/* $Id: global.hpp,v 1.21 2005/06/28 13:55:19 chfreund Exp $ */

#ifndef _GLOBAL_HPP_
#define _GLOBAL_HPP_

#include <cstdlib>
#include <cmath>

#define DBG(level) if( level <= DBG_LEVEL )
#define LOG(level) if( level <= LOG_LEVEL )

// #define REAL_IS_FLOAT

#ifdef REAL_IS_FLOAT
typedef float real;
#define FABS_REAL  fabsf
#define TAN_REAL   tanf
#define COS_REAL   cosf
#define SIN_REAL   sinf
#define ATAN2_REAL atan2f
#define SQRT_REAL  sqrtf
#else
typedef double real;
#define FABS_REAL  fabs
#define TAN_REAL   tan
#define COS_REAL   cos
#define SIN_REAL   sin
#define ATAN2_REAL atan2
#define SQRT_REAL  sqrt
#endif

enum Status { DEFAULT, SHUTDOWN, SYNC };

const int DESIRED_DIFF = 40;

const real GRAVITATION = 0.3;

void INFO( const char* format, ... );
bool CHECK( const bool test, const char* format, ... );
bool ASSERT( const bool test, const char* format, ... );
void FLUSH_LOG( void );
void REDIRECT_LOG( const char* filename = NULL );

void makePace();

inline int ROUND( const real x ) { return static_cast<int>( round( x )); }

// already defined somewhere else
//template<class T> T min( const T a, const T b ) { return a < b ? a : b; }
//template<class T> T max( const T a, const T b ) { return a > b ? a : b; }

#endif // _GLOBAL_HPP_