Exemple #1
0
func init() {
	var fin = func(f *C.mpf_t) { C.mpf_init(&(*f)[0]) }
	fin(&a)
	fin(&b)
	fin(&cx)
	fin(&cy)
	fin(&x)
	fin(&y)
}
Exemple #2
0
// Int promises that the zero value is a 0, but in gmp
// the zero value is a crash.  To bridge the gap, the
// init bool says whether this is a valid gmp value.
// doinit initializes f.i if it needs it.  This is not inherent
// to FFI, just a mismatch between Go's convention of
// making zero values useful and gmp's decision not to.
func (f *Float) doinit() {
	if f.init {
		return
	}
	if f.prec != 0 {
		C.mpf_init2(&f.i[0], C.mp_bitcnt_t(f.prec))
	} else {
		C.mpf_init(&f.i[0])
	}
	f.init = true
}
Exemple #3
0
//every float created must be created here!
func newFloat() *Float {
	var this = new(Float)
	garbage[this] = true
	C.mpf_init(&this.i[0])
	return this
}