| <body> |
| <div id="result"></div> |
| <script> |
| if (window.testRunner) { testRunner.waitUntilDone(); testRunner.dumpAsText() } |
| async function runTest() { |
| let adapter = await navigator.gpu.requestAdapter(); |
| let requiredFeatures; |
| let format; |
| if (adapter.features.has('texture-compression-astc')) { |
| requiredFeatures = ['texture-compression-astc', 'bgra8unorm-storage']; |
| format = 'astc-10x8-unorm-srgb'; |
| } else { |
| requiredFeatures = ['texture-compression-bc', 'bgra8unorm-storage']; |
| format = 'bc7-rgba-unorm-srgb'; |
| } |
| let device = await adapter.requestDevice({requiredFeatures}); |
| let texture = device.createTexture({ |
| size: {width: 2970, height: 200, depthOrArrayLayers: 1}, |
| mipLevelCount: 9, |
| format, |
| usage: GPUTextureUsage.COPY_DST | GPUTextureUsage.COPY_SRC | GPUTextureUsage.TEXTURE_BINDING}); |
| let encoder = device.createCommandEncoder({}); |
| encoder.copyTextureToTexture({ |
| texture: texture, |
| mipLevel: 3, |
| origin: { x: 20, y: 16, z: 0 }, |
| aspect: 'all', |
| }, |
| { |
| texture: texture, |
| mipLevel: 1, |
| origin: { x: 950, y: 88, z: 0 }, |
| aspect: 'all', |
| }, |
| {width: 260, height: 8, depthOrArrayLayers: 1}); |
| device.queue.submit([encoder.finish()]); |
| await device.queue.onSubmittedWorkDone(); |
| device.destroy(); |
| result.innerHTML += "PASSED"; |
| if (window.testRunner) { testRunner.notifyDone() } |
| } |
| runTest(); |
| </script> |
| </body> |
