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1 | //---------------------------------------------------------------------------// |
2 | // Copyright (c) 2013-2014 Kyle Lutz <kyle.r.lutz@gmail.com> | |
3 | // | |
4 | // Distributed under the Boost Software License, Version 1.0 | |
5 | // See accompanying file LICENSE_1_0.txt or copy at | |
6 | // http://www.boost.org/LICENSE_1_0.txt | |
7 | // | |
8 | // See http://boostorg.github.com/compute for more information. | |
9 | //---------------------------------------------------------------------------// | |
10 | ||
11 | #ifndef BOOST_COMPUTE_INTEROP_VTK_DATA_ARRAY_HPP | |
12 | #define BOOST_COMPUTE_INTEROP_VTK_DATA_ARRAY_HPP | |
13 | ||
14 | #include <vtkDataArray.h> | |
15 | #include <vtkDataArrayTemplate.h> | |
16 | ||
17 | #include <boost/compute/system.hpp> | |
18 | #include <boost/compute/command_queue.hpp> | |
19 | #include <boost/compute/algorithm/copy.hpp> | |
20 | #include <boost/compute/algorithm/copy_n.hpp> | |
21 | #include <boost/compute/iterator/buffer_iterator.hpp> | |
22 | ||
23 | namespace boost { | |
24 | namespace compute { | |
25 | ||
26 | /// Copies the values in \p data to \p buffer. | |
27 | template<class T> | |
28 | inline void vtk_copy_data_array_to_buffer(const vtkDataArray *data, | |
29 | buffer_iterator<T> buffer, | |
30 | command_queue &queue = system::default_queue()); | |
31 | ||
32 | /// \internal_ | |
33 | template<class T> | |
34 | inline void vtk_copy_data_array_to_buffer(const vtkDataArrayTemplate<T> *data, | |
35 | buffer_iterator<T> buffer, | |
36 | command_queue &queue = system::default_queue()) | |
37 | { | |
38 | vtkDataArrayTemplate<T> *data_ = const_cast<vtkDataArrayTemplate<T> *>(data); | |
39 | const T *data_ptr = static_cast<const T *>(data_->GetVoidPointer(0)); | |
40 | size_t data_size = data_->GetNumberOfComponents() * data_->GetNumberOfTuples(); | |
41 | ::boost::compute::copy_n(data_ptr, data_size, buffer, queue); | |
42 | } | |
43 | ||
44 | /// Copies the values in the range [\p first, \p last) to \p data. | |
45 | template<class T> | |
46 | inline void vtk_copy_buffer_to_data_array(buffer_iterator<T> first, | |
47 | buffer_iterator<T> last, | |
48 | vtkDataArray *data, | |
49 | command_queue &queue = system::default_queue()); | |
50 | ||
51 | /// \internal_ | |
52 | template<class T> | |
53 | inline void vtk_copy_buffer_to_data_array(buffer_iterator<T> first, | |
54 | buffer_iterator<T> last, | |
55 | vtkDataArrayTemplate<T> *data, | |
56 | command_queue &queue = system::default_queue()) | |
57 | { | |
58 | T *data_ptr = static_cast<T *>(data->GetVoidPointer(0)); | |
59 | ::boost::compute::copy(first, last, data_ptr, queue); | |
60 | } | |
61 | ||
62 | } // end compute namespace | |
63 | } // end boost namespace | |
64 | ||
65 | #endif // BOOST_COMPUTE_INTEROP_VTK_DATA_ARRAY_HPP |