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ray:: horospherical hyperbolic honeycombs

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Zeno Rogue
2019-11-02 10:40:22 +01:00
parent bde53b5c78
commit 272c628229
4 changed files with 117 additions and 11 deletions
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13
hyperpoint.cpp
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@@ -586,6 +586,19 @@ EX transmatrix parabolic13(ld u, ld v) {
}
}
EX hyperpoint parabolic10(hyperpoint h) {
if(euclid) { h[MDIM] = 1; return h; }
else if(MDIM == 4) return hyperpoint(sinh(h[0]), h[1]/exp(h[0]), h[2]/exp(h[0]), cosh(h[0]));
else return hyperpoint(sinh(h[0]), h[1]/exp(h[0]), cosh(h[0]), 0);
}
EX hyperpoint deparabolic10(const hyperpoint h) {
if(euclid) return h;
ld x = -log(h[LDIM] - h[0]);
if(MDIM == 3) return hyperpoint(x, h[1] * exp(x), 1, 0);
return point31(x, h[1] * exp(x), h[2] * exp(x));
}
EX transmatrix spintoc(const hyperpoint& H, int t, int f) {
transmatrix T = Id;
ld R = hypot(H[f], H[t]);