Searched refs:cos_line (Results 1 – 1 of 1) sorted by relevance
451 VGfloat cos_line, rad = 0; in line_angles() local456 cos_line = (line_dx(l1)*line_dx(l2) + line_dy(l1)*line_dy(l2)) / in line_angles()460 if (cos_line >= -1.0 && cos_line <= 1.0) in line_angles()461 rad = acos(cos_line); in line_angles()