Merge changes from topic "pc-return-val" into udc-dev
* changes:
Return values in PointerController's getters
Get mouse cursor position from PointerController instead of WM
diff --git a/libs/input/MouseCursorController.cpp b/libs/input/MouseCursorController.cpp
index 24cfc9d..c398405 100644
--- a/libs/input/MouseCursorController.cpp
+++ b/libs/input/MouseCursorController.cpp
@@ -63,24 +63,23 @@
mLocked.pointerSprite.clear();
}
-bool MouseCursorController::getBounds(float* outMinX, float* outMinY, float* outMaxX,
- float* outMaxY) const {
+std::optional<FloatRect> MouseCursorController::getBounds() const {
std::scoped_lock lock(mLock);
- return getBoundsLocked(outMinX, outMinY, outMaxX, outMaxY);
+ return getBoundsLocked();
}
-bool MouseCursorController::getBoundsLocked(float* outMinX, float* outMinY, float* outMaxX,
- float* outMaxY) const REQUIRES(mLock) {
+std::optional<FloatRect> MouseCursorController::getBoundsLocked() const REQUIRES(mLock) {
if (!mLocked.viewport.isValid()) {
- return false;
+ return {};
}
- *outMinX = mLocked.viewport.logicalLeft;
- *outMinY = mLocked.viewport.logicalTop;
- *outMaxX = mLocked.viewport.logicalRight - 1;
- *outMaxY = mLocked.viewport.logicalBottom - 1;
- return true;
+ return FloatRect{
+ static_cast<float>(mLocked.viewport.logicalLeft),
+ static_cast<float>(mLocked.viewport.logicalTop),
+ static_cast<float>(mLocked.viewport.logicalRight - 1),
+ static_cast<float>(mLocked.viewport.logicalBottom - 1),
+ };
}
void MouseCursorController::move(float deltaX, float deltaY) {
@@ -121,31 +120,19 @@
}
void MouseCursorController::setPositionLocked(float x, float y) REQUIRES(mLock) {
- float minX, minY, maxX, maxY;
- if (getBoundsLocked(&minX, &minY, &maxX, &maxY)) {
- if (x <= minX) {
- mLocked.pointerX = minX;
- } else if (x >= maxX) {
- mLocked.pointerX = maxX;
- } else {
- mLocked.pointerX = x;
- }
- if (y <= minY) {
- mLocked.pointerY = minY;
- } else if (y >= maxY) {
- mLocked.pointerY = maxY;
- } else {
- mLocked.pointerY = y;
- }
- updatePointerLocked();
- }
+ const auto bounds = getBoundsLocked();
+ if (!bounds) return;
+
+ mLocked.pointerX = std::max(bounds->left, std::min(bounds->right, x));
+ mLocked.pointerY = std::max(bounds->top, std::min(bounds->bottom, y));
+
+ updatePointerLocked();
}
-void MouseCursorController::getPosition(float* outX, float* outY) const {
+FloatPoint MouseCursorController::getPosition() const {
std::scoped_lock lock(mLock);
- *outX = mLocked.pointerX;
- *outY = mLocked.pointerY;
+ return {mLocked.pointerX, mLocked.pointerY};
}
int32_t MouseCursorController::getDisplayId() const {
@@ -235,10 +222,9 @@
// Reset cursor position to center if size or display changed.
if (oldViewport.displayId != viewport.displayId || oldDisplayWidth != newDisplayWidth ||
oldDisplayHeight != newDisplayHeight) {
- float minX, minY, maxX, maxY;
- if (getBoundsLocked(&minX, &minY, &maxX, &maxY)) {
- mLocked.pointerX = (minX + maxX) * 0.5f;
- mLocked.pointerY = (minY + maxY) * 0.5f;
+ if (const auto bounds = getBoundsLocked(); bounds) {
+ mLocked.pointerX = (bounds->left + bounds->right) * 0.5f;
+ mLocked.pointerY = (bounds->top + bounds->bottom) * 0.5f;
// Reload icon resources for density may be changed.
loadResourcesLocked(getAdditionalMouseResources);
} else {
diff --git a/libs/input/MouseCursorController.h b/libs/input/MouseCursorController.h
index db0ab56..26be2a8 100644
--- a/libs/input/MouseCursorController.h
+++ b/libs/input/MouseCursorController.h
@@ -43,12 +43,12 @@
MouseCursorController(PointerControllerContext& context);
~MouseCursorController();
- bool getBounds(float* outMinX, float* outMinY, float* outMaxX, float* outMaxY) const;
+ std::optional<FloatRect> getBounds() const;
void move(float deltaX, float deltaY);
void setButtonState(int32_t buttonState);
int32_t getButtonState() const;
void setPosition(float x, float y);
- void getPosition(float* outX, float* outY) const;
+ FloatPoint getPosition() const;
int32_t getDisplayId() const;
void fade(PointerControllerInterface::Transition transition);
void unfade(PointerControllerInterface::Transition transition);
@@ -102,7 +102,7 @@
} mLocked GUARDED_BY(mLock);
- bool getBoundsLocked(float* outMinX, float* outMinY, float* outMaxX, float* outMaxY) const;
+ std::optional<FloatRect> getBoundsLocked() const;
void setPositionLocked(float x, float y);
void updatePointerLocked();
diff --git a/libs/input/PointerController.cpp b/libs/input/PointerController.cpp
index fedf58d..544edc2 100644
--- a/libs/input/PointerController.cpp
+++ b/libs/input/PointerController.cpp
@@ -114,16 +114,15 @@
PointerController::~PointerController() {
mDisplayInfoListener->onPointerControllerDestroyed();
mUnregisterWindowInfosListener(mDisplayInfoListener);
- mContext.getPolicy()->onPointerDisplayIdChanged(ADISPLAY_ID_NONE, 0, 0);
+ mContext.getPolicy()->onPointerDisplayIdChanged(ADISPLAY_ID_NONE, FloatPoint{0, 0});
}
std::mutex& PointerController::getLock() const {
return mDisplayInfoListener->mLock;
}
-bool PointerController::getBounds(float* outMinX, float* outMinY, float* outMaxX,
- float* outMaxY) const {
- return mCursorController.getBounds(outMinX, outMinY, outMaxX, outMaxY);
+std::optional<FloatRect> PointerController::getBounds() const {
+ return mCursorController.getBounds();
}
void PointerController::move(float deltaX, float deltaY) {
@@ -156,15 +155,13 @@
mCursorController.setPosition(transformed.x, transformed.y);
}
-void PointerController::getPosition(float* outX, float* outY) const {
+FloatPoint PointerController::getPosition() const {
const int32_t displayId = mCursorController.getDisplayId();
- mCursorController.getPosition(outX, outY);
+ const auto p = mCursorController.getPosition();
{
std::scoped_lock lock(getLock());
const auto& transform = getTransformForDisplayLocked(displayId);
- const auto xy = transform.inverse().transform(*outX, *outY);
- *outX = xy.x;
- *outY = xy.y;
+ return FloatPoint{transform.inverse().transform(p.x, p.y)};
}
}
@@ -262,19 +259,31 @@
}
void PointerController::setDisplayViewport(const DisplayViewport& viewport) {
- std::scoped_lock lock(getLock());
+ struct PointerDisplayChangeArgs {
+ int32_t displayId;
+ FloatPoint cursorPosition;
+ };
+ std::optional<PointerDisplayChangeArgs> pointerDisplayChanged;
- bool getAdditionalMouseResources = false;
- if (mLocked.presentation == PointerController::Presentation::POINTER ||
- mLocked.presentation == PointerController::Presentation::STYLUS_HOVER) {
- getAdditionalMouseResources = true;
- }
- mCursorController.setDisplayViewport(viewport, getAdditionalMouseResources);
- if (viewport.displayId != mLocked.pointerDisplayId) {
- float xPos, yPos;
- mCursorController.getPosition(&xPos, &yPos);
- mContext.getPolicy()->onPointerDisplayIdChanged(viewport.displayId, xPos, yPos);
- mLocked.pointerDisplayId = viewport.displayId;
+ { // acquire lock
+ std::scoped_lock lock(getLock());
+
+ bool getAdditionalMouseResources = false;
+ if (mLocked.presentation == PointerController::Presentation::POINTER ||
+ mLocked.presentation == PointerController::Presentation::STYLUS_HOVER) {
+ getAdditionalMouseResources = true;
+ }
+ mCursorController.setDisplayViewport(viewport, getAdditionalMouseResources);
+ if (viewport.displayId != mLocked.pointerDisplayId) {
+ mLocked.pointerDisplayId = viewport.displayId;
+ pointerDisplayChanged = {viewport.displayId, mCursorController.getPosition()};
+ }
+ } // release lock
+
+ if (pointerDisplayChanged) {
+ // Notify the policy without holding the pointer controller lock.
+ mContext.getPolicy()->onPointerDisplayIdChanged(pointerDisplayChanged->displayId,
+ pointerDisplayChanged->cursorPosition);
}
}
diff --git a/libs/input/PointerController.h b/libs/input/PointerController.h
index 48d5a57..6d3557c 100644
--- a/libs/input/PointerController.h
+++ b/libs/input/PointerController.h
@@ -50,12 +50,12 @@
~PointerController() override;
- virtual bool getBounds(float* outMinX, float* outMinY, float* outMaxX, float* outMaxY) const;
+ virtual std::optional<FloatRect> getBounds() const;
virtual void move(float deltaX, float deltaY);
virtual void setButtonState(int32_t buttonState);
virtual int32_t getButtonState() const;
virtual void setPosition(float x, float y);
- virtual void getPosition(float* outX, float* outY) const;
+ virtual FloatPoint getPosition() const;
virtual int32_t getDisplayId() const;
virtual void fade(Transition transition);
virtual void unfade(Transition transition);
diff --git a/libs/input/PointerControllerContext.h b/libs/input/PointerControllerContext.h
index 96d83a5..f6f5d3b 100644
--- a/libs/input/PointerControllerContext.h
+++ b/libs/input/PointerControllerContext.h
@@ -81,7 +81,7 @@
virtual PointerIconStyle getDefaultPointerIconId() = 0;
virtual PointerIconStyle getDefaultStylusIconId() = 0;
virtual PointerIconStyle getCustomPointerIconId() = 0;
- virtual void onPointerDisplayIdChanged(int32_t displayId, float xPos, float yPos) = 0;
+ virtual void onPointerDisplayIdChanged(int32_t displayId, const FloatPoint& position) = 0;
};
/*
diff --git a/libs/input/tests/PointerController_test.cpp b/libs/input/tests/PointerController_test.cpp
index c820d00..2378d42 100644
--- a/libs/input/tests/PointerController_test.cpp
+++ b/libs/input/tests/PointerController_test.cpp
@@ -60,7 +60,7 @@
virtual PointerIconStyle getDefaultPointerIconId() override;
virtual PointerIconStyle getDefaultStylusIconId() override;
virtual PointerIconStyle getCustomPointerIconId() override;
- virtual void onPointerDisplayIdChanged(int32_t displayId, float xPos, float yPos) override;
+ virtual void onPointerDisplayIdChanged(int32_t displayId, const FloatPoint& position) override;
bool allResourcesAreLoaded();
bool noResourcesAreLoaded();
@@ -143,8 +143,8 @@
}
void MockPointerControllerPolicyInterface::onPointerDisplayIdChanged(int32_t displayId,
- float /*xPos*/,
- float /*yPos*/) {
+ const FloatPoint& /*position*/
+) {
latestPointerDisplayId = displayId;
}
diff --git a/services/core/java/com/android/server/input/InputManagerInternal.java b/services/core/java/com/android/server/input/InputManagerInternal.java
index 4d03e44..7e990c6 100644
--- a/services/core/java/com/android/server/input/InputManagerInternal.java
+++ b/services/core/java/com/android/server/input/InputManagerInternal.java
@@ -96,7 +96,11 @@
*/
public abstract int getVirtualMousePointerDisplayId();
- /** Gets the current position of the mouse cursor. */
+ /**
+ * Gets the current position of the mouse cursor.
+ *
+ * Returns NaN-s as the coordinates if the cursor is not available.
+ */
public abstract PointF getCursorPosition();
/**
diff --git a/services/core/java/com/android/server/input/InputManagerService.java b/services/core/java/com/android/server/input/InputManagerService.java
index b2b22a0..efc4f11 100644
--- a/services/core/java/com/android/server/input/InputManagerService.java
+++ b/services/core/java/com/android/server/input/InputManagerService.java
@@ -2863,9 +2863,6 @@
int getPointerDisplayId();
- /** Gets the x and y coordinates of the cursor's current position. */
- PointF getCursorPosition();
-
/**
* Notifies window manager that a {@link android.view.MotionEvent#ACTION_DOWN} pointer event
* occurred on a window that did not have focus.
@@ -3189,7 +3186,11 @@
@Override
public PointF getCursorPosition() {
- return mWindowManagerCallbacks.getCursorPosition();
+ final float[] p = mNative.getMouseCursorPosition();
+ if (p == null || p.length != 2) {
+ throw new IllegalStateException("Failed to get mouse cursor position");
+ }
+ return new PointF(p[0], p[1]);
}
@Override
diff --git a/services/core/java/com/android/server/input/NativeInputManagerService.java b/services/core/java/com/android/server/input/NativeInputManagerService.java
index 22226e8..5395302d 100644
--- a/services/core/java/com/android/server/input/NativeInputManagerService.java
+++ b/services/core/java/com/android/server/input/NativeInputManagerService.java
@@ -224,6 +224,16 @@
/** Set whether stylus button reporting through motion events should be enabled. */
void setStylusButtonMotionEventsEnabled(boolean enabled);
+ /**
+ * Get the current position of the mouse cursor.
+ *
+ * If the mouse cursor is not currently shown, the coordinate values will be NaN-s.
+ *
+ * NOTE: This will grab the PointerController's lock, so we must be careful about calling this
+ * from the InputReader or Display threads, which may result in a deadlock.
+ */
+ float[] getMouseCursorPosition();
+
/** The native implementation of InputManagerService methods. */
class NativeImpl implements NativeInputManagerService {
/** Pointer to native input manager service object, used by native code. */
@@ -465,5 +475,8 @@
@Override
public native void setStylusButtonMotionEventsEnabled(boolean enabled);
+
+ @Override
+ public native float[] getMouseCursorPosition();
}
}
diff --git a/services/core/java/com/android/server/wm/InputManagerCallback.java b/services/core/java/com/android/server/wm/InputManagerCallback.java
index 1e9d451..0a47fe0 100644
--- a/services/core/java/com/android/server/wm/InputManagerCallback.java
+++ b/services/core/java/com/android/server/wm/InputManagerCallback.java
@@ -25,7 +25,6 @@
import android.annotation.NonNull;
import android.annotation.Nullable;
-import android.graphics.PointF;
import android.os.Debug;
import android.os.IBinder;
import android.util.Slog;
@@ -221,11 +220,6 @@
}
@Override
- public PointF getCursorPosition() {
- return mService.getLatestMousePosition();
- }
-
- @Override
public void onPointerDownOutsideFocus(IBinder touchedToken) {
mService.mH.obtainMessage(ON_POINTER_DOWN_OUTSIDE_FOCUS, touchedToken).sendToTarget();
}
diff --git a/services/core/java/com/android/server/wm/WindowManagerService.java b/services/core/java/com/android/server/wm/WindowManagerService.java
index 45cdacd..42d23e7 100644
--- a/services/core/java/com/android/server/wm/WindowManagerService.java
+++ b/services/core/java/com/android/server/wm/WindowManagerService.java
@@ -186,7 +186,6 @@
import android.graphics.Bitmap;
import android.graphics.Matrix;
import android.graphics.Point;
-import android.graphics.PointF;
import android.graphics.Rect;
import android.graphics.Region;
import android.hardware.configstore.V1_0.OptionalBool;
@@ -7361,14 +7360,6 @@
.setPointerIconType(PointerIcon.TYPE_DEFAULT);
}
}
-
- PointF getLatestMousePosition() {
- synchronized (mMousePositionTracker) {
- return new PointF(mMousePositionTracker.mLatestMouseX,
- mMousePositionTracker.mLatestMouseY);
- }
- }
-
void setMousePointerDisplayId(int displayId) {
mMousePositionTracker.setPointerDisplayId(displayId);
}
diff --git a/services/core/jni/com_android_server_input_InputManagerService.cpp b/services/core/jni/com_android_server_input_InputManagerService.cpp
index b4e2fb6..da44da4 100644
--- a/services/core/jni/com_android_server_input_InputManagerService.cpp
+++ b/services/core/jni/com_android_server_input_InputManagerService.cpp
@@ -308,6 +308,7 @@
void setMotionClassifierEnabled(bool enabled);
std::optional<std::string> getBluetoothAddress(int32_t deviceId);
void setStylusButtonMotionEventsEnabled(bool enabled);
+ FloatPoint getMouseCursorPosition();
/* --- InputReaderPolicyInterface implementation --- */
@@ -366,7 +367,7 @@
virtual PointerIconStyle getDefaultPointerIconId();
virtual PointerIconStyle getDefaultStylusIconId();
virtual PointerIconStyle getCustomPointerIconId();
- virtual void onPointerDisplayIdChanged(int32_t displayId, float xPos, float yPos);
+ virtual void onPointerDisplayIdChanged(int32_t displayId, const FloatPoint& position);
/* --- If touch mode is enabled per display or global --- */
@@ -730,11 +731,11 @@
return controller;
}
-void NativeInputManager::onPointerDisplayIdChanged(int32_t pointerDisplayId, float xPos,
- float yPos) {
+void NativeInputManager::onPointerDisplayIdChanged(int32_t pointerDisplayId,
+ const FloatPoint& position) {
JNIEnv* env = jniEnv();
env->CallVoidMethod(mServiceObj, gServiceClassInfo.onPointerDisplayIdChanged, pointerDisplayId,
- xPos, yPos);
+ position.x, position.y);
checkAndClearExceptionFromCallback(env, "onPointerDisplayIdChanged");
}
@@ -1655,6 +1656,14 @@
return static_cast<bool>(enabled);
}
+FloatPoint NativeInputManager::getMouseCursorPosition() {
+ AutoMutex _l(mLock);
+ const auto pc = mLocked.pointerController.lock();
+ if (!pc) return {AMOTION_EVENT_INVALID_CURSOR_POSITION, AMOTION_EVENT_INVALID_CURSOR_POSITION};
+
+ return pc->getPosition();
+}
+
// ----------------------------------------------------------------------------
static NativeInputManager* getNativeInputManager(JNIEnv* env, jobject clazz) {
@@ -2547,6 +2556,15 @@
im->setStylusButtonMotionEventsEnabled(enabled);
}
+static jfloatArray nativeGetMouseCursorPosition(JNIEnv* env, jobject nativeImplObj) {
+ NativeInputManager* im = getNativeInputManager(env, nativeImplObj);
+ const auto p = im->getMouseCursorPosition();
+ const std::array<float, 2> arr = {{p.x, p.y}};
+ jfloatArray outArr = env->NewFloatArray(2);
+ env->SetFloatArrayRegion(outArr, 0, arr.size(), arr.data());
+ return outArr;
+}
+
// ----------------------------------------------------------------------------
static const JNINativeMethod gInputManagerMethods[] = {
@@ -2640,6 +2658,7 @@
{"getBluetoothAddress", "(I)Ljava/lang/String;", (void*)nativeGetBluetoothAddress},
{"setStylusButtonMotionEventsEnabled", "(Z)V",
(void*)nativeSetStylusButtonMotionEventsEnabled},
+ {"getMouseCursorPosition", "()[F", (void*)nativeGetMouseCursorPosition},
};
#define FIND_CLASS(var, className) \