gecko-dev/dom/webgpu/Device.h

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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/. */
#ifndef GPU_DEVICE_H_
#define GPU_DEVICE_H_
#include "ObjectModel.h"
#include "mozilla/MozPromise.h"
#include "mozilla/RefPtr.h"
#include "mozilla/webgpu/WebGPUTypes.h"
#include "mozilla/webrender/WebRenderAPI.h"
#include "mozilla/DOMEventTargetHelper.h"
namespace mozilla {
namespace dom {
struct GPUExtensions;
struct GPUFeatures;
struct GPULimits;
struct GPUExtent3DDict;
struct GPUBufferDescriptor;
struct GPUTextureDescriptor;
struct GPUSamplerDescriptor;
struct GPUBindGroupLayoutDescriptor;
struct GPUPipelineLayoutDescriptor;
struct GPUBindGroupDescriptor;
struct GPUBlendStateDescriptor;
struct GPUDepthStencilStateDescriptor;
struct GPUInputStateDescriptor;
struct GPUShaderModuleDescriptor;
struct GPUAttachmentStateDescriptor;
struct GPUComputePipelineDescriptor;
struct GPURenderBundleEncoderDescriptor;
struct GPURenderPipelineDescriptor;
struct GPUCommandEncoderDescriptor;
struct GPUCanvasConfiguration;
class EventHandlerNonNull;
class Promise;
template <typename T>
class Sequence;
class GPUBufferOrGPUTexture;
enum class GPUErrorFilter : uint8_t;
class GPULogCallback;
} // namespace dom
namespace ipc {
enum class ResponseRejectReason;
class Shmem;
} // namespace ipc
namespace webgpu {
class Adapter;
class BindGroup;
class BindGroupLayout;
class Buffer;
class CommandEncoder;
class ComputePipeline;
class Fence;
class InputState;
class PipelineLayout;
class Queue;
class RenderBundleEncoder;
class RenderPipeline;
class Sampler;
class ShaderModule;
class Texture;
class WebGPUChild;
using MappingPromise = MozPromise<ipc::Shmem, ipc::ResponseRejectReason, true>;
class Device final : public DOMEventTargetHelper {
public:
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(Device, DOMEventTargetHelper)
GPU_DECL_JS_WRAP(Device)
const RawId mId;
explicit Device(Adapter* const aParent, RawId aId);
RefPtr<WebGPUChild> GetBridge();
static JSObject* CreateExternalArrayBuffer(JSContext* aCx, size_t aOffset,
size_t aSize,
const ipc::Shmem& aShmem);
RefPtr<MappingPromise> MapBufferAsync(RawId aId, uint32_t aMode,
size_t aOffset, size_t aSize,
ErrorResult& aRv);
void UnmapBuffer(RawId aId, ipc::Shmem&& aShmem, bool aFlush,
bool aKeepShmem);
already_AddRefed<Texture> InitSwapChain(
const dom::GPUCanvasConfiguration& aDesc,
wr::ExternalImageId aExternalImageId, gfx::SurfaceFormat aFormat,
gfx::IntSize* aDefaultSize);
private:
~Device();
void Cleanup();
RefPtr<WebGPUChild> mBridge;
bool mValid = true;
nsString mLabel;
RefPtr<Queue> mQueue;
public:
void GetLabel(nsAString& aValue) const;
void SetLabel(const nsAString& aLabel);
const RefPtr<Queue>& GetQueue() const;
already_AddRefed<Buffer> CreateBuffer(const dom::GPUBufferDescriptor& aDesc,
ErrorResult& aRv);
already_AddRefed<Texture> CreateTexture(
const dom::GPUTextureDescriptor& aDesc);
already_AddRefed<Sampler> CreateSampler(
const dom::GPUSamplerDescriptor& aDesc);
already_AddRefed<CommandEncoder> CreateCommandEncoder(
const dom::GPUCommandEncoderDescriptor& aDesc);
already_AddRefed<RenderBundleEncoder> CreateRenderBundleEncoder(
const dom::GPURenderBundleEncoderDescriptor& aDesc);
already_AddRefed<BindGroupLayout> CreateBindGroupLayout(
const dom::GPUBindGroupLayoutDescriptor& aDesc);
already_AddRefed<PipelineLayout> CreatePipelineLayout(
const dom::GPUPipelineLayoutDescriptor& aDesc);
already_AddRefed<BindGroup> CreateBindGroup(
const dom::GPUBindGroupDescriptor& aDesc);
already_AddRefed<ShaderModule> CreateShaderModule(
JSContext* aCx, const dom::GPUShaderModuleDescriptor& aDesc);
already_AddRefed<ComputePipeline> CreateComputePipeline(
const dom::GPUComputePipelineDescriptor& aDesc);
already_AddRefed<RenderPipeline> CreateRenderPipeline(
const dom::GPURenderPipelineDescriptor& aDesc);
void PushErrorScope(const dom::GPUErrorFilter& aFilter);
already_AddRefed<dom::Promise> PopErrorScope(ErrorResult& aRv);
void Destroy();
IMPL_EVENT_HANDLER(uncapturederror)
};
} // namespace webgpu
} // namespace mozilla
#endif // GPU_DEVICE_H_