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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/. */
#ifndef WEBGLCROSSPROCESSCOMMANDQUEUE_H_
#define WEBGLCROSSPROCESSCOMMANDQUEUE_H_
#include "mozilla/dom/WebGLCommandQueue.h"
#include "ProducerConsumerQueue.h"
#include "IpdlQueue.h"
namespace mozilla {
namespace dom {
class WebGLParent;
class WebGLChild;
} // namespace dom
namespace layers {
class PCompositorBridgeParent;
}
class HostWebGLContext;
using mozilla::webgl::ProducerConsumerQueue;
/**
* The source for the WebGL Command Queue.
*/
using ClientWebGLCommandSourceP =
SyncCommandSource<size_t, mozilla::webgl::PcqProducer,
mozilla::webgl::ProducerConsumerQueue>;
/**
* The sink for the WebGL Command Queue. This object is created in the client
* and sent to the host, where it needs to be given a HostWebGLContext that it
* then uses for executing methods. Add new commands to DispatchCommand using
* the WEBGL_SYNC_COMMAND and WEBGL_ASYNC_COMMAND macros.
*/
template <typename Consumer, typename Queue>
class HostWebGLCommandSink final
: public SyncCommandSink<size_t, Consumer, Queue> {
public:
HostWebGLCommandSink(UniquePtr<Consumer>&& aConsumer,
UniquePtr<typename Queue::Producer>&& aResponseProducer)
: SyncCommandSink<size_t, Consumer, Queue>(
std::move(aConsumer), std::move(aResponseProducer)) {}
HostWebGLContext* mHostContext = nullptr;
// For IPDL:
HostWebGLCommandSink() = default;
protected:
friend struct mozilla::ipc::IPDLParamTraits<HostWebGLCommandSink>;
friend class mozilla::layers::PCompositorBridgeParent;
bool DispatchCommand(size_t command) override {
MOZ_CRASH("TODO:");
return false;
}
};
using HostWebGLCommandSinkP =
HostWebGLCommandSink<mozilla::webgl::PcqConsumer,
mozilla::webgl::ProducerConsumerQueue>;
using IpdlWebGLCommandQueue =
mozilla::dom::IpdlQueue<mozilla::dom::WebGLChild,
mozilla::dom::WebGLParent>;
using IpdlWebGLResponseQueue =
mozilla::dom::IpdlQueue<mozilla::dom::WebGLParent,
mozilla::dom::WebGLChild>;
using ClientWebGLCommandSourceI =
SyncCommandSource<size_t, typename IpdlWebGLCommandQueue::Producer,
IpdlWebGLResponseQueue>;
using HostWebGLCommandSinkI =
HostWebGLCommandSink<typename IpdlWebGLCommandQueue::Consumer,
IpdlWebGLResponseQueue>;
namespace ipc {
template <typename Consumer, typename Queue>
struct IPDLParamTraits<mozilla::HostWebGLCommandSink<Consumer, Queue>>
: public IPDLParamTraits<
mozilla::SyncCommandSink<size_t, Consumer, Queue>> {
public:
typedef mozilla::HostWebGLCommandSink<Consumer, Queue> paramType;
};
} // namespace ipc
} // namespace mozilla
#endif // WEBGLCROSSPROCESSCOMMANDQUEUE_H_
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