migrate ALMOST everything from source tree into client

source/client/renderer/LightLayer.cpp

@@ -0,0 +1,16 @@
+/********************************************************************
+	Minecraft: Pocket Edition - Decompilation Project
+	Copyright (C) 2023 iProgramInCpp
+	
+	The following code is licensed under the BSD 1 clause license.
+	SPDX-License-Identifier: BSD-1-Clause
+ ********************************************************************/
+
+#include "LightLayer.hpp"
+
+LightLayer LightLayer::Sky(15), LightLayer::Block(0);
+
+LightLayer::LightLayer(int x)
+{
+	m_x = x;
+}