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Code Issues Releases Wiki Activity

utilities for printing moved to new file hprint.cpp

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Zeno Rogue
2019-08-09 21:06:20 +02:00
parent f0bf7096da
commit 1c6b8ad3f0
3 changed files with 1 additions and 287 deletions
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77
util.cpp
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@@ -25,61 +25,6 @@ int SDL_GetTicks() {
#endif
EX long double sqr(long double x) { return x*x; }
EX string its(int i) { char buf[64]; sprintf(buf, "%d", i); return buf; }
EX string fts(ld x, int prec IS(6)) {
std::stringstream ss;
ss.precision(prec);
ss << x;
return ss.str();
}
EX string fts_fixed(ld x, int prec IS(6)) {
std::stringstream ss;
ss.precision(prec);
ss << std::fixed << x;
return ss.str();
}
bool scan(fhstream& hs, int& i) { return fscanf(hs.f, "%d", &i) == 1; }
bool scan(fhstream& hs, color_t& c) { return fscanf(hs.f, "%x", &c) == 1; }
bool scan(fhstream& hs, ld& x) { return fscanf(hs.f, "%lf", &x) == 1; }
bool scan(fhstream& hs, string& s) { char t[10000]; t[0] = 0; int err = fscanf(hs.f, "%9500s", t); s = t; return err == 1 && t[0]; }
string scanline(fhstream& hs) { char buf[10000]; buf[0] = 0; fgets(buf, 10000, hs.f); return buf; }
/*
string fts_smartdisplay(ld x, int maxdisplay) {
string rv;
if(x > 1e9 || x < -1e9) retrun fts(x);
if(x<0) { rv = "-"; x = -x; }
int i = int(x);
rv += its(i);
x -= i;
bool nonzero = i;
if(x == 0) return rv;
if(x < 1e-9 && nonzero) return rv;
rv += ".";
while(maxdisplay > 0) {
x *= 10;
rv += '0' + int(x);
if(int(x)) nonzero = true;
x -= int(x);
if(x == 0) return rv;
if(x < 1e-9 && nonzero) return rv;
maxdisplay--;
}
} */
EX string cts(char c) { char buf[8]; buf[0] = c; buf[1] = 0; return buf; }
EX string llts(long long i) {
// sprintf does not work on Windows IIRC
if(i < 0) return "-" + llts(-i);
if(i < 10) return its((int) i);
return llts(i/10) + its(i%10);
}
EX string itsh(int i) {static char buf[16]; sprintf(buf, "%03X", i); return buf; }
EX string itsh2(int i) {static char buf[16]; sprintf(buf, "%02X", i); return buf; }
EX string itsh8(int i) {static char buf[16]; sprintf(buf, "%08X", i); return buf; }
EX int gcd(int i, int j) {
return i ? gcd(j%i, i) : j;
@@ -282,26 +227,4 @@ EX string parser_help() {
"(a)sin(h), (a)cos(h), (a)tan(h), exp, log, abs, re, im, conj, let(t=...,...t...), floor, frac, e, i, pi, s, ms, mousex, mousey, mousez, shot [1 if taking screenshot/animation], to01, ifp(a,v,w) [if positive]");
}
logger hlog;
// kz: utility for printing
// if it is close to 0, assume it is floating errors
EX ld kz(ld x) {
if(abs(x) < 1e-6) return 0;
return x;
}
EX hyperpoint kz(hyperpoint h) {
for(int d=0; d<MAXMDIM; d++) h[d] = kz(h[d]);
return h;
}
EX transmatrix kz(transmatrix h) {
for(int d=0; d<MAXMDIM; d++)
for(int e=0; e<MAXMDIM; e++)
h[d][e] = kz(h[d][e]);
return h;
}
}