diff options
Diffstat (limited to 'boost/compute/algorithm/transform.hpp')
| -rw-r--r-- | boost/compute/algorithm/transform.hpp | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/boost/compute/algorithm/transform.hpp b/boost/compute/algorithm/transform.hpp index 9137604d55..2e4900b42c 100644 --- a/boost/compute/algorithm/transform.hpp +++ b/boost/compute/algorithm/transform.hpp @@ -11,12 +11,15 @@ #ifndef BOOST_COMPUTE_ALGORITHM_TRANSFORM_HPP #define BOOST_COMPUTE_ALGORITHM_TRANSFORM_HPP +#include <boost/static_assert.hpp> + #include <boost/compute/system.hpp> #include <boost/compute/command_queue.hpp> #include <boost/compute/algorithm/copy.hpp> #include <boost/compute/iterator/transform_iterator.hpp> #include <boost/compute/iterator/zip_iterator.hpp> #include <boost/compute/functional/detail/unpack.hpp> +#include <boost/compute/type_traits/is_device_iterator.hpp> namespace boost { namespace compute { @@ -39,6 +42,8 @@ inline OutputIterator transform(InputIterator first, UnaryOperator op, command_queue &queue = system::default_queue()) { + BOOST_STATIC_ASSERT(is_device_iterator<InputIterator>::value); + BOOST_STATIC_ASSERT(is_device_iterator<OutputIterator>::value); return copy( ::boost::compute::make_transform_iterator(first, op), ::boost::compute::make_transform_iterator(last, op), @@ -59,13 +64,17 @@ inline OutputIterator transform(InputIterator1 first1, BinaryOperator op, command_queue &queue = system::default_queue()) { + BOOST_STATIC_ASSERT(is_device_iterator<InputIterator1>::value); + BOOST_STATIC_ASSERT(is_device_iterator<InputIterator2>::value); + BOOST_STATIC_ASSERT(is_device_iterator<OutputIterator>::value); + typedef typename std::iterator_traits<InputIterator1>::difference_type difference_type; difference_type n = std::distance(first1, last1); return transform( - make_zip_iterator(boost::make_tuple(first1, first2)), - make_zip_iterator(boost::make_tuple(last1, first2 + n)), + ::boost::compute::make_zip_iterator(boost::make_tuple(first1, first2)), + ::boost::compute::make_zip_iterator(boost::make_tuple(last1, first2 + n)), result, detail::unpack(op), queue |