58 lines
1010 B
Rust
58 lines
1010 B
Rust
extern crate num;
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extern crate kdtree;
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use std::fmt;
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use std::ops::Index;
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use kdtree::Zero;
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use kdtree::KdTree;
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#[derive(Copy, Clone)]
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struct Vector2 {
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data: [f64; 2],
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}
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impl Vector2 {
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pub fn new(x: f64, y: f64) -> Vector2 {
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Vector2 {
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data: [x, y],
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}
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}
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}
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impl Index<usize> for Vector2 {
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type Output = f64;
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fn index(&self, index: usize) -> &f64 {
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&self.data[index]
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}
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}
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impl Zero for Vector2 {
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fn zero() -> Vector2 {
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Vector2::new(0.0, 0.0)
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}
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}
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impl fmt::Display for Vector2 {
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fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
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write!(formatter, "({}, {})", self[0], self[1])
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}
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}
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fn main() {
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let mut points = vec![
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Vector2::new(2.0, 3.0),
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Vector2::new(5.0, 4.0),
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Vector2::new(9.0, 6.0),
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Vector2::new(4.0, 7.0),
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Vector2::new(8.0, 1.0),
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Vector2::new(7.0, 2.0),
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];
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let kdtree = KdTree::new(&mut points, 2, 1);
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println!("{}", kdtree);
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}
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