/** * @file math_base.h * */ #ifndef LV_MATH_H #define LV_MATH_H #ifdef __cplusplus extern "C" { #endif /********************* * INCLUDES *********************/ #include /********************* * DEFINES *********************/ #define LV_MATH_MIN(a,b) (ab?a:b) #define LV_MATH_ABS(x) ((x)>0?(x):(-(x))) /********************** * TYPEDEFS **********************/ /********************** * GLOBAL PROTOTYPES **********************/ /** * Convert a number to string * @param num a number * @param buf pointer to a `char` buffer. The result will be stored here (max 10 elements) * @return same as `buf` (just for convenience) */ char * lv_math_num_to_str(int32_t num, char * buf); /********************** * MACROS **********************/ #ifdef __cplusplus } /* extern "C" */ #endif #endif