dos33fsprogs/gr-sim/rainbow.c
Vince Weaver e99d77f6fd gr-sim: minimal text mode support
still need to implement cout()
2017-05-17 17:14:47 -04:00

41 lines
462 B
C

#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include "gr-sim.h"
int main(int argc, char **argv) {
int x,y,ch;
grsim_init();
gr();
/* Put rainbow on screen */
for(y=0;y<40;y++) for(x=0;x<40;x++) {
color_equals(y%16);
basic_plot(x,y);
}
color_equals(15);
basic_vlin(0,40,20);
color_equals(0);
basic_hlin(0,40,20);
while(1) {
grsim_update();
ch=grsim_input();
if (ch=='q') break;
usleep(100000);
}
return 0;
}