ref: fcb29de25ef3fc4ae82f09bf39e92447aaa51d85 dir: /sys/src/cmd/plot/libplot/dpoint.c/
#include "mplot.h" void dpoint(double x, double y){ draw(screen, Rect(SCX(x), SCY(y), SCX(x)+1, SCY(y)+1), getcolor(e1->foregr), nil, ZP); move(x, y); }