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Commit 3c65fd64 authored by Pontus Lidman's avatar Pontus Lidman Committed by Automerger Merge Worker
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Merge "Make maximum sensor fusion rate tunable." into main am: dc176d99 am: 5dae10e5 

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/2668025



Change-Id: I0ff668f6e9d9ea71736e0e5ad97545515e7e6482
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents 39be95e1 5dae10e5

services/sensorservice/SensorFusion.cpp

+7 −4
Original line number Diff line number Diff line
@@ -19,6 +19,7 @@ 
#include "SensorService.h"



#include <android/util/ProtoOutputStream.h>

#include <cutils/properties.h>

#include <frameworks/base/core/proto/android/service/sensor_service.proto.h>



namespace android {
@@ -60,9 +61,11 @@ SensorFusion::SensorFusion() 
            mGyro = uncalibratedGyro;

        }



        // 200 Hz for gyro events is a good compromise between precision

        // and power/cpu usage.

        mEstimatedGyroRate = 200;

        // Wearable devices will want to tune this parameter

        // to 100 (Hz) in device.mk to save some power.

        int32_t value = property_get_int32(

            "sensors.aosp_low_power_sensor_fusion.maximum_rate", 200);

        mEstimatedGyroRate = static_cast<float>(value);

        mTargetDelayNs = 1000000000LL / mEstimatedGyroRate;



        for (int i = 0; i<NUM_FUSION_MODE; ++i) {