Lines Matching refs:dy
161 double dy = y3-y1;
162 double d = fabs(((x2 - x3) * dy - (y2 - y3) * dx));
169 if(d * d <= m_distance_tolerance_square * (dx*dx + dy*dy))
198 da = dx*dx + dy*dy;
205 d = ((x2 - x1)*dx + (y2 - y1)*dy) / da;
214 else d = calc_sq_distance(x2, y2, x1 + d*dx, y1 + d*dy);
420 double dy = y4-y1;
422 double d2 = fabs(((x2 - x4) * dy - (y2 - y4) * dx));
423 double d3 = fabs(((x3 - x4) * dy - (y3 - y4) * dx));
432 k = dx*dx + dy*dy;
443 d2 = k * (da1*dx + da2*dy);
446 d3 = k * (da1*dx + da2*dy);
455 else d2 = calc_sq_distance(x2, y2, x1 + d2*dx, y1 + d2*dy);
459 else d3 = calc_sq_distance(x3, y3, x1 + d3*dx, y1 + d3*dy);
482 if(d3 * d3 <= m_distance_tolerance_square * (dx*dx + dy*dy))
516 if(d2 * d2 <= m_distance_tolerance_square * (dx*dx + dy*dy))
550 if((d2 + d3)*(d2 + d3) <= m_distance_tolerance_square * (dx*dx + dy*dy))