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[FL-3316] Settings: add contrast adjustment (#2737)

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Co-authored-by: hedger <hedger@users.noreply.github.com>
This commit is contained in:
あく
2023-06-07 02:46:01 +09:00
committed by GitHub
parent 1e512b6add
commit 76c70bdf2c
12 changed files with 152 additions and 25 deletions
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lib/toolbox/value_index.c
+13
View File
@@ -1,5 +1,18 @@
#include "value_index.h"
uint8_t value_index_int32(const int32_t value, const int32_t values[], uint8_t values_count) {
int64_t last_value = INT64_MIN;
uint8_t index = 0;
for(uint8_t i = 0; i < values_count; i++) {
if((value >= last_value) && (value <= values[i])) {
index = i;
break;
}
last_value = values[i];
}
return index;
}
uint8_t value_index_uint32(const uint32_t value, const uint32_t values[], uint8_t values_count) {
int64_t last_value = INT64_MIN;
uint8_t index = 0;
lib/toolbox/value_index.h
+13
View File
@@ -7,6 +7,19 @@
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.