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AiController = {}
AiController.__index = AiController
function AiController:new(controlling)
return setmetatable({
controlling = controlling,
time = 0
}, AiController)
end
function AiController:follow(target)
self.target = target
end
function AiController:update(dt)
if self.target ~= nil and not self.target.knockback then
diff = self.target.position - self.controlling.position
self.controlling.velocity = diff:normal() * 20
self.controlling:transition_to(States.Walk)
end
self.time += dt
if self.time >= 5 then
self:shoot()
self.time = 0
end
end
function gliding_gun()
_glider_damage = { amount = 2, knockback = { magnitude = 300, time = 0.070 } }
GlidingGunBuilder = EntityBuilder:new(World)
function GlidingGunBuilder:transition_state()
end
return GlidingGunBuilder:b_type(Entities.Bullet)
:b_line_of_sight(vec2(1, 0))
:b_position(vec2(100, 100))
:b_health()
:b_render_order(0)
:b_collidable()
:b_live_for(2)
:b_velocity(vec2(-40, 0))
:b_collision_bounds(vec2(3, 4), vec2(5, 6))
:b_add_state(
States.Active, {
animation = {
pos_y = { sequence = { 75, 76, 77, 78 }, dt = 0.10 },
neg_y = { sequence = { 75, 76, 77, 78 }, dt = 0.10, reflect = vec2(true, true) },
pos_x = { sequence = { 75, 76, 77, 78 }, dt = 0.10 },
neg_x = { sequence = { 75, 76, 77, 78 }, dt = 0.10, reflect = vec2(true, true) }
}
}
)
:b_damage(_glider_damage)
:b_state(States.Active)
:build()
end
function AiController:shoot()
diff = (self.target.position - self.controlling.position):normal() * 50
a, b, c = gliding_gun(), gliding_gun(), gliding_gun()
a.position = vec2(self.controlling.position)
a.velocity = diff:clockwise_rotate(-0.05)
b.position = vec2(self.controlling.position)
b.velocity = diff:clockwise_rotate(0.05)
c.position = vec2(self.controlling.position)
c.velocity = diff
end
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