vkml 0.0.3

High-level Vulkan-based machine learning library
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22

struct PushConstants
{
    uint total;
}

[[vk::push_constant]]
PushConstants pc;

[shader("compute")]
[numthreads(256, 1, 1)]
void main(
    StructuredBuffer<half> src,
    RWStructuredBuffer<half> dst,
    uint3 threadId: SV_DispatchThreadID)
{
    uint idx = threadId.x;
    if (idx >= pc.total)
        return;

    half val = src[idx];
    dst[idx] = half(1.0) / (half(1.0) + exp(-val));
}