third_party/blink/renderer/modules/webgpu/gpu_device.idl

// Copyright 2018 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// https://gpuweb.github.io/gpuweb/

[
    Exposed(Window WebGPU, Worker WebGPU)
] interface GPUDevice : EventTarget {
    [SameObject] readonly attribute GPUAdapter adapter;
    [CallWith=ScriptState] readonly attribute Promise<GPUDeviceLostInfo> lost;

    [SameObject] readonly attribute GPUQueue defaultQueue;

    GPUBuffer createBuffer(GPUBufferDescriptor descriptor);
    [CallWith=ScriptState, RaisesException] GPUMappedBuffer createBufferMapped(GPUBufferDescriptor descriptor);
    [RaisesException] GPUTexture createTexture(GPUTextureDescriptor descriptor);
    GPUSampler createSampler(optional GPUSamplerDescriptor descriptor = {});

    GPUBindGroup createBindGroup(GPUBindGroupDescriptor descriptor);
    GPUBindGroupLayout createBindGroupLayout(GPUBindGroupLayoutDescriptor descriptor);
    GPUPipelineLayout createPipelineLayout(GPUPipelineLayoutDescriptor descriptor);

    GPUShaderModule createShaderModule(GPUShaderModuleDescriptor descriptor);
    [CallWith=ScriptState] GPURenderPipeline createRenderPipeline(GPURenderPipelineDescriptor descriptor);
    GPUComputePipeline createComputePipeline(GPUComputePipelineDescriptor descriptor);

    GPUCommandEncoder createCommandEncoder(optional GPUCommandEncoderDescriptor descriptor = {});
    GPURenderBundleEncoder createRenderBundleEncoder(GPURenderBundleEncoderDescriptor descriptor);

    void pushErrorScope(GPUErrorFilter filter);
    [CallWith=ScriptState] Promise<GPUError?> popErrorScope();

    attribute EventHandler onuncapturederror;
};

enum GPUErrorFilter {
    "none",
    "out-of-memory",
    "validation"
};

typedef sequence<any> GPUMappedBuffer;  // [GPUBuffer, ArrayBuffer]
typedef (GPUOutOfMemoryError or GPUValidationError) GPUError;