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  1. #include <vector>
  2. #include <cstdlib>
  3. #include <cstdarg>
  4. #include <iterator>
  5. #include <iostream>
  6. namespace Interpolation
  7. {
  8.     unsigned long DefaultRes = 1;
  9.     template<class T, unsigned D>
  10.     struct Node
  11.     {
  12.         Node(T const *Data, unsigned long Resolution = DefaultRes);
  13.         T Data[D];
  14.         unsigned long Resolution;
  15.     };
  16.     template<class T, unsigned D>
  17.     Node<T, D> MakeNode(T First, ...);
  18. }
  19. template<class T, unsigned D>
  20. Interpolation::Node<T, D>::Node(T const *Data, unsigned long Resolution)
  21. : Resolution(Resolution)
  22. {
  23.     for(unsigned i = 0; i < D; i++)
  24.         this->Data[i] = Data[i];
  25. }
  26. template<class T, unsigned D>
  27. Interpolation::Node<T, D>
  28. Interpolation::MakeNode(T First, ...)
  29. {
  30.     T Data[D] = {First};
  31.     va_list Args;
  32.     va_start(Args, First);
  33.     for(unsigned i = 1; i < D; i++)
  34.         Data[i] = va_arg(Args, T);
  35.     va_end(Args);
  36.     return Interpolation::Node<T, D>(Data);
  37. }
  38. int main()
  39. {
  40.     using Interpolation::MakeNode;
  41.     std::vector< ::Interpolation::Node<float, 2> > Data;
  42.     Data.push_back(MakeNode<float, 2>(5, 5));
  43.     std::cout << Data.front().Data[0] << ' ' << Data.front().Data[1];
  44. }
Runtime error #stdin #stdout 0s 2892KB
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Standard output is empty
https://ideone.com/TPaMLe
language:
C++ (gcc 8.3)
created:
10 years ago
visibility:
public

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