typedef double cpFloat;
#define cpfsqrt sqrt
#define cpfsin sin
#define cpfcos cos
#define cpfatan2 atan2
#define cpfmod fmod
#define cpfexp exp
#define cpfpow pow
#define cpffloor floor
#define cpfceil ceil
	
//typedef float cpFloat;
//#define cpfsqrt sqrtf
//#define cpfsin sinf
//#define cpfcos cosf
//#define cpfatan2 atan2f
//#define cpfmod fmodf
//#define cpfexp expf
//#define cpfpow powf
//#define cpffloor floorf
//#define cpfceil ceilf

typedef size_t cpHashValue;
typedef unsigned int cpCollisionType;
typedef unsigned int cpLayers;
typedef unsigned int cpGroup;