| // Compatibility file for C99 and C++ complex. This header |
| // can be included by either C99 or ANSI C++ programs to |
| // allow complex arithmetic to be written in a common subset. |
| // Note that overloads for both the real and complex math |
| // functions are available after this header has been |
| // included. |
| |
| #ifndef COMPLEX_TYPE_H |
| #define COMPLEX_TYPE_H |
| |
| #ifdef __cplusplus |
| |
| #include <cmath> |
| #include <complex> |
| |
| typedef std::complex<double> complex_t; |
| |
| #define I complex_t(0.0, 1.0) |
| |
| #else |
| |
| #include <complex.h> |
| #include <math.h> |
| |
| typedef double complex complex_t; |
| |
| #define complex_t(r,i) ((double)(r) + ((double)(i)) * I) |
| |
| #define real(x) creal(x) |
| #define imag(x) cimag(x) |
| #define abs(x) fabs(x) |
| #define arg(x) carg(x) |
| |
| #endif // #ifdef __cplusplus |
| |
| #endif // #ifndef COMPLEX_TYPE_H |
