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Add documentation to general.h

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twinaphex 2015-01-13 22:08:20 +01:00
parent f43b22246b
commit dd9dd9e6f9
1 changed files with 15 additions and 0 deletions
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15
general.h
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@ -738,11 +738,26 @@ int rarch_main(int argc, char *argv[]);
}
#endif
/**
* db_to_gain:
* @db : Decibels.
*
* Converts decibels to voltage gain.
*
* Returns: voltage gain value.
**/
static inline float db_to_gain(float db)
{
return powf(10.0f, db / 20.0f);
}
/**
* rarch_fail:
* @error_code : Error code.
* @error : Error message to show.
*
* Sanely kills the program.
**/
static inline void rarch_fail(int error_code, const char *error)
{
/* We cannot longjmp unless we're in rarch_main_init().