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precision in binsearch

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Zeno Rogue 2022-05-07 15:18:20 +02:00
parent 9c29f39f7e
commit c8e5c3e763
1 changed files with 2 additions and 2 deletions
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hyper.h
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@ -904,8 +904,8 @@ template <class T> void texture_order(const T& f) {
/** find the smallest value of x in range [dmin..dmax] such that f(x) returns true */ /** find the smallest value of x in range [dmin..dmax] such that f(x) returns true */
template<class T> ld binsearch(ld dmin, ld dmax, const T& f) { template<class T> ld binsearch(ld dmin, ld dmax, const T& f, int iterations = 200) {
for(int i=0; i<200; i++) { for(int i=0; i<iterations; i++) {
ld d = (dmin + dmax) / 2; ld d = (dmin + dmax) / 2;
if(dmin == d || dmax == d) break; if(dmin == d || dmax == d) break;
if(f(d)) dmax = d; if(f(d)) dmax = d;