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small refactor

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This commit is contained in:
Zeno Rogue 2018-11-01 19:02:09 +01:00
parent e070de9ae7
commit 115b9b0f45
1 changed files with 10 additions and 5 deletions
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15
polygons.cpp
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@ -585,6 +585,15 @@ void dqi_poly::gldraw() {
}
#endif
double scale_at(const transmatrix& T) {
using namespace hyperpoint_vec;
hyperpoint h1, h2, h3;
applymodel(tC0(T), h1);
applymodel(T * xpush0(.01), h2);
applymodel(T * ypush(.01) * C0, h3);
return sqrt(hypot2(h2-h1) * hypot2(h3-h1) / .0001);
}
double linewidthat(const hyperpoint& h) {
if(!(vid.antialias & AA_LINEWIDTH)) return 1;
else if(hyperbolic && pmodel == mdDisk && vid.alpha == 1) {
@ -601,11 +610,7 @@ double linewidthat(const hyperpoint& h) {
using namespace hyperpoint_vec;
hyperpoint h0 = h / zlevel(h);
transmatrix T = rgpushxto0(h0);
hyperpoint h1, h2, h3;
applymodel(h0, h1);
applymodel(T * xpush0(.01), h2);
applymodel(T * ypush(.01) * C0, h3);
return sqrt(hypot2(h2-h1) * hypot2(h3-h1) / .0001);
return scale_at(T);
}
return 1;
}