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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
* 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/dom/HTMLCanvasElement.h"
#include "Device.h"
namespace mozilla {
namespace webgpu {
GPU_IMPL_CYCLE_COLLECTION(CommandBuffer, mParent)
GPU_IMPL_JS_WRAP(CommandBuffer)
CommandBuffer::CommandBuffer(
Device* const aParent, RawId aId,
const WeakPtr<dom::HTMLCanvasElement>& aTargetCanvasElement)
: ChildOf(aParent), mId(aId), mTargetCanvasElement(aTargetCanvasElement) {
if (!aId) {
mValid = false;
}
}
CommandBuffer::~CommandBuffer() { Cleanup(); }
void CommandBuffer::Cleanup() {
if (mValid && mParent) {
mValid = false;
auto bridge = mParent->GetBridge();
if (bridge && bridge->IsOpen()) {
bridge->SendCommandBufferDestroy(mId);
}
}
}
Maybe<RawId> CommandBuffer::Commit() {
if (!mValid) {
return Nothing();
}
mValid = false;
if (mTargetCanvasElement) {
mTargetCanvasElement->InvalidateCanvasContent(nullptr);
}
return Some(mId);
}
} // namespace webgpu
} // namespace mozilla
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