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  1.  
  2. ------------------------------------LOADER.h-------------------------------------------------------
  3. class Loader
  4. {
  5.   public:
  6.     Loader();
  7.     ~Loader();
  8.  
  9.   public:
  10.     std::shared_ptr<RawModel> loadToVAO(const void *position, const void *color);
  11.  
  12.     template<typename _Tp, std::size_t _Nm>
  13.     std::shared_ptr<RawModel> loadToVAO(std::array<_Tp, _Nm>&, const void*);
  14.  
  15.   private:
  16.     VertexArray createVAO(const void *position, const void *color);
  17. };
  18.  
  19. template <typename V, typename... T>
  20. constexpr auto array_of(T &&... t)
  21.     -> std::array<V, sizeof...(T)>
  22. {
  23.     return {{std::forward<T>(t)...}};
  24. }
  25.  
  26. -----------------------------LOADER.cpp--------------------------
  27.  
  28.  
  29. #include "Loader.h"
  30.  
  31. std::shared_ptr<RawModel> Loader::loadToVAO(const void *position, const void *color)
  32. {
  33.     VertexArray *vao = new VertexArray();
  34.     vao->Bind();
  35.     VertexBuffer *vbo = new VertexBuffer(position, sizeof(float) * 2 * 4);
  36.     VertexBufferLayout layout;
  37.     layout.Push<float>(2);
  38.     vao->AddBuffer(vbo, layout);
  39.     std::shared_ptr<RawModel> rawModel(new RawModel());
  40.     rawModel->addVAO(vao);
  41.     return rawModel;
  42. }
  43.  
  44. template<typename _Tp, std::size_t _Nm>
  45. std::shared_ptr<RawModel> Loader::loadToVAO(std::array<_Tp ,_Nm> &position, const void *color)
  46. {
  47.     VertexArray *vao = new VertexArray();
  48.     vao->Bind();
  49.     VertexBuffer *vbo = new VertexBuffer(position._M_elems, sizeof(_Tp) * position.size());
  50.     VertexBufferLayout layout;
  51.     layout.Push<_Tp>(2);
  52.     vao->AddBuffer(vbo, layout);
  53.     std::shared_ptr<RawModel> rawModel(new RawModel());
  54.     rawModel->addVAO(vao);
  55.     return rawModel;
  56. }
  57.  
  58. Loader::Loader()
  59. {
  60. }
  61.  
  62. Loader::~Loader()
  63. {
  64. }
  65. ------------------------------------main-------------------------------
  66.  
  67.  
  68. auto arr = array_of<float>(
  69.         -0.5f, //v0
  70.         0.5f,
  71.  
  72.         -0.5f, //v1
  73.         -0.5f,
  74.  
  75.         0.5f, //v2
  76.         -0.5f,
  77.  
  78.         0.5f,
  79.         0.5f //v3
  80.     );
  81.  
  82.     (...)
  83.  
  84.     Loader loader;
  85.     std::shared_ptr<RawModel> rawModel = loader.loadToVAO<float>(arr, color);
  86.  
  87.     ^^^^^ Ta linijka zglasz bląd : undefined reference to `std::shared_ptr<RawModel> Loader::loadToVAO<float, 8ull>(std::array<float, 8ull>&, void const*)'
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
prog.cpp:29:20: fatal error: Loader.h: No such file or directory
 #include "Loader.h"
                    ^
compilation terminated.
stdout
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Standard output is empty
https://ideone.com/gLUjFG
language:
C++ (gcc 8.3)
created:
6 years ago
visibility:
public

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