Lines Matching defs:a2
360 VGfloat a1, a2, b1, b2, c1, c2; /* Coefficients of line eqns */373 a2 = y4 - y3;377 r1 = a2 * x1 + b2 * y1 + c2;378 r2 = a2 * x2 + b2 * y2 + c2;432 VGfloat a1, a2, delta, delta_normalized;437 a2 = line_angle(l2);439 delta = a2 - a1;