sonic-radiance.love/birb/classes/3D/box.lua

@@ -42,6 +42,7 @@ end
 
 function Box:getShape()
     local x, y, z, w, h, d = self:getArea()
+    return x, y-z-d, w, h+d
 end
 
 function Box:getCorners()

sonic-radiance.love/birb/modules/world/actors/actor2D.lua

@@ -21,6 +21,7 @@
   IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
   CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 ]]
+local Rect = require "birb.classes.2D.rect"
 
 local BaseActor = require "birb.modules.world.actors.mixins.base"
 local SpritedActor = require("birb.modules.world.actors.mixins.sprites")
@@ -28,7 +29,7 @@ local TimedActor = require("birb.modules.world.actors.mixins.timers")
 local InputActor = require("birb.modules.world.actors.mixins.inputs")
 local PhysicalActor = require("birb.modules.world.actors.mixins.physics")
 
-local Actor2D = Object:extend()
+local Actor2D = Rect:extend()
 Actor2D:implement(BaseActor)
 Actor2D:implement(SpritedActor)
 Actor2D:implement(TimedActor)
@@ -41,8 +42,10 @@ local Hitbox  = require "birb.modules.world.actors.utils.hitbox2D"
 -- Initialise the actor and its base functions
 
 function Actor2D:new(world, type, x, y, w, h, isSolid)
+  Actor2D.super.new(self, x, y, w, h)
+
   self:init(world, type)
-  self:initPhysics(Hitbox, x, y, 0, w, h, 0, isSolid)
+  self:initPhysics(Hitbox, isSolid)
   self:initTimers()
   self:initSprite()
   self:initKeys()
@@ -137,10 +140,6 @@ end
 -- DRAW FUNCTIONS
 -- Draw the actors.
 
-function Actor2D:getShape()
-  return (self.x), (self.y), self.w, (self.h)
-end
-
 function Actor2D:draw()
   self:drawStart()
   local x, y = math.floor(self.x), math.floor(self.y)

sonic-radiance.love/birb/modules/world/actors/actor3D.lua

@@ -24,6 +24,7 @@
 
 local Hitbox  = require("birb.modules.world.actors.utils.hitbox3D")
 local Boxes   = require("birb.modules.world.actors.utils.boxes")
+local BasicBox = require "birb.classes.3D.box"
 
 local BaseActor = require("birb.modules.world.actors.mixins.base")
 local SpritedActor = require("birb.modules.world.actors.mixins.sprites")
@@ -32,7 +33,7 @@ local InputActor = require("birb.modules.world.actors.mixins.inputs")
 local PhysicalActor = require("birb.modules.world.actors.mixins.physics")
 local Shape3DActor = require("birb.modules.world.actors.mixins.shapes")
 
-local Actor3D = Object:extend()
+local Actor3D = BasicBox:extend()
 Actor3D:implement(BaseActor)
 Actor3D:implement(SpritedActor)
 Actor3D:implement(TimedActor)
@@ -44,8 +45,9 @@ Actor3D:implement(Shape3DActor)
 -- Initialise the actor and its base functions
 
 function Actor3D:new(world, type, x, y, z, w, h, d, isSolid)
+  Actor3D.super.new(self, x, y, z, w, h, d)
   self:init(world, type)
-  self:initPhysics(Hitbox, x, y, z, w, h, d, isSolid)
+  self:initPhysics(Hitbox, isSolid)
   self:initTimers()
   self:initSprite()
   self:initKeys()
@@ -161,10 +163,6 @@ function Actor3D:drawShadow(x, y)
   utils.graphics.resetColor()
 end
 
-function Actor3D:getShape()
-  return (self.x), (self.y - self.z - self.d), self.w, (self.h + self.d)
-end
-
 function Actor3D:draw()
   self:drawStart()
   if (self.box ~= nil) then

sonic-radiance.love/birb/modules/world/actors/mixins/physics.lua

@@ -3,15 +3,9 @@ PhysicalActor = Object:extend()
 -- PHYSICS FUNCTIONS
 -- Raw implementation of everything common in physics
 
-function PhysicalActor:initPhysics(hitboxObj, x, y, z, w, h, d, isSolid)
+function PhysicalActor:initPhysics(hitboxObj, isSolid)
-    self:setCoordinate(x, y, z)
-
     self.isSolid  = isSolid or false
 
-    self.w = w or 0
-    self.h = h or 0
-    self.d = d or 0
-
     self.xsp = 0
     self.ysp = 0
     self.zsp = 0
@@ -29,12 +23,6 @@ function PhysicalActor:initPhysics(hitboxObj, x, y, z, w, h, d, isSolid)
     self:addUpdateFunction(self.autoMove)
 end
 
-function PhysicalActor:setCoordinate(x, y, z, w, h, d)
-    self.x = x or self.x
-    self.y = y or self.y
-    self.z = z or self.z
-end
-
 function PhysicalActor:setBounceFactor(newBounceFactor)
     self.bounceFactor = newBounceFactor or 0
 end
@@ -57,7 +45,9 @@ function PhysicalActor:getFuturePosition(dt)
     local dx, dy, dz
     dx = self.x + self.xsp * dt
     dy = self.y + self.ysp * dt
+    if (self.z ~= nil) then
         dz = self.z + self.zsp * dt
+    end
 
     return dx, dy, dz
 end
@@ -65,7 +55,9 @@ end
 function PhysicalActor:applyFriction(dt)
     self.xsp = utils.math.toZero(self.xsp, self.xfrc * dt)
     self.ysp = utils.math.toZero(self.ysp, self.yfrc * dt)
+    if (self.z ~= nil) then
         self.zsp = utils.math.toZero(self.zsp, self.zfrc * dt)
+    end
 end
 
 function PhysicalActor:solveAllCollisions(cols)
@@ -89,10 +81,6 @@ end
 -- Handle coordinate
 -- Will be replaced by functions inside Actors or Rects/Point
 
-function PhysicalActor:getCenter()
-    return (self.x + (self.w / 2)), (self.y + (self.h / 2)), (self.z + (self.d / 2))
-end
-
 function PhysicalActor:getViewCenter()
     return self:getCenter()
 end

sonic-radiance.love/scenes/overworld/actors/parent.lua

@@ -3,6 +3,7 @@ local Parent = Base:extend()
 
 function Parent:new(world, type, x, y, w, h, isSolid)
   self.scene = world.scene
+  self.z = 0
   Parent.super.new(self, world, type, x, y, w, h, isSolid)
   self:initCharset()
   self.drawDebugBox = false