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rogueviz:: gen_dual

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Zeno Rogue 2022-04-07 20:58:53 +02:00
parent 0f49333644
commit d075987fa4
1 changed files with 35 additions and 1 deletions
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36
rogueviz/extra-projections.cpp
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@ -183,7 +183,41 @@ void add_extra_projections() {
}); });
} }
int ar = addHook(hooks_initialize, 100, add_extra_projections); void gen_dual() {
int q = isize(mdinf);
eModel p = pmodel;
auto& mo= mdinf[p];
mdinf.push_back(mo);
auto& m = mdinf.back();
m.name_hyperbolic = strdup((string("dual to ") + mo.name_spherical).c_str());
m.name_euclidean = strdup((string("dual to ") + mo.name_euclidean).c_str());
m.name_spherical = strdup((string("dual to ") + mo.name_hyperbolic).c_str());
while(isize(extra_projections) < q) extra_projections.emplace_back();
extra_projections.emplace_back([p] (shiftpoint& H_orig, hyperpoint& H, hyperpoint& ret) {
if(hyperbolic) {
auto Hdual = H_orig;
auto& H1 = Hdual.h;
H1 /= H1[2];
H1[2] = sqrt(1 - H1[0] * H1[0] - H1[1] * H1[1]);
dynamicval<eGeometry> g(geometry, gSphere);
apply_other_model(Hdual, ret, p);
}
else if(sphere) {
auto Hdual = H_orig;
auto& H1 = Hdual.h;
H1 /= H1[2];
H1[2] = sqrt(1 + H1[0] * H1[0] + H1[1] * H1[1]);
dynamicval<eGeometry> g(geometry, gNormal);
apply_other_model(Hdual, ret, p);
}
else
apply_other_model(H_orig, ret, p);
});
pmodel = eModel(q);
}
int ar = addHook(hooks_initialize, 100, add_extra_projections)
+ arg::add3("-gen-dual", gen_dual);
} }
} }