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-rw-r--r--libs/input/PointerController.cpp90
-rw-r--r--libs/input/PointerController.h18
2 files changed, 92 insertions, 16 deletions
diff --git a/libs/input/PointerController.cpp b/libs/input/PointerController.cpp
index 8f04cfb70469..f43586f8d9d0 100644
--- a/libs/input/PointerController.cpp
+++ b/libs/input/PointerController.cpp
@@ -17,24 +17,29 @@
#define LOG_TAG "PointerController"
//#define LOG_NDEBUG 0
-// Log debug messages about pointer updates
-#define DEBUG_POINTER_UPDATES 0
-
#include "PointerController.h"
-#include "MouseCursorController.h"
#include "PointerControllerContext.h"
-#include "TouchSpotController.h"
-
-#include <log/log.h>
-#include <SkBitmap.h>
#include <SkBlendMode.h>
#include <SkCanvas.h>
#include <SkColor.h>
-#include <SkPaint.h>
namespace android {
+namespace {
+
+const ui::Transform kIdentityTransform;
+
+} // namespace
+
+// --- PointerController::DisplayInfoListener ---
+
+void PointerController::DisplayInfoListener::onWindowInfosChanged(
+ const std::vector<android::gui::WindowInfo>&,
+ const std::vector<android::gui::DisplayInfo>& displayInfo) {
+ mPointerController.onDisplayInfosChanged(displayInfo);
+}
+
// --- PointerController ---
std::shared_ptr<PointerController> PointerController::create(
@@ -63,9 +68,16 @@ std::shared_ptr<PointerController> PointerController::create(
PointerController::PointerController(const sp<PointerControllerPolicyInterface>& policy,
const sp<Looper>& looper,
const sp<SpriteController>& spriteController)
- : mContext(policy, looper, spriteController, *this), mCursorController(mContext) {
+ : mContext(policy, looper, spriteController, *this),
+ mCursorController(mContext),
+ mDisplayInfoListener(new DisplayInfoListener(*this)) {
std::scoped_lock lock(mLock);
mLocked.presentation = Presentation::SPOT;
+ SurfaceComposerClient::getDefault()->addWindowInfosListener(mDisplayInfoListener);
+}
+
+PointerController::~PointerController() {
+ SurfaceComposerClient::getDefault()->removeWindowInfosListener(mDisplayInfoListener);
}
bool PointerController::getBounds(float* outMinX, float* outMinY, float* outMaxX,
@@ -74,7 +86,14 @@ bool PointerController::getBounds(float* outMinX, float* outMinY, float* outMaxX
}
void PointerController::move(float deltaX, float deltaY) {
- mCursorController.move(deltaX, deltaY);
+ const int32_t displayId = mCursorController.getDisplayId();
+ vec2 transformed;
+ {
+ std::scoped_lock lock(mLock);
+ const auto& transform = getTransformForDisplayLocked(displayId);
+ transformed = transformWithoutTranslation(transform, {deltaX, deltaY});
+ }
+ mCursorController.move(transformed.x, transformed.y);
}
void PointerController::setButtonState(int32_t buttonState) {
@@ -86,12 +105,26 @@ int32_t PointerController::getButtonState() const {
}
void PointerController::setPosition(float x, float y) {
- std::scoped_lock lock(mLock);
- mCursorController.setPosition(x, y);
+ const int32_t displayId = mCursorController.getDisplayId();
+ vec2 transformed;
+ {
+ std::scoped_lock lock(mLock);
+ const auto& transform = getTransformForDisplayLocked(displayId);
+ transformed = transform.transform(x, y);
+ }
+ mCursorController.setPosition(transformed.x, transformed.y);
}
void PointerController::getPosition(float* outX, float* outY) const {
+ const int32_t displayId = mCursorController.getDisplayId();
mCursorController.getPosition(outX, outY);
+ {
+ std::scoped_lock lock(mLock);
+ const auto& transform = getTransformForDisplayLocked(displayId);
+ const auto xy = transform.inverse().transform(*outX, *outY);
+ *outX = xy.x;
+ *outY = xy.y;
+ }
}
int32_t PointerController::getDisplayId() const {
@@ -130,11 +163,25 @@ void PointerController::setPresentation(Presentation presentation) {
void PointerController::setSpots(const PointerCoords* spotCoords, const uint32_t* spotIdToIndex,
BitSet32 spotIdBits, int32_t displayId) {
std::scoped_lock lock(mLock);
+ std::array<PointerCoords, MAX_POINTERS> outSpotCoords{};
+ const ui::Transform& transform = getTransformForDisplayLocked(displayId);
+
+ for (BitSet32 idBits(spotIdBits); !idBits.isEmpty();) {
+ const uint32_t index = spotIdToIndex[idBits.clearFirstMarkedBit()];
+
+ const vec2 xy = transform.transform(spotCoords[index].getXYValue());
+ outSpotCoords[index].setAxisValue(AMOTION_EVENT_AXIS_X, xy.x);
+ outSpotCoords[index].setAxisValue(AMOTION_EVENT_AXIS_Y, xy.y);
+
+ float pressure = spotCoords[index].getAxisValue(AMOTION_EVENT_AXIS_PRESSURE);
+ outSpotCoords[index].setAxisValue(AMOTION_EVENT_AXIS_PRESSURE, pressure);
+ }
+
auto it = mLocked.spotControllers.find(displayId);
if (it == mLocked.spotControllers.end()) {
mLocked.spotControllers.try_emplace(displayId, displayId, mContext);
}
- mLocked.spotControllers.at(displayId).setSpots(spotCoords, spotIdToIndex, spotIdBits);
+ mLocked.spotControllers.at(displayId).setSpots(outSpotCoords.data(), spotIdToIndex, spotIdBits);
}
void PointerController::clearSpots() {
@@ -194,7 +241,7 @@ void PointerController::doInactivityTimeout() {
void PointerController::onDisplayViewportsUpdated(std::vector<DisplayViewport>& viewports) {
std::unordered_set<int32_t> displayIdSet;
- for (DisplayViewport viewport : viewports) {
+ for (const DisplayViewport& viewport : viewports) {
displayIdSet.insert(viewport.displayId);
}
@@ -214,4 +261,17 @@ void PointerController::onDisplayViewportsUpdated(std::vector<DisplayViewport>&
}
}
+void PointerController::onDisplayInfosChanged(const std::vector<gui::DisplayInfo>& displayInfo) {
+ std::scoped_lock lock(mLock);
+ mLocked.mDisplayInfos = displayInfo;
+}
+
+const ui::Transform& PointerController::getTransformForDisplayLocked(int displayId) const {
+ const auto& di = mLocked.mDisplayInfos;
+ auto it = std::find_if(di.begin(), di.end(), [displayId](const gui::DisplayInfo& info) {
+ return info.displayId == displayId;
+ });
+ return it != di.end() ? it->transform : kIdentityTransform;
+}
+
} // namespace android
diff --git a/libs/input/PointerController.h b/libs/input/PointerController.h
index 97567bab202b..796077f6c38c 100644
--- a/libs/input/PointerController.h
+++ b/libs/input/PointerController.h
@@ -47,7 +47,7 @@ public:
const sp<PointerControllerPolicyInterface>& policy, const sp<Looper>& looper,
const sp<SpriteController>& spriteController);
- virtual ~PointerController() = default;
+ ~PointerController() override;
virtual bool getBounds(float* outMinX, float* outMinY, float* outMaxX, float* outMaxY) const;
virtual void move(float deltaX, float deltaY);
@@ -72,6 +72,8 @@ public:
void reloadPointerResources();
void onDisplayViewportsUpdated(std::vector<DisplayViewport>& viewports);
+ void onDisplayInfosChanged(const std::vector<gui::DisplayInfo>& displayInfos);
+
private:
friend PointerControllerContext::LooperCallback;
friend PointerControllerContext::MessageHandler;
@@ -85,9 +87,23 @@ private:
struct Locked {
Presentation presentation;
+ std::vector<gui::DisplayInfo> mDisplayInfos;
std::unordered_map<int32_t /* displayId */, TouchSpotController> spotControllers;
} mLocked GUARDED_BY(mLock);
+ class DisplayInfoListener : public gui::WindowInfosListener {
+ public:
+ explicit DisplayInfoListener(PointerController& pc) : mPointerController(pc){};
+ void onWindowInfosChanged(const std::vector<android::gui::WindowInfo>&,
+ const std::vector<android::gui::DisplayInfo>&) override;
+
+ private:
+ PointerController& mPointerController;
+ };
+ sp<DisplayInfoListener> mDisplayInfoListener;
+
+ const ui::Transform& getTransformForDisplayLocked(int displayId) const REQUIRES(mLock);
+
PointerController(const sp<PointerControllerPolicyInterface>& policy, const sp<Looper>& looper,
const sp<SpriteController>& spriteController);
void clearSpotsLocked();
generated by cgit v1.2.3-59-g8ed1b (git 2.39.0) at 2025-10-20 01:22:24 +0000