--- a/glxdragon.cpp	Fri Nov 22 03:03:52 2019 +0200
+++ b/glxdragon.cpp	Fri Nov 22 05:29:02 2019 +0200
@@ -1,33 +1,12 @@
 //
-// Copyright (c) 2009, Thomas Trummer
-// All rights reserved.
-//
-// Port to libSDL2 and cleanups by Matti Hämäläinen <ccr@tnsp.org>
+// GLDragon - OpenGL PLY model viewer / simple benchmark
+// Programmed and designed by Matti 'ccr' Hämäläinen <ccr@tnsp.org>
 // (C) Copyright 2019 Tecnic Software productions (TNSP)
 //
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are met:
-//     * Redistributions of source code must retain the above copyright
-//       notice, this list of conditions and the following disclaimer.
-//     * Redistributions in binary form must reproduce the above copyright
-//       notice, this list of conditions and the following disclaimer in the
-//       documentation and/or other materials provided with the distribution.
-//     * Neither the name of the <organization> nor the
-//       names of its contributors may be used to endorse or promote products
-//       derived from this software without specific prior written permission.
+// See file "COPYING" for license information.
 //
-// THIS SOFTWARE IS PROVIDED BY Thomas Trummer ''AS IS'' AND ANY
-// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
-// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
-// DISCLAIMED. IN NO EVENT SHALL <copyright holder> BE LIABLE FOR ANY
-// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
-// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
-// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
-// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
-// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+// Originally based on 'glxdragon' Copyright (c) 2009, Thomas Trummer
 //
-
 #include <SDL.h>
 #include <SDL_opengl.h>
 #include <GL/glu.h>