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Code Issues Releases Wiki Activity

moved binsearch to hyper.h

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This commit is contained in:
Zeno Rogue 2020-03-31 20:06:18 +02:00
parent 0446e25ebf
commit af10592616
2 changed files with 12 additions and 9 deletions
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12
hyper.h
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@ -772,6 +772,18 @@ 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 */
template<class T> ld binsearch(ld dmin, ld dmax, const T& f) {
for(int i=0; i<200; i++) {
ld d = (dmin + dmax) / 2;
if(dmin == d || dmax == d) break;
if(f(d)) dmax = d;
else dmin = d;
}
return dmin;
}
static const color_t NOCOLOR = 0; static const color_t NOCOLOR = 0;
static const int max_vec = (1<<14); static const int max_vec = (1<<14);

9
reg3.cpp
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@ -44,15 +44,6 @@ EX namespace reg3 {
/** \brief for adjacent directions a,b, next_dir[a][b] is the next direction adjacent to a, in (counter?)clockwise order from b */ /** \brief for adjacent directions a,b, next_dir[a][b] is the next direction adjacent to a, in (counter?)clockwise order from b */
EX int next_dir[16][16]; EX int next_dir[16][16];
template<class T> ld binsearch(ld dmin, ld dmax, const T& f) {
for(int i=0; i<200; i++) {
ld d = (dmin + dmax) / 2;
if(f(d)) dmax = d;
else dmin = d;
}
return dmin;
}
EX void generate() { EX void generate() {
if(S7 == 4) face = 3; if(S7 == 4) face = 3;