/// <summary>
/// Gets a value off the Lua stack as a Vector3.
/// </summary>
/// <param name="result">The value.</param>
/// <param name="lua">The Lua state.</param>
/// <param name="index">The stack index.</param>
/// <returns>The Lua result code.</returns>
private static int LuaToVector3(out BoxedVector3 result, lua_State lua, int index)
{
var obj = lua_touserdata(lua, index);
if (obj == null || lua_getmetatable(lua, index) == 0)
{
result = null;
return(0);
}
LuaGetRegistryValue(lua, Vector3RegistryKey);
if (lua_rawequal(lua, -1, -2) == 0)
{
obj = null;
}
lua_settop(lua, -3);
if (obj != null)
{
result = obj as BoxedVector3;
return(1);
}
result = null;
return(0);
}
/// <summary>
/// Get the value of a Vector3.
/// </summary>
/// <param name="result">
/// The result.
/// </param>
/// <param name="lua">
/// The Lua state.
/// </param>
/// <param name="index">
/// The Lua stack index.
/// </param>
/// <returns>
/// The Lua return value..
/// </returns>
private static int GetXyz(out BoxedVector3 result, lua_State lua, int index)
{
var arg = lua_touserdata(lua, index);
if (arg == null || lua_getmetatable(lua, index) == 0)
{
luaL_typerror(lua, index, Vector3RegistryKey);
result = null;
return(0);
}
lua_getfield(lua, LUA_REGISTRYINDEX, Vector3RegistryKey);
if (lua_rawequal(lua, -1, -2) == 0)
{
arg = null;
}
lua_pop(lua, 2);
if (arg == null)
{
result = null;
return(0);
}
result = arg as BoxedVector3;
return(1);
}
