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nisot:: azimuthal equidistant projection

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This commit is contained in:
Zeno Rogue 2019-08-14 20:44:31 +02:00
parent d1b366a1f9
commit 43bcc4e2bd
2 changed files with 8 additions and 1 deletions
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6
hypgraph.cpp
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@ -708,6 +708,12 @@ EX void applymodel(hyperpoint H, hyperpoint& ret) {
break; break;
case mdEquidistant: case mdEquiarea: case mdEquivolume: { case mdEquidistant: case mdEquiarea: case mdEquivolume: {
if(nonisotropic) {
H = nisot::inverse_exp(H, nisot::iTable, false);
if(nisot::local_perspective_used()) H = nisot::local_perspective * H;
ret = H; ret[3] = 1;
break;
}
ld zlev = find_zlev(H); ld zlev = find_zlev(H);
ld rad = hypot_d(DIM, H); ld rad = hypot_d(DIM, H);

3
models.cpp
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@ -197,7 +197,7 @@ EX namespace models {
} }
EX bool model_available(eModel pm) { EX bool model_available(eModel pm) {
if(nonisotropic) return among(pm, mdDisk, mdPerspective, mdGeodesic); if(nonisotropic) return among(pm, mdDisk, mdPerspective, mdGeodesic, mdEquidistant);
if(pm == mdGeodesic && !sol) return false; if(pm == mdGeodesic && !sol) return false;
if(sphere && (pm == mdHalfplane || pm == mdBall)) if(sphere && (pm == mdHalfplane || pm == mdBall))
return false; return false;
@ -225,6 +225,7 @@ EX namespace models {
if(m == mdDisk) return XLAT("simple model: projection"); if(m == mdDisk) return XLAT("simple model: projection");
if(m == mdPerspective) return XLAT("simple model: perspective"); if(m == mdPerspective) return XLAT("simple model: perspective");
if(m == mdGeodesic) return XLAT("native perspective"); if(m == mdGeodesic) return XLAT("native perspective");
if(m == mdEquidistant) return XLAT(mdinf[m].name_hyperbolic);
} }
if(m == mdDisk && DIM == 3) return XLAT("perspective in 4D"); if(m == mdDisk && DIM == 3) return XLAT("perspective in 4D");
if(m == mdHalfplane && DIM == 3 && hyperbolic) return XLAT("half-space"); if(m == mdHalfplane && DIM == 3 && hyperbolic) return XLAT("half-space");