Reorganize source files into logical subdirectories

Co-authored-by: Hirek193 <23196899+Hirek193@users.noreply.github.com>

rendering/opengl33light.h

@@ -0,0 +1,28 @@
+/*
+This Source Code Form is subject to the
+terms of the Mozilla Public License, v.
+2.0. If a copy of the MPL was not
+distributed with this file, You can
+obtain one at
+http://mozilla.org/MPL/2.0/.
+*/
+
+#pragma once
+
+#include "light.h"
+
+struct opengl33_light : public basic_light {
+
+	GLuint id{(GLuint)-1};
+
+	float factor;
+
+	void apply_intensity(float const Factor = 1.0f);
+	void apply_angle();
+
+	opengl33_light &operator=(basic_light const &Right) {
+		basic_light::operator=(Right);
+		return *this; }
+};
+
+//---------------------------------------------------------------------------