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fixed some linewidth issues

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Zeno Rogue 2022-10-23 15:40:37 +02:00
parent 472cbe205b
commit b8b1df01e7
1 changed files with 18 additions and 1 deletions
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19
drawing.cpp
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@ -809,7 +809,13 @@ void dqi_poly::gldraw() {
#endif
EX ld scale_at(const shiftmatrix& T) {
if(GDIM == 3 && pmodel == mdPerspective) return 1 / abs((tC0(unshift(T)))[2]);
if(GDIM == 3 && pmodel == mdPerspective) {
ld z = (tC0(unshift(T)))[2];
if(z == 0) return 1;
z = 1 / abs(z);
if(z > 10) return 10;
return z;
}
if(sol) return 1;
hyperpoint h1, h2, h3;
applymodel(tC0(T), h1);
@ -841,6 +847,17 @@ EX ld linewidthat(const shiftpoint& h) {
return dfc;
}
}
else if(hyperbolic && pmodel == mdRelPerspective) {
if(abs(h[3]) < 1e-6) return 1;
return 1 / (1 + abs(h[3]));
}
else if(sl2 && pmodel == mdRelPerspective) {
if(abs(h[2]) < 1e-6) return 1;
return 1 / (1 + abs(h[2]));
}
else if(hyperbolic && GDIM == 3 && pmodel == mdPerspective && pconf.alpha == 0 && h[3] < 0.99) {
return 1;
}
else if(perfect_linewidth >= (inHighQual ? 1 : 2)) {
hyperpoint h0 = h.h / zlevel(h.h);
shiftmatrix T = shiftless(rgpushxto0(h0), h.shift);