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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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27
heptagon.cpp
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@@ -171,22 +171,23 @@ extern int hrand(int);
// a structure used to walk on the heptagonal tesselation
// (remembers not only the heptagon, but also direction)
heptspin hsstep(const heptspin &hs, int spin) {
heptspin& operator += (heptspin& hs, int spin) {
hs.spin = fixrot(hs.spin + (MIRR(hs)?-spin:spin));
return hs;
}
heptspin operator + (const heptspin& hs, wstep_t) {
createStep(hs.h, hs.spin);
heptspin res;
res.h = hs.h->move[hs.spin];
res.mirrored = hs.mirrored ^ hs.h->mirror(hs.spin);
res.spin = fixrot(hs.h->spin(hs.spin) + (MIRR(res)?-spin:spin));
res.spin = hs.h->spin(hs.spin);
return res;
}
heptspin hsspin(const heptspin &hs, int val) {
heptspin res;
res.h = hs.h;
res.spin = fixrot(hs.spin + (MIRR(hs)?-val:val));
res.mirrored = hs.mirrored;
return res;
}
heptspin operator + (heptspin h, int spin) { return h += spin; }
heptspin operator - (heptspin h, int spin) { return h += -spin; }
heptspin& operator += (heptspin& h, wstep_t) { h = h + wstep; return h; }
heptagon *createStep(heptagon *h, int d) {
d = fixrot(d);
@@ -211,9 +212,7 @@ heptagon *createStep(heptagon *h, int d) {
hs.h = h;
hs.spin = 0;
hs.mirrored = false;
hs = hsstep(hs, -1);
hs = hsstep(hs, -1);
hs = hsstep(hs, -1);
hs = hs + wstep - 1 + wstep - 1 + wstep - 1;
connectHeptagons(h, d, hs.h, hs.spin);
}
else if(h->s == hsB && d == S7-1) {
@@ -221,9 +220,7 @@ heptagon *createStep(heptagon *h, int d) {
hs.h = h;
hs.spin = 0;
hs.mirrored = false;
hs = hsstep(hs, 1);
hs = hsstep(hs, 1);
hs = hsstep(hs, 1);
hs = hs + wstep + 1 + wstep + 1 + wstep + 1;
connectHeptagons(h, d, hs.h, hs.spin);
}
else