Method check_valid

src/lua/lua_environment.cpp:572–581

#if CROWN_DEBUG
Vector3 *LuaEnvironment::check_valid(const Vector3 *ptr)
{
	LUA_ASSERT(((uintptr_t)ptr & LUA_VECTOR3_MARKER_MASK) >> LUA_VECTOR3_MARKER_SHIFT == _vec3_marker
		, LuaStack(L)
		, "Stale Vector3 ptr: %p, expected marker: %p"
		, ptr
		, _vec3_marker
		);
	return (Vector3 *)(uintptr_t(ptr) & ~LUA_VECTOR3_MARKER_MASK);
}

Quaternion *LuaEnvironment::check_valid(const Quaternion *ptr)
{