COMPLEX
typedef struct tagCOMPLEX
{
   L_DOUBLE r;
   L_DOUBLE i;
}L_COMPLEX, L_FAR * LPCOMPLEX;
The COMPLEX structure contains a complex number representing a specific frequency component in Fourier Transform functions.
| Member | Description | 
| r | Real part of a complex number. | 
| I | Imaginary part of a complex number. | 
Comments
This structure is used only by the Fourier Transform functions: