SIBCMathLib.h

00001 //***************************************************************************************
00002 // File supervisor: Crosswalk team
00012 //***************************************************************************************
00013 
00014 #if (_MSC_VER > 1000) || defined(SGI_COMPILER)
00015 #pragma once
00016 #endif
00017 
00018 //******************************************************************************
00019 // Defines
00020 //******************************************************************************
00021 
00022 #ifndef _SIBCMATHLIB_H_
00023 #define _SIBCMATHLIB_H_
00024 
00025 //******************************************************************************
00026 // Includes
00027 //******************************************************************************
00028 #include <math.h>       // for DBL_MAX
00029 #include <float.h>
00030 #include "SIBCUtil.h"
00031 
00032 
00038 typedef enum tagE3DAXISTYPE
00039 {
00040    X_AXIS = 0,  
00041    Y_AXIS = 1,  
00042    Z_AXIS = 2   
00043 } E3DAxisType;
00044 
00047 enum {
00048     NO_COORD_AXIS   = 0x00,                                         
00049     X_COORD_AXIS    = 0x01,                                         
00050     Y_COORD_AXIS    = 0x02,                                         
00051     Z_COORD_AXIS    = 0x04,                                         
00052     ALL_COORD_AXES  = (X_COORD_AXIS | Y_COORD_AXIS | Z_COORD_AXIS)  
00053 } ;
00054 
00055 typedef double DOUBLE;              
00057 const DOUBLE PICO_EPS   = 1.0e-12;  
00058 const DOUBLE NANO_EPS   = 1.0e-09;  
00059 const DOUBLE HEXA_EPS   = 1.0e-06;  
00060 const DOUBLE MILLI_EPS  = 1.0e-03;  
00061 const DOUBLE SI_HUGE    = DBL_MAX;  
00064 #define M_PI    3.14159265358979323846  // already documented in SIBCMath.h
00065 #define M_E     2.7182818284590452354   // already documented in SIBCMath.h
00066 
00070 #define M_2PI            ( 2 * M_PI )   
00071 #define M_Inv_PI         ( 1.0 / M_PI ) 
00072 #define M_Inv_2PI        ( 0.5 / M_PI ) 
00079 #define DEG_TO_RAD( deg ) ((deg)*M_PI/180.0)
00080 
00086 #define RAD_TO_DEG( rad ) ((rad)*180.0*M_Inv_PI)
00087 
00089 // Old defines from S35MthConsts.h (these are not documented).
00090 #define SI_DEGREES_PER_RAD  (180.0/M_PI)
00091 #define SI_RAD_PER_DEGREES  (M_PI/180.0)
00092 #define _SI_RAD2DEG( x )    ( (x) * SI_DEGREES_PER_RAD )
00093 #define _SI_DEG2RAD( x )    ( (x) * SI_RAD_PER_DEGREES )
00094 
00098 #ifndef NULL
00099 #define NULL 0  
00100 #endif
00101 
00103 class CSIBCVector2Dd;
00104 class CSIBCVector3Dd;
00105 class CSIBCVector4Dd;
00106 class CSIBCVectorwd;
00107 class CSIBCMatrix33d;
00108 class CSIBCMatrix44d;
00109 class CSIBCMatrixMNd;
00110 class CSIBCRotMatd;
00111 class CSIBCXfoMatd;
00112 class C3DQuat;
00113 class CSIBCRotationd;
00114 class CSIBCTransfod;
00115 
00116 #include "SIBCMatrix33d.h"
00117 #include "SIBCRotMatd.h"
00118 #include "SIBCMatrix44d.h"
00119 #include "SIBCXfoMatd.h"
00120 #include "SIBCVector2Dd.h"
00121 #include "SIBCVector3Dd.h"
00122 #include "SIBCVector4Dd.h"
00123 #include "SIBCVectorwd.h"
00124 #include "SIBCQuaterniond.h"
00125 #include "SIBCRotationd.h"
00126 #include "SIBCTransfod.h"
00127 #include "SIBCMatrixMNd.h"
00128 
00129 #endif