blob: 97c317f01f1dbd4ccb42d362ecdc90fff52a802d [file] [log] [blame]
<!DOCTYPE html>
<html>
<head>
<script src="../js/webgpu-functions.js"></script>
<script src="../../resources/js-test-pre.js"></script>
</head>
<body>
<script>
const shaderSource = `
[numthreads(1, 1, 1)]
compute void computeShader(device float[] buffer : register(u1)) {
buffer[0] = 17;
}
`;
async function start(device) {
const shaderModule = device.createShaderModule({code: shaderSource});
const computeStage = {module: shaderModule, entryPoint: "computeShader"};
const bindGroupLayoutDescriptor = {bindings: [{binding: 0, visibility: 7, type: "storage-buffer"}, {binding: 1, visibility: 7, type: "storage-buffer"}]};
const bindGroupLayout = device.createBindGroupLayout(bindGroupLayoutDescriptor);
const pipelineLayoutDescriptor = {bindGroupLayouts: [bindGroupLayout]};
const pipelineLayout = device.createPipelineLayout(pipelineLayoutDescriptor);
const computePipelineDescriptor = {computeStage, layout: pipelineLayout};
const computePipeline = device.createComputePipeline(computePipelineDescriptor);
const size = Float32Array.BYTES_PER_ELEMENT * 1;
const buffer1 = device.createBuffer({size, usage: GPUBufferUsage.STORAGE | GPUBufferUsage.MAP_READ});
const buffer2 = device.createBuffer({size, usage: GPUBufferUsage.STORAGE | GPUBufferUsage.MAP_READ});
const bindGroup = device.createBindGroup({layout: bindGroupLayout, bindings: [{binding: 0, resource: {buffer: buffer1, size}}, {binding: 1, resource: {buffer: buffer2, size}}]});
const commandEncoder = device.createCommandEncoder(); // {}
const computePassEncoder = commandEncoder.beginComputePass();
computePassEncoder.setPipeline(computePipeline);
computePassEncoder.setBindGroup(0, bindGroup);
computePassEncoder.dispatch(1, 1, 1);
computePassEncoder.endPass();
const commandBuffer = commandEncoder.finish();
device.getQueue().submit([commandBuffer]);
const resultsArrayBuffer = await buffer2.mapReadAsync();
const resultsFloat32Array = new Float32Array(resultsArrayBuffer);
if (resultsFloat32Array[0] == 17)
testPassed("");
else
testFailed("");
buffer2.unmap();
}
window.jsTestIsAsync = true;
getBasicDevice().then(function(device) {
start(device).then(function() {
finishJSTest();
}, function() {
testFailed("");
finishJSTest();
});
}, function() {
testPassed("");
finishJSTest();
});
</script>
<script src="../../resources/js-test-post.js"></script>
</body>
</html>