Php::Value sub(Php::Parameters ¶ms) {
Php::Value t = params[0];
Complex *a = (Complex *) t.implementation();
r -= (double) a->getReal();
i -= (double) a->getImage();
return this;
}
Php::Value mul(Php::Parameters ¶ms) {
Php::Value t = params[0];
Complex *a = (Complex *) t.implementation();
double tr = r * (double) (a->getReal()) - i * (double) (a->getImage());
double ti = i * (double) (a->getReal()) + r * (double) (a->getImage());
r = tr;
i = ti;
return this;
}
Php::Value div(Php::Parameters ¶ms) {
Php::Value t = params[0];
Complex *b = (Complex*) t.implementation();
double t1 = b->mod() * b->mod();
if (t1 < EPS)
throw Php::Exception("Division by zero");
double tr = r * (double) (b->getReal()) + i * (double) (b->getImage());
double ti = i * (double) (b->getReal()) - r * (double) (b->getImage());
r = tr / t1;
i = ti / t1;
return this;
}
