diff options
Diffstat (limited to 'libnetdata/storage_number/storage_number.h')
| -rw-r--r-- | libnetdata/storage_number/storage_number.h | 30 |
1 files changed, 13 insertions, 17 deletions
diff --git a/libnetdata/storage_number/storage_number.h b/libnetdata/storage_number/storage_number.h index 5353ab60b..af7d29f3a 100644 --- a/libnetdata/storage_number/storage_number.h +++ b/libnetdata/storage_number/storage_number.h @@ -23,7 +23,7 @@ typedef double calculated_number; #define LONG_DOUBLE_MODIFIER "f" typedef double LONG_DOUBLE; -#else +#else // NETDATA_WITHOUT_LONG_DOUBLE typedef long double calculated_number; #define CALCULATED_NUMBER_FORMAT "%0.7Lf" @@ -33,7 +33,7 @@ typedef long double calculated_number; #define LONG_DOUBLE_MODIFIER "Lf" typedef long double LONG_DOUBLE; -#endif +#endif // NETDATA_WITHOUT_LONG_DOUBLE //typedef long long calculated_number; //#define CALCULATED_NUMBER_FORMAT "%lld" @@ -50,6 +50,7 @@ typedef long double collected_number; #define calculated_number_llrint(x) llrintl(x) #define calculated_number_round(x) roundl(x) #define calculated_number_fabs(x) fabsl(x) +#define calculated_number_pow(x, y) powl(x, y) #define calculated_number_epsilon (calculated_number)0.0000001 #define calculated_number_equal(a, b) (calculated_number_fabs((a) - (b)) < calculated_number_epsilon) @@ -57,18 +58,12 @@ typedef long double collected_number; typedef uint32_t storage_number; #define STORAGE_NUMBER_FORMAT "%u" -#define SN_NOT_EXISTS (0x0 << 24) -#define SN_EXISTS (0x1 << 24) -#define SN_EXISTS_RESET (0x2 << 24) -#define SN_EXISTS_UNDEF1 (0x3 << 24) -#define SN_EXISTS_UNDEF2 (0x4 << 24) -#define SN_EXISTS_UNDEF3 (0x5 << 24) -#define SN_EXISTS_UNDEF4 (0x6 << 24) - -#define SN_FLAGS_MASK (~(0x6 << 24)) +#define SN_EXISTS (1 << 24) // the value exists +#define SN_EXISTS_RESET (1 << 25) // the value has been overflown +#define SN_EXISTS_100 (1 << 26) // very large value (multipler is 100 instead of 10) // extract the flags -#define get_storage_number_flags(value) ((((storage_number)(value)) & (1 << 24)) | (((storage_number)(value)) & (2 << 24)) | (((storage_number)(value)) & (4 << 24))) +#define get_storage_number_flags(value) ((((storage_number)(value)) & (1 << 24)) | (((storage_number)(value)) & (1 << 25)) | (((storage_number)(value)) & (1 << 26))) #define SN_EMPTY_SLOT 0x00000000 // checks @@ -80,13 +75,14 @@ calculated_number unpack_storage_number(storage_number value); int print_calculated_number(char *str, calculated_number value); -#define STORAGE_NUMBER_POSITIVE_MAX (167772150000000.0) -#define STORAGE_NUMBER_POSITIVE_MIN (0.0000001) -#define STORAGE_NUMBER_NEGATIVE_MAX (-0.0000001) -#define STORAGE_NUMBER_NEGATIVE_MIN (-167772150000000.0) +// sign div/mul <--- multiplier / divider ---> 10/100 RESET EXISTS VALUE +#define STORAGE_NUMBER_POSITIVE_MAX_RAW (storage_number)( (0 << 31) | (1 << 30) | (1 << 29) | (1 << 28) | (1<<27) | (1 << 26) | (0 << 25) | (1 << 24) | 0x00ffffff ) +#define STORAGE_NUMBER_POSITIVE_MIN_RAW (storage_number)( (0 << 31) | (0 << 30) | (1 << 29) | (1 << 28) | (1<<27) | (0 << 26) | (0 << 25) | (1 << 24) | 0x00000001 ) +#define STORAGE_NUMBER_NEGATIVE_MAX_RAW (storage_number)( (1 << 31) | (0 << 30) | (1 << 29) | (1 << 28) | (1<<27) | (0 << 26) | (0 << 25) | (1 << 24) | 0x00000001 ) +#define STORAGE_NUMBER_NEGATIVE_MIN_RAW (storage_number)( (1 << 31) | (1 << 30) | (1 << 29) | (1 << 28) | (1<<27) | (1 << 26) | (0 << 25) | (1 << 24) | 0x00ffffff ) // accepted accuracy loss -#define ACCURACY_LOSS 0.0001 +#define ACCURACY_LOSS_ACCEPTED_PERCENT 0.0001 #define accuracy_loss(t1, t2) (((t1) == (t2) || (t1) == 0.0 || (t2) == 0.0) ? 0.0 : (100.0 - (((t1) > (t2)) ? ((t2) * 100.0 / (t1) ) : ((t1) * 100.0 / (t2))))) #endif /* NETDATA_STORAGE_NUMBER_H */ |