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Commit dc0a7a5a authored by Scott Mertz's avatar Scott Mertz
Browse files

sensorservice: add fusion sensors if all events are supported 

- Fusion sensors depend on gyro, mag field, and accelerometer
  events in order to emulate these sensors.  Don't create
  them unless ALL of the real hardware devices required exist.

Change-Id: I1bce167a52c2dfc56a07450f858b01b78c39b7fe
parent af2dde62

services/sensorservice/SensorService.cpp

+9 −1
Original line number Diff line number Diff line
@@ -80,6 +80,8 @@ void SensorService::onFirstRef() 
        if (count > 0) {

            ssize_t orientationIndex = -1;

            bool hasGyro = false;

            bool hasMagnetometer = false;

            bool hasAccelerometer = false;

            uint32_t virtualSensorsNeeds =

                    (1<<SENSOR_TYPE_GRAVITY) |

                    (1<<SENSOR_TYPE_LINEAR_ACCELERATION) |
@@ -96,6 +98,12 @@ void SensorService::onFirstRef() 
                    case SENSOR_TYPE_GYROSCOPE_UNCALIBRATED:

                        hasGyro = true;

                        break;

                    case SENSOR_TYPE_MAGNETIC_FIELD:

                        hasMagnetometer = true;

                        break;

                    case SENSOR_TYPE_ACCELEROMETER:

                        hasAccelerometer = true;

                        break;

                    case SENSOR_TYPE_GRAVITY:

                    case SENSOR_TYPE_LINEAR_ACCELERATION:

                    case SENSOR_TYPE_ROTATION_VECTOR:
@@ -112,7 +120,7 @@ void SensorService::onFirstRef() 
            // build the sensor list returned to users

            mUserSensorList = mSensorList;



            if (hasGyro) {

            if (hasGyro && hasMagnetometer && hasAccelerometer) {

                Sensor aSensor;



                // Add Android virtual sensors if they're not already