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simplified embedded shift

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Zeno Rogue 2023-01-07 19:47:19 +01:00
parent 8136d9b554
commit 64b5c52b80
1 changed files with 4 additions and 5 deletions
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9
hypgraph.cpp
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@ -3283,7 +3283,7 @@ EX transmatrix get_shift_view_of(const hyperpoint H, const transmatrix V, eShift
case smIsotropic:
return rgpushxto0(direct_exp(H)) * V;
case smEmbedded:
return get_shift_view_embedded_of(V, rgpushxto0(direct_exp(H))) * V;
return get_shift_view_embedded_of(V, rgpushxto0(direct_exp(H)));
case smLie: {
transmatrix IV = view_inverse(View);
transmatrix view_shift = eupush( tC0(IV) );
@ -3324,15 +3324,14 @@ EX transmatrix get_shift_view_embedded_of(const transmatrix V, const transmatrix
transmatrix V1 = T * V;
transmatrix IV1 = view_inverse(V1);
transmatrix rot1 = V1 * map_relative_push(IV1 * C0);
return rot * inverse(rot1) * T;
return rot * inverse(rot1) * V1;
}
/** works in embedded_plane (except embedded product where shift_view works) */
void shift_view_embedded(const transmatrix T) {
transmatrix R = get_shift_view_embedded_of(View, T);
View = R * View;
View = get_shift_view_embedded_of(View, T);
auto& wc = current_display->which_copy;
wc = R * wc;
wc = get_shift_view_embedded_of(wc, T);
}
EX transmatrix get_shift_view_embedded_of_esl2(const transmatrix V, const hyperpoint h) {