Add java APIs for Sensor reportingMode. (27900358) · Commits · e / os / android_frameworks_base

api/current.txt

+5 −2

Original line number	Diff line number	Diff line
		@@ -11966,14 +11966,18 @@ package android.hardware {
		method public int getMinDelay();
		method public java.lang.String getName();
		method public float getPower();
		method public int getReportingMode();
		method public float getResolution();
		method public java.lang.String getStringType();
		method public int getType();
		method public java.lang.String getVendor();
		method public int getVersion();
		method public boolean isWakeUpSensor();
		field public static final int REPORTING_MODE_CONTINUOUS = 0; // 0x0
		field public static final int REPORTING_MODE_ONE_SHOT = 2; // 0x2
		field public static final int REPORTING_MODE_ON_CHANGE = 1; // 0x1
		field public static final int REPORTING_MODE_SPECIAL_TRIGGER = 3; // 0x3
		field public static final java.lang.String SENSOR_STRING_TYPE_NON_WAKE_UP_PROXIMITY_SENSOR = "android.sensor.non_wake_up_proximity_sensor";
		field public static final java.lang.String SENSOR_STRING_TYPE_WAKE_UP_TILT_DETECTOR = "android.sensor.wake_up_tilt_detector";
		field public static final java.lang.String STRING_TYPE_ACCELEROMETER = "android.sensor.accelerometer";
		field public static final java.lang.String STRING_TYPE_AMBIENT_TEMPERATURE = "android.sensor.ambient_temperature";
		field public static final java.lang.String STRING_TYPE_GAME_ROTATION_VECTOR = "android.sensor.game_rotation_vector";
		@@ -12054,7 +12058,6 @@ package android.hardware {
		field public static final int TYPE_WAKE_UP_ROTATION_VECTOR = 31; // 0x1f
		field public static final int TYPE_WAKE_UP_STEP_COUNTER = 38; // 0x26
		field public static final int TYPE_WAKE_UP_STEP_DETECTOR = 37; // 0x25
		field public static final int TYPE_WAKE_UP_TILT_DETECTOR = 41; // 0x29
		}

		public class SensorEvent {

core/java/android/hardware/Sensor.java

+100 −73

Original line number	Diff line number	Diff line
		@@ -708,6 +708,7 @@ public final class Sensor {
		* is generated if the direction of the 2-seconds window average gravity changed by at
		* least 35 degrees since the activation of the sensor. It is a wake up sensor.
		*
		* @hide
		* @see #isWakeUpSensor()
		*/
		public static final int TYPE_WAKE_UP_TILT_DETECTOR = 41;
		@@ -715,6 +716,7 @@ public final class Sensor {
		/**
		* A constant string describing a wake up tilt detector sensor type.
		*
		* @hide
		* @see #TYPE_WAKE_UP_TILT_DETECTOR
		*/
		public static final String SENSOR_STRING_TYPE_WAKE_UP_TILT_DETECTOR =
		@@ -752,16 +754,47 @@ public final class Sensor {
		*/
		public static final int TYPE_ALL = -1;

		/* Reporting mode constants for sensors. Each sensor will have exactly one
		reporting mode associated with it. */
		// Events are reported at a constant rate.
		static int REPORTING_MODE_CONTINUOUS = 1;
		// If this flag is set, the sensor defined as a wake up sensor. This field and REPORTING_MODE_*
		// constants are defined as flags in sensors.h. Modify at both places if needed.
		private static final int SENSOR_FLAG_WAKE_UP_SENSOR = 1;

		/**
		* Events are reported at a constant rate which is set by the rate parameter of
		* {@link SensorManager#registerListener(SensorEventListener, Sensor, int)}. Note: If other
		* applications are requesting a higher rate, the sensor data might be delivered at faster rates
		* than requested.
		*/
		public static final int REPORTING_MODE_CONTINUOUS = 0;

		/**
		* Events are reported only when the value changes. Event delivery rate can be limited by
		* setting appropriate value for rate parameter of
		* {@link SensorManager#registerListener(SensorEventListener, Sensor, int)} Note: If other
		* applications are requesting a higher rate, the sensor data might be delivered at faster rates
		* than requested.
		*/
		public static final int REPORTING_MODE_ON_CHANGE = 1;

		/**
		* Events are reported in one-shot mode. Upon detection of an event, the sensor deactivates
		* itself and then sends a single event. Sensors of this reporting mode must be registered to
		* using {@link SensorManager#requestTriggerSensor(TriggerEventListener, Sensor)}.
		*/
		public static final int REPORTING_MODE_ONE_SHOT = 2;

		// Events are reported only when the value changes.
		static int REPORTING_MODE_ON_CHANGE = 2;
		/**
		* Events are reported as described in the description of the sensor. The rate passed to
		* registerListener might not have an impact on the rate of event delivery. See the sensor
		* definition for more information on when and how frequently the events are reported. For
		* example, step detectors report events when a step is detected.
		*
		* @see SensorManager#registerListener(SensorEventListener, Sensor, int, int)
		*/
		public static final int REPORTING_MODE_SPECIAL_TRIGGER = 3;

		// Upon detection of an event, the sensor deactivates itself and then sends a single event.
		static int REPORTING_MODE_ONE_SHOT = 3;
		// Mask for the LSB 2nd, 3rd and fourth bits.
		private static final int REPORTING_MODE_MASK = 0xE;
		private static final int REPORTING_MODE_SHIFT = 1;

		// TODO(): The following arrays are fragile and error-prone. This needs to be refactored.

		@@ -770,80 +803,74 @@ public final class Sensor {
		// associated with
		// {@link SensorEvent} or {@link TriggerEvent} for the Sensor
		private static final int[] sSensorReportingModes = {
		0, 0, // padding because sensor types start at 1
		REPORTING_MODE_CONTINUOUS, 3, // SENSOR_TYPE_ACCELEROMETER
		REPORTING_MODE_CONTINUOUS, 3, // SENSOR_TYPE_GEOMAGNETIC_FIELD
		REPORTING_MODE_CONTINUOUS, 3, // SENSOR_TYPE_ORIENTATION
		REPORTING_MODE_CONTINUOUS, 3, // SENSOR_TYPE_GYROSCOPE
		REPORTING_MODE_ON_CHANGE, 3, // SENSOR_TYPE_LIGHT
		REPORTING_MODE_CONTINUOUS, 3, // SENSOR_TYPE_PRESSURE
		REPORTING_MODE_ON_CHANGE, 3, // SENSOR_TYPE_TEMPERATURE
		REPORTING_MODE_ON_CHANGE, 3, // SENSOR_TYPE_PROXIMITY
		REPORTING_MODE_CONTINUOUS, 3, // SENSOR_TYPE_GRAVITY
		REPORTING_MODE_CONTINUOUS, 3, // SENSOR_TYPE_LINEAR_ACCELERATION
		REPORTING_MODE_CONTINUOUS, 5, // SENSOR_TYPE_ROTATION_VECTOR
		REPORTING_MODE_ON_CHANGE, 3, // SENSOR_TYPE_RELATIVE_HUMIDITY
		REPORTING_MODE_ON_CHANGE, 3, // SENSOR_TYPE_AMBIENT_TEMPERATURE
		REPORTING_MODE_CONTINUOUS, 6, // SENSOR_TYPE_MAGNETIC_FIELD_UNCALIBRATED
		REPORTING_MODE_CONTINUOUS, 4, // SENSOR_TYPE_GAME_ROTATION_VECTOR
		REPORTING_MODE_CONTINUOUS, 6, // SENSOR_TYPE_GYROSCOPE_UNCALIBRATED
		REPORTING_MODE_ONE_SHOT, 1, // SENSOR_TYPE_SIGNIFICANT_MOTION
		// added post 4.3
		REPORTING_MODE_ON_CHANGE, 1, // SENSOR_TYPE_STEP_DETECTOR
		REPORTING_MODE_ON_CHANGE, 1, // SENSOR_TYPE_STEP_COUNTER
		REPORTING_MODE_CONTINUOUS, 5, // SENSOR_TYPE_GEOMAGNETIC_ROTATION_VECTOR
		REPORTING_MODE_ON_CHANGE, 1, // SENSOR_TYPE_HEART_RATE_MONITOR
		REPORTING_MODE_ON_CHANGE, 3, // SENSOR_TYPE_NON_WAKE_UP_PROXIMITY_SENSOR
		0, // padding because sensor types start at 1
		3, // SENSOR_TYPE_ACCELEROMETER
		3, // SENSOR_TYPE_GEOMAGNETIC_FIELD
		3, // SENSOR_TYPE_ORIENTATION
		3, // SENSOR_TYPE_GYROSCOPE
		3, // SENSOR_TYPE_LIGHT
		3, // SENSOR_TYPE_PRESSURE
		3, // SENSOR_TYPE_TEMPERATURE
		3, // SENSOR_TYPE_PROXIMITY
		3, // SENSOR_TYPE_GRAVITY
		3, // SENSOR_TYPE_LINEAR_ACCELERATION
		5, // SENSOR_TYPE_ROTATION_VECTOR
		3, // SENSOR_TYPE_RELATIVE_HUMIDITY
		3, // SENSOR_TYPE_AMBIENT_TEMPERATURE
		6, // SENSOR_TYPE_MAGNETIC_FIELD_UNCALIBRATED
		4, // SENSOR_TYPE_GAME_ROTATION_VECTOR
		6, // SENSOR_TYPE_GYROSCOPE_UNCALIBRATED
		1, // SENSOR_TYPE_SIGNIFICANT_MOTION
		1, // SENSOR_TYPE_STEP_DETECTOR
		1, // SENSOR_TYPE_STEP_COUNTER
		5, // SENSOR_TYPE_GEOMAGNETIC_ROTATION_VECTOR
		1, // SENSOR_TYPE_HEART_RATE_MONITOR
		3, // SENSOR_TYPE_NON_WAKE_UP_PROXIMITY_SENSOR
		// wake up variants of base sensors
		REPORTING_MODE_CONTINUOUS, 3, // SENSOR_TYPE_WAKE_UP_ACCELEROMETER
		REPORTING_MODE_CONTINUOUS, 3, // SENSOR_TYPE_WAKE_UP_MAGNETIC_FIELD
		REPORTING_MODE_CONTINUOUS, 3, // SENSOR_TYPE_WAKE_UP_ORIENTATION
		REPORTING_MODE_CONTINUOUS, 3, // SENSOR_TYPE_WAKE_UP_GYROSCOPE
		REPORTING_MODE_ON_CHANGE, 3, // SENSOR_TYPE_WAKE_UP_LIGHT
		REPORTING_MODE_CONTINUOUS, 3, // SENSOR_TYPE_WAKE_UP_PRESSURE
		REPORTING_MODE_CONTINUOUS, 3, // SENSOR_TYPE_WAKE_UP_GRAVITY
		REPORTING_MODE_CONTINUOUS, 3, // SENSOR_TYPE_WAKE_UP_LINEAR_ACCELERATION
		REPORTING_MODE_CONTINUOUS, 5, // SENSOR_TYPE_WAKE_UP_ROTATION_VECTOR
		REPORTING_MODE_ON_CHANGE, 3, // SENSOR_TYPE_WAKE_UP_RELATIVE_HUMIDITY
		REPORTING_MODE_ON_CHANGE, 3, // SENSOR_TYPE_WAKE_UP_AMBIENT_TEMPERATURE
		REPORTING_MODE_CONTINUOUS, 6, // SENSOR_TYPE_WAKE_UP_MAGNETIC_FIELD_UNCALIBRATED
		REPORTING_MODE_CONTINUOUS, 4, // SENSOR_TYPE_WAKE_UP_GAME_ROTATION_VECTOR
		REPORTING_MODE_CONTINUOUS, 6, // SENSOR_TYPE_WAKE_UP_GYROSCOPE_UNCALIBRATED
		REPORTING_MODE_ON_CHANGE, 1, // SENSOR_TYPE_WAKE_UP_STEP_DETECTOR
		REPORTING_MODE_ON_CHANGE, 1, // SENSOR_TYPE_WAKE_UP_STEP_COUNTER
		REPORTING_MODE_CONTINUOUS, 5, // SENSOR_TYPE_WAKE_UP_GEOMAGNETIC_ROTATION_VECTOR
		REPORTING_MODE_ON_CHANGE, 1, // SENSOR_TYPE_WAKE_UP_HEART_RATE_MONITOR
		REPORTING_MODE_ON_CHANGE, 1, // SENSOR_TYPE_WAKE_UP_TILT_DETECTOR
		REPORTING_MODE_ONE_SHOT, 1, // SENSOR_TYPE_WAKE_GESTURE
		3, // SENSOR_TYPE_WAKE_UP_ACCELEROMETER
		3, // SENSOR_TYPE_WAKE_UP_MAGNETIC_FIELD
		3, // SENSOR_TYPE_WAKE_UP_ORIENTATION
		3, // SENSOR_TYPE_WAKE_UP_GYROSCOPE
		3, // SENSOR_TYPE_WAKE_UP_LIGHT
		3, // SENSOR_TYPE_WAKE_UP_PRESSURE
		3, // SENSOR_TYPE_WAKE_UP_GRAVITY
		3, // SENSOR_TYPE_WAKE_UP_LINEAR_ACCELERATION
		5, // SENSOR_TYPE_WAKE_UP_ROTATION_VECTOR
		3, // SENSOR_TYPE_WAKE_UP_RELATIVE_HUMIDITY
		3, // SENSOR_TYPE_WAKE_UP_AMBIENT_TEMPERATURE
		6, // SENSOR_TYPE_WAKE_UP_MAGNETIC_FIELD_UNCALIBRATED
		4, // SENSOR_TYPE_WAKE_UP_GAME_ROTATION_VECTOR
		6, // SENSOR_TYPE_WAKE_UP_GYROSCOPE_UNCALIBRATED
		1, // SENSOR_TYPE_WAKE_UP_STEP_DETECTOR
		1, // SENSOR_TYPE_WAKE_UP_STEP_COUNTER
		5, // SENSOR_TYPE_WAKE_UP_GEOMAGNETIC_ROTATION_VECTOR
		1, // SENSOR_TYPE_WAKE_UP_HEART_RATE_MONITOR
		1, // SENSOR_TYPE_WAKE_UP_TILT_DETECTOR
		1, // SENSOR_TYPE_WAKE_GESTURE
		};

		static int getReportingMode(Sensor sensor) {
		int offset = sensor.mType * 2;
		if (offset >= sSensorReportingModes.length) {
		// we don't know about this sensor, so this is probably a
		// vendor-defined sensor, in that case, we figure out the reporting
		// mode from the sensor meta-data.
		int minDelay = sensor.mMinDelay;
		if (minDelay == 0) {
		return REPORTING_MODE_ON_CHANGE;
		} else if (minDelay < 0) {
		return REPORTING_MODE_ONE_SHOT;
		} else {
		return REPORTING_MODE_CONTINUOUS;
		}
		}
		return sSensorReportingModes[offset];
		/**
		* Each sensor has exactly one reporting mode associated with it. This method returns the
		* reporting mode constant for this sensor type.
		*
		* @return Reporting mode for the input sensor, one of REPORTING_MODE_* constants.
		* @see #REPORTING_MODE_CONTINUOUS
		* @see #REPORTING_MODE_ON_CHANGE
		* @see #REPORTING_MODE_ONE_SHOT
		* @see #REPORTING_MODE_SPECIAL_TRIGGER
		*/
		public int getReportingMode() {
		return ((mFlags & REPORTING_MODE_MASK) >> REPORTING_MODE_SHIFT);
		}

		static int getMaxLengthValuesArray(Sensor sensor, int sdkLevel) {
		int type = sensor.mType;
		// RotationVector length has changed to 3 to 5 for API level 18
		// Set it to 3 for backward compatibility.
		if (type == Sensor.TYPE_ROTATION_VECTOR &&
		if (sensor.mType == Sensor.TYPE_ROTATION_VECTOR &&
		sdkLevel <= Build.VERSION_CODES.JELLY_BEAN_MR1) {
		return 3;
		}
		int offset = type * 2 + 1;
		int offset = sensor.mType;
		if (offset >= sSensorReportingModes.length) {
		// we don't know about this sensor, so this is probably a
		// vendor-defined sensor, in that case, we don't know how many value
		@@ -873,7 +900,7 @@ public final class Sensor {
		private String mStringType;
		private String mRequiredPermission;
		private int mMaxDelay;
		private boolean mWakeUpSensor;
		private int mFlags;

		Sensor() {
		}
		@@ -1016,7 +1043,7 @@ public final class Sensor {
		* @return true if this is a wake up sensor, false otherwise.
		*/
		public boolean isWakeUpSensor() {
		return mWakeUpSensor;
		return (mFlags & SENSOR_FLAG_WAKE_UP_SENSOR) != 0;
		}

		void setRange(float max, float res) {

core/java/android/hardware/SystemSensorManager.java

+4 −4

Original line number	Diff line number	Diff line
		@@ -99,7 +99,7 @@ public class SystemSensorManager extends SensorManager {
		return false;
		}
		// Trigger Sensors should use the requestTriggerSensor call.
		if (Sensor.getReportingMode(sensor) == Sensor.REPORTING_MODE_ONE_SHOT) {
		if (sensor.getReportingMode() == Sensor.REPORTING_MODE_ONE_SHOT) {
		Log.e(TAG, "Trigger Sensors should use the requestTriggerSensor.");
		return false;
		}
		@@ -133,7 +133,7 @@ public class SystemSensorManager extends SensorManager {
		@Override
		protected void unregisterListenerImpl(SensorEventListener listener, Sensor sensor) {
		// Trigger Sensors should use the cancelTriggerSensor call.
		if (sensor != null && Sensor.getReportingMode(sensor) == Sensor.REPORTING_MODE_ONE_SHOT) {
		if (sensor != null && sensor.getReportingMode() == Sensor.REPORTING_MODE_ONE_SHOT) {
		return;
		}

		@@ -159,7 +159,7 @@ public class SystemSensorManager extends SensorManager {
		protected boolean requestTriggerSensorImpl(TriggerEventListener listener, Sensor sensor) {
		if (sensor == null) throw new IllegalArgumentException("sensor cannot be null");

		if (Sensor.getReportingMode(sensor) != Sensor.REPORTING_MODE_ONE_SHOT) return false;
		if (sensor.getReportingMode() != Sensor.REPORTING_MODE_ONE_SHOT) return false;

		synchronized (mTriggerListeners) {
		TriggerEventQueue queue = mTriggerListeners.get(listener);
		@@ -181,7 +181,7 @@ public class SystemSensorManager extends SensorManager {
		@Override
		protected boolean cancelTriggerSensorImpl(TriggerEventListener listener, Sensor sensor,
		boolean disable) {
		if (sensor != null && Sensor.getReportingMode(sensor) != Sensor.REPORTING_MODE_ONE_SHOT) {
		if (sensor != null && sensor.getReportingMode() != Sensor.REPORTING_MODE_ONE_SHOT) {
		return false;
		}
		synchronized (mTriggerListeners) {

core/jni/android_hardware_SensorManager.cpp

+3 −3

Original line number	Diff line number	Diff line
		@@ -52,7 +52,7 @@ struct SensorOffsets
		jfieldID stringType;
		jfieldID requiredPermission;
		jfieldID maxDelay;
		jfieldID isWakeUpSensor;
		jfieldID flags;
		} gSensorOffsets;


		@@ -81,7 +81,7 @@ nativeClassInit (JNIEnv *_env, jclass _this)
		sensorOffsets.requiredPermission = _env->GetFieldID(sensorClass, "mRequiredPermission",
		"Ljava/lang/String;");
		sensorOffsets.maxDelay = _env->GetFieldID(sensorClass, "mMaxDelay", "I");
		sensorOffsets.isWakeUpSensor = _env->GetFieldID(sensorClass, "mWakeUpSensor", "Z");
		sensorOffsets.flags = _env->GetFieldID(sensorClass, "mFlags", "I");
		}

		static jint
		@@ -117,7 +117,7 @@ nativeGetNextSensor(JNIEnv *env, jclass clazz, jobject sensor, jint next)
		env->SetObjectField(sensor, sensorOffsets.requiredPermission,
		requiredPermission);
		env->SetIntField(sensor, sensorOffsets.maxDelay, list->getMaxDelay());
		env->SetBooleanField(sensor, sensorOffsets.isWakeUpSensor, list->isWakeUpSensor());
		env->SetIntField(sensor, sensorOffsets.flags, list->getFlags());
		next++;
		return size_t(next) < count ? next : 0;
		}

native/android/sensor.cpp

+5 −0

Original line number	Diff line number	Diff line
		@@ -171,3 +171,8 @@ const char* ASensor_getStringType(ASensor const* sensor)
		{
		return static_cast<Sensor const*>(sensor)->getStringType().string();
		}

		int ASensor_getReportingMode(ASensor const* sensor)
		{
		return static_cast<Sensor const*>(sensor)->getReportingMode();
		}