custos 0.7.0

A minimal OpenCL, WGPU, CUDA and host CPU array manipulation engine.
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
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69

use crate::Buffer;

use super::StaticDevice;

impl<'a, A, D> FromIterator<A> for Buffer<'a, A, D>
where
    A: Clone + Default,
    D: StaticDevice + 'static,
    Buffer<'a, A, D>: From<(&'a D, Vec<A>)>,
{
    fn from_iter<T: IntoIterator<Item = A>>(iter: T) -> Self {
        let device = D::as_static();
        let from_iter = Vec::from_iter(iter);
        Buffer::from((device, from_iter))
    }
}

#[cfg(test)]
mod tests {
    use crate::Buffer;

    #[test]
    fn test_from_iter() {
        let buf = Buffer::<i32>::from_iter(0..10);
        assert_eq!(buf.as_slice(), &[0, 1, 2, 3, 4, 5, 6, 7, 8, 9])
    }

    #[test]
    fn test_collect() {
        let buf = (0..5).into_iter().collect::<Buffer<i32>>();
        assert_eq!(buf.read(), &[0, 1, 2, 3, 4]);
    }

    #[cfg(feature = "opencl")]
    #[test]
    fn test_from_iter_cl() {
        use crate::OpenCL;

        let buf = Buffer::<i32, OpenCL>::from_iter(0..10);
        assert_eq!(buf.read(), &[0, 1, 2, 3, 4, 5, 6, 7, 8, 9])
    }

    #[cfg(feature = "opencl")]
    #[test]
    fn test_collect_cl() {
        use crate::OpenCL;

        let buf = (0..5).into_iter().collect::<Buffer<i32, OpenCL>>();
        assert_eq!(buf.read(), &[0, 1, 2, 3, 4]);
    }

    #[cfg(feature = "cuda")]
    #[test]
    fn test_from_iter_cuda() {
        use crate::CUDA;

        let buf = Buffer::<i32, CUDA>::from_iter(0..10);
        assert_eq!(buf.read(), &[0, 1, 2, 3, 4, 5, 6, 7, 8, 9])
    }

    #[cfg(feature = "cuda")]
    #[test]
    fn test_collect_cuda() {
        use crate::CUDA;

        let buf = (0..5).into_iter().collect::<Buffer<i32, CUDA>>();
        assert_eq!(buf.read(), &[0, 1, 2, 3, 4]);
    }
}