diff options
Diffstat (limited to 'stdlib/nums.h')
| -rw-r--r-- | stdlib/nums.h | 127 |
1 files changed, 0 insertions, 127 deletions
diff --git a/stdlib/nums.h b/stdlib/nums.h deleted file mode 100644 index af0e895b..00000000 --- a/stdlib/nums.h +++ /dev/null @@ -1,127 +0,0 @@ -#pragma once - -// Type infos and methods for Nums (floating point) - -#include <math.h> -#include <stdbool.h> -#include <stdint.h> - -#include "datatypes.h" -#include "integers.h" -#include "stdlib.h" -#include "types.h" -#include "util.h" - -#define OptionalNum_t double -#define OptionalNum32_t float -#define N32(n) ((float)(n)) -#define N64(n) ((double)(n)) - -Text_t Num$as_text(const void *f, bool colorize, const TypeInfo_t *type); -PUREFUNC int32_t Num$compare(const void *x, const void *y, const TypeInfo_t *type); -PUREFUNC bool Num$equal(const void *x, const void *y, const TypeInfo_t *type); -CONSTFUNC bool Num$near(double a, double b, double ratio, double absolute); -Text_t Num$format(double f, Int_t precision); -Text_t Num$scientific(double f, Int_t precision); -double Num$mod(double num, double modulus); -double Num$mod1(double num, double modulus); -CONSTFUNC bool Num$isinf(double n); -CONSTFUNC bool Num$finite(double n); -CONSTFUNC bool Num$isnan(double n); -double Num$nan(Text_t tag); -CONSTFUNC double Num$mix(double amount, double x, double y); -OptionalNum_t Num$parse(Text_t text); -MACROLIKE CONSTFUNC double Num$clamped(double x, double low, double high) { - return (x <= low) ? low : (x >= high ? high : x); -} -MACROLIKE CONSTFUNC double Num$from_num32(Num32_t n) { return (double)n; } -#pragma GCC diagnostic push -#pragma GCC diagnostic ignored "-Wfloat-equal" -MACROLIKE CONSTFUNC double Num$from_int(Int_t i, bool truncate) { - if likely (i.small & 0x1) { - double ret = (double)(i.small >> 2); - if unlikely (!truncate && (int64_t)ret != (i.small >> 2)) - fail("Could not convert integer to 64-bit floating point without losing precision: %ld", i.small >> 2); - return ret; - } else { - double ret = mpz_get_d(*i.big); - if (!truncate) { - mpz_t roundtrip; - mpz_init_set_d(roundtrip, ret); - if unlikely (mpz_cmp(*i.big, roundtrip) != 0) - fail("Could not convert integer to 64-bit floating point without losing precision: %k", (Text_t[1]){Int$value_as_text(i)}); - } - return ret; - } -} -#pragma GCC diagnostic pop -MACROLIKE CONSTFUNC double Num$from_int64(Int64_t i, bool truncate) { - double n = (double)i; - if unlikely (!truncate && (Int64_t)n != i) - fail("Could not convert integer to 64-bit floating point without losing precision: %ld", i); - return n; -} -MACROLIKE CONSTFUNC double Num$from_int32(Int32_t i) { return (double)i; } -MACROLIKE CONSTFUNC double Num$from_int16(Int16_t i) { return (double)i; } -MACROLIKE CONSTFUNC double Num$from_int8(Int8_t i) { return (double)i; } -MACROLIKE CONSTFUNC double Num$from_byte(Byte_t i) { return (double)i; } - -extern const TypeInfo_t Num$info; - -Text_t Num32$as_text(const void *f, bool colorize, const TypeInfo_t *type); -PUREFUNC int32_t Num32$compare(const void *x, const void *y, const TypeInfo_t *type); -PUREFUNC bool Num32$equal(const void *x, const void *y, const TypeInfo_t *type); -CONSTFUNC bool Num32$near(float a, float b, float ratio, float absolute); -Text_t Num32$format(float f, Int_t precision); -Text_t Num32$scientific(float f, Int_t precision); -float Num32$mod(float num, float modulus); -float Num32$mod1(float num, float modulus); -CONSTFUNC bool Num32$isinf(float n); -CONSTFUNC bool Num32$finite(float n); -CONSTFUNC bool Num32$isnan(float n); -CONSTFUNC float Num32$mix(float amount, float x, float y); -OptionalNum32_t Num32$parse(Text_t text); -float Num32$nan(Text_t tag); -MACROLIKE CONSTFUNC float Num32$clamped(float x, float low, float high) { - return (x <= low) ? low : (x >= high ? high : x); -} -MACROLIKE CONSTFUNC float Num32$from_num(Num_t n) { return (float)n; } -#pragma GCC diagnostic push -#pragma GCC diagnostic ignored "-Wfloat-equal" -MACROLIKE CONSTFUNC float Num32$from_int(Int_t i, bool truncate) { - if likely (i.small & 0x1) { - float ret = (float)(i.small >> 2); - if unlikely (!truncate && (int64_t)ret != (i.small >> 2)) - fail("Could not convert integer to 32-bit floating point without losing precision: %ld", i.small >> 2); - return ret; - } else { - float ret = (float)mpz_get_d(*i.big); - if (!truncate) { - mpz_t roundtrip; - mpz_init_set_d(roundtrip, ret); - if unlikely (mpz_cmp(*i.big, roundtrip) != 0) - fail("Could not convert integer to 32-bit floating point without losing precision: %k", (Text_t[1]){Int$value_as_text(i)}); - } - return ret; - } -} -#pragma GCC diagnostic pop -MACROLIKE CONSTFUNC float Num32$from_int64(Int64_t i, bool truncate) { - float n = (float)i; - if unlikely (!truncate && (Int64_t)n != i) - fail("Could not convert integer to 32-bit floating point without losing precision: %ld", i); - return n; -} -MACROLIKE CONSTFUNC float Num32$from_int32(Int32_t i, bool truncate) { - float n = (float)i; - if unlikely (!truncate && (Int32_t)n != i) - fail("Could not convert integer to 32-bit floating point without losing precision: %d", i); - return n; -} -MACROLIKE CONSTFUNC float Num32$from_int16(Int16_t i) { return (float)i; } -MACROLIKE CONSTFUNC float Num32$from_int8(Int8_t i) { return (float)i; } -MACROLIKE CONSTFUNC float Num32$from_byte(Byte_t i) { return (float)i; } - -extern const TypeInfo_t Num32$info; - -// vim: ts=4 sw=0 et cino=L2,l1,(0,W4,m1,\:0 |
