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/*******************************************************
* Copyright (c) 2014, ArrayFire
* All rights reserved.
*
* This file is distributed under 3-clause BSD license.
* The complete license agreement can be obtained at:
* http://arrayfire.com/licenses/BSD-3-Clause
********************************************************/
#include <backend.hpp>
#include <common/err_common.hpp>
#include <common/half.hpp>
#include <copy.hpp>
#include <diagonal.hpp>
#include <handle.hpp>
#include <identity.hpp>
#include <iota.hpp>
#include <math.hpp>
#include <platform.hpp>
#include <range.hpp>
#include <triangle.hpp>
#include <af/array.h>
#include <af/data.h>
#include <af/device.h>
#include <af/dim4.hpp>
#include <af/util.h>
using af::dim4;
using arrayfire::common::half;
using detail::cdouble;
using detail::cfloat;
using detail::createValueArray;
using detail::intl;
using detail::iota;
using detail::padArrayBorders;
using detail::range;
using detail::scalar;
using detail::schar;
using detail::uchar;
using detail::uint;
using detail::uintl;
using detail::ushort;
// Strong Exception Guarantee
af_err af_constant(af_array *result, const double value, const unsigned ndims,
const dim_t *const dims, const af_dtype type) {
try {
af_array out;
AF_CHECK(af_init());
if (ndims <= 0) { return af_create_handle(result, 0, nullptr, type); }
dim4 d = verifyDims(ndims, dims);
switch (type) {
case f32: out = createHandleFromValue<float>(d, value); break;
case c32: out = createHandleFromValue<cfloat>(d, value); break;
case f64: out = createHandleFromValue<double>(d, value); break;
case c64: out = createHandleFromValue<cdouble>(d, value); break;
case b8: out = createHandleFromValue<char>(d, value); break;
case s32: out = createHandleFromValue<int>(d, value); break;
case u32: out = createHandleFromValue<uint>(d, value); break;
case s8: out = createHandleFromValue<schar>(d, value); break;
case u8: out = createHandleFromValue<uchar>(d, value); break;
case s64: out = createHandleFromValue<intl>(d, value); break;
case u64: out = createHandleFromValue<uintl>(d, value); break;
case s16: out = createHandleFromValue<short>(d, value); break;
case u16: out = createHandleFromValue<ushort>(d, value); break;
case f16: out = createHandleFromValue<half>(d, value); break;
default: TYPE_ERROR(4, type);
}
std::swap(*result, out);
}
CATCHALL
return AF_SUCCESS;
}
template<typename To, typename Ti>
static inline af_array createCplx(dim4 dims, const Ti real, const Ti imag) {
To cval = scalar<To, Ti>(real, imag);
af_array out = getHandle(createValueArray<To>(dims, cval));
return out;
}
af_err af_constant_complex(af_array *result, const double real,
const double imag, const unsigned ndims,
const dim_t *const dims, af_dtype type) {
try {
af_array out;
AF_CHECK(af_init());
if (ndims <= 0) { return af_create_handle(result, 0, nullptr, type); }
dim4 d = verifyDims(ndims, dims);
switch (type) {
case c32: out = createCplx<cfloat, float>(d, real, imag); break;
case c64: out = createCplx<cdouble, double>(d, real, imag); break;
default: TYPE_ERROR(5, type);
}
std::swap(*result, out);
}
CATCHALL
return AF_SUCCESS;
}
af_err af_constant_long(af_array *result, const intl val, const unsigned ndims,
const dim_t *const dims) {
try {
af_array out;
AF_CHECK(af_init());
if (ndims <= 0) { return af_create_handle(result, 0, nullptr, s64); }
dim4 d = verifyDims(ndims, dims);
out = getHandle(createValueArray<intl>(d, val));
std::swap(*result, out);
}
CATCHALL;
return AF_SUCCESS;
}
af_err af_constant_ulong(af_array *result, const uintl val,
const unsigned ndims, const dim_t *const dims) {
try {
af_array out;
AF_CHECK(af_init());
if (ndims <= 0) { return af_create_handle(result, 0, nullptr, u64); }
dim4 d = verifyDims(ndims, dims);
out = getHandle(createValueArray<uintl>(d, val));
std::swap(*result, out);
}
CATCHALL;
return AF_SUCCESS;
}
template<typename T>
static inline af_array identity_(const af::dim4 &dims) {
return getHandle(detail::identity<T>(dims));
}
af_err af_identity(af_array *out, const unsigned ndims, const dim_t *const dims,
const af_dtype type) {
try {
af_array result;
AF_CHECK(af_init());
if (ndims == 0) { return af_create_handle(out, 0, nullptr, type); }
dim4 d = verifyDims(ndims, dims);
switch (type) {
case f32: result = identity_<float>(d); break;
case c32: result = identity_<cfloat>(d); break;
case f64: result = identity_<double>(d); break;
case c64: result = identity_<cdouble>(d); break;
case s32: result = identity_<int>(d); break;
case u32: result = identity_<uint>(d); break;
case s8: result = identity_<schar>(d); break;
case u8: result = identity_<uchar>(d); break;
case u64: result = identity_<uintl>(d); break;
case s64: result = identity_<intl>(d); break;
case u16: result = identity_<ushort>(d); break;
case s16:
result = identity_<short>(d);
break;
// Removed because of bool type. Functions implementations
// exist.
case b8: result = identity_<char>(d); break;
case f16: result = identity_<half>(d); break;
default: TYPE_ERROR(3, type);
}
std::swap(*out, result);
}
CATCHALL
return AF_SUCCESS;
}
template<typename T>
static inline af_array range_(const dim4 &d, const int seq_dim) {
return getHandle(range<T>(d, seq_dim));
}
// Strong Exception Guarantee
af_err af_range(af_array *result, const unsigned ndims, const dim_t *const dims,
const int seq_dim, const af_dtype type) {
try {
af_array out;
AF_CHECK(af_init());
if (ndims <= 0) { return af_create_handle(result, 0, nullptr, type); }
dim4 d = verifyDims(ndims, dims);
switch (type) {
case f32: out = range_<float>(d, seq_dim); break;
case f64: out = range_<double>(d, seq_dim); break;
case s32: out = range_<int>(d, seq_dim); break;
case u32: out = range_<uint>(d, seq_dim); break;
case s64: out = range_<intl>(d, seq_dim); break;
case u64: out = range_<uintl>(d, seq_dim); break;
case s16: out = range_<short>(d, seq_dim); break;
case u16: out = range_<ushort>(d, seq_dim); break;
case s8: out = range_<schar>(d, seq_dim); break;
case u8: out = range_<uchar>(d, seq_dim); break;
case f16: out = range_<half>(d, seq_dim); break;
default: TYPE_ERROR(4, type);
}
std::swap(*result, out);
}
CATCHALL
return AF_SUCCESS;
}
template<typename T>
static inline af_array iota_(const dim4 &dims, const dim4 &tile_dims) {
return getHandle(iota<T>(dims, tile_dims));
}
// Strong Exception Guarantee
af_err af_iota(af_array *result, const unsigned ndims, const dim_t *const dims,
const unsigned t_ndims, const dim_t *const tdims,
const af_dtype type) {
try {
af_array out;
AF_CHECK(af_init());
if (ndims == 0) { return af_create_handle(result, 0, nullptr, type); }
DIM_ASSERT(1, ndims > 0 && ndims <= 4);
DIM_ASSERT(3, t_ndims > 0 && t_ndims <= 4);
dim4 d = verifyDims(ndims, dims);
dim4 t = verifyDims(t_ndims, tdims);
switch (type) {
case f32: out = iota_<float>(d, t); break;
case f64: out = iota_<double>(d, t); break;
case s32: out = iota_<int>(d, t); break;
case u32: out = iota_<uint>(d, t); break;
case s64: out = iota_<intl>(d, t); break;
case u64: out = iota_<uintl>(d, t); break;
case s16: out = iota_<short>(d, t); break;
case u16: out = iota_<ushort>(d, t); break;
case s8: out = iota_<schar>(d, t); break;
case u8: out = iota_<uchar>(d, t); break;
case f16: out = iota_<half>(d, t); break;
default: TYPE_ERROR(4, type);
}
std::swap(*result, out);
}
CATCHALL
return AF_SUCCESS;
}
template<typename T>
static inline af_array diagCreate(const af_array in, const int num) {
return getHandle(diagCreate<T>(getArray<T>(in), num));
}
template<typename T>
static inline af_array diagExtract(const af_array in, const int num) {
return getHandle(diagExtract<T>(getArray<T>(in), num));
}
af_err af_diag_create(af_array *out, const af_array in, const int num) {
try {
const ArrayInfo &in_info = getInfo(in);
DIM_ASSERT(1, in_info.ndims() <= 2);
af_dtype type = in_info.getType();
af_array result;
if (in_info.dims()[0] == 0) {
return af_create_handle(out, 0, nullptr, type);
}
switch (type) {
case f32: result = diagCreate<float>(in, num); break;
case c32: result = diagCreate<cfloat>(in, num); break;
case f64: result = diagCreate<double>(in, num); break;
case c64: result = diagCreate<cdouble>(in, num); break;
case s32: result = diagCreate<int>(in, num); break;
case u32: result = diagCreate<uint>(in, num); break;
case s64: result = diagCreate<intl>(in, num); break;
case u64: result = diagCreate<uintl>(in, num); break;
case s16: result = diagCreate<short>(in, num); break;
case u16: result = diagCreate<ushort>(in, num); break;
case s8: result = diagCreate<schar>(in, num); break;
case u8:
result = diagCreate<uchar>(in, num);
break;
// Removed because of bool type. Functions implementations
// exist.
case b8: result = diagCreate<char>(in, num); break;
case f16: result = diagCreate<half>(in, num); break;
default: TYPE_ERROR(1, type);
}
std::swap(*out, result);
}
CATCHALL;
return AF_SUCCESS;
}
af_err af_diag_extract(af_array *out, const af_array in, const int num) {
try {
const ArrayInfo &in_info = getInfo(in);
af_dtype type = in_info.getType();
if (in_info.ndims() == 0) {
return af_create_handle(out, 0, nullptr, type);
}
DIM_ASSERT(1, in_info.ndims() >= 2);
af_array result = nullptr;
switch (type) {
case f32: result = diagExtract<float>(in, num); break;
case c32: result = diagExtract<cfloat>(in, num); break;
case f64: result = diagExtract<double>(in, num); break;
case c64: result = diagExtract<cdouble>(in, num); break;
case s32: result = diagExtract<int>(in, num); break;
case u32: result = diagExtract<uint>(in, num); break;
case s64: result = diagExtract<intl>(in, num); break;
case u64: result = diagExtract<uintl>(in, num); break;
case s16: result = diagExtract<short>(in, num); break;
case u16: result = diagExtract<ushort>(in, num); break;
case s8: result = diagExtract<schar>(in, num); break;
case u8:
result = diagExtract<uchar>(in, num);
break;
// Removed because of bool type. Functions implementations
// exist.
case b8: result = diagExtract<char>(in, num); break;
case f16: result = diagExtract<half>(in, num); break;
default: TYPE_ERROR(1, type);
}
std::swap(*out, result);
}
CATCHALL;
return AF_SUCCESS;
}
template<typename T>
inline af_array triangle(const af_array in, const bool is_upper,
const bool is_unit_diag) {
return getHandle(triangle<T>(getArray<T>(in), is_upper, is_unit_diag));
}
af_err af_lower(af_array *out, const af_array in, bool is_unit_diag) {
try {
const ArrayInfo &info = getInfo(in);
af_dtype type = info.getType();
if (info.ndims() == 0) { return af_retain_array(out, in); }
af_array res = nullptr;
switch (type) {
case f32: res = triangle<float>(in, false, is_unit_diag); break;
case f64: res = triangle<double>(in, false, is_unit_diag); break;
case c32: res = triangle<cfloat>(in, false, is_unit_diag); break;
case c64: res = triangle<cdouble>(in, false, is_unit_diag); break;
case s32: res = triangle<int>(in, false, is_unit_diag); break;
case u32: res = triangle<uint>(in, false, is_unit_diag); break;
case s64: res = triangle<intl>(in, false, is_unit_diag); break;
case u64: res = triangle<uintl>(in, false, is_unit_diag); break;
case s16: res = triangle<short>(in, false, is_unit_diag); break;
case u16: res = triangle<ushort>(in, false, is_unit_diag); break;
case s8: res = triangle<schar>(in, false, is_unit_diag); break;
case u8: res = triangle<uchar>(in, false, is_unit_diag); break;
case b8: res = triangle<char>(in, false, is_unit_diag); break;
case f16: res = triangle<half>(in, false, is_unit_diag); break;
}
std::swap(*out, res);
}
CATCHALL
return AF_SUCCESS;
}
af_err af_upper(af_array *out, const af_array in, bool is_unit_diag) {
try {
const ArrayInfo &info = getInfo(in);
af_dtype type = info.getType();
if (info.ndims() == 0) { return af_retain_array(out, in); }
af_array res = nullptr;
switch (type) {
case f32: res = triangle<float>(in, true, is_unit_diag); break;
case f64: res = triangle<double>(in, true, is_unit_diag); break;
case c32: res = triangle<cfloat>(in, true, is_unit_diag); break;
case c64: res = triangle<cdouble>(in, true, is_unit_diag); break;
case s32: res = triangle<int>(in, true, is_unit_diag); break;
case u32: res = triangle<uint>(in, true, is_unit_diag); break;
case s64: res = triangle<intl>(in, true, is_unit_diag); break;
case u64: res = triangle<uintl>(in, true, is_unit_diag); break;
case s16: res = triangle<short>(in, true, is_unit_diag); break;
case u16: res = triangle<ushort>(in, true, is_unit_diag); break;
case s8: res = triangle<schar>(in, true, is_unit_diag); break;
case u8: res = triangle<uchar>(in, true, is_unit_diag); break;
case b8: res = triangle<char>(in, true, is_unit_diag); break;
case f16: res = triangle<half>(in, true, is_unit_diag); break;
}
std::swap(*out, res);
}
CATCHALL
return AF_SUCCESS;
}
template<typename T>
inline af_array pad(const af_array in, const dim4 &lPad, const dim4 &uPad,
const af::borderType ptype) {
return getHandle(padArrayBorders<T>(getArray<T>(in), lPad, uPad, ptype));
}
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_type) {
try {
DIM_ASSERT(2, begin_ndims > 0 && begin_ndims <= 4);
DIM_ASSERT(4, end_ndims > 0 && end_ndims <= 4);
ARG_ASSERT(3, begin_dims != NULL);
ARG_ASSERT(5, end_dims != NULL);
ARG_ASSERT(6, (pad_type >= AF_PAD_ZERO && pad_type <= AF_PAD_PERIODIC));
for (unsigned i = 0; i < begin_ndims; i++) {
DIM_ASSERT(3, begin_dims[i] >= 0);
}
for (unsigned i = 0; i < end_ndims; i++) {
DIM_ASSERT(5, end_dims[i] >= 0);
}
dim4 lPad(begin_ndims, begin_dims);
dim4 uPad(end_ndims, end_dims);
for (unsigned i = begin_ndims; i < AF_MAX_DIMS; i++) { lPad[i] = 0; }
for (unsigned i = end_ndims; i < AF_MAX_DIMS; i++) { uPad[i] = 0; }
const ArrayInfo &info = getInfo(in);
af_dtype type = info.getType();
if (info.ndims() == 0) { return af_retain_array(out, in); }
af_array res = 0;
switch (type) {
case f32: res = pad<float>(in, lPad, uPad, pad_type); break;
case f64: res = pad<double>(in, lPad, uPad, pad_type); break;
case c32: res = pad<cfloat>(in, lPad, uPad, pad_type); break;
case c64: res = pad<cdouble>(in, lPad, uPad, pad_type); break;
case s32: res = pad<int>(in, lPad, uPad, pad_type); break;
case u32: res = pad<uint>(in, lPad, uPad, pad_type); break;
case s64: res = pad<intl>(in, lPad, uPad, pad_type); break;
case u64: res = pad<uintl>(in, lPad, uPad, pad_type); break;
case s16: res = pad<short>(in, lPad, uPad, pad_type); break;
case u16: res = pad<ushort>(in, lPad, uPad, pad_type); break;
case s8: res = pad<schar>(in, lPad, uPad, pad_type); break;
case u8: res = pad<uchar>(in, lPad, uPad, pad_type); break;
case b8: res = pad<char>(in, lPad, uPad, pad_type); break;
case f16: res = pad<half>(in, lPad, uPad, pad_type); break;
}
std::swap(*out, res);
}
CATCHALL
return AF_SUCCESS;
}