DefinesMath.h

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00001 ////////////////////////////////////////////////////////////////////////////////
00002 //    Scorched3D (c) 2000-2009
00003 //
00004 //    This file is part of Scorched3D.
00005 //
00006 //    Scorched3D is free software; you can redistribute it and/or modify
00007 //    it under the terms of the GNU General Public License as published by
00008 //    the Free Software Foundation; either version 2 of the License, or
00009 //    (at your option) any later version.
00010 //
00011 //    Scorched3D is distributed in the hope that it will be useful,
00012 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
00013 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00014 //    GNU General Public License for more details.
00015 //
00016 //    You should have received a copy of the GNU General Public License
00017 //    along with Scorched3D; if not, write to the Free Software
00018 //    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00019 ////////////////////////////////////////////////////////////////////////////////
00020 
00021 #ifndef __DEFINESMATH__
00022 #define __DEFINESMATH__
00023 
00024 #define PI 3.14159f
00025 #define TWOPI 6.28318f
00026 #define HALFPI 1.570795f
00027 
00028 #define RAND ((float) rand() / (float) RAND_MAX)
00029 #define MAX(x,y) ((x)>(y)?(x):(y))
00030 #define MIN(x,y) ((x)<(y)?(x):(y))
00031 
00032 extern float getFastSin(float angle);
00033 extern float getFastCos(float angle);
00034 
00035 #ifdef NO_FLOAT_MATH
00036 
00037 #define sinf(x) ((float)sin(x))
00038 #define cosf(x) ((float)cos(x))
00039 #ifndef __DARWIN__
00040 #define fabsf(x) ((float)fabs(x))
00041 #endif
00042 #define sqrtf(x) ((float)sqrt(x))
00043 #define acosf(x) ((float)acos(x))
00044 #define atan2f(x,y) ((float)atan2(x,y))
00045 #define powf(x,y) ((float)pow(x,y))
00046 #define floorf(x) ((float)floor(x))
00047 
00048 #endif // NO_FLOAT_MATH
00049 
00050 #endif // __DEFINESMATH__

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