collision_line() и все получится

еще нужно дописать коешто (если к игроку нет препятствий и т.д)

in_left = 0
in_right = 0
in_up = 0
in_down = 0

if keyboard_check(vk_up)
{
y-=1
in_up = 1
}
if keyboard_check_release(vk_up)
{
in_up = 0
}
if keyboard_check(vk_down)
{
y+=1
in_up = 1
}
if keyboard_check_release(vk_down)
{
in_down = 0
}

if keyboard_check(vk_left)
{
x-=1
in_left = 1
}
if keyboard_check_release(vk_left)
{
in_left = 0
}

if keyboard_check(vk_right)
{
x+=1
in_right = 1
}
if keyboard_check_release(vk_right)
{
in_right = 0
}
if mouse_check(mb_left)
{
instance_create(x,y,object)
// можно заменить на кейст или елсеиф
if in_up move_towards_point(x,y-1,object)
if in_down move_towards_point(x,y+1,object)
if in_left move_towards_point(x-1,y,object)
if in_right move_towards_point(x+1,y,object)

if keyboard_check(vk_up)
{
y-=1
in_up = 1
in_down = 0
in_left = 0
in_right = 0
}
if keyboard_check(vk_down)
{
y+=1
in_up = 0
in_down = 1
in_left = 0
in_right = 0

}

if keyboard_check(vk_left)
{
x-=1
in_up = 0
in_down = 0
in_left = 1
in_right = 0
}
if keyboard_check(vk_right)
{
x+=1
in_up = 0
in_down = 0
in_left = 0
in_right = 1
}
if mouse_check(mb_left)
{
instance_create(x,y,object)
// можно заменить на кейст или елсеиф
if in_up move_towards_point(x,y-1,object)
if in_down move_towards_point(x,y+1,object)
if in_left move_towards_point(x-1,y,object)
if in_right move_towards_point(x+1,y,object)

if global.curforce > global.maxforce-200
{
draw_sprite(Force00,0,view_xview[0],view_yview[0]+420);
}
if global.curforce > global.maxforce-175
{
draw_sprite(Force02,0,view_xview[0],view_yview[0]+420);
}
if global.curforce > global.maxforce-150
{
draw_sprite(Force03,0,view_xview[0],view_yview[0]+420);
}
if global.curforce > global.maxforce-125
{
draw_sprite(Force04,0,view_xview[0],view_yview[0]+420);
}
if global.curforce > global.maxforce-100
{
draw_sprite(Force05,0,view_xview[0],view_yview[0]+420);
}
if global.curforce > global.maxforce-75
{
draw_sprite(Force06,0,view_xview[0],view_yview[0]+420);
}
if global.curforce > global.maxforce-50
{
draw_sprite(Force07,0,view_xview[0],view_yview[0]+420);
}
if global.curforce > global.maxforce-25
{
draw_sprite(Force08,0,view_xview[0],view_yview[0]+420);
}
if global.curforce > global.maxforce
{
draw_sprite(Force09,0,view_xview[0],view_yview[0]+420);
}