summaryrefslogtreecommitdiffstats
path: root/src/boost/libs/compute/example/threefry_engine.cpp
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-21 11:54:28 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-21 11:54:28 +0000
commite6918187568dbd01842d8d1d2c808ce16a894239 (patch)
tree64f88b554b444a49f656b6c656111a145cbbaa28 /src/boost/libs/compute/example/threefry_engine.cpp
parentInitial commit. (diff)
downloadceph-upstream/18.2.2.tar.xz
ceph-upstream/18.2.2.zip
Adding upstream version 18.2.2.upstream/18.2.2
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/boost/libs/compute/example/threefry_engine.cpp')
-rw-r--r--src/boost/libs/compute/example/threefry_engine.cpp43
1 files changed, 43 insertions, 0 deletions
diff --git a/src/boost/libs/compute/example/threefry_engine.cpp b/src/boost/libs/compute/example/threefry_engine.cpp
new file mode 100644
index 000000000..5cbf6c8e0
--- /dev/null
+++ b/src/boost/libs/compute/example/threefry_engine.cpp
@@ -0,0 +1,43 @@
+//---------------------------------------------------------------------------//
+// Copyright (c) 2013 Muhammad Junaid Muzammil <mjunaidmuzammil@gmail.com>
+//
+// Distributed under the Boost Software License, Version 1.0
+// See accompanying file LICENSE_1_0.txt or copy at
+// http://www.boost.org/LICENSE_1_0.txt
+//
+// See http://kylelutz.github.com/compute for more information.
+//---------------------------------------------------------------------------//
+
+
+#include <boost/compute/random/threefry_engine.hpp>
+#include <boost/compute/container/vector.hpp>
+#include <boost/compute/command_queue.hpp>
+#include <boost/compute/context.hpp>
+#include <boost/compute/device.hpp>
+#include <boost/compute/system.hpp>
+#include <iostream>
+
+int main()
+{
+ using boost::compute::uint_;
+ boost::compute::device device = boost::compute::system::default_device();
+ boost::compute::context context(device);
+ boost::compute::command_queue queue(context, device);
+ boost::compute::threefry_engine<> rng(queue);
+ boost::compute::vector<uint_> vector_ctr(20, context);
+
+ uint32_t ctr[20];
+ for(int i = 0; i < 10; i++) {
+ ctr[i*2] = i;
+ ctr[i*2+1] = 0;
+ }
+ boost::compute::copy(ctr, ctr+20, vector_ctr.begin(), queue);
+ rng.generate(vector_ctr.begin(), vector_ctr.end(), queue);
+ boost::compute::copy(vector_ctr.begin(), vector_ctr.end(), ctr, queue);
+
+ for(int i = 0; i < 10; i++) {
+ std::cout << std::hex << ctr[i*2] << " " << ctr[i*2+1] << std::endl;
+ }
+ return 0;
+}
+