unity3d中unilua里怎么清理堆栈

unity3d中unilua里怎么清理堆栈

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local UnityEngine = require "lib.unity_engine"
local GameObject = UnityEngine.GameObject
local MeshFilter = UnityEngine.MeshFilter
local Resources = UnityEngine.Resources
local Mesh = UnityEngine.Mesh
local Vector3 = UnityEngine.Vector3
local MeshRenderer = UnityEngine.MeshRenderer
local Material = UnityEngine.Material

local function create()

local Test = GameObject._New("Test")

local component
local mesh = Resources.Load("Mesh/Quad1x1W1L1VC", Mesh._Type())
local material = Resources.Load("Material/Sprite", Material._Type())
local unity_obj = GameObject._New("HERO")
component = unity_obj:AddComponent(MeshFilter._Type())
local mesh_filter = MeshFilter._ConvertFrom(component)
print("mesh_filter:", mesh_filter:ToString())
print("mesh_filter.mesh:", mesh_filter.mesh)
mesh_filter.sharedMesh = Mesh._ConvertFrom(mesh)
unity_obj.transform.localScale = Vector3._New(128,128,128)

component = unity_obj:AddComponent(MeshRenderer._Type())
local mesh_renderer = MeshRenderer._ConvertFrom(component)
mesh_renderer.castShadows = false
mesh_renderer.receiveShadows = false
mesh_renderer.material = Material._ConvertFrom(material)

local mt = {
__index = {
move = function(self, x, y)
local unity_obj = rawget(self, "__unity_obj")
unity_obj.transform.localPosition = Vector3._New(x, y, 0)
end
},
__newindex = function(self, key, value)
end,
}
return setmetatable({
__unity_obj = unity_obj,
}, mt)
end

return {
create = create,
}