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complex -> Py_complex

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Guido van Rossum 1996-07-21 02:31:35 +00:00
parent f5030abca8
commit 9e720e390a
2 changed files with 96 additions and 96 deletions
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112
Modules/cmathmodule.c
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@ -29,137 +29,137 @@
/* First, the C functions that do the real work */
/* constants */
static complex c_1 = {1., 0.};
static complex c_half = {0.5, 0.};
static complex c_i = {0., 1.};
static complex c_i2 = {0., 0.5};
static complex c_mi = {0., -1.};
static complex c_pi2 = {M_PI/2., 0.};
static Py_complex c_1 = {1., 0.};
static Py_complex c_half = {0.5, 0.};
static Py_complex c_i = {0., 1.};
static Py_complex c_i2 = {0., 0.5};
static Py_complex c_mi = {0., -1.};
static Py_complex c_pi2 = {M_PI/2., 0.};
/* forward declarations */
staticforward complex c_log();
staticforward complex c_prodi();
staticforward complex c_sqrt();
staticforward Py_complex c_log();
staticforward Py_complex c_prodi();
staticforward Py_complex c_sqrt();
static complex c_acos(x)
complex x;
static Py_complex c_acos(x)
Py_complex x;
{
return c_neg(c_prodi(c_log(c_sum(x,c_prod(c_i,
c_sqrt(c_diff(c_1,c_prod(x,x))))))));
}
static complex c_acosh(x)
complex x;
static Py_complex c_acosh(x)
Py_complex x;
{
return c_log(c_sum(x,c_prod(c_i,
c_sqrt(c_diff(c_1,c_prod(x,x))))));
}
static complex c_asin(x)
complex x;
static Py_complex c_asin(x)
Py_complex x;
{
return c_neg(c_prodi(c_log(c_sum(c_prod(c_i,x),
c_sqrt(c_diff(c_1,c_prod(x,x)))))));
}
static complex c_asinh(x)
complex x;
static Py_complex c_asinh(x)
Py_complex x;
{
return c_neg(c_log(c_diff(c_sqrt(c_sum(c_1,c_prod(x,x))),x)));
}
static complex c_atan(x)
complex x;
static Py_complex c_atan(x)
Py_complex x;
{
return c_prod(c_i2,c_log(c_quot(c_sum(c_i,x),c_diff(c_i,x))));
}
static complex c_atanh(x)
complex x;
static Py_complex c_atanh(x)
Py_complex x;
{
return c_prod(c_half,c_log(c_quot(c_sum(c_1,x),c_diff(c_1,x))));
}
static complex c_cos(x)
complex x;
static Py_complex c_cos(x)
Py_complex x;
{
complex r;
Py_complex r;
r.real = cos(x.real)*cosh(x.imag);
r.imag = -sin(x.real)*sinh(x.imag);
return r;
}
static complex c_cosh(x)
complex x;
static Py_complex c_cosh(x)
Py_complex x;
{
complex r;
Py_complex r;
r.real = cos(x.imag)*cosh(x.real);
r.imag = sin(x.imag)*sinh(x.real);
return r;
}
static complex c_exp(x)
complex x;
static Py_complex c_exp(x)
Py_complex x;
{
complex r;
Py_complex r;
double l = exp(x.real);
r.real = l*cos(x.imag);
r.imag = l*sin(x.imag);
return r;
}
static complex c_log(x)
complex x;
static Py_complex c_log(x)
Py_complex x;
{
complex r;
Py_complex r;
double l = hypot(x.real,x.imag);
r.imag = atan2(x.imag, x.real);
r.real = log(l);
return r;
}
static complex c_log10(x)
complex x;
static Py_complex c_log10(x)
Py_complex x;
{
complex r;
Py_complex r;
double l = hypot(x.real,x.imag);
r.imag = atan2(x.imag, x.real)/log(10.);
r.real = log10(l);
return r;
}
static complex c_prodi(x)
complex x;
static Py_complex c_prodi(x)
Py_complex x;
{
complex r;
Py_complex r;
r.real = -x.imag;
r.imag = x.real;
return r;
}
static complex c_sin(x)
complex x;
static Py_complex c_sin(x)
Py_complex x;
{
complex r;
Py_complex r;
r.real = sin(x.real)*cosh(x.imag);
r.imag = cos(x.real)*sinh(x.imag);
return r;
}
static complex c_sinh(x)
complex x;
static Py_complex c_sinh(x)
Py_complex x;
{
complex r;
Py_complex r;
r.real = cos(x.imag)*sinh(x.real);
r.imag = sin(x.imag)*cosh(x.real);
return r;
}
static complex c_sqrt(x)
complex x;
static Py_complex c_sqrt(x)
Py_complex x;
{
complex r;
Py_complex r;
double s,d;
if (x.real == 0. && x.imag == 0.)
r = x;
@ -182,10 +182,10 @@ static complex c_sqrt(x)
return r;
}
static complex c_tan(x)
complex x;
static Py_complex c_tan(x)
Py_complex x;
{
complex r;
Py_complex r;
double sr,cr,shi,chi;
double rs,is,rc,ic;
double d;
@ -203,10 +203,10 @@ static complex c_tan(x)
return r;
}
static complex c_tanh(x)
complex x;
static Py_complex c_tanh(x)
Py_complex x;
{
complex r;
Py_complex r;
double si,ci,shr,chr;
double rs,is,rc,ic;
double d;
@ -242,9 +242,9 @@ math_error()
static object *
math_1(args, func)
object *args;
complex (*func) FPROTO((complex));
Py_complex (*func) FPROTO((Py_complex));
{
complex x;
Py_complex x;
if (!PyArg_ParseTuple(args, "D", &x))
return NULL;
errno = 0;