94 lines
2.3 KiB
Lua
94 lines
2.3 KiB
Lua
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-- Buildat: extension/graphics3d/init.lua
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local log = buildat:Logger("extension/graphics3d")
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local dump = buildat.dump
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local M = {safe = {}}
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function sandbox_wrap_class(name, constructor, class_fields, instance_fields)
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local class = {}
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local meta = {}
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meta.wrap = function(unsafe)
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local safe = {}
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local meta = {unsafe = unsafe}
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meta.__index = function(a1, a2)
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local k = a1
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if type(a1) ~= 'string' and type(a2) == 'string' then
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k = a2
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end
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local v = instance_fields[k]
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if v ~= nil then return v end
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error("Instance of "..name.." does not have field "..dump(k))
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end
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setmetatable(safe, meta)
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return safe
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end
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meta.create_new = function(_, ...)
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return meta.wrap(constructor(unpack(arg)))
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end
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meta.__call = function(_, ...)
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return meta.create_new(_, unpack(arg))
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end
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for k, v in pairs(class_fields) do
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class[k] = v
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end
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setmetatable(class, meta)
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return class
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end
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M.safe.ScenePrimitive = sandbox_wrap_class("ScenePrimitive",
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function(type, v1, v2, v3, v4, v5)
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log:info("unsafe="..dump(unsafe))
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log:info("type="..dump(type))
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log:info("v1="..dump(v1))
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return ScenePrimitive(type, v1, v2, v3, v4, v5)
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end, {
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TYPE_BOX = ScenePrimitive.TYPE_BOX,
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TYPE_PLANE = ScenePrimitive.TYPE_PLANE,
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}, {
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loadTexture = function(safe, texture_name)
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-- TODO
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local meta = getmetatable(safe)
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meta.unsafe:loadTexture("foo")
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end,
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setPosition = function(safe, x, y, z)
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local meta = getmetatable(safe)
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meta.unsafe:setPosition(x, y, z)
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end,
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})
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M.safe.Camera = sandbox_wrap_class("Camera",
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function()
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return Camera()
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end, {
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}, {
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setPosition = function(safe, x, y, z)
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local meta = getmetatable(safe)
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meta.unsafe:setPosition(x, y, z)
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end,
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lookAt = function(safe, v1, v2)
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local meta = getmetatable(safe)
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meta.unsafe:lookAt(v1, v2)
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end,
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})
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M.safe.Scene = sandbox_wrap_class("Scene",
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function(sceneType, virtualScene)
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return Scene(sceneType, virtualScene)
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end, {
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SCENE_3D = Scene.SCENE_3D,
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SCENE_2D = Scene.SCENE_2D,
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}, {
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addEntity = function(safe, entity_unsafe)
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local meta = getmetatable(safe)
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local entity_meta = getmetatable(entity_unsafe)
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log:info("entity_meta="..dump(entity_meta))
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meta.unsafe:addEntity(entity_meta.unsafe)
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end,
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getDefaultCamera = function(safe)
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local meta = getmetatable(safe)
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local camera_class_meta = getmetatable(M.safe.Camera)
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return camera_class_meta.wrap(meta.unsafe:getDefaultCamera())
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end,
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})
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return M
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