зеркало из https://github.com/mozilla/gecko-dev.git
49 строки
1.2 KiB
JavaScript
49 строки
1.2 KiB
JavaScript
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self.addEventListener("message", async function(event) {
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try {
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const adapter = await navigator.gpu.requestAdapter();
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const device = await adapter.requestDevice();
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const swapChainFormat = "rgba8unorm";
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const bundleEncoder = device.createRenderBundleEncoder({
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colorFormats: [swapChainFormat],
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});
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const bundle = bundleEncoder.finish({});
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const texture = device.createTexture({
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size: { width: 100, height: 100, depth: 1 },
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format: swapChainFormat,
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usage: GPUTextureUsage.RENDER_ATTACHMENT,
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});
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const view = texture.createView();
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const encoder = device.createCommandEncoder();
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const pass = encoder.beginRenderPass({
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colorAttachments: [
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{
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view,
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loadValue: { r: 0, g: 0, b: 0, a: 0 },
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storeOp: "store",
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},
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],
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});
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pass.executeBundles([bundle]);
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pass.endPass();
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const command_buffer = encoder.finish();
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device.queue.submit([command_buffer]);
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self.postMessage([
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{
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value: command_buffer !== undefined,
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message: "command_buffer !== undefined",
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},
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]);
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} catch (e) {
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self.postMessage([
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{
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value: false,
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message: "Unhandled exception " + e,
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},
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]);
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}
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});
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