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arrayfire/examples/unified/basic.cpp at feature/optional-graphics · arrayfire/arrayfire · GitHub
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unified
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basic.cpp
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basic.cpp
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/*
******************************************************
* Copyright (c) 2015, 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
<
arrayfire.h
>
#
include
<
algorithm
>
#
include
<
cstdio
>
#
include
<
vector
>
using
namespace
af
;
std::vector<
float
>
input
(
100
);
//
Generate a random number between 0 and 1
//
return a uniform number in [0,1].
double
unifRand
() {
return
rand
() /
double
(
RAND_MAX
); }
void
testBackend
() {
af::info
();
af::dim4
dims
(
10
,
10
,
1
,
1
);
af::array
A
(dims, &input.
front
());
af_print
(A);
af::array B =
af::constant
(
0.5
, dims,
f32
);
af_print
(B);
}
int
main
(
int
,
char
**) {
std::generate
(input.
begin
(), input.
end
(), unifRand);
try
{
printf
(
"
Trying CPU Backend
\n
"
);
af::setBackend
(
AF_BACKEND_CPU
);
testBackend
();
}
catch
(af::exception& e) {
printf
(
"
Caught exception when trying CPU backend
\n
"
);
fprintf
(stderr,
"
%s
\n
"
, e.
what
());
}
try
{
printf
(
"
Trying CUDA Backend
\n
"
);
af::setBackend
(
AF_BACKEND_CUDA
);
testBackend
();
}
catch
(af::exception& e) {
printf
(
"
Caught exception when trying CUDA backend
\n
"
);
fprintf
(stderr,
"
%s
\n
"
, e.
what
());
}
try
{
printf
(
"
Trying OpenCL Backend
\n
"
);
af::setBackend
(
AF_BACKEND_OPENCL
);
testBackend
();
}
catch
(af::exception& e) {
printf
(
"
Caught exception when trying OpenCL backend
\n
"
);
fprintf
(stderr,
"
%s
\n
"
, e.
what
());
}
return
0
;
}
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