queryList[i7].parent = i5; int t1 = newTrapezoid(); // middle left int t2 = newTrapezoid(); // middle right int t3 = newTrapezoid(); // bottom-most int t4 = newTrapezoid(); // topmost
int tl = newTrapezoid(); // tl is the new lower trapezoid trapezoidList[tl].valid = true; trapezoidList[tl] = trapezoidList[tu]; int tl = newTrapezoid(); // tl is the new lower trapezoid trapezoidList[tl].valid = true; trapezoidList[tl] = trapezoidList[tu]; queryList[i1].parent = sk; tn = newTrapezoid();