Function flash_glyph_at

src/display.c:1304–1321

* flash_glyph_at(x, y, glyph, repeatcount) * * Briefly flash between the passed glyph and the glyph that's * meant to be at the location. */

 * meant to be at the location.
 */
void
flash_glyph_at(coordxy x, coordxy y, int tg, int rpt)
{
    int i, glyph[2];

    rpt *= 2; /* two loop iterations per 'count' */
    glyph[0] = tg;
    glyph[1] = (svl.level.flags.hero_memory) ? levl[x][y].glyph
                                             : back_to_glyph(x, y);
    /* even iteration count (guaranteed) ends with glyph[1] showing;
       caller might want to override that, but no newsym() calls here
       in case caller has tinkered with location visibility */
    for (i = 0; i < rpt; i++) {
        show_glyph(x, y, glyph[i % 2]);
        flush_screen(1);
        nh_delay_output();
    }
}

/*
 * swallowed()