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self.addEventListener("message", async function (event) {
try {
const adapter = await navigator.gpu.requestAdapter();
const device = await adapter.requestDevice();
const swapChainFormat = "rgba8unorm";
const bundleEncoder = device.createRenderBundleEncoder({
colorFormats: [swapChainFormat],
});
const bundle = bundleEncoder.finish({});
const texture = device.createTexture({
size: { width: 100, height: 100, depth: 1 },
format: swapChainFormat,
usage: GPUTextureUsage.RENDER_ATTACHMENT,
});
const view = texture.createView();
const encoder = device.createCommandEncoder();
const pass = encoder.beginRenderPass({
colorAttachments: [
{
view,
clearValue: { r: 0, g: 0, b: 0, a: 0 },
loadOp: "clear",
storeOp: "store",
},
],
});
pass.executeBundles([bundle]);
pass.end();
const command_buffer = encoder.finish();
device.queue.submit([command_buffer]);
self.postMessage([
{
value: command_buffer !== undefined,
message: "command_buffer !== undefined",
},
]);
} catch (e) {
self.postMessage([
{
value: false,
message: "Unhandled exception " + e,
},
]);
}
});
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