image_alpha = 0
flash_count = 3
alarm[0] = 15alarm[0]if (image_alpha == 0) { if (!audio_is_playing(snd_bullet_warning)) audio_play_sound(snd_bullet_warning, 1, 0) image_alpha = 1 flash_count -= 1 } else { image_alpha = 0 if (flash_count <= 0) instance_destroy() } alarm[0] = 15