diff options
Diffstat (limited to 'services/surfaceflinger/Scheduler/VsyncController.h')
-rw-r--r-- | services/surfaceflinger/Scheduler/VsyncController.h | 85 |
1 files changed, 0 insertions, 85 deletions
diff --git a/services/surfaceflinger/Scheduler/VsyncController.h b/services/surfaceflinger/Scheduler/VsyncController.h deleted file mode 100644 index 0f0df222f4..0000000000 --- a/services/surfaceflinger/Scheduler/VsyncController.h +++ /dev/null @@ -1,85 +0,0 @@ -/* - * Copyright 2020 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#pragma once - -#include <cstddef> - -#include <utils/Mutex.h> -#include <utils/RefBase.h> -#include <utils/Timers.h> - -#include <ui/FenceTime.h> - -#include <memory> - -namespace android::scheduler { - -class FenceTime; - -class VsyncController { -public: - virtual ~VsyncController(); - - /* - * Adds a present fence to the model. The controller will use the fence time as - * a vsync signal. - * - * \param [in] fence The present fence given from the display - * \return True if the model needs more vsync signals to make - * an accurate prediction, - * False otherwise - */ - virtual bool addPresentFence(const std::shared_ptr<android::FenceTime>&) = 0; - - /* - * Adds a hw sync timestamp to the model. The controller will use the timestamp - * time as a vsync signal. - * - * \param [in] timestamp The HW Vsync timestamp - * \param [in] hwcVsyncPeriod The Vsync period reported by composer, if available - * \param [out] periodFlushed True if the vsync period changed is completed - * \return True if the model needs more vsync signals to make - * an accurate prediction, - * False otherwise - */ - virtual bool addHwVsyncTimestamp(nsecs_t timestamp, std::optional<nsecs_t> hwcVsyncPeriod, - bool* periodFlushed) = 0; - - /* - * Inform the controller that the period is changing and the controller needs to recalibrate - * itself. The controller will end the period transition internally. - * - * \param [in] period The period that the system is changing into. - */ - virtual void startPeriodTransition(nsecs_t period) = 0; - - /* - * Tells the tracker to stop using present fences to get a vsync signal. - * - * \param [in] ignore Whether to ignore the present fences or not - */ - virtual void setIgnorePresentFences(bool ignore) = 0; - - virtual void dump(std::string& result) const = 0; - -protected: - VsyncController() = default; - VsyncController(VsyncController const&) = delete; - VsyncController& operator=(VsyncController const&) = delete; -}; - -} // namespace android::scheduler |