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more elegant cellwalkers

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Zeno Rogue
2018-03-24 12:59:01 +01:00
parent 2c09c5ee56
commit ac37b6df99
20 changed files with 371 additions and 467 deletions
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59
hyper.h
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@@ -56,6 +56,52 @@ inline transmatrix operator * (const transmatrix& T, const transmatrix& U) {
return R;
}
hyperpoint hpxyz(ld x, ld y, ld z);
namespace hyperpoint_vec {
inline hyperpoint& operator *= (hyperpoint& h, ld d) {
h[0] *= d; h[1] *= d; h[2] *= d;
return h;
}
inline hyperpoint& operator /= (hyperpoint& h, ld d) {
h[0] /= d; h[1] /= d; h[2] /= d;
return h;
}
inline hyperpoint operator += (hyperpoint& h, hyperpoint h2) {
for(int i: {0,1,2}) h[i] += h2[i];
return h;
}
inline hyperpoint operator -= (hyperpoint& h, hyperpoint h2) {
for(int i: {0,1,2}) h[i] -= h2[i];
return h;
}
inline hyperpoint operator * (ld d, hyperpoint h) { return h *= d; }
inline hyperpoint operator * (hyperpoint h, ld d) { return h *= d; }
inline hyperpoint operator / (hyperpoint h, ld d) { return h /= d; }
inline hyperpoint operator + (hyperpoint h, hyperpoint h2) { return h += h2; }
inline hyperpoint operator - (hyperpoint h, hyperpoint h2) { return h -= h2; }
// cross product
inline hyperpoint operator ^ (hyperpoint h1, hyperpoint h2) {
return hpxyz(
h1[1] * h2[2] - h1[2] * h2[1],
h1[2] * h2[0] - h1[0] * h2[2],
h1[0] * h2[1] - h1[1] * h2[0]
);
}
// inner product
inline ld operator | (hyperpoint h1, hyperpoint h2) {
return h1[0] * h2[0] + h1[1] * h2[1] + h1[2] * h2[2];
}
}
extern int cellcount, heptacount;
// cell information for the game
@@ -2083,11 +2129,7 @@ struct polytodraw {
extern int emeraldtable[100][7];
extern void cwspin(cellwalker& cw, int d);
extern cell *cwpeek(cellwalker cw, int dir);
extern void cwstep(cellwalker& cw);
extern void cwrevstep(cellwalker& cw);
extern void cwrev(cellwalker& cw);
// extern cell *cwpeek(cellwalker cw, int dir);
const eLand NOWALLSEP = laNone;
const eLand NOWALLSEP_USED = laWhirlpool;
@@ -2384,7 +2426,12 @@ extern int startseed;
extern transmatrix heptmove[MAX_EDGE], hexmove[MAX_EDGE];
extern transmatrix invheptmove[MAX_EDGE], invhexmove[MAX_EDGE];
heptspin hsstep(const heptspin &hs, int spin);
static const struct wstep_t { } wstep;
static const struct wmirror_t { } wmirror;
// heptspin hsstep(const heptspin &hs, int spin);
template<class T>
extern void fixmatrix(transmatrix&);
void display(const transmatrix& T);