code: public static String stringFor(int m)
      {
          switch (m)
          {
              case CUFFT_R2C : return "CUFFT_R2C";
              case CUFFT_C2R : return "CUFFT_C2R";
              case CUFFT_C2C : return "CUFFT_C2C";
              case CUFFT_D2Z : return "CUFFT_D2Z";
              case CUFFT_Z2D : return "CUFFT_Z2D";
              case CUFFT_Z2Z : return "CUFFT_Z2Z";
          }
          return "INVALID cufftType: " + m;
      }
docs: Returns the String identifying the given cufftType
  
  @param m The cufftType
  @return The String identifying the given cufftType