Line data    Source code

       1           0 : /*
       2             : 
       3             : OOMaths.h
       4             : 
       5             : Mathematical framework for Oolite.
       6             : 
       7             : Provides utility routines for Vectors, Quaternions, rotation matrices, and
       8             : conversion to OpenGL transformation matrices.
       9             : 
      10             : Oolite
      11             : Copyright (C) 2004-2013 Giles C Williams and contributors
      12             : 
      13             : This program is free software; you can redistribute it and/or
      14             : modify it under the terms of the GNU General Public License
      15             : as published by the Free Software Foundation; either version 2
      16             : of the License, or (at your option) any later version.
      17             : 
      18             : This program is distributed in the hope that it will be useful,
      19             : but WITHOUT ANY WARRANTY; without even the implied warranty of
      20             : MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      21             : GNU General Public License for more details.
      22             : 
      23             : You should have received a copy of the GNU General Public License
      24             : along with this program; if not, write to the Free Software
      25             : Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
      26             : MA 02110-1301, USA.
      27             : 
      28             : */
      29             : 
      30             : 
      31             : #ifndef INCLUDED_OOMATHS_h
      32             : #define INCLUDED_OOMATHS_h
      33             : 
      34             : #ifdef __cplusplus
      35             : extern "C" {
      36             : #endif
      37             :         
      38             : #ifndef OOMATHS_STANDALONE
      39           0 : #define OOMATHS_STANDALONE 0
      40             : #endif
      41             : 
      42             : #ifndef OOMATHS_OPENGL_INTEGRATION
      43           0 : #define OOMATHS_OPENGL_INTEGRATION !OOMATHS_STANDALONE
      44             : #endif
      45             : 
      46             : #ifdef __OBJC__
      47             : #import <Foundation/Foundation.h>
      48             : #endif
      49             : 
      50             : #include "OOFunctionAttributes.h"
      51             : #include <tgmath.h>
      52             : #include <stdbool.h>
      53             : #include <stdlib.h>
      54             : #include <stdint.h>
      55             : #include <limits.h>
      56             : #include <assert.h>
      57             : 
      58             : #if OOMATHS_OPENGL_INTEGRATION
      59             : #include "OOOpenGL.h"
      60             : #endif
      61             : 
      62             : 
      63             : #if OOMATHS_OPENGL_INTEGRATION
      64           0 : typedef GLfloat OOScalar;
      65             : #else
      66             : typedef float OOScalar;
      67             : #endif
      68             : 
      69           0 : typedef double OOHPScalar;
      70             : 
      71             : 
      72             : #ifndef M_PI
      73           0 :         #define M_PI            3.14159265358979323846  /* pi */
      74             : #endif
      75             : #ifndef M_PI_2
      76           0 :         #define M_PI_2          1.57079632679489661923  /* pi/2 */
      77             : #endif
      78             : #ifndef M_PI_4
      79           0 :         #define M_PI_4          0.78539816339744830962  /* pi/4 */
      80             : #endif
      81             : #ifndef M_1_PI
      82           0 :         #define M_1_PI          0.31830988618379067154  /* 1/pi */
      83             : #endif
      84             : #ifndef M_2_PI
      85           0 :         #define M_2_PI          0.63661977236758134308  /* 2/pi */
      86             : #endif
      87             : #ifndef M_2_SQRTPI
      88           0 :         #define M_2_SQRTPI      1.12837916709551257390  /* 2/sqrt(pi) */
      89             : #endif
      90             : #ifndef M_SQRT2
      91           0 :         #define M_SQRT2         1.41421356237309504880  /* sqrt(2) */
      92             : #endif
      93             : #ifndef M_SQRT1_2
      94           0 :         #define M_SQRT1_2       0.70710678118654752440  /* 1/sqrt(2) */
      95             : #endif
      96             : 
      97             : 
      98             : #if defined(__GNUC__) && !defined(__STRICT_ANSI__)
      99             :         #ifndef MIN
     100             :                 #define MIN(A,B)        ({ __typeof__(A) __a = (A); __typeof__(B) __b = (B); __a < __b ? __a : __b; })
     101             :         #endif
     102             :         #if !defined(MAX)
     103             :                 #define MAX(A,B)        ({ __typeof__(A) __a = (A); __typeof__(B) __b = (B); __a < __b ? __b : __a; })
     104             :         #endif
     105             :         #if !defined(ABS)
     106             :                 #define ABS(A)          ({ __typeof__(A) __a = (A); __a < 0 ? -__a : __a; })
     107             :         #endif
     108             : #else
     109             :         /* These definitions are unsafe in that the "winning" expression is evaluated twice. */
     110             :         #if !defined(MIN)
     111           0 :                 #define MIN(A,B)        ((A) < (B) ? (A) : (B))
     112             :         #endif
     113             :         #if !defined(MAX)
     114           0 :                 #define MAX(A,B)        ((A) > (B) ? (A) : (B))
     115             :         #endif
     116             :         #if !defined(ABS)
     117           0 :                 #define ABS(A)          ((A) < 0 ? (-(A)) : (A))
     118             :         #endif
     119             : #endif
     120             : 
     121             : 
     122             : #include "OOFastArithmetic.h"
     123             : #include "OOVector.h"
     124             : #include "OOHPVector.h"
     125             : #include "OOQuaternion.h"
     126             : #include "OOMatrix.h"
     127             : 
     128             : #if !OOMATHS_STANDALONE
     129             : #include "OOVoxel.h"
     130             : #include "OOTriangle.h"
     131             : #include "OOBoundingBox.h"
     132             : 
     133             : #include "legacy_random.h"
     134             : #endif
     135             : 
     136             : 
     137             : #ifdef __cplusplus
     138             : }
     139             : #endif
     140             : 
     141             : #endif  /* INCLUDED_OOMATHS_h */