Compute Library
 21.08
Tile.cpp
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24 #include "Tile.h"
25 
28 
29 namespace arm_compute
30 {
31 namespace test
32 {
33 namespace validation
34 {
35 namespace reference
36 {
37 template <typename T>
39 {
40  // Create reference
41  const auto src_shape = src.shape();
42  const auto tiled_shape = misc::shape_calculator::compute_tiled_shape(src.shape(), multiples);
43 
44  SimpleTensor<T> dst{ tiled_shape, src.data_type() };
45 
46  const uint32_t num_elements = dst.num_elements();
47  for(uint32_t idx = 0; idx < num_elements; idx++)
48  {
49  Coordinates coord = index2coord(tiled_shape, idx);
50 
51  const size_t x = coord.x();
52  const size_t y = coord.y();
53  const size_t z = coord.z();
54  const size_t w = coord[3];
55 
56  Coordinates src_coords{ x % src_shape[0], y % src_shape[1], z % src_shape[2], w % src_shape[3] };
57  int src_idx = coord2index(src_shape, src_coords);
58 
59  dst[idx] = src[src_idx];
60  }
61 
62  return dst;
63 }
64 
65 template SimpleTensor<uint8_t> tile(const SimpleTensor<uint8_t> &src, const Multiples &multiples);
66 template SimpleTensor<int8_t> tile(const SimpleTensor<int8_t> &src, const Multiples &multiples);
67 template SimpleTensor<uint16_t> tile(const SimpleTensor<uint16_t> &src, const Multiples &multiples);
68 template SimpleTensor<int16_t> tile(const SimpleTensor<int16_t> &src, const Multiples &multiples);
69 template SimpleTensor<uint32_t> tile(const SimpleTensor<uint32_t> &src, const Multiples &multiples);
70 template SimpleTensor<int32_t> tile(const SimpleTensor<int32_t> &src, const Multiples &multiples);
71 template SimpleTensor<half> tile(const SimpleTensor<half> &src, const Multiples &multiples);
72 template SimpleTensor<float> tile(const SimpleTensor<float> &src, const Multiples &multiples);
73 
74 } // namespace reference
75 } // namespace validation
76 } // namespace test
77 } // namespace arm_compute
SimpleTensor< float > w
Definition: DFT.cpp:156
DataType data_type() const override
Data type of the tensor.
Definition: SimpleTensor.h:357
TensorShape shape() const override
Shape of the tensor.
Definition: SimpleTensor.h:320
SimpleTensor< float > src
Definition: DFT.cpp:155
Copyright (c) 2017-2021 Arm Limited.
int coord2index(const TensorShape &shape, const Coordinates &coord)
Linearise the given coordinate.
Definition: Utils.h:387
T x() const
Alias to access the size of the first dimension.
Definition: Dimensions.h:87
T z() const
Alias to access the size of the third dimension.
Definition: Dimensions.h:97
TensorShape compute_tiled_shape(const TensorShape &input_shape, const Multiples &multiples)
Calculate the tiled shape of a tensor.
Coordinates of an item.
Definition: Coordinates.h:37
Coordinates index2coord(const TensorShape &shape, int index)
Convert a linear index into n-dimensional coordinates.
Definition: Utils.h:358
SimpleTensor< T > tile(const SimpleTensor< T > &src, const Multiples &multiples)
Definition: Tile.cpp:38
Simple tensor object that stores elements in a consecutive chunk of memory.
Definition: SimpleTensor.h:58
T y() const
Alias to access the size of the second dimension.
Definition: Dimensions.h:92
std::vector< uint32_t > Multiples
Information to produce a tiled version of a Tensor.
Definition: Types.h:434