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product:: preliminary version (no turning)

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Zeno Rogue
2019-08-17 23:28:41 +02:00
parent f3dd779947
commit 6958cbcbd9
22 changed files with 349 additions and 116 deletions
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10
irregular.cpp
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@@ -41,8 +41,8 @@ vector<cellinfo> cells;
ld inner(hyperpoint h1, hyperpoint h2) {
return
hyperbolic ? h1[GDIM] * h2[GDIM] - h1[0] * h2[0] - h1[1] * h2[1] :
h1[GDIM] * h2[GDIM] + h1[0] * h2[0] + h1[1] * h2[1];
hyperbolic ? h1[LDIM] * h2[LDIM] - h1[0] * h2[0] - h1[1] * h2[1] :
h1[LDIM] * h2[LDIM] + h1[0] * h2[0] + h1[1] * h2[1];
}
hyperpoint circumscribe(hyperpoint a, hyperpoint b, hyperpoint c) {
@@ -71,7 +71,7 @@ hyperpoint circumscribe(hyperpoint a, hyperpoint b, hyperpoint c) {
h = h - c * inner(h, c);
}
if(h[GDIM] < 0) h[0] = -h[0], h[1] = -h[1], h[GDIM] = -h[GDIM];
if(h[LDIM] < 0) h[0] = -h[0], h[1] = -h[1], h[LDIM] = -h[LDIM];
ld i = inner(h, h);
if(i > 0) h /= sqrt(i);
@@ -328,7 +328,7 @@ bool step(int delta) {
hyperpoint best_h;
for(int k=0; k<isize(cells); k++) if(k != i && k != j && k != oldj) {
hyperpoint h = circumscribe(C0, p1.jpoints[j], p1.jpoints[k]);
if(h[GDIM] < 0) continue;
if(h[LDIM] < 0) continue;
if(!clockwise(t, h)) continue;
if(best_k == -1)
best_k = k, best_h = h;
@@ -839,7 +839,7 @@ bool save_map(const string& fname) {
println(f, origcells);
for(auto i: cells_of_heptagon[h->master]) if(cells[i].generation == 0) {
auto &ci = cells[i];
println(f, spaced(ci.p[0], ci.p[1], ci.p[GDIM]));
println(f, spaced(ci.p[0], ci.p[1], ci.p[LDIM]));
}
}
return true;