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transmatrix back to old definition (some weird bugs?) but improved

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Zeno Rogue
2019-08-07 20:03:50 +02:00
parent 64e212cd42
commit 60bf28f359
4 changed files with 38 additions and 24 deletions
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26
hyper.h
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@@ -348,14 +348,10 @@ struct hyperpoint : array<ld, MAXMDIM> {
}
};
struct transmatrix : array<hyperpoint, MAXMDIM> {
transmatrix() {}
transmatrix(hyperpoint a, hyperpoint b, hyperpoint c, hyperpoint d) {
(*this)[0] = a;
(*this)[1] = b;
(*this)[2] = c;
(*this)[3] = d;
}
struct transmatrix {
ld tab[MAXMDIM][MAXMDIM];
hyperpoint& operator [] (int i) { return (hyperpoint&)tab[i][0]; }
const ld * operator [] (int i) const { return tab[i]; }
};
inline hyperpoint operator * (const transmatrix& T, const hyperpoint& H) {
@@ -377,16 +373,12 @@ inline transmatrix operator * (const transmatrix& T, const transmatrix& U) {
return R;
}
inline transmatrix diag(ld a, ld b, ld c, ld d) {
transmatrix T;
for(int i=0; i<MAXMDIM; i++) for(int j=0; j<MAXMDIM; j++) T[i][j] = 0;
T[0][0] = a;
T[1][1] = b;
T[2][2] = c;
#if MAXMDIM==4
T[3][3] = d;
constexpr transmatrix diag(ld a, ld b, ld c, ld d) {
#if MAXMDIM==3
return transmatrix{{{a,0,0}, {0,b,0}, {0,0,c}}};
#else
return transmatrix{{{a,0,0,0}, {0,b,0,0}, {0,0,c,0}, {0,0,0,d}}};
#endif
return T;
}
const static hyperpoint Hypc = hyperpoint(0, 0, 0, 0);