fix resizing bug on Linux

main.lua

@@ -1,3 +1,4 @@
+--- @diagnostic disable: duplicate-set-field
 -- CameraLoader = require 'lib/camera'
 
 local character = require "lib/character/character"
@@ -139,8 +140,11 @@ function love.draw()
 end
 
 function love.resize(w, h)
+    --- SDL 2 bug when running on Wayland.
+    --- @see https://github.com/love2d/love/issues/2100
+    local actualW, actualH = love.graphics.getDimensions()
     local render = Tree.level.render
     if not render then return end
     render:free()
-    Tree.level.render = (require "lib.level.render").new { w = w, h = h }
+    Tree.level.render = (require "lib.level.render").new { w = actualW, h = actualH }
 end