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47 lines
1.3 KiB
C++
47 lines
1.3 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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#include "mozilla/dom/WebGPUBinding.h"
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#include "CommandBuffer.h"
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#include "CommandEncoder.h"
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#include "ipc/WebGPUChild.h"
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#include "mozilla/webgpu/CanvasContext.h"
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#include "Device.h"
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namespace mozilla::webgpu {
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GPU_IMPL_CYCLE_COLLECTION(CommandBuffer, mParent)
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GPU_IMPL_JS_WRAP(CommandBuffer)
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CommandBuffer::CommandBuffer(
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Device* const aParent, RawId aId,
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nsTArray<WeakPtr<CanvasContext>>&& aPresentationContexts,
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RefPtr<CommandEncoder>&& aEncoder)
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: ChildOf(aParent),
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mId(aId),
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mPresentationContexts(std::move(aPresentationContexts)) {
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mEncoder = std::move(aEncoder);
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MOZ_RELEASE_ASSERT(aId);
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}
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CommandBuffer::~CommandBuffer() {}
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void CommandBuffer::Cleanup() { mEncoder = nullptr; }
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Maybe<RawId> CommandBuffer::Commit() {
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if (!mValid) {
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return Nothing();
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}
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mValid = false;
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for (const auto& presentationContext : mPresentationContexts) {
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if (presentationContext) {
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presentationContext->MaybeQueueSwapChainPresent();
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}
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}
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return Some(mId);
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}
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} // namespace mozilla::webgpu
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