blockworks-foundation
/
fixed
mirror of https://github.com/blockworks-foundation/fixed.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

tweak quick example in README

This commit is contained in:
Trevor Spiteri 2018-08-11 17:49:36 +02:00
parent 4250151943
commit f2d5f232d4
3 changed files with 8 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
README.md
View File

@ -76,12 +76,12 @@ use fixed::FixedI32;
// 20 integer bits, 12 fractional bits
type I20F12 = FixedI32<frac::U12>;
// 25/4 = 6 1/4
let six_and_quarter = I20F12::from_int(25).unwrap() / 4;
// 19/3 = 6 1/3
let six_and_third = I20F12::from_int(19).unwrap() / 3;
// four decimal digits for 12 binary digits
assert_eq!(six_and_quarter.to_string(), "6.2500");
assert_eq!(six_and_third.to_string(), "6.3333");
// convert to i32, taking the ceil
assert_eq!(six_and_quarter.to_int_ceil(), 7);
assert_eq!(six_and_third.to_int_ceil(), 7);
```
## Using the *fixed* crate

1
src/helper.rs
View File

@ -65,7 +65,6 @@ macro_rules! fixed_num_common {
#[inline]
fn take_int_dec_digit(int_part: &mut $Part) -> u8 {
println!("int part {}", int_part);
let ret = (*int_part % 10) as u8;
*int_part /= 10;
ret

8
src/lib.rs
View File

@ -50,12 +50,12 @@ use fixed::FixedI32;
// 20 integer bits, 12 fractional bits
type I20F12 = FixedI32<frac::U12>;
// 25/4 = 6 1/4
let six_and_quarter = I20F12::from_int(25).unwrap() / 4;
// 19/3 = 6 1/3
let six_and_third = I20F12::from_int(19).unwrap() / 3;
// four decimal digits for 12 binary digits
assert_eq!(six_and_quarter.to_string(), "6.2500");
assert_eq!(six_and_third.to_string(), "6.3333");
// convert to i32, taking the ceil
assert_eq!(six_and_quarter.to_int_ceil(), 7);
assert_eq!(six_and_third.to_int_ceil(), 7);
```
## Using the *fixed* crate