forked from mirrors/gecko-dev
b428472b9e
Backed out changeset 13f07117425f (bug 1861985) Backed out changeset 0bdc4c60018e (bug 1861985) Backed out changeset 5e6f2b2e19c6 (bug 1860958)
49 lines
1.3 KiB
C++
49 lines
1.3 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/. */
|
|
|
|
#include "mozilla/dom/WebGPUBinding.h"
|
|
#include "CommandBuffer.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>>&& aTargetContexts)
|
|
: ChildOf(aParent), mId(aId), mTargetContexts(std::move(aTargetContexts)) {
|
|
MOZ_RELEASE_ASSERT(aId);
|
|
}
|
|
|
|
CommandBuffer::~CommandBuffer() { Cleanup(); }
|
|
|
|
void CommandBuffer::Cleanup() {
|
|
if (mValid && mParent) {
|
|
mValid = false;
|
|
auto bridge = mParent->GetBridge();
|
|
if (bridge && bridge->IsOpen()) {
|
|
bridge->SendCommandBufferDrop(mId);
|
|
}
|
|
}
|
|
}
|
|
|
|
Maybe<RawId> CommandBuffer::Commit() {
|
|
if (!mValid) {
|
|
return Nothing();
|
|
}
|
|
mValid = false;
|
|
for (const auto& targetContext : mTargetContexts) {
|
|
if (targetContext) {
|
|
targetContext->MaybeQueueSwapChainPresent();
|
|
}
|
|
}
|
|
return Some(mId);
|
|
}
|
|
|
|
} // namespace mozilla::webgpu
|