RConstants.hxx

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#ifndef _RCONSTANTS_HXX_
#define _RCONSTANTS_HXX_

#define RAYGINA_API_VERSION 1

namespace RayGina
{
        namespace CORE
        {
                const RReal64 EPSILON = 0.0005;
                const RReal64 EPSILON_BIAS = 0.0005;
//              const RReal64 INFINITY = HUGE_VAL;
                
                const RReal64 PI = 3.1415926535897932384626433832795;
                const RReal64 INV_PI = 1/PI;
                const RReal64 PIM2 = PI*2 ;
                const RReal64 PID2 = PI/2;
                const RReal64 PID180 = PI/180.0;
                
                const RReal64 DEGREE_TO_RAD = PI / 180.0;
                const RReal64 RAD_TO_DEGREE = 180.0 / PI;
                
                const RReal64 INV_RAND_MAX = 1.0/RAND_MAX;
        }
}


// deprecated names and declaration
namespace RayGina
{
        
        const double Epsilon = 0.0005;
        const double EpsilonBias = 0.0005;
        const double Infinity = HUGE_VAL;
        
        const double PI = 3.1415926535897932384626433832795;
        const double inv_PI = 1/PI;
        const double PIM2 = PI*2 ;
        const double PID2 = PI/2;
        const double PID180 = PI/180.;
        
        
        const double IRNDMAX = 1.0/RAND_MAX;
}

#endif

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