зеркало из https://github.com/mozilla/gecko-dev.git
103 строки
3.5 KiB
C++
103 строки
3.5 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef GPU_CommandEncoder_H_
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#define GPU_CommandEncoder_H_
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#include "mozilla/dom/TypedArray.h"
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#include "mozilla/WeakPtr.h"
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#include "mozilla/webgpu/WebGPUTypes.h"
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#include "nsWrapperCache.h"
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#include "ObjectModel.h"
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namespace mozilla {
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namespace dom {
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struct GPUComputePassDescriptor;
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struct GPUTextureDataLayout;
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class HTMLCanvasElement;
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template <typename T>
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class Sequence;
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class GPUComputePipelineOrGPURenderPipeline;
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class RangeEnforcedUnsignedLongSequenceOrGPUExtent3DDict;
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struct GPUBufferCopyView;
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struct GPUCommandBufferDescriptor;
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struct GPUImageBitmapCopyView;
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struct GPURenderPassDescriptor;
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struct GPUTextureCopyView;
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typedef RangeEnforcedUnsignedLongSequenceOrGPUExtent3DDict GPUExtent3D;
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} // namespace dom
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namespace webgpu {
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namespace ffi {
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struct WGPUComputePass;
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struct WGPURenderPass;
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struct WGPUTextureDataLayout;
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struct WGPUTextureCopyView_TextureId;
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struct WGPUExtent3d;
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} // namespace ffi
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class BindGroup;
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class Buffer;
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class CommandBuffer;
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class ComputePassEncoder;
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class Device;
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class RenderPassEncoder;
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class CommandEncoder final : public ObjectBase, public ChildOf<Device> {
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public:
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GPU_DECL_CYCLE_COLLECTION(CommandEncoder)
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GPU_DECL_JS_WRAP(CommandEncoder)
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CommandEncoder(Device* const aParent, WebGPUChild* const aBridge, RawId aId);
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const RawId mId;
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static void ConvertTextureDataLayoutToFFI(
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const dom::GPUTextureDataLayout& aLayout,
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ffi::WGPUTextureDataLayout* aLayoutFFI);
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static void ConvertTextureCopyViewToFFI(
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const dom::GPUTextureCopyView& aView,
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ffi::WGPUTextureCopyView_TextureId* aViewFFI);
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static void ConvertExtent3DToFFI(const dom::GPUExtent3D& aExtent,
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ffi::WGPUExtent3d* aExtentFFI);
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private:
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~CommandEncoder();
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void Cleanup();
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RefPtr<WebGPUChild> mBridge;
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// TODO: support multiple target canvases per command encoder
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WeakPtr<dom::HTMLCanvasElement> mTargetCanvasElement;
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public:
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void EndComputePass(ffi::WGPUComputePass& aPass, ErrorResult& aRv);
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void EndRenderPass(ffi::WGPURenderPass& aPass, ErrorResult& aRv);
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void CopyBufferToBuffer(const Buffer& aSource, BufferAddress aSourceOffset,
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const Buffer& aDestination,
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BufferAddress aDestinationOffset,
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BufferAddress aSize);
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void CopyBufferToTexture(const dom::GPUBufferCopyView& aSource,
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const dom::GPUTextureCopyView& aDestination,
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const dom::GPUExtent3D& aCopySize);
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void CopyTextureToBuffer(const dom::GPUTextureCopyView& aSource,
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const dom::GPUBufferCopyView& aDestination,
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const dom::GPUExtent3D& aCopySize);
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void CopyTextureToTexture(const dom::GPUTextureCopyView& aSource,
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const dom::GPUTextureCopyView& aDestination,
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const dom::GPUExtent3D& aCopySize);
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already_AddRefed<ComputePassEncoder> BeginComputePass(
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const dom::GPUComputePassDescriptor& aDesc);
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already_AddRefed<RenderPassEncoder> BeginRenderPass(
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const dom::GPURenderPassDescriptor& aDesc);
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already_AddRefed<CommandBuffer> Finish(
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const dom::GPUCommandBufferDescriptor& aDesc);
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};
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} // namespace webgpu
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} // namespace mozilla
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#endif // GPU_CommandEncoder_H_
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