Compute Library
 21.02
PermuteLayerNode.cpp
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25 
28 
30 
31 namespace arm_compute
32 {
33 namespace graph
34 {
36  : _perm(perm), _layout(layout)
37 {
38  _input_edges.resize(1, EmptyEdgeID);
39  _outputs.resize(1, NullTensorID);
40 }
41 
43 {
44  return _perm;
45 }
46 
48 {
49  if((input_id(0) != NullTensorID) && (output_id(0) != NullTensorID))
50  {
51  Tensor *dst = output(0);
52  ARM_COMPUTE_ERROR_ON(dst == nullptr);
53  dst->desc() = configure_output(0);
54  return true;
55  }
56  return false;
57 }
58 
60 {
61  ARM_COMPUTE_UNUSED(idx);
62  ARM_COMPUTE_ERROR_ON(idx >= _outputs.size());
63 
64  const Tensor *src = input(0);
65  ARM_COMPUTE_ERROR_ON(src == nullptr);
66 
67  TensorDescriptor output_desc = src->desc();
68  permute(output_desc.shape, _perm);
69  if(_layout != DataLayout::UNKNOWN)
70  {
71  output_desc.layout = _layout;
72  }
73 
74  return output_desc;
75 }
76 
78 {
80 }
81 
83 {
84  v.visit(*this);
85 }
86 } // namespace graph
87 } // namespace arm_compute
bool forward_descriptors() override
Forwards descriptor information to outputs if possible.
#define ARM_COMPUTE_ERROR_ON(cond)
If the condition is true then an error message is printed and an exception thrown.
Definition: Error.h:466
const PermutationVector & permutation_vector() const
Permutation vector accessor.
NodeType type() const override
Returns node's type.
SimpleTensor< float > src
Definition: DFT.cpp:155
Copyright (c) 2017-2021 Arm Limited.
void permute(Dimensions< T > &dimensions, const PermutationVector &perm)
Permutes given Dimensions according to a permutation vector.
Definition: Helpers.h:125
TensorDescriptor & desc()
TensorInfo metadata accessor.
Definition: Tensor.cpp:40
#define ARM_COMPUTE_UNUSED(...)
To avoid unused variables warnings.
Definition: Error.h:152
virtual void visit(INode &n)=0
Visit INode.
Tensor * output(size_t idx) const
Returns the tensor of a given output of the node.
Definition: INode.cpp:158
TensorID input_id(size_t idx) const
Returns the tensor ID of a given input of the node.
Definition: INode.cpp:137
void accept(INodeVisitor &v) override
Accepts a node visitor.
NodeType
Supported nodes.
Definition: Types.h:142
PermuteLayerNode(PermutationVector perm, DataLayout layout=DataLayout::UNKNOWN)
Constructor.
constexpr EdgeID EmptyEdgeID
Definition: Types.h:75
TensorDescriptor configure_output(size_t idx) const override
Calculates output configuration.
Strides of an item in bytes.
Definition: Strides.h:37
TensorID output_id(size_t idx) const
Returns the tensor ID of a given output of the node.
Definition: INode.cpp:144
constexpr TensorID NullTensorID
Constant NodeID specifying an equivalent of null node.
Definition: Types.h:71
Node visitor interface.
Definition: INodeVisitor.h:34
Tensor * input(size_t idx) const
Returns the tensor of a given input of the node.
Definition: INode.cpp:150
DataLayout
[DataLayout enum definition]
Definition: Types.h:120
Tensor object.
Definition: Tensor.h:41