gecko-dev/dom/webgpu/Adapter.h

74 строки
1.9 KiB
C++

/* -*- 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_Adapter_H_
#define GPU_Adapter_H_
#include "mozilla/AlreadyAddRefed.h"
#include "mozilla/webgpu/WebGPUTypes.h"
#include "nsString.h"
#include "ObjectModel.h"
namespace mozilla {
class ErrorResult;
namespace dom {
class Promise;
struct GPUDeviceDescriptor;
struct GPUExtensions;
struct GPUFeatures;
enum class GPUFeatureName : uint8_t;
template <typename T>
class Sequence;
} // namespace dom
namespace webgpu {
class Device;
class Instance;
class SupportedFeatures;
class SupportedLimits;
class WebGPUChild;
namespace ffi {
struct WGPUAdapterInformation;
} // namespace ffi
class Adapter final : public ObjectBase, public ChildOf<Instance> {
public:
GPU_DECL_CYCLE_COLLECTION(Adapter)
GPU_DECL_JS_WRAP(Adapter)
RefPtr<WebGPUChild> mBridge;
static Maybe<uint32_t> MakeFeatureBits(
const dom::Sequence<dom::GPUFeatureName>& aFeatures);
private:
~Adapter();
void Cleanup();
const RawId mId;
const nsString mName;
// Cant have them as `const` right now, since we wouldn't be able
// to unlink them in CC unlink.
RefPtr<SupportedFeatures> mFeatures;
RefPtr<SupportedLimits> mLimits;
const bool mIsFallbackAdapter = false;
public:
Adapter(Instance* const aParent, WebGPUChild* const aBridge,
const ffi::WGPUAdapterInformation& aInfo);
void GetName(nsString& out) const { out = mName; }
const RefPtr<SupportedFeatures>& Features() const;
const RefPtr<SupportedLimits>& Limits() const;
bool IsFallbackAdapter() const { return mIsFallbackAdapter; }
already_AddRefed<dom::Promise> RequestDevice(
const dom::GPUDeviceDescriptor& aDesc, ErrorResult& aRv);
};
} // namespace webgpu
} // namespace mozilla
#endif // GPU_Adapter_H_