2 Copyright (C) 1999-2006 Id Software, Inc. and contributors.
3 For a list of contributors, see the accompanying CONTRIBUTORS file.
5 This file is part of GtkRadiant.
7 GtkRadiant is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 GtkRadiant is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GtkRadiant; if not, write to the Free Software
19 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22 #if !defined( INCLUDED_MD3NORMALS_H )
23 #define INCLUDED_MD3NORMALS_H
27 typedef unsigned char byte;
29 // latitude-longditude to normal conversion
30 inline Normal3f DecodeNormal( const byte bytes[2] ){
31 double lat = bytes[0] * ( c_pi / 128.0 );
32 double lng = bytes[1] * ( c_pi / 128.0 );
35 static_cast<float>( cos( lat ) * sin( lng ) ),
36 static_cast<float>( sin( lat ) * sin( lng ) ),
37 static_cast<float>( cos( lng ) )