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block_adjacent_difference.hpp
1 /******************************************************************************
2  * Copyright (c) 2010-2011, Duane Merrill. All rights reserved.
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29 
30 #ifndef HIPCUB_BLOCK_BLOCK_AJACENT_DIFFERENCE_HPP_
31 #define HIPCUB_BLOCK_BLOCK_AJACENT_DIFFERENCE_HPP_
32 
33 BEGIN_HIPCUB_NAMESPACE
34 
35 namespace detail
36 {
37  // Trait checks if FlagOp can be called with 3 arguments (a, b, b_index)
38  template<class T, class FlagOp, class = void>
39  struct WithBIndexArg
40  : std::false_type
41  { };
42 
43  template<class T, class FlagOp>
44  struct WithBIndexArg<
45  T, FlagOp,
46  typename std::conditional<
47  true,
48  void,
49  decltype(std::declval<FlagOp>()(std::declval<T>(), std::declval<T>(), 0))
50  >::type
51  > : std::true_type
52  { };
53 
54 }
55 
56 END_HIPCUB_NAMESPACE
57 
58 #ifdef __HIP_PLATFORM_AMD__
59  #include "../backend/rocprim/block/block_adjacent_difference.hpp"
60 #elif defined(__HIP_PLATFORM_NVIDIA__)
61  #include "../config.hpp"
62  #include <cub/block/block_adjacent_difference.cuh>
63 #endif
64 
65 #endif // HIPCUB_BLOCK_BLOCK_AJACENT_DIFFERENCE_HPP_