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  1. #define furrovineexport 
  2.  
  3. template<class T>
  4. class TVector2;
  5. template<class T>
  6. class TVector3;
  7. template<class T>
  8. class TVector4;
  9.  
  10. template<class T, unsigned one, unsigned two>
  11. struct furrovineexport swizzler_two {
  12.     T v[4]; 
  13.     swizzler_two & operator= (const TVector2<T>& right) {
  14.         v[one] = right.x;
  15.         v[two] = right.y;
  16.         return *this;
  17.     }
  18.     operator TVector3<T> () const { return TVector4<T>(v[one], v[two]); }
  19. };
  20. template<class T, unsigned one, unsigned two, unsigned three>
  21. struct furrovineexport swizzler_three {
  22.     T v[4]; 
  23.     swizzler_three& operator= (const TVector3<T>& right) {
  24.         v[one] = right.x;
  25.         v[two] = right.y;
  26.         v[three] = right.z;
  27.         return *this;
  28.     }
  29.     operator TVector3<T> () const { return TVector4<T>(v[one], v[two], v[three]); }
  30. };
  31. template<class T, unsigned one, unsigned two, unsigned three, unsigned four>
  32. struct furrovineexport swizzler_four {
  33.     T v[4]; 
  34.     operator TVector4<T> () const { return TVector4<T>(v[one], v[two], v[three], v[four]); }
  35. };
  36.  
  37. int main() {}
  38.  
Success #stdin #stdout 0.01s 2676KB
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https://ideone.com/NU2AP
language:
C++ (gcc 8.3)
created:
13 years ago
visibility:
secret

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