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Code Issues Releases Wiki Activity

dual tilings

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Zeno Rogue
2018-08-30 02:11:43 +02:00
parent d95fc4b8d4
commit 829850a701
12 changed files with 119 additions and 45 deletions
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16
geometry2.cpp
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@@ -408,6 +408,10 @@ hyperpoint get_corner_position(cell *c, int cid, ld cf) {
hyperpoint h1 = xspinpush0(-t1.first, t1.second * 3 / cf * (ac.real_faces == 0 ? 0.999 : 1));
return mid3(C0, h0, h1);
}
if(DUAL) {
auto& t0 = ac.get_triangle(c->master, 2*cid-1);
return xspinpush0(-t0.first, t0.second * 3 / cf * (ac.real_faces == 0 ? 0.999 : 1));
}
}
if(PURE) {
return ddspin(c,cid,M_PI/S7) * xpush0(hcrossf * 3 / cf);
@@ -447,6 +451,11 @@ hyperpoint nearcorner(cell *c, int i) {
auto& t = ac.get_triangle(c->master, i);
return xspinpush0(-t.first, t.second);
}
if(DUAL) {
auto &ac = arcm::current;
auto& t = ac.get_triangle(c->master, i * 2);
return xspinpush0(-t.first, t.second);
}
}
if(binarytiling) {
ld yx = log(2) / 2;
@@ -505,9 +514,10 @@ hyperpoint farcorner(cell *c, int i, int which) {
int n1 = isize(ac.adjacent[id1]);
return spin(-t.first - M_PI / c->type) * xpush(ac.inradius[id/2] + ac.inradius[id1/2]) * xspinpush0(M_PI + M_PI/n1*(which?3:-3), ac.circumradius[id1/2]);
}
if(BITRUNCATED) {
if(BITRUNCATED || DUAL) {
int mul = DUAL ? 2 : 1;
auto &ac = arcm::current;
auto adj = ac.get_adj(c->master, i);
auto adj = ac.get_adj(c->master, i * mul);
heptagon h; cell cx; cx.master = &h;
arcm::id_of(&h) = adj.first;
arcm::parent_index_of(&h) = adj.second;
@@ -516,7 +526,7 @@ hyperpoint farcorner(cell *c, int i, int which) {
auto& t2 = arcm::current.get_triangle(adj);
return spin(-t1.first) * xpush(t1.second) * spin(M_PI + t2.first) * get_corner_position(&cx, which ? -1 : 2);
return spin(-t1.first) * xpush(t1.second) * spin(M_PI + t2.first) * get_corner_position(&cx, which ? -mul : 2*mul);
}
}