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android_external_drm_hwcomp.../hwc2_device/DrmHwcTwo.h
2025-06-27 00:08:13 -05:00

59 lines
2 KiB
C++

/*
* Copyright (C) 2016 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 <hardware/hwcomposer2.h>
#include "drm/DrmHwc.h"
namespace android {
class DrmHwcTwo : public DrmHwc {
public:
DrmHwcTwo() = default;
~DrmHwcTwo() override = default;
HWC2::Error RegisterCallback(int32_t descriptor, hwc2_callback_data_t data,
hwc2_function_pointer_t function);
// DrmHwc
void SendVsyncEventToClient(DisplayHandle display_handle, int64_t timestamp,
uint32_t vsync_period) const override;
void SendVsyncPeriodTimingChangedEventToClient(
DisplayHandle display_handle, int64_t timestamp) const override;
void SendRefreshEventToClient(DisplayHandle display_handle) override;
void SendHotplugEventToClient(DisplayHandle display_handle,
DisplayStatus display_status) override;
const std::string& RefreshStateDump();
const std::string& GetLastStateDump() const {
return last_state_dump_;
}
private:
std::pair<HWC2_PFN_HOTPLUG, hwc2_callback_data_t> hotplug_callback_{};
std::pair<HWC2_PFN_VSYNC, hwc2_callback_data_t> vsync_callback_{};
#if __ANDROID_API__ > 29
std::pair<HWC2_PFN_VSYNC_2_4, hwc2_callback_data_t> vsync_2_4_callback_{};
std::pair<HWC2_PFN_VSYNC_PERIOD_TIMING_CHANGED, hwc2_callback_data_t>
period_timing_changed_callback_{};
#endif
std::pair<HWC2_PFN_REFRESH, hwc2_callback_data_t> refresh_callback_{};
std::string last_state_dump_;
};
} // namespace android