gecko-dev/dom/webidl/WebGPU.webidl

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/* -*- Mode: IDL; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/.
*
* The origin of this IDL file is
* https://gpuweb.github.io/gpuweb/
*/
typedef long i32;
typedef unsigned long u32;
typedef unsigned long long u64;
dictionary GPUColorDict {
required double r;
required double g;
required double b;
required double a;
};
dictionary GPUOrigin2DDict {
u32 x = 0;
u32 y = 0;
};
dictionary GPUOrigin3DDict {
u32 x = 0;
u32 y = 0;
u32 z = 0;
};
dictionary GPUExtent3DDict {
required u32 width;
required u32 height;
required u32 depth;
};
typedef (sequence<double> or GPUColorDict) GPUColor;
typedef (sequence<u32> or GPUOrigin2DDict) GPUOrigin2D;
typedef (sequence<u32> or GPUOrigin3DDict) GPUOrigin3D;
typedef (sequence<u32> or GPUExtent3DDict) GPUExtent3D;
interface mixin GPUObjectBase {
attribute DOMString? label;
};
dictionary GPUObjectDescriptorBase {
DOMString? label;
};
// ****************************************************************************
// INITIALIZATION
// ****************************************************************************
[
Pref="dom.webgpu.enabled",
Exposed=Window
]
interface GPU {
// May reject with DOMException
[NewObject]
Promise<GPUAdapter> requestAdapter(optional GPURequestAdapterOptions options = {});
};
// Add a "webgpu" member to Navigator/Worker that contains the global instance of a "WebGPU"
interface mixin GPUProvider {
[SameObject, Replaceable, Pref="dom.webgpu.enabled", Exposed=Window] readonly attribute GPU gpu;
};
enum GPUPowerPreference {
"low-power",
"high-performance"
};
dictionary GPURequestAdapterOptions {
GPUPowerPreference powerPreference;
};
[Pref="dom.webgpu.enabled",
Exposed=Window]
interface GPUAdapter {
readonly attribute DOMString name;
//GPUExtensions getExtensions();
//readonly attribute GPULimits limits; Don't expose higher limits for now.
// May reject with DOMException
[NewObject]
Promise<GPUDevice> requestDevice(optional GPUDeviceDescriptor descriptor = {});
};
GPUAdapter includes GPUObjectBase;
dictionary GPUExtensions {
boolean anisotropicFiltering = false;
};
dictionary GPULimits {
u32 maxBindGroups = 4;
};
// Device
[Pref="dom.webgpu.enabled",
Exposed=Window]
interface GPUDevice {
//GPUExtensions getExtensions();
//GPULimits getLimits();
//readonly attribute GPUAdapter adapter;
[SameObject] readonly attribute GPUQueue defaultQueue;
[NewObject]
GPUBuffer createBuffer(GPUBufferDescriptor descriptor);
[NewObject, Throws]
GPUMappedBuffer createBufferMapped(GPUBufferDescriptor descriptor);
[NewObject]
GPUTexture createTexture(GPUTextureDescriptor descriptor);
[NewObject]
GPUSampler createSampler(optional GPUSamplerDescriptor descriptor = {});
GPUBindGroupLayout createBindGroupLayout(GPUBindGroupLayoutDescriptor descriptor);
GPUPipelineLayout createPipelineLayout(GPUPipelineLayoutDescriptor descriptor);
GPUBindGroup createBindGroup(GPUBindGroupDescriptor descriptor);
GPUShaderModule createShaderModule(GPUShaderModuleDescriptor descriptor);
GPUComputePipeline createComputePipeline(GPUComputePipelineDescriptor descriptor);
GPURenderPipeline createRenderPipeline(GPURenderPipelineDescriptor descriptor);
[NewObject]
GPUCommandEncoder createCommandEncoder(optional GPUCommandEncoderDescriptor descriptor = {});
//GPURenderBundleEncoder createRenderBundleEncoder(GPURenderBundleEncoderDescriptor descriptor);
};
GPUDevice includes GPUObjectBase;
dictionary GPUDeviceDescriptor {
GPUExtensions extensions;
GPULimits limits;
// TODO are other things configurable like queues?
};
// ****************************************************************************
// ERROR HANDLING
// ****************************************************************************
[Pref="dom.webgpu.enabled",
Exposed=Window]
interface GPUDeviceLostInfo {
readonly attribute DOMString message;
};
enum GPUErrorFilter {
"none",
"out-of-memory",
"validation"
};
[Pref="dom.webgpu.enabled",
Exposed=Window]
interface GPUOutOfMemoryError {
//constructor();
};
[Pref="dom.webgpu.enabled",
Exposed=Window]
interface GPUValidationError {
//constructor(DOMString message);
//readonly attribute DOMString message;
};
typedef (GPUOutOfMemoryError or GPUValidationError) GPUError;
partial interface GPUDevice {
//readonly attribute Promise<GPUDeviceLostInfo> lost;
//void pushErrorScope(GPUErrorFilter filter);
//Promise<GPUError?> popErrorScope();
//[Exposed=Window]
//attribute EventHandler onuncapturederror;
};
// ****************************************************************************
// SHADER RESOURCES (buffer, textures, texture views, samples)
// ****************************************************************************
// Buffer
typedef u32 GPUBufferUsageFlags;
[Pref="dom.webgpu.enabled",
Exposed=Window]
interface GPUBufferUsage {
const u32 NONE = 0x0000;
const u32 MAP_READ = 0x0001;
const u32 MAP_WRITE = 0x0002;
const u32 COPY_SRC = 0x0004;
const u32 COPY_DST = 0x0008;
const u32 INDEX = 0x0010;
const u32 VERTEX = 0x0020;
const u32 UNIFORM = 0x0040;
const u32 STORAGE = 0x0080;
const u32 INDIRECT = 0x0100;
};
dictionary GPUBufferDescriptor {
required u64 size;
required GPUBufferUsageFlags usage;
};
[Pref="dom.webgpu.enabled",
Exposed=Window]
interface GPUBuffer {
[NewObject]
Promise<ArrayBuffer> mapReadAsync();
//Promise<ArrayBuffer> mapWriteAsync();
[Throws]
void unmap();
void destroy();
};
GPUBuffer includes GPUObjectBase;
typedef sequence<any> GPUMappedBuffer;
// Texture
enum GPUTextureDimension {
"1d",
"2d",
"3d",
};
enum GPUTextureFormat {
// 8-bit formats
"r8unorm",
"r8snorm",
"r8uint",
"r8sint",
// 16-bit formats
"r16uint",
"r16sint",
"r16float",
"rg8unorm",
"rg8snorm",
"rg8uint",
"rg8sint",
// 32-bit formats
"r32uint",
"r32sint",
"r32float",
"rg16uint",
"rg16sint",
"rg16float",
"rgba8unorm",
"rgba8unorm-srgb",
"rgba8snorm",
"rgba8uint",
"rgba8sint",
"bgra8unorm",
"bgra8unorm-srgb",
// Packed 32-bit formats
"rgb10a2unorm",
"rg11b10float",
// 64-bit formats
"rg32uint",
"rg32sint",
"rg32float",
"rgba16uint",
"rgba16sint",
"rgba16float",
// 128-bit formats
"rgba32uint",
"rgba32sint",
"rgba32float",
// Depth and stencil formats
"depth32float",
"depth24plus",
"depth24plus-stencil8"
};
typedef u32 GPUTextureUsageFlags;
[Pref="dom.webgpu.enabled",
Exposed=Window]
interface GPUTextureUsage {
const u32 NONE = 0x00;
const u32 COPY_SRC = 0x01;
const u32 COPY_DST = 0x02;
const u32 SAMPLED = 0x04;
const u32 STORAGE = 0x08;
const u32 OUTPUT_ATTACHMENT = 0x10;
};
dictionary GPUTextureDescriptor {
required GPUExtent3D size;
u32 mipLevelCount = 1;
u32 sampleCount = 1;
GPUTextureDimension dimension = "2d";
required GPUTextureFormat format;
required GPUTextureUsageFlags usage;
};
[Pref="dom.webgpu.enabled",
Exposed=Window]
interface GPUTexture {
[NewObject]
GPUTextureView createView(optional GPUTextureViewDescriptor descriptor = {});
void destroy();
};
GPUTexture includes GPUObjectBase;
// Texture view
enum GPUTextureViewDimension {
"1d",
"2d",
"2d-array",
"cube",
"cube-array",
"3d"
};
enum GPUTextureAspect {
"all",
"stencil-only",
"depth-only"
};
dictionary GPUTextureViewDescriptor : GPUObjectDescriptorBase {
GPUTextureFormat format;
GPUTextureViewDimension dimension;
GPUTextureAspect aspect = "all";
u32 baseMipLevel = 0;
u32 mipLevelCount = 1;
u32 baseArrayLayer = 0;
u32 arrayLayerCount = 1;
};
[Pref="dom.webgpu.enabled",
Exposed=Window]
interface GPUTextureView {
};
GPUTextureView includes GPUObjectBase;
// Sampler
enum GPUAddressMode {
"clamp-to-edge",
"repeat",
"mirror-repeat"
};
enum GPUFilterMode {
"nearest",
"linear",
};
enum GPUCompareFunction {
"never",
"less",
"equal",
"less-equal",
"greater",
"not-equal",
"greater-equal",
"always"
};
dictionary GPUSamplerDescriptor : GPUObjectDescriptorBase {
GPUAddressMode addressModeU = "clamp-to-edge";
GPUAddressMode addressModeV = "clamp-to-edge";
GPUAddressMode addressModeW = "clamp-to-edge";
GPUFilterMode magFilter = "nearest";
GPUFilterMode minFilter = "nearest";
GPUFilterMode mipmapFilter = "nearest";
float lodMinClamp = 0;
float lodMaxClamp = 1000.0; //TODO?
GPUCompareFunction compare;
};
[Pref="dom.webgpu.enabled",
Exposed=Window]
interface GPUSampler {
};
GPUSampler includes GPUObjectBase;
enum GPUTextureComponentType {
"float",
"sint",
"uint"
};
// ****************************************************************************
// BINDING MODEL (bindgroup layout, bindgroup)
// ****************************************************************************
// PipelineLayout
dictionary GPUPipelineLayoutDescriptor : GPUObjectDescriptorBase {
required sequence<GPUBindGroupLayout> bindGroupLayouts;
};
[Pref="dom.webgpu.enabled",
Exposed=Window]
interface GPUPipelineLayout {
};
GPUPipelineLayout includes GPUObjectBase;
// BindGroupLayout
typedef u32 GPUShaderStageFlags;
[Pref="dom.webgpu.enabled",
Exposed=Window]
interface GPUShaderStage {
const u32 NONE = 0;
const u32 VERTEX = 1;
const u32 FRAGMENT = 2;
const u32 COMPUTE = 4;
};
enum GPUBindingType {
"uniform-buffer",
"storage-buffer",
"readonly-storage-buffer",
"sampler",
"comparison-sampler",
"sampled-texture",
"readonly-storage-texture",
"writeonly-storage-texture",
};
dictionary GPUBindGroupLayoutEntry {
required u32 binding;
required GPUShaderStageFlags visibility;
required GPUBindingType type;
GPUTextureViewDimension viewDimension = "2d";
GPUTextureComponentType textureComponentType = "float";
boolean multisampled = false;
boolean hasDynamicOffset = false;
GPUTextureFormat storageTextureFormat;
};
dictionary GPUBindGroupLayoutDescriptor : GPUObjectDescriptorBase {
required sequence<GPUBindGroupLayoutEntry> entries;
};
[Pref="dom.webgpu.enabled",
Exposed=Window]
interface GPUBindGroupLayout {
};
GPUBindGroupLayout includes GPUObjectBase;
// BindGroup
dictionary GPUBufferBinding {
required GPUBuffer buffer;
u64 offset = 0;
u64 size;
};
typedef (GPUSampler or GPUTextureView or GPUBufferBinding) GPUBindingResource;
dictionary GPUBindGroupEntry {
required u32 binding;
required GPUBindingResource resource;
};
dictionary GPUBindGroupDescriptor : GPUObjectDescriptorBase {
required GPUBindGroupLayout layout;
required sequence<GPUBindGroupEntry> entries;
};
[Pref="dom.webgpu.enabled",
Exposed=Window]
interface GPUBindGroup {
};
GPUBindGroup includes GPUObjectBase;
// ****************************************************************************
// PIPELINE CREATION (blend state, DS state, ..., pipelines)
// ****************************************************************************
// BlendState
enum GPUBlendFactor {
"zero",
"one",
"src-color",
"one-minus-src-color",
"src-alpha",
"one-minus-src-alpha",
"dst-color",
"one-minus-dst-color",
"dst-alpha",
"one-minus-dst-alpha",
"src-alpha-saturated",
"blend-color",
"one-minus-blend-color",
};
enum GPUBlendOperation {
"add",
"subtract",
"reverse-subtract",
"min",
"max"
};
dictionary GPUBlendDescriptor {
GPUBlendFactor srcFactor = "one";
GPUBlendFactor dstFactor = "zero";
GPUBlendOperation operation = "add";
};
typedef u32 GPUColorWriteFlags;
[Pref="dom.webgpu.enabled",
Exposed=Window]
interface GPUColorWrite {
const u32 NONE = 0;
const u32 RED = 1;
const u32 GREEN = 2;
const u32 BLUE = 4;
const u32 ALPHA = 8;
const u32 ALL = 15;
};
dictionary GPUColorStateDescriptor {
required GPUTextureFormat format;
GPUBlendDescriptor alphaBlend = {};
GPUBlendDescriptor colorBlend = {};
GPUColorWriteFlags writeMask = 0xF;
};
// DepthStencilState
enum GPUStencilOperation {
"keep",
"zero",
"replace",
"invert",
"increment-clamp",
"decrement-clamp",
"increment-wrap",
"decrement-wrap"
};
dictionary GPUStencilStateFaceDescriptor {
GPUCompareFunction compare = "always";
GPUStencilOperation failOp = "keep";
GPUStencilOperation depthFailOp = "keep";
GPUStencilOperation passOp = "keep";
};
dictionary GPUDepthStencilStateDescriptor {
required GPUTextureFormat format;
boolean depthWriteEnabled = false;
GPUCompareFunction depthCompare = "always";
GPUStencilStateFaceDescriptor stencilFront = {};
GPUStencilStateFaceDescriptor stencilBack = {};
u32 stencilReadMask = 0xFFFFFFFF;
u32 stencilWriteMask = 0xFFFFFFFF;
};
// InputState
enum GPUIndexFormat {
"uint16",
"uint32",
};
enum GPUVertexFormat {
"uchar2",
"uchar4",
"char2",
"char4",
"uchar2norm",
"uchar4norm",
"char2norm",
"char4norm",
"ushort2",
"ushort4",
"short2",
"short4",
"ushort2norm",
"ushort4norm",
"short2norm",
"short4norm",
"half2",
"half4",
"float",
"float2",
"float3",
"float4",
"uint",
"uint2",
"uint3",
"uint4",
"int",
"int2",
"int3",
"int4",
};
enum GPUInputStepMode {
"vertex",
"instance",
};
dictionary GPUVertexAttributeDescriptor {
u64 offset = 0;
required GPUVertexFormat format;
required u32 shaderLocation;
};
dictionary GPUVertexBufferLayoutDescriptor {
required u64 arrayStride;
GPUInputStepMode stepMode = "vertex";
required sequence<GPUVertexAttributeDescriptor> attributes;
};
dictionary GPUVertexStateDescriptor {
GPUIndexFormat indexFormat = "uint32";
sequence<GPUVertexBufferLayoutDescriptor?> vertexBuffers = [];
};
// ShaderModule
typedef (Uint32Array or DOMString) GPUShaderCode;
dictionary GPUShaderModuleDescriptor : GPUObjectDescriptorBase {
required GPUShaderCode code;
};
[Pref="dom.webgpu.enabled",
Exposed=Window]
interface GPUShaderModule {
};
GPUShaderModule includes GPUObjectBase;
// Common stuff for ComputePipeline and RenderPipeline
dictionary GPUPipelineDescriptorBase : GPUObjectDescriptorBase {
required GPUPipelineLayout layout;
};
dictionary GPUProgrammableStageDescriptor {
required GPUShaderModule module;
required DOMString entryPoint;
};
// ComputePipeline
dictionary GPUComputePipelineDescriptor : GPUPipelineDescriptorBase {
required GPUProgrammableStageDescriptor computeStage;
};
[Pref="dom.webgpu.enabled",
Exposed=Window]
interface GPUComputePipeline {
};
GPUComputePipeline includes GPUObjectBase;
// GPURenderPipeline
enum GPUPrimitiveTopology {
"point-list",
"line-list",
"line-strip",
"triangle-list",
"triangle-strip"
};
dictionary GPURasterizationStateDescriptor {
GPUFrontFace frontFace = "ccw";
GPUCullMode cullMode = "none";
i32 depthBias = 0;
float depthBiasSlopeScale = 0;
float depthBiasClamp = 0;
};
enum GPUFrontFace {
"ccw",
"cw"
};
enum GPUCullMode {
"none",
"front",
"back"
};
dictionary GPURenderPipelineDescriptor : GPUPipelineDescriptorBase {
required GPUProgrammableStageDescriptor vertexStage;
GPUProgrammableStageDescriptor fragmentStage;
required GPUPrimitiveTopology primitiveTopology;
GPURasterizationStateDescriptor rasterizationState = {};
required sequence<GPUColorStateDescriptor> colorStates;
GPUDepthStencilStateDescriptor depthStencilState;
GPUVertexStateDescriptor vertexState = {};
u32 sampleCount = 1;
u32 sampleMask = 0xFFFFFFFF;
boolean alphaToCoverageEnabled = false;
};
[Pref="dom.webgpu.enabled",
Exposed=Window]
interface GPURenderPipeline {
};
GPURenderPipeline includes GPUObjectBase;
// ****************************************************************************
// COMMAND RECORDING (Command buffer and all relevant structures)
// ****************************************************************************
enum GPULoadOp {
"load"
};
enum GPUStoreOp {
"store",
"clear"
};
dictionary GPURenderPassColorAttachmentDescriptor {
required GPUTextureView attachment;
GPUTextureView resolveTarget;
required (GPULoadOp or GPUColor) loadValue;
GPUStoreOp storeOp = "store";
};
dictionary GPURenderPassDepthStencilAttachmentDescriptor {
required GPUTextureView attachment;
required (GPULoadOp or float) depthLoadValue;
required GPUStoreOp depthStoreOp;
required (GPULoadOp or u32) stencilLoadValue;
required GPUStoreOp stencilStoreOp;
};
dictionary GPURenderPassDescriptor : GPUObjectDescriptorBase {
required sequence<GPURenderPassColorAttachmentDescriptor> colorAttachments;
GPURenderPassDepthStencilAttachmentDescriptor depthStencilAttachment;
};
dictionary GPUBufferCopyView {
required GPUBuffer buffer;
u64 offset = 0;
required u32 bytesPerRow;
u32 rowsPerImage = 0;
};
dictionary GPUTextureCopyView {
required GPUTexture texture;
u32 mipLevel = 0;
u32 arrayLayer = 0;
GPUOrigin3D origin;
};
dictionary GPUImageBitmapCopyView {
//required ImageBitmap imageBitmap; //TODO
GPUOrigin2D origin;
};
dictionary GPUCommandEncoderDescriptor : GPUObjectDescriptorBase {
};
[Pref="dom.webgpu.enabled",
Exposed=Window]
interface GPUCommandEncoder {
[NewObject]
GPUComputePassEncoder beginComputePass(optional GPUComputePassDescriptor descriptor = {});
[NewObject]
GPURenderPassEncoder beginRenderPass(GPURenderPassDescriptor descriptor);
void copyBufferToBuffer(
GPUBuffer source,
u64 sourceOffset,
GPUBuffer destination,
u64 destinationOffset,
u64 size);
void copyBufferToTexture(
GPUBufferCopyView source,
GPUTextureCopyView destination,
GPUExtent3D copySize);
void copyTextureToBuffer(
GPUTextureCopyView source,
GPUBufferCopyView destination,
GPUExtent3D copySize);
void copyTextureToTexture(
GPUTextureCopyView source,
GPUTextureCopyView destination,
GPUExtent3D copySize);
/*
void copyImageBitmapToTexture(
GPUImageBitmapCopyView source,
GPUTextureCopyView destination,
GPUExtent3D copySize);
*/
//void pushDebugGroup(DOMString groupLabel);
//void popDebugGroup();
//void insertDebugMarker(DOMString markerLabel);
[NewObject]
GPUCommandBuffer finish(optional GPUCommandBufferDescriptor descriptor = {});
};
GPUCommandEncoder includes GPUObjectBase;
interface mixin GPUProgrammablePassEncoder {
void setBindGroup(unsigned long index, GPUBindGroup bindGroup,
optional sequence<unsigned long> dynamicOffsets = []);
//void pushDebugGroup(DOMString groupLabel);
//void popDebugGroup();
//void insertDebugMarker(DOMString markerLabel);
};
// Render Pass
interface mixin GPURenderEncoderBase {
void setPipeline(GPURenderPipeline pipeline);
void setIndexBuffer(GPUBuffer buffer, optional u64 offset = 0, optional u64 size = 0);
void setVertexBuffer(u32 slot, GPUBuffer buffer, optional u64 offset = 0, optional u64 size = 0);
void draw(u32 vertexCount, u32 instanceCount,
u32 firstVertex, u32 firstInstance);
void drawIndexed(u32 indexCount, u32 instanceCount,
u32 firstIndex, i32 baseVertex, u32 firstInstance);
//void drawIndirect(GPUBuffer indirectBuffer, u64 indirectOffset);
//void drawIndexedIndirect(GPUBuffer indirectBuffer, u64 indirectOffset);
};
[Pref="dom.webgpu.enabled",
Exposed=Window]
interface GPURenderPassEncoder {
//void setViewport(float x, float y,
// float width, float height,
// float minDepth, float maxDepth);
//void setScissorRect(u32 x, u32 y, u32 width, u32 height);
//void setBlendColor(GPUColor color);
//void setStencilReference(u32 reference);
//void executeBundles(sequence<GPURenderBundle> bundles);
[Throws]
void endPass();
};
GPURenderPassEncoder includes GPUObjectBase;
GPURenderPassEncoder includes GPUProgrammablePassEncoder;
GPURenderPassEncoder includes GPURenderEncoderBase;
// Compute Pass
dictionary GPUComputePassDescriptor : GPUObjectDescriptorBase {
};
[Pref="dom.webgpu.enabled",
Exposed=Window]
interface GPUComputePassEncoder {
void setPipeline(GPUComputePipeline pipeline);
void dispatch(u32 x, optional u32 y = 1, optional u32 z = 1);
//void dispatchIndirect(GPUBuffer indirectBuffer, u64 indirectOffset);
[Throws]
void endPass();
};
GPUComputePassEncoder includes GPUObjectBase;
GPUComputePassEncoder includes GPUProgrammablePassEncoder;
// Command Buffer
dictionary GPUCommandBufferDescriptor : GPUObjectDescriptorBase {
};
[Pref="dom.webgpu.enabled",
Exposed=Window]
interface GPUCommandBuffer {
};
GPUCommandBuffer includes GPUObjectBase;
dictionary GPURenderBundleEncoderDescriptor : GPUObjectDescriptorBase {
required sequence<GPUTextureFormat> colorFormats;
GPUTextureFormat depthStencilFormat;
u32 sampleCount = 1;
};
// Render Bundle
[Pref="dom.webgpu.enabled",
Exposed=Window]
interface GPURenderBundleEncoder {
//GPURenderBundle finish(optional GPURenderBundleDescriptor descriptor = {});
};
GPURenderBundleEncoder includes GPUObjectBase;
//GPURenderBundleEncoder includes GPURenderEncoderBase;
dictionary GPURenderBundleDescriptor : GPUObjectDescriptorBase {
};
[Pref="dom.webgpu.enabled",
Exposed=Window]
interface GPURenderBundle {
};
GPURenderBundle includes GPUObjectBase;
// ****************************************************************************
// OTHER (Fence, Queue SwapChain, Device)
// ****************************************************************************
// Fence
dictionary GPUFenceDescriptor : GPUObjectDescriptorBase {
u64 initialValue = 0;
};
[Pref="dom.webgpu.enabled",
Exposed=Window]
interface GPUFence {
//u64 getCompletedValue();
//Promise<void> onCompletion(u64 completionValue);
};
GPUFence includes GPUObjectBase;
// Queue
[Pref="dom.webgpu.enabled",
Exposed=Window]
interface GPUQueue {
void submit(sequence<GPUCommandBuffer> buffers);
//GPUFence createFence(optional GPUFenceDescriptor descriptor = {});
//void signal(GPUFence fence, u64 signalValue);
};
GPUQueue includes GPUObjectBase;
[Pref="dom.webgpu.enabled",
Exposed=Window]
interface GPUSwapChain {
GPUTexture getCurrentTexture();
};
GPUSwapChain includes GPUObjectBase;
dictionary GPUSwapChainDescriptor : GPUObjectDescriptorBase {
required GPUDevice device;
required GPUTextureFormat format;
GPUTextureUsageFlags usage = 0x10; //GPUTextureUsage.OUTPUT_ATTACHMENT
};
[Pref="dom.webgpu.enabled",
Exposed=Window]
interface GPUCanvasContext {
// Calling configureSwapChain a second time invalidates the previous one,
// and all of the textures it's produced.
[Throws]
GPUSwapChain configureSwapChain(GPUSwapChainDescriptor descriptor);
//Promise<GPUTextureFormat> getSwapChainPreferredFormat(GPUDevice device);
};