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/*
* Copyright 2021 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 <memory>
#include <string>
#include <scheduler/Features.h>
namespace android::scheduler {
// TODO(b/185535769): Rename classes, and remove aliases.
class VSyncDispatch;
class VSyncTracker;
class VsyncController;
using VsyncDispatch = VSyncDispatch;
using VsyncTracker = VSyncTracker;
// Schedule that synchronizes to hardware VSYNC of a physical display.
class VsyncSchedule {
public:
explicit VsyncSchedule(FeatureFlags);
VsyncSchedule(VsyncSchedule&&);
~VsyncSchedule();
// TODO(b/185535769): Hide behind API.
const VsyncTracker& getTracker() const { return *mTracker; }
VsyncTracker& getTracker() { return *mTracker; }
VsyncController& getController() { return *mController; }
// TODO(b/185535769): Remove once VsyncSchedule owns all registrations.
VsyncDispatch& getDispatch() { return *mDispatch; }
void dump(std::string&) const;
private:
friend class TestableScheduler;
using TrackerPtr = std::unique_ptr<VsyncTracker>;
using DispatchPtr = std::unique_ptr<VsyncDispatch>;
using ControllerPtr = std::unique_ptr<VsyncController>;
// For tests.
VsyncSchedule(TrackerPtr, DispatchPtr, ControllerPtr);
static TrackerPtr createTracker();
static DispatchPtr createDispatch(VsyncTracker&);
static ControllerPtr createController(VsyncTracker&, FeatureFlags);
class PredictedVsyncTracer;
using TracerPtr = std::unique_ptr<PredictedVsyncTracer>;
// Effectively const except in move constructor.
TrackerPtr mTracker;
DispatchPtr mDispatch;
ControllerPtr mController;
TracerPtr mTracer;
};
} // namespace android::scheduler
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