WebGPU: Buffer Aliasing?

README.md

WebGPU: Buffer Aliasing?

view on jsgist

index.css

/*bug-in-github-api-content-can-not-be-empty*/

index.html

/*bug-in-github-api-content-can-not-be-empty*/

index.js

const code = `
@group(0) @binding(0) var<storage> positions: array<f32>;
@group(0) @binding(1) var<storage> normals: array<f32>;
@group(0) @binding(2) var<storage> joints: array<u32>;
@group(0) @binding(3) var<storage> weights: array<f32>;

@compute @workgroup_size(1) fn cs() {
  _ = &positions;
  _ = &normals;
  _ = &joints;
  _ = &weights;
}
`
const adapter = await navigator.gpu.requestAdapter();
const device = await adapter.requestDevice();
device.addEventListener('uncapturederror', e => console.error(e.error.message));

const module = device.createShaderModule({ code });
const pipeline = device.createComputePipeline({
  layout: 'auto',
  compute: { module },
});

const buffer = device.createBuffer({
  size: 1024,
  usage: GPUBufferUsage.STORAGE,
});

const bindGroup = device.createBindGroup({
  layout: pipeline.getBindGroupLayout(0),
  entries: [
    { binding: 0, resource: { buffer } },
    { binding: 1, resource: { buffer } },
    { binding: 2, resource: { buffer } },
    { binding: 3, resource: { buffer } },
  ],
});

device.queue.submit([]);

jsGist.json

{"name":"WebGPU: Buffer Aliasing?","settings":{},"filenames":["index.html","index.css","index.js"]}