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Commit dc51fa8d authored by Arpit Singh's avatar Arpit Singh Committed by Automerger Merge Worker
Browse files

Merge changes from topic "inputmapper-refactor-udc-dev" into udc-dev am: 50fe0d96 am: e3783a8b 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/23101346



Change-Id: Ib1415979058e2a666e4edf2a46e692379a546d78
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents 0a7e0da8 e3783a8b

services/inputflinger/reader/InputDevice.cpp

+4 −4
Original line number Diff line number Diff line
@@ -203,7 +203,7 @@ std::list<NotifyArgs> InputDevice::configure(nsecs_t when, 


    using Change = InputReaderConfiguration::Change;



    if (!isIgnored()) {

    if (!changes.any() || !isIgnored()) {

        // Full configuration should happen the first time configure is called

        // and when the device type is changed. Changing a device type can

        // affect various other parameters so should result in a
@@ -503,9 +503,9 @@ std::vector<std::unique_ptr<InputMapper>> InputDevice::createMappers( 
        classes.test(InputDeviceClass::TOUCH_MT) && !isSonyDualShock4Touchpad) {

        mappers.push_back(std::make_unique<TouchpadInputMapper>(contextPtr, readerConfig));

    } else if (classes.test(InputDeviceClass::TOUCH_MT)) {

        mappers.push_back(std::make_unique<MultiTouchInputMapper>(contextPtr, readerConfig));

        mappers.push_back(createInputMapper<MultiTouchInputMapper>(contextPtr, readerConfig));

    } else if (classes.test(InputDeviceClass::TOUCH)) {

        mappers.push_back(std::make_unique<SingleTouchInputMapper>(contextPtr, readerConfig));

        mappers.push_back(createInputMapper<SingleTouchInputMapper>(contextPtr, readerConfig));

    }



    // Joystick-like devices.
@@ -520,7 +520,7 @@ std::vector<std::unique_ptr<InputMapper>> InputDevice::createMappers( 


    // External stylus-like devices.

    if (classes.test(InputDeviceClass::EXTERNAL_STYLUS)) {

        mappers.push_back(std::make_unique<ExternalStylusInputMapper>(contextPtr, readerConfig));

        mappers.push_back(createInputMapper<ExternalStylusInputMapper>(contextPtr, readerConfig));

    }

    return mappers;

}

services/inputflinger/reader/include/InputDevice.h

+10 −0
Original line number Diff line number Diff line
@@ -149,6 +149,16 @@ public: 
        return *mapper;

    }



    template <class T, typename... Args>

    T& constructAndAddMapper(int32_t eventHubId, Args... args) {

        // create mapper

        auto& devicePair = mDevices[eventHubId];

        auto& deviceContext = devicePair.first;

        auto& mappers = devicePair.second;

        mappers.push_back(createInputMapper<T>(*deviceContext, args...));

        return static_cast<T&>(*mappers.back());

    }



    // construct and add a controller to the input device

    template <class T>

    T& addController(int32_t eventHubId) {

services/inputflinger/reader/mapper/ExternalStylusInputMapper.h

+6 −2
Original line number Diff line number Diff line
@@ -26,8 +26,10 @@ namespace android { 


class ExternalStylusInputMapper : public InputMapper {

public:

    explicit ExternalStylusInputMapper(InputDeviceContext& deviceContext,

                                       const InputReaderConfiguration& readerConfig);

    template <class T, class... Args>

    friend std::unique_ptr<T> createInputMapper(InputDeviceContext& deviceContext,

                                                const InputReaderConfiguration& readerConfig,

                                                Args... args);

    virtual ~ExternalStylusInputMapper() = default;



    uint32_t getSources() const override;
@@ -46,6 +48,8 @@ private: 


    StylusState mStylusState;



    explicit ExternalStylusInputMapper(InputDeviceContext& deviceContext,

                                       const InputReaderConfiguration& readerConfig);

    [[nodiscard]] std::list<NotifyArgs> sync(nsecs_t when);

};

services/inputflinger/reader/mapper/InputMapper.h

+26 −2
Original line number Diff line number Diff line
@@ -25,6 +25,20 @@ 
#include "VibrationElement.h"



namespace android {

/**

 * This is the factory method that must be used to create any InputMapper

 */

template <class T, class... Args>

std::unique_ptr<T> createInputMapper(InputDeviceContext& deviceContext,

                                     const InputReaderConfiguration& readerConfig, Args... args) {

    // Using `new` to access non-public constructors.

    std::unique_ptr<T> mapper(new T(deviceContext, readerConfig, args...));

    // We need to reset and configure the mapper to ensure it is ready to process event

    nsecs_t now = systemTime(SYSTEM_TIME_MONOTONIC);

    std::list<NotifyArgs> unused = mapper->reset(now);

    unused += mapper->reconfigure(now, readerConfig, /*changes=*/{});

    return mapper;

}



/* An input mapper transforms raw input events into cooked event data.

 * A single input device can have multiple associated input mappers in order to interpret
@@ -39,8 +53,15 @@ namespace android { 
 */

class InputMapper {

public:

    explicit InputMapper(InputDeviceContext& deviceContext,

                         const InputReaderConfiguration& readerConfig);

    /**

     * Subclasses must either provide a public constructor

     * or must be-friend the factory method.

     */

    template <class T, class... Args>

    friend std::unique_ptr<T> createInputMapper(InputDeviceContext& deviceContext,

                                                const InputReaderConfiguration& readerConfig,

                                                Args... args);



    virtual ~InputMapper();



    inline int32_t getDeviceId() { return mDeviceContext.getId(); }
@@ -102,6 +123,9 @@ public: 
protected:

    InputDeviceContext& mDeviceContext;



    explicit InputMapper(InputDeviceContext& deviceContext,

                         const InputReaderConfiguration& readerConfig);



    status_t getAbsoluteAxisInfo(int32_t axis, RawAbsoluteAxisInfo* axisInfo);

    void bumpGeneration();

services/inputflinger/reader/mapper/MultiTouchInputMapper.h

+7 −2
Original line number Diff line number Diff line
@@ -23,8 +23,11 @@ namespace android { 


class MultiTouchInputMapper : public TouchInputMapper {

public:

    explicit MultiTouchInputMapper(InputDeviceContext& deviceContext,

                                   const InputReaderConfiguration& readerConfig);

    template <class T, class... Args>

    friend std::unique_ptr<T> createInputMapper(InputDeviceContext& deviceContext,

                                                const InputReaderConfiguration& readerConfig,

                                                Args... args);



    ~MultiTouchInputMapper() override;



    [[nodiscard]] std::list<NotifyArgs> reset(nsecs_t when) override;
@@ -36,6 +39,8 @@ protected: 
    bool hasStylus() const override;



private:

    explicit MultiTouchInputMapper(InputDeviceContext& deviceContext,

                                   const InputReaderConfiguration& readerConfig);

    // simulate_stylus_with_touch is a debug mode that converts all finger pointers reported by this

    // mapper's touchscreen into stylus pointers, and adds SOURCE_STYLUS to the input device.

    // It is used to simulate stylus events for debugging and testing on a device that does not