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Code Issues Releases Wiki Activity

3D:: fixed sphere to determine the current cell correctly

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? 2019-02-25 15:55:44 +01:00 committed by Zeno Rogue
parent 6c2c899d2a
commit 46250081ec
1 changed files with 21 additions and 11 deletions
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32
sphere.cpp
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@ -174,6 +174,8 @@ array<hyperpoint, 60> dodefaces;
hyperpoint zero4;
int root;
ld norm(hyperpoint a, hyperpoint b) {
ld res = 0;
for(int i=0; i<4; i++) res += pow(a[i]-b[i], 2);
@ -182,6 +184,7 @@ ld norm(hyperpoint a, hyperpoint b) {
void gen600() {
vertices120.clear();
root = 23;
/// coordinates taken from Wikipedia
@ -264,10 +267,13 @@ void gen600() {
for(int i=0; i<120; i++)
for(int z=0; z<4; z++) set_column(vmatrix120[i], z, vertices120[js[i][z]]);
for(int i=0; i<120; i++) println(hlog, i, ": ", js[i], " -> ", vmatrix120[i]);
for(int i=0; i<120; i++) {
println(hlog, i, ": ", js[i], " -> ", vmatrix120[i]);
println(hlog, vmatrix120[i] * hyperpoint(1,0,0,0), " should be ", vertices120[i]);
}
adj0.clear();
for(int i=0; i<120; i++) if(inedge[0][i]) adj0.push_back(i);
for(int i=0; i<120; i++) if(inedge[root][i]) adj0.push_back(i);
using namespace hyperpoint_vec;
@ -283,7 +289,7 @@ void gen600() {
int at = pentagon[0];
for(int d=0; d<5; d++) {
for(int s: pentagon) if(inedge[at][s] && s != illegal) {
hyperpoint m = vertices120[0] + vertices120[ot] + vertices120[at] + vertices120[s];
hyperpoint m = vertices120[root] + vertices120[ot] + vertices120[at] + vertices120[s];
m = mid(m, m);
println(hlog, id, ": ", m);
dodefaces[id++] = m;
@ -319,10 +325,10 @@ struct hrmap_spherical3 : hrmap {
for(int i=0; i<120; i++) {
for(int k=0; k<12; k++) {
hyperpoint which = vmatrix120[i] * inverse(vmatrix120[0]) * vertices120[adj0[k]];
hyperpoint which = vmatrix120[i] * inverse(vmatrix120[root]) * vertices120[adj0[k]];
for(int s=0; s<120; s++) if(hdist(which, vertices120[s]) < 1e-6) {
cells[i]->move(k) = cells[s];
println(hlog, i,".",k, " -> ", s, " ; ", js[i]);
println(hlog, i,".",k, " -> ", s, " ; ", js[i], " distance = ", hdist(vertices120[i], vertices120[s]));
}
}
}
@ -334,24 +340,28 @@ struct hrmap_spherical3 : hrmap {
cells[i]->c.setspin(k, l, false);
}
heptagon *getOrigin() { return cells[0]; }
heptagon *getOrigin() { return cells[root]; }
~hrmap_spherical3() {
for(int i=0; i<120; i++) tailored_delete(cells[i]);
}
};
transmatrix gmatr(heptagon *h) {
return vmatrix120[h->zebraval] * inverse(vmatrix120[root]);
}
transmatrix relative_matrix(heptagon *h2, heptagon *h1) {
return inverse(gmatr(h1)) * gmatr(h2);
}
void draw() {
auto m = (hrmap_spherical3*) currentmap;
int old = viewctr.at->zebraval;
for(int i=0; i<120; i++)
drawcell(m->cells[i]->c7, View * vmatrix120[0] * inverse(vmatrix120[old]) * vmatrix120[i] * inverse(vmatrix120[0]), 0, false);
}
transmatrix relative_matrix(heptagon *h2, heptagon *h1) {
return vmatrix120[0] * inverse(vmatrix120[h1->zebraval]) * vmatrix120[h2->zebraval] * inverse(vmatrix120[0]);
drawcell(m->cells[i]->c7, View * relative_matrix(m->cells[i], viewctr.at), 0, false);
}
void makewax(int x) {