   
       :

[A_1]_[B_1]_[C_1]
[A_2]_[B_2]_[C_2]
...
[A_n]_[B_n]_[C_n]

 A_n   ,     ,              ,   3D ,     .
 B_n   ,             3D API. 3D API    3D        ,           .  
 _n   ,  3D API          .  C_n     A_n+1  , ..            . 

               A_n  An-1   . %PRODUCTNAME%           .
  ,                  .         DXGI,     " "   ,        Bn  Bn-1.
 ,   ,       ,     %PRODUCTNAME%           .
              .

:
-       <>    .