?? midpoint.m
字號(hào):
function [X_x,X_y]=midpoint(p1_x,p1_y, p2_x,p2_y)
rd = distance(p1_x,p1_y, p2_x,p2_y)/2.0;
ang = angle(p1_x,p1_y, p2_x,p2_y);
[X_x,X_y] = polar2re(p2_x,p2_y, rd, ang);
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