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fixed Goldberg construction

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This commit is contained in:
Zeno Rogue 2019-11-25 22:08:43 +01:00
parent 622b683e33
commit a08b67d780
1 changed files with 5 additions and 3 deletions
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8
goldberg.cpp
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@ -529,11 +529,13 @@ EX namespace gp {
} }
transmatrix dir_matrix(int i) { transmatrix dir_matrix(int i) {
cell cc; cc.type = S7; auto ddspin = [] (int d) -> transmatrix {
return spin(M_PI - d * 2 * M_PI / S7 - cgi.hexshift);
};
return spin(-cgi.gpdata->alpha) * build_matrix( return spin(-cgi.gpdata->alpha) * build_matrix(
C0, C0,
ddspin(&cc, i) * xpush0(cgi.tessf), ddspin(i) * xpush0(cgi.tessf),
ddspin(&cc, i+1) * xpush0(cgi.tessf), ddspin(i+1) * xpush0(cgi.tessf),
C03 C03
); );
} }