A high-performance general-purpose compute library

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Namespaces | Functions
data.h File Reference
`#include <af/defines.h>`
`#include <af/dim4.hpp>`
`#include <af/traits.hpp>`

Go to the source code of this file.

## Namespaces
namespace | af

## Functions
template<typename T >
array | constant (T val, const dim4 &dims, const dtype ty=(af_dtype) dtype_traits< T >::ctype)
| C++ Interface to generate an array with elements set to a specified value.
template<typename T >
array | constant (T val, const dim_t d0, const af_dtype ty=(af_dtype) dtype_traits< T >::ctype)
| C++ Interface to generate a 1-D array with elements set to a specified value.
template<typename T >
array | constant (T val, const dim_t d0, const dim_t d1, const af_dtype ty=(af_dtype) dtype_traits< T >::ctype)
| C++ Interface to generate a 2-D array with elements set to a specified value.
template<typename T >
array | constant (T val, const dim_t d0, const dim_t d1, const dim_t d2, const af_dtype ty=(af_dtype) dtype_traits< T >::ctype)
| C++ Interface to generate a 3-D array with elements set to a specified value.
template<typename T >
array | constant (T val, const dim_t d0, const dim_t d1, const dim_t d2, const dim_t d3, const af_dtype ty=(af_dtype) dtype_traits< T >::ctype)
| C++ Interface to generate a 4-D array with elements set to a specified value.
AFAPI array | identity (const dim4 &dims, const dtype ty=f32)
| C++ Interface to generate an identity array.
AFAPI array | identity (const dim_t d0, const dtype ty=f32)
| C++ Interface to generate a 1-D identity array.
AFAPI array | identity (const dim_t d0, const dim_t d1, const dtype ty=f32)
| C++ Interface to generate a 2-D identity array.
AFAPI array | identity (const dim_t d0, const dim_t d1, const dim_t d2, const dtype ty=f32)
| C++ Interface to generate a 3-D identity array.
AFAPI array | identity (const dim_t d0, const dim_t d1, const dim_t d2, const dim_t d3, const dtype ty=f32)
| C++ Interface to generate a 4-D identity array.
AFAPI array | range (const dim4 &dims, const int seq_dim=-1, const dtype ty=f32)
| C++ Interface to generate an array with `[0, n-1]` values along the `seq_dim` dimension and tiled across other dimensions of shape `dim4`.
AFAPI array | range (const dim_t d0, const dim_t d1=1, const dim_t d2=1, const dim_t d3=1, const int seq_dim=-1, const dtype ty=f32)
| C++ Interface to generate an array with `[0, n-1]` values along the `seq_dim` dimension and tiled across other dimensions described by dimension parameters.
AFAPI array | iota (const dim4 &dims, const dim4 &tile_dims=dim4(1), const dtype ty=f32)
| C++ Interface to generate an array with `[0, n-1]` values modified to specified dimensions and tiling.
AFAPI array | diag (const array &in, const int num=0, const bool extract=true)
| C++ Interface to extract the diagonal from an array.
AFAPI array | join (const int dim, const array &first, const array &second)
| C++ Interface to join 2 arrays along a dimension.
AFAPI array | join (const int dim, const array &first, const array &second, const array &third)
| C++ Interface to join 3 arrays along a dimension.
AFAPI array | join (const int dim, const array &first, const array &second, const array &third, const array &fourth)
| C++ Interface to join 4 arrays along a dimension.
AFAPI array | tile (const array &in, const unsigned x, const unsigned y=1, const unsigned z=1, const unsigned w=1)
| C++ Interface to generate a tiled array.
AFAPI array | tile (const array &in, const dim4 &dims)
| C++ Interface to generate a tiled array.
AFAPI array | reorder (const array &in, const unsigned x, const unsigned y=1, const unsigned z=2, const unsigned w=3)
| C++ Interface to reorder an array.
AFAPI array | shift (const array &in, const int x, const int y=0, const int z=0, const int w=0)
| C++ Interface to shift an array.
AFAPI array | moddims (const array &in, const dim4 &dims)
| C++ Interface to modify the dimensions of an input array to a specified shape.
AFAPI array | moddims (const array &in, const dim_t d0, const dim_t d1=1, const dim_t d2=1, const dim_t d3=1)
| C++ Interface to modify the dimensions of an input array to a specified shape.
AFAPI array | moddims (const array &in, const unsigned ndims, const dim_t *const dims)
| C++ Interface to modify the dimensions of an input array to a specified shape.
AFAPI array | flat (const array &in)
| C++ Interface to flatten an array.
AFAPI array | flip (const array &in, const unsigned dim)
| C++ Interface to flip an array.
AFAPI array | lower (const array &in, bool is_unit_diag=false)
| C++ Interface to return the lower triangle array.
AFAPI array | upper (const array &in, bool is_unit_diag=false)
| C++ Interface to return the upper triangle array.
AFAPI array | select (const array &cond, const array &a, const array &b)
| C++ Interface to select elements based on a conditional array.
AFAPI array | select (const array &cond, const array &a, const double &b)
| C++ Interface to select elements based on a conditional array.
AFAPI array | select (const array &cond, const double &a, const array &b)
| C++ Interface to select elements based on a conditional array.
AFAPI void | replace (array &a, const array &cond, const array &b)
| C++ Interface to replace elements of an array with elements of another array.
AFAPI void | replace (array &a, const array &cond, const double &b)
| C++ Interface to replace elements of an array with a scalar value.
AFAPI array | pad (const array &in, const dim4 &beginPadding, const dim4 &endPadding, const borderType padFillType)
| C++ Interface to pad an array.
AFAPI void | replace (array &a, const array &cond, const long long b)
| C++ Interface to replace elements of an array with a scalar value.
AFAPI void | replace (array &a, const array &cond, const unsigned long long b)
| C++ Interface to replace elements of an array with a scalar value.
AFAPI array | select (const array &cond, const array &a, const long long b)
| C++ Interface to select elements based on a conditional array.
AFAPI array | select (const array &cond, const array &a, const unsigned long long b)
| C++ Interface to select elements based on a conditional array.
AFAPI array | select (const array &cond, const long long a, const array &b)
| C++ Interface to select elements based on a conditional array.
AFAPI array | select (const array &cond, const unsigned long long a, const array &b)
| C++ Interface to select elements based on a conditional array.
AFAPI af_err | af_constant (af_array *arr, const double val, const unsigned ndims, const dim_t *const dims, const af_dtype type)
| C Interface to generate an array with elements set to a specified value.
AFAPI af_err | af_constant_complex (af_array *arr, const double real, const double imag, const unsigned ndims, const dim_t *const dims, const af_dtype type)
| C Interface to generate a complex array with elements set to a specified value.
AFAPI af_err | af_constant_long (af_array *arr, const long long val, const unsigned ndims, const dim_t *const dims)
| C Interface to generate an array with elements set to a specified value.
AFAPI af_err | af_constant_ulong (af_array *arr, const unsigned long long val, const unsigned ndims, const dim_t *const dims)
| C Interface to generate an array with elements set to a specified value.
AFAPI af_err | af_identity (af_array *out, const unsigned ndims, const dim_t *const dims, const af_dtype type)
| C Interface to generate an identity array.
AFAPI af_err | af_range (af_array *out, const unsigned ndims, const dim_t *const dims, const int seq_dim, const af_dtype type)
| C Interface to generate an array with `[0, n-1]` values along the `seq_dim` dimension and tiled across other dimensions of shape `dim4`.
AFAPI af_err | af_iota (af_array *out, const unsigned ndims, const dim_t *const dims, const unsigned t_ndims, const dim_t *const tdims, const af_dtype type)
| C Interface to generate an array with `[0, n-1]` values modified to specified dimensions and tiling.
AFAPI af_err | af_diag_create (af_array *out, const af_array in, const int num)
| C Interface to create a diagonal matrix from an extracted diagonal array.
AFAPI af_err | af_diag_extract (af_array *out, const af_array in, const int num)
| C Interface to extract the diagonal from an array.
AFAPI af_err | af_join (af_array *out, const int dim, const af_array first, const af_array second)
| C Interface to join 2 arrays along a dimension.
AFAPI af_err | af_join_many (af_array *out, const int dim, const unsigned n_arrays, const af_array *inputs)
| C Interface to join many arrays along a dimension.
AFAPI af_err | af_tile (af_array *out, const af_array in, const unsigned x, const unsigned y, const unsigned z, const unsigned w)
| C Interface to generate a tiled array.
AFAPI af_err | af_reorder (af_array *out, const af_array in, const unsigned x, const unsigned y, const unsigned z, const unsigned w)
| C Interface to reorder an array.
AFAPI af_err | af_shift (af_array *out, const af_array in, const int x, const int y, const int z, const int w)
| C Interface to shift an array.
AFAPI af_err | af_moddims (af_array *out, const af_array in, const unsigned ndims, const dim_t *const dims)
| C Interface to modify the dimensions of an input array to a specified shape.
AFAPI af_err | af_flat (af_array *out, const af_array in)
| C Interface to flatten an array.
AFAPI af_err | af_flip (af_array *out, const af_array in, const unsigned dim)
| C Interface to flip an array.
AFAPI af_err | af_lower (af_array *out, const af_array in, bool is_unit_diag)
| C Interface to return the lower triangle array.
AFAPI af_err | af_upper (af_array *out, const af_array in, bool is_unit_diag)
| C Interface to return the upper triangle array.
AFAPI af_err | af_select (af_array *out, const af_array cond, const af_array a, const af_array b)
| C Interface to select elements based on a conditional array.
AFAPI af_err | af_select_scalar_r (af_array *out, const af_array cond, const af_array a, const double b)
| C Interface to select elements based on a conditional array.
AFAPI af_err | af_select_scalar_l (af_array *out, const af_array cond, const double a, const af_array b)
| C Interface to select elements based on a conditional array.
AFAPI af_err | af_replace (af_array a, const af_array cond, const af_array b)
| C Interface to replace elements of an array with elements of another array.
AFAPI af_err | af_replace_scalar (af_array a, const af_array cond, const double b)
| C Interface to replace elements of an array with a scalar value.
AFAPI af_err | af_pad (af_array *out, const af_array in, const unsigned begin_ndims, const dim_t *const begin_dims, const unsigned end_ndims, const dim_t *const end_dims, const af_border_type pad_fill_type)
| C Interface to pad an array.
AFAPI af_err | af_replace_scalar_long (af_array a, const af_array cond, const long long b)
| C Interface to replace elements of an array with a scalar value.
AFAPI af_err | af_replace_scalar_ulong (af_array a, const af_array cond, const unsigned long long b)
| C Interface to replace elements of an array with a scalar value.
AFAPI af_err | af_select_scalar_r_long (af_array *out, const af_array cond, const af_array a, const long long b)
| C Interface to select elements based on a conditional array.
AFAPI af_err | af_select_scalar_r_ulong (af_array *out, const af_array cond, const af_array a, const unsigned long long b)
| C Interface to select elements based on a conditional array.
AFAPI af_err | af_select_scalar_l_long (af_array *out, const af_array cond, const long long a, const af_array b)
| C Interface to select elements based on a conditional array.
AFAPI af_err | af_select_scalar_l_ulong (af_array *out, const af_array cond, const unsigned long long a, const af_array b)
| C Interface to select elements based on a conditional array.