am ddcb543a: Merge "Fix native input dispatch in the emulator." into gingerbread (d356f5c3) · Commits · e / os / android_frameworks_native

include/ui/InputReader.h

+9 −0

Original line number	Diff line number	Diff line
		@@ -53,6 +53,8 @@ extern int32_t rotateKeyCode(int32_t keyCode, int32_t orientation);
		*/
		struct InputDevice {
		struct AbsoluteAxisInfo {
		bool valid; // set to true if axis parameters are known, false otherwise

		int32_t minValue; // minimum value
		int32_t maxValue; // maximum value
		int32_t range; // range of values, equal to maxValue - minValue
		@@ -272,9 +274,16 @@ struct InputDevice {
		} jumpyTouchFilter;

		struct Precalculated {
		int32_t xOrigin;
		float xScale;

		int32_t yOrigin;
		float yScale;

		int32_t pressureOrigin;
		float pressureScale;

		int32_t sizeOrigin;
		float sizeScale;
		} precalculated;

libs/ui/InputDispatcher.cpp

+3 −0

Original line number	Diff line number	Diff line
		@@ -232,6 +232,9 @@ void InputDispatcher::processConfigurationChangedLockedInterruptible(
		LOGD("processConfigurationChanged - eventTime=%lld", entry->eventTime);
		#endif

		// Reset key repeating in case a keyboard device was added or removed or something.
		resetKeyRepeatLocked();

		mLock.unlock();

		mPolicy->notifyConfigurationChanged(entry->eventTime);

libs/ui/InputReader.cpp

+84 −28

Original line number	Diff line number	Diff line
		@@ -387,6 +387,11 @@ void InputDevice::TouchScreenState::calculatePointerIds() {
		* points has moved more than a screen height from the last position,
		* then drop it. */
		bool InputDevice::TouchScreenState::applyBadTouchFilter() {
		// This hack requires valid axis parameters.
		if (! parameters.yAxis.valid) {
		return false;
		}

		uint32_t pointerCount = currentTouch.pointerCount;

		// Nothing to do if there are no points.
		@@ -466,6 +471,11 @@ bool InputDevice::TouchScreenState::applyBadTouchFilter() {
		* the coordinate value for one axis has jumped to the other pointer's location.
		*/
		bool InputDevice::TouchScreenState::applyJumpyTouchFilter() {
		// This hack requires valid axis parameters.
		if (! parameters.yAxis.valid) {
		return false;
		}

		uint32_t pointerCount = currentTouch.pointerCount;
		if (lastTouch.pointerCount != pointerCount) {
		#if DEBUG_HACKS
		@@ -724,6 +734,12 @@ void InputDevice::TouchScreenState::applyAveragingTouchFilter() {
		}

		bool InputDevice::TouchScreenState::isPointInsideDisplay(int32_t x, int32_t y) const {
		if (! parameters.xAxis.valid \|\| ! parameters.yAxis.valid) {
		// Assume all points on a touch screen without valid axis parameters are
		// inside the display.
		return true;
		}

		return x >= parameters.xAxis.minValue
		&& x <= parameters.xAxis.maxValue
		&& y >= parameters.yAxis.minValue
		@@ -1435,6 +1451,9 @@ void InputReader::dispatchTouch(nsecs_t when, InputDevice* device, uint32_t poli
		int32_t pointerIds[MAX_POINTERS];
		PointerCoords pointerCoords[MAX_POINTERS];

		const InputDevice::TouchScreenState::Precalculated& precalculated =
		device->touchScreen.precalculated;

		// Walk through the the active pointers and map touch screen coordinates (TouchData) into
		// display coordinates (PointerCoords) and adjust for display orientation.
		while (! idBits.isEmpty()) {
		@@ -1442,18 +1461,14 @@ void InputReader::dispatchTouch(nsecs_t when, InputDevice* device, uint32_t poli
		idBits.clearBit(id);
		uint32_t index = touch->idToIndex[id];

		float x = (float(touch->pointers[index].x)
		- device->touchScreen.parameters.xAxis.minValue)
		* device->touchScreen.precalculated.xScale;
		float y = (float(touch->pointers[index].y)
		- device->touchScreen.parameters.yAxis.minValue)
		* device->touchScreen.precalculated.yScale;
		float pressure = (float(touch->pointers[index].pressure)
		- device->touchScreen.parameters.pressureAxis.minValue)
		* device->touchScreen.precalculated.pressureScale;
		float size = (float(touch->pointers[index].size)
		- device->touchScreen.parameters.sizeAxis.minValue)
		* device->touchScreen.precalculated.sizeScale;
		float x = float(touch->pointers[index].x
		- precalculated.xOrigin) * precalculated.xScale;
		float y = float(touch->pointers[index].y
		- precalculated.yOrigin) * precalculated.yScale;
		float pressure = float(touch->pointers[index].pressure
		- precalculated.pressureOrigin) * precalculated.pressureScale;
		float size = float(touch->pointers[index].size
		- precalculated.sizeOrigin) * precalculated.sizeScale;

		switch (mDisplayOrientation) {
		case InputReaderPolicyInterface::ROTATION_90: {
		@@ -1651,7 +1666,11 @@ bool InputReader::refreshDisplayProperties() {
		}
		}

		if (newOrientation != mDisplayOrientation) {
		LOGD("Display orientation changed to %d", mDisplayOrientation);

		mDisplayOrientation = newOrientation;
		}
		return true;
		} else {
		resetDisplayProperties();
		@@ -1740,10 +1759,25 @@ void InputReader::configureDevice(InputDevice* device) {
		device->touchScreen.parameters.useJumpyTouchFilter =
		mPolicy->filterJumpyTouchEvents();

		if (device->touchScreen.parameters.pressureAxis.valid) {
		device->touchScreen.precalculated.pressureOrigin =
		device->touchScreen.parameters.pressureAxis.minValue;
		device->touchScreen.precalculated.pressureScale =
		1.0f / device->touchScreen.parameters.pressureAxis.range;
		} else {
		device->touchScreen.precalculated.pressureOrigin = 0;
		device->touchScreen.precalculated.pressureScale = 1.0f;
		}

		if (device->touchScreen.parameters.sizeAxis.valid) {
		device->touchScreen.precalculated.sizeOrigin =
		device->touchScreen.parameters.sizeAxis.minValue;
		device->touchScreen.precalculated.sizeScale =
		1.0f / device->touchScreen.parameters.sizeAxis.range;
		} else {
		device->touchScreen.precalculated.sizeOrigin = 0;
		device->touchScreen.precalculated.sizeScale = 1.0f;
		}
		}

		if (device->isTrackball()) {
		@@ -1758,22 +1792,42 @@ void InputReader::configureDevice(InputDevice* device) {

		void InputReader::configureDeviceForCurrentDisplaySize(InputDevice* device) {
		if (device->isTouchScreen()) {
		if (device->touchScreen.parameters.xAxis.valid
		&& device->touchScreen.parameters.yAxis.valid) {
		device->touchScreen.precalculated.xOrigin =
		device->touchScreen.parameters.xAxis.minValue;
		device->touchScreen.precalculated.yOrigin =
		device->touchScreen.parameters.yAxis.minValue;

		if (mDisplayWidth < 0) {
		LOGD("Skipping part of touch screen configuration since display size is unknown.");

		device->touchScreen.precalculated.xScale = 1.0f;
		device->touchScreen.precalculated.yScale = 1.0f;
		} else {
		LOGI("Device configured: id=0x%x, name=%s (display size was changed)", device->id,
		device->name.string());
		configureVirtualKeys(device);

		device->touchScreen.precalculated.xScale =
		float(mDisplayWidth) / device->touchScreen.parameters.xAxis.range;
		device->touchScreen.precalculated.yScale =
		float(mDisplayHeight) / device->touchScreen.parameters.yAxis.range;

		configureVirtualKeys(device);
		}
		} else {
		device->touchScreen.precalculated.xOrigin = 0;
		device->touchScreen.precalculated.xScale = 1.0f;
		device->touchScreen.precalculated.yOrigin = 0;
		device->touchScreen.precalculated.yScale = 1.0f;
		}
		}
		}

		void InputReader::configureVirtualKeys(InputDevice* device) {
		assert(device->touchScreen.parameters.xAxis.valid
		&& device->touchScreen.parameters.yAxis.valid);

		device->touchScreen.virtualKeys.clear();

		Vector<InputReaderPolicyInterface::VirtualKeyDefinition> virtualKeyDefinitions;
		@@ -1837,16 +1891,18 @@ void InputReader::configureAbsoluteAxisInfo(InputDevice* device,
		if (out->range != 0) {
		LOGI(" %s: min=%d max=%d flat=%d fuzz=%d",
		name, out->minValue, out->maxValue, out->flat, out->fuzz);
		out->valid = true;
		return;
		}
		}

		out->valid = false;
		out->minValue = 0;
		out->maxValue = 0;
		out->flat = 0;
		out->fuzz = 0;
		out->range = 0;
		LOGI(" %s: unknown axis values, setting to zero", name);
		LOGI(" %s: unknown axis values, marking as invalid", name);
		}

		void InputReader::configureExcludedDevices() {