photonic 0.1.1

Dynamic light controller and animator
Documentation 
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

use super::BufferReader;

pub struct Lerp<'a, 'b, A, B> {
    a: &'a A,
    b: &'b B,
    i: f32,
}

impl<'a, 'b, A, B> Lerp<'a, 'b, A, B> {
    pub(super) fn new(a: &'a A, b: &'b B, i: f32) -> Self {
        return Lerp {
            a,
            b,
            i,
        };
    }
}

impl<A, B, E> BufferReader for Lerp<'_, '_, A, B>
where
    A: BufferReader<Element = E>,
    B: BufferReader<Element = E>,
    E: crate::math::Lerp,
{
    type Element = E;

    fn get(&self, index: usize) -> Self::Element {
        let a = self.a.get(index);
        let b = self.b.get(index);
        return E::lerp(a, b, self.i);
    }

    fn size(&self) -> usize {
        return usize::min(self.a.size(), self.b.size());
    }
}