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Code Issues Releases Wiki Activity

new projections mostly for Solv: Lie perspective and Lie orthogonal

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Zeno Rogue
2022-05-17 09:45:09 +02:00
parent 69a82a8ce1
commit a6dc4b9314
7 changed files with 162 additions and 14 deletions
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models.cpp
+15 -7
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@@ -193,11 +193,13 @@ EX namespace models {
return PIU(model_available(pm));
}
if(sl2) return pm == mdGeodesic;
if(nonisotropic) return among(pm, mdDisk, mdPerspective, mdHorocyclic, mdGeodesic, mdEquidistant, mdFisheye);
if(pm == mdGeodesic && !sol) return false;
if(nonisotropic) return among(pm, mdDisk, mdPerspective, mdHorocyclic, mdGeodesic, mdEquidistant, mdFisheye, mdLiePerspective, mdLieOrthogonal);
if(sphere && (pm == mdHalfplane || pm == mdBall))
return false;
if(GDIM == 2 && pm == mdPerspective) return false;
if(GDIM == 2 && is_perspective(pm)) return false;
if(pm == mdGeodesic && !nonisotropic) return false;
if(pm == mdLiePerspective && sphere) return false;
if(pm == mdLieOrthogonal && sphere) return false;
if(GDIM == 2 && pm == mdEquivolume) return false;
if(pm == mdThreePoint && !(GDIM == 3 && !nonisotropic && !prod)) return false;
if(GDIM == 3 && among(pm, mdBall, mdHyperboloid, mdFormula, mdPolygonal, mdRotatedHyperboles, mdSpiral, mdHemisphere)) return false;
@@ -208,8 +210,8 @@ EX namespace models {
}
EX bool has_orientation(eModel m) {
if(m == mdHorocyclic)
return hyperbolic;
if(among(m, mdHorocyclic, mdLieOrthogonal, mdLiePerspective))
return hyperbolic || in_h2xe();
if((m == mdPerspective || m == mdGeodesic) && panini_alpha) return true;
return
among(m, mdHalfplane, mdPolynomial, mdPolygonal, mdTwoPoint, mdJoukowsky, mdJoukowskyInverted, mdSpiral, mdSimulatedPerspective, mdTwoHybrid, mdHorocyclic, mdAxial, mdAntiAxial, mdQuadrant,
@@ -228,7 +230,7 @@ EX namespace models {
}
EX bool is_perspective(eModel m) {
return among(m, mdPerspective, mdGeodesic);
return among(m, mdPerspective, mdGeodesic, mdLiePerspective);
}
EX bool is_3d(const projection_configuration& p) {
@@ -256,7 +258,7 @@ EX namespace models {
if(m == mdHorocyclic && !sol) return XLAT("simple model: projection");
if(m == mdPerspective) return XLAT("simple model: perspective");
if(m == mdGeodesic) return XLAT("native perspective");
if(among(m, mdEquidistant, mdFisheye, mdHorocyclic)) return XLAT(mdinf[m].name_hyperbolic);
if(among(m, mdEquidistant, mdFisheye, mdHorocyclic, mdLiePerspective, mdLieOrthogonal)) return XLAT(mdinf[m].name_hyperbolic);
}
if(m == mdDisk && GDIM == 3) return XLAT("perspective in 4D");
if(m == mdHalfplane && GDIM == 3 && hyperbolic) return XLAT("half-space");
@@ -542,6 +544,12 @@ EX namespace models {
dialog::addBoolItem_action(XLAT("use atan to make it finite"), vpconf.use_atan, 'x');
}
if(among(vpmodel, mdLieOrthogonal, mdLiePerspective)) {
if(in_s2xe() || (sphere && GDIM == 2)) dialog::addInfo(XLAT("this is not a Lie group"), 0xC00000);
else if(!hyperbolic && !sol && !nih && !nil && !euclid && !in_h2xe() && !in_e2xe())
dialog::addInfo(XLAT("not implemented"));
}
if(vpmodel == mdBall && !vr_settings) {
dialog::addSelItem(XLAT("projection in ball model"), fts(vpconf.ballproj), 'x');
dialog::add_action([] () {