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author | Danny Smith <dannysmith@users.sourceforge.net> | 2004-12-25 23:56:19 +0000 |
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committer | Danny Smith <dannysmith@users.sourceforge.net> | 2004-12-25 23:56:19 +0000 |
commit | 9a3412eea8a2aa2daafa031f2e94f7049c1de202 (patch) | |
tree | 1552eee2b8273a45c572c248f5fdd6ef93185850 /winsup/mingw/mingwex/complex/cexpf.c | |
parent | c98b30eadcd911512c4d48f8c529c499724a0161 (diff) | |
download | cygnal-9a3412eea8a2aa2daafa031f2e94f7049c1de202.tar.gz cygnal-9a3412eea8a2aa2daafa031f2e94f7049c1de202.tar.bz2 cygnal-9a3412eea8a2aa2daafa031f2e94f7049c1de202.zip |
* mingwex/complex/(cabsf.c cacosf.c cacoshf.c cargf.c casinf.c
casinhf.c catanf.c catanhf.c ccosf.c ccoshf.c cexpf.c cimagf.c
clogf.c cpowf.c cprojf.c crealf.c csinf.c csinhf.c csqrtf.c
ctanf.c ctanhf.c): New files.
* mingwex/Makefile.in (COMPLEX_DISTFILES): Adjust.
(COMPLEX_OBJS(: Adjust.
* include/complex.h (cabsf, cacosf, cacoshf, cargf, casinf.
casinhf, catanf, catanhf, ccosf, ccoshf, cexpf, cimagf, clogf,
cpowf, cprojf, crealf, csinf, csinhf, csqrtf, ctanf, ctanhf):
Declare.
Diffstat (limited to 'winsup/mingw/mingwex/complex/cexpf.c')
-rwxr-xr-x | winsup/mingw/mingwex/complex/cexpf.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/winsup/mingw/mingwex/complex/cexpf.c b/winsup/mingw/mingwex/complex/cexpf.c new file mode 100755 index 000000000..fabb1a0cb --- /dev/null +++ b/winsup/mingw/mingwex/complex/cexpf.c @@ -0,0 +1,19 @@ +/* + cexpf.c + Contributed by Danny Smith + 2004-12-24 +*/ + +#include <math.h> +#include <complex.h> + +/* cexp (x + I * y) = exp (x) * cos (y) + I * exp (x) * sin (y) */ + +float complex cexpf (float complex Z) +{ + float complex Res; + double rho = exp (__real__ Z); + __real__ Res = rho * cosf(__imag__ Z); + __imag__ Res = rho * sinf(__imag__ Z); + return Res; +} |