11 set_cursor_visibility(false);
13 unsigned char* fb = get_framebuffer();
14 Rect scrn_sz = get_screen_size();
16 for(int i=0; i<scrn_sz.height; i++) {
17 for(int j=0; j<scrn_sz.width; j++) {
18 unsigned char color0[3] = {255, 0, 0};
19 unsigned char color1[3] = {0, 0, 255};
22 //red blue chessboard 16 pxls size
23 if(((j >> 4) & 1) == ((i >> 4) & 1)) {
38 clear_screen(0, 0, 0);