unleashed-firmware/lib/toolbox/value_index.h
あく 76c70bdf2c
[FL-3316] Settings: add contrast adjustment (#2737)
Co-authored-by: hedger <hedger@users.noreply.github.com>
2023-06-06 21:46:01 +04:00

64 lines
2.1 KiB
C

#pragma once
#include <stdint.h>
#include <stdbool.h>
#ifdef __cplusplus
extern "C" {
#endif
/** Get the index of a int32_t array element which is closest to the given value.
*
* Returned index corresponds to the first element found.
* If no suitable elements were found, the function returns 0.
*
* @param value value to be searched.
* @param values pointer to the array to perform the search in.
* @param values_count array size.
*
* @return value's index.
*/
uint8_t value_index_int32(const int32_t value, const int32_t values[], uint8_t values_count);
/** Get the index of a uint32_t array element which is closest to the given value.
*
* Returned index corresponds to the first element found.
* If no suitable elements were found, the function returns 0.
*
* @param value value to be searched.
* @param values pointer to the array to perform the search in.
* @param values_count array size.
*
* @return value's index.
*/
uint8_t value_index_uint32(const uint32_t value, const uint32_t values[], uint8_t values_count);
/** Get the index of a float array element which is closest to the given value.
*
* Returned index corresponds to the first element found.
* If no suitable elements were found, the function returns 0.
*
* @param value value to be searched.
* @param values pointer to the array to perform the search in.
* @param values_count array size.
*
* @return value's index.
*/
uint8_t value_index_float(const float value, const float values[], uint8_t values_count);
/** Get the index of a bool array element which is equal to the given value.
*
* Returned index corresponds to the first element found.
* If no suitable elements were found, the function returns 0.
*
* @param value value to be searched.
* @param values pointer to the array to perform the search in.
* @param values_count array size.
*
* @return value's index.
*/
uint8_t value_index_bool(const bool value, const bool values[], uint8_t values_count);
#ifdef __cplusplus
}
#endif