improvement: parse and validate hitboxes

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

@@ -1,4 +1,5 @@
 PhysicalActor = Object:extend()
+local hitboxStructure = require "birb.structures.hitbox"
 
 -- PHYSICS FUNCTIONS
 -- Raw implementation of everything common in physics
@@ -176,23 +177,22 @@ end
 
 function PhysicalActor:addHitboxFromFrameData(framedata, animationID, frameID, hitboxID)
     local sx, sy = self.sprite:getScalling()
-    local type = framedata[1]
-    local box = framedata[2]
-    local isSolid = framedata[3] or false
+    local hitbox = utils.table.parse(framedata, hitboxStructure, 1)
     local anim = animationID or "null"
     local frame = frameID or 0
     local id = hitboxID or 0
 
-    if (type == "main") then
-        self.mainHitbox:setFromData(box, sx, sy)
+    if (hitbox.type == "main") then
+        self.mainHitbox:setFromData(hitbox.box, sx, sy)
     else
         local hitboxName = anim .. frame .. type .. id
-        self:addHitbox(hitboxName, type, box, sx, sy, isSolid)
+        self:addHitbox(hitboxName, hitbox.type, hitbox.box, sx, sy, hitbox.isSolid)
         return hitboxName
     end
 end
 
 function PhysicalActor:addHitbox(name, type, data, sx, sy, isSolid)
+    isSolid = (isSolid == true)
     if (self.hitboxes[name] ~= nil) then
         core.debug:logWarn("PhysicalActor", "the hitbox " .. name .. " already exists")
     else

sonic-radiance.love/birb/modules/world/actors/utils/hitbox2D.lua

@@ -23,6 +23,7 @@
 ]]
 
 local Hitbox2D = Object:extend()
+local rectStructure = require "birb.structures.rect"
 
 -- INIT FUNCTIONS
 -- Initialise the actor and its base functions
@@ -55,10 +56,12 @@ function Hitbox2D:modify(ox, oy, w, h)
 end
 
 function Hitbox2D:setFromData(data, sx, sy)
-  self.ox = data[1]
-  self.oy = data[2]
-  self.w = data[3]
-  self.h = data[4]
+  local rect = utils.table.parse(data, rectStructure)
+
+  self.ox = rect.x
+  self.oy = rect.y
+  self.w = rect.w
+  self.h = rect.h
 
   self:applyScale(sx, sy)
 end

sonic-radiance.love/birb/modules/world/actors/utils/hitbox3D.lua

@@ -23,6 +23,7 @@
 ]]
 
 local Hitbox3D = Object:extend()
+local boxStructure = require "birb.structures.box"
 
 -- INIT FUNCTIONS
 -- Initialise the actor and its base functions
@@ -57,12 +58,14 @@ function Hitbox3D:modify(ox, oy, oz, w, h, d)
 end
 
 function Hitbox3D:setFromData(data, sx, sy)
-  self.ox = data[1]
-  self.oy = data[2]
-  self.oz = data[3]
-  self.w = data[4]
-  self.h = data[5]
-  self.d = data[6]
+  local box = utils.table.parse(data, boxStructure)
+
+  self.ox = box.x
+  self.oy = box.y
+  self.oz = box.z
+  self.w = box.w
+  self.h = box.h
+  self.d = box.d
 
   self:applyScale(sx, sy)
 end

sonic-radiance.love/birb/structures/box.lua

@@ -0,0 +1 @@
+return {"x", "y", "z", "w", "h", "d"}

sonic-radiance.love/birb/structures/hitbox.lua

@@ -0,0 +1 @@
+return {"type", "box", "isSolid"}

sonic-radiance.love/birb/structures/rect.lua

@@ -0,0 +1 @@
+return {"x", "y", "w", "h"}

sonic-radiance.love/birb/utils/datas.lua

@@ -1,3 +1,26 @@
+-- loveutils.datas : simple functions for data manipulation.
+
+--[[
+  Copyright © 2021 Kazhnuz
+
+  Permission is hereby granted, free of charge, to any person obtaining a copy of
+  this software and associated documentation files (the "Software"), to deal in
+  the Software without restriction, including without limitation the rights to
+  use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+  the Software, and to permit persons to whom the Software is furnished to do so,
+  subject to the following conditions:
+
+  The above copyright notice and this permission notice shall be included in all
+  copies or substantial portions of the Software.
+
+  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+  FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+  COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+  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 DataUtils = {}
 
 local DATADIR = "datas"