embedded_math.h

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/***********************************************************************/
#ifndef INC_EMBEDDED_MATH_H_
#define INC_EMBEDDED_MATH_H_
 
#ifndef _WIN32
char* itoa( int value, char* result, int base=10);
#endif
 
#ifdef _MSC_VER
# include "corecrt_math_defines.h"
#endif
#ifdef _WIN32
# include <cmath>  // needed for inline abs
#endif
 
#include "math.h"
#include "stdint.h"
#include "float.h"
#include "assert.h"
 
#define TARGET_MACHINE PC
 
#define ftype float
typedef float float32_t;
 
#define ZERO 0.0f
#define ONE 1.0f
#define TWO 2.0f
#define HALF 0.5f
#define QUARTER 0.25f
#define M_PI_F M_PI
 
#define SQR(x) ((x)*(x))
#define SQRT(x) sqrtf(x)
#define COS(x) cosf(x)
#define SIN(x) sinf(x)
#define ASIN(x) asinf(x)
#define ATAN2(y, x) atan2f(y, x)
 
template <typename type> type CLIP( type x, type min, type max)
{
  return x < min ? min : x > max ? max : x;
}
 
#endif /* INC_EMBEDDED_MATH_H_ */