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hemisphere works nicely in Euclidean and spherical

This commit is contained in:
Zeno Rogue 2020-12-27 17:50:26 +01:00
parent f9d65a2e37
commit 69e121bd16
1 changed files with 9 additions and 7 deletions
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16
hypgraph.cpp
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@ -610,17 +610,18 @@ EX void apply_other_model(shiftpoint H_orig, hyperpoint& ret, eModel md) {
case mdHemisphere: {
#if CAP_VR
ld dir = vrhr::state == 2 ? -1:1;
#else
constexpr ld dir = 1;
#endif
switch(cgclass) {
case gcHyperbolic: {
ld zl = zlevel(H);
ret = H / H[2];
ret[2] = sqrt(1 - sqhypot_d(2, ret));
// need to reverse in VR
#if CAP_VR
ld dir = vrhr::state == 2 ? -1:1;
#else
constexpr ld dir = 1;
#endif
ret = ret * (1 + (zl - 1) * ret[2] * pconf.depth_scaling * dir);
break;
}
@ -634,7 +635,8 @@ EX void apply_other_model(shiftpoint H_orig, hyperpoint& ret, eModel md) {
ld y = x / hd;
ret = H * x / hd / pconf.euclid_to_sphere;
ret[2] = (1 - y);
ret = ret * (1 + (H[2]-1) * y * pconf.depth_scaling / pconf.euclid_to_sphere);
ret[2] *= dir;
ret = ret * (1 + (H[2]-1) * y * pconf.depth_scaling * dir / pconf.euclid_to_sphere);
}
break;
}
@ -643,7 +645,7 @@ EX void apply_other_model(shiftpoint H_orig, hyperpoint& ret, eModel md) {
ret = H;
if(pconf.depth_scaling != 1) {
ld v = intval(H, Hypc);
ret *= pow(v, (pconf.depth_scaling-1) / 2);
ret *= pow(v, (dir * pconf.depth_scaling-1) / 2);
}
break;
}