gecko-dev/gfx/layers/ipc/FenceUtilsGonk.h

95 lines
2.2 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* vim: sw=2 ts=8 et :
*/
/* 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 mozilla_layers_FenceUtilsGonk_h
#define mozilla_layers_FenceUtilsGonk_h
#include <unistd.h>
#include <ui/Fence.h>
#include "ipc/IPCMessageUtils.h"
namespace mozilla {
namespace layers {
struct FenceHandleFromChild;
struct FenceHandle {
typedef android::Fence Fence;
FenceHandle()
{ }
explicit FenceHandle(const android::sp<Fence>& aFence);
explicit FenceHandle(const FenceHandleFromChild& aFenceHandle);
bool operator==(const FenceHandle& aOther) const {
return mFence.get() == aOther.mFence.get();
}
bool IsValid() const
{
return mFence.get() && mFence->isValid();
}
void Merge(const FenceHandle& aFenceHandle);
android::sp<Fence> mFence;
};
struct FenceHandleFromChild {
typedef android::Fence Fence;
FenceHandleFromChild()
{ }
explicit FenceHandleFromChild(const android::sp<Fence>& aFence);
explicit FenceHandleFromChild(const FenceHandle& aFence) {
mFence = aFence.mFence;
}
bool operator==(const FenceHandle& aOther) const {
return mFence.get() == aOther.mFence.get();
}
bool operator==(const FenceHandleFromChild& aOther) const {
return mFence.get() == aOther.mFence.get();
}
bool IsValid() const
{
return mFence.get() && mFence->isValid();
}
android::sp<Fence> mFence;
};
} // namespace layers
} // namespace mozilla
namespace IPC {
template <>
struct ParamTraits<mozilla::layers::FenceHandle> {
typedef mozilla::layers::FenceHandle paramType;
static void Write(Message* aMsg, const paramType& aParam);
static bool Read(const Message* aMsg, void** aIter, paramType* aResult);
};
template <>
struct ParamTraits<mozilla::layers::FenceHandleFromChild> {
typedef mozilla::layers::FenceHandleFromChild paramType;
static void Write(Message* aMsg, const paramType& aParam);
static bool Read(const Message* aMsg, void** aIter, paramType* aResult);
};
} // namespace IPC
#endif // mozilla_layers_FenceUtilsGonk_h