chore: remove tweener-based movement

sonic-radiance.love/scenes/battlesystem/actors/movable.lua

@@ -2,7 +2,6 @@ local ParentObject = require "scenes.battlesystem.actors.parent"
 local Movable = ParentObject:extend()
 
 local MOVEMENT_NONE = "none"
-local MOVEMENT_TWEENER = "tweener"
 local MOVEMENT_MOTION = "motion"
 local MOVEMENT_TARGET = "target"
 
@@ -50,27 +49,14 @@ end
 function Movable:stopMoving()
   self.xspeed, self.yspeed, self.zspeed = 0,0,0
   self.speed = 0
-  if (self.movementType == MOVEMENT_TWEENER) then
-    self:finishAction("goTo")
-    self.tweens:removeNamedTween("goTo")
-    self.tweens:removeTimer("goTo")
-    self.tweens:removeTimer("resetMovement")
-  end
   self:finishAction("goTo")
   self:updatePreviousPosition()
   self:resetMovementType()
 end
 
 function Movable:updateMovement(dt)
-  if (self.movementType == MOVEMENT_TWEENER) then
-    self:updateTweenerSpeed(dt)
-    self.speed = math.sqrt(self.xspeed^2 + self.yspeed^2)
-  elseif (self.movementType == MOVEMENT_MOTION) or (self.movementType == MOVEMENT_TARGET) then
-    self:updateMotion(dt)
-  end
-
+  self:updateMotion(dt)
   self:updateDirection()
-
   self:updatePreviousPosition()
 end
 
@@ -80,7 +66,7 @@ function Movable:updatePreviousPosition()
   self.zprevious = self.z
 end
 
--- Tweener movement functions
+-- GoTo movement functions
 
 function Movable:goTo(dx, dy, duration, easing)
   self:stopMoving()
@@ -100,11 +86,6 @@ function Movable:goTo3D(dx, dy, dz, duration, easing)
   self.movementType = MOVEMENT_TARGET
 end
 
-function Movable:updateTweenerSpeed(dt)
-  self.xspeed = (self.x - self.xprevious) / dt
-  self.yspeed = (self.y - self.yprevious) / dt
-end
-
 -- MOTION HANDLING
 
 function Movable:setMotion(speed, angle, vertAngle)