #define ARM_COMPUTE_GRAPH_STACK_LAYER_NODE_H
26 
28 
29 namespace arm_compute
30 {
31 namespace graph
32 {
33 /** Stack Layer node */
34 class StackLayerNode final : public INode
35 {
36 public:
37  /** Constructor
38  *
39  * @param[in] total_nodes Number of nodes that will get stacked
40  * @param[in] axis Axis alogn which to stack the input tensors
41  */
42  StackLayerNode(unsigned int total_nodes, int axis);
43  /** Computes stack output descriptor
44  *
45  * @param[in] input_descriptors Input descriptors
46  * @param[in] axis Axis along which to stack the input tensors
47  *
48  * @return Expected output descriptor
49  */
50  static TensorDescriptor compute_output_descriptor(const std::vector<TensorDescriptor> &input_descriptors, int axis);
51  /** Stack axis parameter accessor
52  *
53  * @return Stack axis
54  */
55  int axis() const;
56 
57  // Inherited overridden methods:
58  NodeType type() const override;
59  bool forward_descriptors() override;
60  TensorDescriptor configure_output(size_t idx) const override;
61  void accept(INodeVisitor &v) override;
62 
63 private:
64  unsigned int _total_nodes;
65  int _axis;
66 };
67 } // namespace graph
68 } // namespace arm_compute
69 #endif /* ARM_COMPUTE_GRAPH_STACK_LAYER_NODE_H */
static TensorDescriptor compute_output_descriptor(const std::vector< TensorDescriptor > &input_descriptors, int axis)
Computes stack output descriptor.
NodeType type() const override
Returns node's type.
bool forward_descriptors() override
Forwards descriptor information to outputs if possible.
StackLayerNode(unsigned int total_nodes, int axis)
Constructor.
Copyright (c) 2017-2021 Arm Limited.
Node interface.
Definition: INode.h:45
NodeType
Supported nodes.
Definition: Types.h:148
int axis() const
Stack axis parameter accessor.
TensorDescriptor configure_output(size_t idx) const override
Calculates output configuration.
Node visitor interface.
Definition: INodeVisitor.h:34
void accept(INodeVisitor &v) override
Accepts a node visitor.