Macros | |
| #define | TRIO_PRIVATE_NAN TRIO_PRIVATE |
| #define | TRIO_TRUE (1 == 1) |
| #define | TRIO_FALSE (0 == 1) |
| #define | TRIO_FUNC_INTERNAL_FPCLASSIFY_AND_SIGNBIT |
| #define | TRIO_NZERO_FALLBACK |
| #define | TRIO_PINF_FALLBACK |
| #define | TRIO_NAN_FALLBACK |
| #define | TRIO_FUNC_INTERNAL_ISNAN |
| #define | TRIO_FUNC_INTERNAL_ISINF |
| #define | TRIO_INTERNAL_ISNAN_FALLBACK |
| #define | TRIO_INTERNAL_ISINF_FALLBACK |
Functions | |
| TRIO_PRIVATE_NAN TRIO_INLINE int internal_isnan | TRIO_ARGS1 ((number), double number) |
| TRIO_PUBLIC_NAN int trio_fpclassify_and_signbit | TRIO_ARGS2 ((number, is_negative), double number, int *is_negative) |
| TRIO_PUBLIC_NAN double | trio_nzero (TRIO_NOARGS) |
| TRIO_PUBLIC_NAN double | trio_pinf (TRIO_NOARGS) |
| TRIO_PUBLIC_NAN double | trio_ninf (TRIO_NOARGS) |
| TRIO_PUBLIC_NAN double | trio_nan (TRIO_NOARGS) |
Detailed Description
Macro Definition Documentation
◆ TRIO_FALSE
| #define TRIO_FALSE (0 == 1) |
◆ TRIO_FUNC_INTERNAL_FPCLASSIFY_AND_SIGNBIT
| #define TRIO_FUNC_INTERNAL_FPCLASSIFY_AND_SIGNBIT |
◆ TRIO_FUNC_INTERNAL_ISINF
| #define TRIO_FUNC_INTERNAL_ISINF |
◆ TRIO_FUNC_INTERNAL_ISNAN
| #define TRIO_FUNC_INTERNAL_ISNAN |
◆ TRIO_INTERNAL_ISINF_FALLBACK
| #define TRIO_INTERNAL_ISINF_FALLBACK |
◆ TRIO_INTERNAL_ISNAN_FALLBACK
| #define TRIO_INTERNAL_ISNAN_FALLBACK |
◆ TRIO_NAN_FALLBACK
| #define TRIO_NAN_FALLBACK |
◆ TRIO_NZERO_FALLBACK
| #define TRIO_NZERO_FALLBACK |
◆ TRIO_PINF_FALLBACK
| #define TRIO_PINF_FALLBACK |
◆ TRIO_PRIVATE_NAN
| #define TRIO_PRIVATE_NAN TRIO_PRIVATE |
◆ TRIO_TRUE
| #define TRIO_TRUE (1 == 1) |
Function Documentation
◆ TRIO_ARGS1()
| TRIO_PUBLIC_NAN int trio_fpclassify TRIO_ARGS1 | ( | (number) | , |
| double | number | ||
| ) |
Check for NaN.
- Parameters
-
number An arbitrary floating-point number.
- Returns
- Boolean value indicating whether or not the number is a NaN.
Check for infinity.
- Parameters
-
number An arbitrary floating-point number.
- Returns
- 1 if positive infinity, -1 if negative infinity, 0 otherwise.
Check for finity.
- Parameters
-
number An arbitrary floating-point number.
- Returns
- Boolean value indicating whether or not the number is a finite.
Examine the sign of a number.
- Parameters
-
number An arbitrary floating-point number.
- Returns
- Boolean value indicating whether or not the number has the sign bit set (i.e. is negative).
Examine the class of a number.
- Parameters
-
number An arbitrary floating-point number.
- Returns
- Enumerable value indicating the class of
number
◆ TRIO_ARGS2()
| TRIO_PUBLIC_NAN int trio_fpclassify_and_signbit TRIO_ARGS2 | ( | (number, is_negative) | , |
| double | number, | ||
| int * | is_negative | ||
| ) |
◆ trio_nan()
| TRIO_PUBLIC_NAN double trio_nan | ( | TRIO_NOARGS | ) |
Generate NaN.
- Returns
- Floating-point representation of NaN.
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◆ trio_ninf()
| TRIO_PUBLIC_NAN double trio_ninf | ( | TRIO_NOARGS | ) |
Generate negative infinity.
- Returns
- Floating-point value of negative infinity.
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◆ trio_nzero()
| TRIO_PUBLIC_NAN double trio_nzero | ( | TRIO_NOARGS | ) |
Generate negative zero.
- Returns
- Floating-point representation of negative zero.
◆ trio_pinf()
| TRIO_PUBLIC_NAN double trio_pinf | ( | TRIO_NOARGS | ) |
Generate positive infinity.
- Returns
- Floating-point representation of positive infinity.
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