#ifndef __libfixmath_fract32_h__ #define __libfixmath_fract32_h__ #ifdef __cplusplus extern "C" { #endif #include typedef uint32_t fract32_t; /*! Creates a fraction using unsigned integers. \param inNumerator the unsigned integer numerator \param inDenominator the unsigned integer denominator \return a fraction using the given numerator and denominator */ extern fract32_t fract32_create(uint32_t inNumerator, uint32_t inDenominator); /*! Inverts the given fraction, swapping the numerator and the denominator. */ extern fract32_t fract32_invert(fract32_t inFract); #ifndef FIXMATH_NO_64BIT /*! Performs unsigned saturated (overflow-protected) multiplication with the two given fractions and returns the result as an unsigned integer. */ extern uint32_t fract32_usmul(uint32_t inVal, fract32_t inFract); /*! Performs saturated (overflow-protected) multiplication with the two given fractions and returns the result as a signed integer. */ extern int32_t fract32_smul(int32_t inVal, fract32_t inFract); #endif #ifdef __cplusplus } #endif #endif