Searched refs:th_half (Results 1 – 1 of 1) sorted by relevance
633 double th_half; in calculateArc() local647 th_half = 0.5 * (_th1 - _th0); in calculateArc()648 t = (8.0 / 3.0) * sin(th_half * 0.5) * sin(th_half * 0.5) / sin(th_half); in calculateArc()