Searched refs:dk (Results 1 – 1 of 1) sorted by relevance
335 point_t dk; /* direction of k-k1 */ in calc_lon() local420 dk.x = sign(pt[k].x-pt[k1].x); in calc_lon()421 dk.y = sign(pt[k].y-pt[k1].y); in calc_lon()428 b = xprod(constraint[0], dk); in calc_lon()430 d = xprod(constraint[1], dk); in calc_lon()