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3d:: fixed invis_point and behindsphere

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This commit is contained in:
Zeno Rogue 2019-04-03 20:32:30 +02:00
parent 217a643605
commit 6b91dc2d7d
1 changed files with 3 additions and 3 deletions
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6
hypgraph.cpp
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@ -709,11 +709,11 @@ bool behindsphere(const hyperpoint& h) {
if(mdBandAny()) return false;
if(vid.alpha > 1) {
if(h[2] > -1/vid.alpha) return true;
if(h[DIM] > -1/vid.alpha) return true;
}
if(vid.alpha <= 1) {
if(h[2] < .2-vid.alpha) return true;
if(h[DIM] < .2-vid.alpha) return true;
}
return false;
@ -786,7 +786,7 @@ transmatrix applyspin(const heptspin& hs, const transmatrix& V) {
}
bool invis_point(const hyperpoint h) {
if(DIM == 2 || sphere) return false;
if(DIM == 2 || sphere || pmodel != mdPerspective) return false;
return h[2] < 0;
}