prevent infinite recursion

This commit is contained in:
David Rose 2008-03-24 23:05:47 +00:00
parent 81bef7355c
commit 336fb90627
2 changed files with 20 additions and 15 deletions

View File

@ -767,6 +767,7 @@ intersects_parabola(double &t, const Parabolaf &parabola,
// point and comparing its distance from the linear intervening
// point.
double tmid = (t1 + t2) * 0.5;
if (tmid != t1 && tmid != t2) {
LPoint3f pmid = parabola.calc_point(tmid);
LPoint3f pmid2 = (p1 + p2) * 0.5f;
@ -777,6 +778,7 @@ intersects_parabola(double &t, const Parabolaf &parabola,
}
return intersects_parabola(t, parabola, tmid, t2, pmid, p2);
}
}
// The line segment is sufficiently close; compare the segment itself.
double t1a, t2a;

View File

@ -853,6 +853,8 @@ intersects_parabola(double &t, const Parabolaf &parabola,
// point and comparing its distance from the linear intervening
// point.
double tmid = (t1 + t2) * 0.5;
if (tmid != t1 && tmid != t2) {
LPoint3f pmid = parabola.calc_point(tmid);
LPoint3f pmid2 = (p1 + p2) * 0.5f;
@ -863,6 +865,7 @@ intersects_parabola(double &t, const Parabolaf &parabola,
}
return intersects_parabola(t, parabola, tmid, t2, pmid, p2);
}
}
// The line segment is sufficiently close; compare the segment itself.
double t1a, t2a;