mirror of
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95 lines
2.6 KiB
C++
95 lines
2.6 KiB
C++
// Hyperbolic Rogue
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// Copyright (C) 2011-2016 Zeno Rogue, see 'hyper.cpp' for details
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// basic utility functions
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long double sqr(long double x) { return x*x; }
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string its(int i) { char buf[64]; sprintf(buf, "%d", i); return buf; }
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string fts(float x) { char buf[64]; sprintf(buf, "%4.2f", x); return buf; }
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string fts3(float x) { char buf[64]; sprintf(buf, "%5.3f", x); return buf; }
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string fts4(float x) { char buf[64]; sprintf(buf, "%6.4f", x); return buf; }
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string ftssmart(ld x) {
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if(x == int(x)) return its(int(x));
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if(abs(x) > 1) return fts4(x);
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char buf[64]; sprintf(buf, "%.10e", (float) x);
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return buf;
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}
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string cts(char c) { char buf[8]; buf[0] = c; buf[1] = 0; return buf; }
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string llts(long long i) {
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// sprintf does not work on Windows IIRC
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if(i < 0) return "-" + llts(-i);
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if(i < 10) return its((int) i);
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return llts(i/10) + its(i%10);
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}
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string itsh(int i) {static char buf[16]; sprintf(buf, "%03X", i); return buf; }
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string itsh2(int i) {static char buf[16]; sprintf(buf, "%02X", i); return buf; }
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string itsh8(int i) {static char buf[16]; sprintf(buf, "%08X", i); return buf; }
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int gcd(int i, int j) {
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return i ? gcd(j%i, i) : j;
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}
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// debug utilities
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extern FILE *debugfile;
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extern int debugflags;
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#if ISANDROID
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#define DEBB(r,x)
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#else
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#define DEBB(r,x) { if(debugfile && (!(r) || (debugflags & (r)))) { fprintf x; fflush(debugfile); } }
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#endif
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#define DF_INIT 0 // always display these
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#define DF_MSG 0 // always display these
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#define DF_STEAM 1
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#define DF_GRAPH 2
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#define DF_TURN 4
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#define DF_FIELD 8
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#if CAP_PROFILING
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#include <sys/time.h>
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long long getms() {
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struct timeval tval;
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gettimeofday(&tval, NULL);
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return tval.tv_sec * 1000000 + tval.tv_usec;
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}
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#define FRAMES 64
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#define CATS 16
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long long proftable[16][FRAMES];
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int pframeid;
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void profile_frame() {
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pframeid++; pframeid %= FRAMES;
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for(int t=0; t<16; t++) proftable[t][pframeid] = 0;
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}
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void profile_start(int t) { proftable[t][pframeid] -= getms(); }
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void profile_stop(int t) { proftable[t][pframeid] += getms(); }
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void profile_info() {
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for(int t=0; t<16; t++) {
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sort(proftable[t], proftable[t]+FRAMES);
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if(proftable[t][FRAMES-1] == 0) continue;
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long long sum = 0;
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for(int f=0; f<FRAMES; f++) sum += proftable[t][f];
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printf("Category %d: avg = %Ld, %Ld..%Ld..%Ld..%Ld..%Ld\n",
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t, sum / FRAMES, proftable[t][0], proftable[t][16], proftable[t][32],
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proftable[t][48], proftable[t][63]);
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}
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}
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#else
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#define profile_frame()
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#define profile_start(t)
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#define profile_stop(t)
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#define profile_info()
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#endif
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