ref: 5fc5c18208546c77f2c279f7f6acf6b01a2d2645 dir: /sys/src/cmd/plot/libplot/rmove.c/
#include "mplot.h" void rmove(double xx, double yy){ e1->copyx += xx; e1->copyy += yy; move(e1->copyx, e1->copyy); }