1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
/*
Copyright 2017 Martin Buck
This file is part of rust-3d.
rust-3d is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
rust-3d is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with rust-3d. If not, see <http://www.gnu.org/licenses/>.
*/
//! internal utility functions
/// Splits a line into a Vec of its words
pub fn to_words(line: &str) -> Vec<&str> {
let split = line.trim().split(" ");
split.collect::<Vec<&str>>()
}
/// Allows random adds anywhere on the Vec<Vec> by automatically resizing it with empty vectors
pub fn safe_append_at<T>(vec: &mut Vec<Vec<T>>, i: usize, val: T) where
T: Clone {
if i >= vec.len() {
vec.resize(i+1, Vec::new());
}
vec[i].push(val);
}
/// Max of two f64 values
pub fn max_f64(a: f64, b: f64) -> f64 {
if a > b { return a; }
b
}
/// Max of three f64 values
pub fn max_f64_3(a: f64, b: f64, c: f64) -> f64 {
max_f64(max_f64(a, b), c)
}