if place_meeting(x+1,y,obj_wall)
{
блок впереди
}

if place_meeting(x-1,y,obj_wall)
{
блок сзади
}

if alarm[0]=-1
{
alarm[0]=30
instance_create(x,y,obj_pul)
}

gravity_direction=270;
gravity=0.5;

direction=obj_tank.direction
speed=10

speed=10
if obj_tank.sprite_index=N
direction=N

if room_end=true
{
draw_set_blend_mode(bm_subtract)
draw_rectangle_color(0,0,surface_get_width(surf),surface_get_height(surf),c_black,c_black,c_black,c_black,0)
draw_set_blend_mode(bm_normal)
}