feat(examples): Add tests for all player number and camera mode

CHANGELOG.md

@@ -29,6 +29,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - **world:** Add a fake 3D world, à la Zelda or BeatThemAll, complete with shadow support
 
+- **examples:** Test all player number and camera types
+
 ### Changed
 
 - **world2D:** Use a list for bodies (hitboxes, etc) and one other for actors

examples/mainmenu/init.lua

@@ -39,10 +39,20 @@ function MainMenu:new()
   self:addSubMenu("menus", "menu")
   self:addScene("menus", examples.Inventory, "inventory")
   self:addScene("menus", examples.Options, "options")
-  self:addSubMenu("gameplay", "gameplay")
-  self:addScene("gameplay", examples.MovePlayer, "movable")
-  self:addScene("gameplay", examples.Plateformer, "plateform")
-  self:addScene("gameplay", examples.MovePlayer3D, "movable3D")
+  for i=1, 4 do
+    local name = i .. "player"
+    self:addSubMenu(name, name)
+    if i == 1 then
+      self:addScene(name, examples.Plateformer,   "plateform", i)
+    end
+    self:addScene(name, examples.MovePlayer,    "movable", i)
+    self:addScene(name, examples.MovePlayer3D,  "movable3D", i)
+    if i > 1 then
+      self:addScene(name, examples.MovePlayer,    "movable (zoom)", i, "zoom")
+      self:addScene(name, examples.MovePlayer3D,  "movable3D(zoom)", i, "zoom")
+    end
+  end
+
 
   self.menusystem:setSoundFromSceneAssets("navigate")