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fixed problems with Euclidean [move before]

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Zeno Rogue
2019-05-15 09:34:40 +02:00
parent e5d6278ab1
commit 79de14b649
3 changed files with 21 additions and 18 deletions
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6
hyperpoint.cpp
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@@ -335,9 +335,11 @@ bool eqmatrix(transmatrix A, transmatrix B, ld eps) {
#if MAXMDIM >= 4
// in the 3D space, move the point h orthogonally to the (x,y) plane by z units
hyperpoint orthogonal_move(const hyperpoint& h, ld z) {
if(!hyperbolic) return rgpushxto0(h) * cpush(2, z) * C0;
if(euclid) return hpxy3(h[0], h[1], h[2] + z);
ld u = 1;
if(h[2]) z += asinh(h[2]), u /= acosh(z);
u *= cosh(z);
if(h[2]) z += asin_auto(h[2]), u /= acos_auto(z);
u *= cos_auto(z);
return hpxy3(h[0] * u, h[1] * u, sinh(z));
}
#endif