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