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bandfixer (for normal geometries)

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Zeno Rogue
2018-11-09 14:14:36 +01:00
parent 41445f00ca
commit c1af8f9d3a
4 changed files with 43 additions and 3 deletions
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25
hypgraph.cpp
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@@ -163,7 +163,7 @@ template<class T> void makeband(hyperpoint H, hyperpoint& ret, const T& f) {
ld x, y, yf, zf=0;
y = asin_auto(H[1]);
x = asin_auto_clamp(H[0] / cos_auto(y));
x = asin_auto_clamp(H[0] / cos_auto(y)) + band_shift;
if(sphere) {
if(H[2] < 0 && x > 0) x = M_PI - x;
else if(H[2] < 0 && x <= 0) x = -M_PI - x;
@@ -774,7 +774,7 @@ void drawrec(const heptspin& hs, hstate s, const transmatrix& V, int reclev) {
bool draw = c->pathdist < PINFD;
if(cells_drawn > vid.cells_drawn_limit || reclev >= 100 || std::isinf(V[2][2]) || std::isnan(V[2][2]))
if(cells_drawn > vid.cells_drawn_limit || reclev >= 10000 || std::isinf(V[2][2]) || std::isnan(V[2][2]) || V[2][2] > 1e8)
draw = false;
else if(vid.use_smart_range) {
draw = reclev < 2 ? true : in_smart_range(V);
@@ -817,7 +817,9 @@ void drawrec(const heptspin& hs, hstate s, const transmatrix& V, int reclev) {
hstate s2 = transition(s, d);
if(s2 == hsError) continue;
heptspin hs2 = hs + d + wstep;
drawrec(hs2, s2, V * heptmove[d], reclev+1);
transmatrix Vd = V * heptmove[d];
bandfixer bf(Vd);
drawrec(hs2, s2, Vd, reclev+1);
}
}
@@ -1345,4 +1347,21 @@ void draw_boundary(int w) {
*/
}
ld band_shift = 0;
void fix_the_band(transmatrix& T) {
if((models[pmodel].flags & mf::quasiband) && T[2][2] > 1e6) {
hyperpoint H = tC0(T);
find_zlev(H);
conformal::apply_orientation(H[0], H[1]);
ld y = asin_auto(H[1]);
ld x = asin_auto_clamp(H[0] / cos_auto(y));
band_shift += x;
// printf("fixing with shift = %lf\n", x);
T = xpush(-x) * T;
fixmatrix(T);
// todo orientation
}
}
}