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Commit ff55dacd authored by Android Build Coastguard Worker's avatar Android Build Coastguard Worker
Browse files

Snap for 7592383 from 7089fbbf to sc-d1-release 

Change-Id: Ie147f5e42eb59ceb30ce5c363eef6233ee126071
parents 4965ed06 7089fbbf

cmds/atrace/atrace.rc

+12 −1
Original line number Diff line number Diff line
@@ -266,7 +266,10 @@ on late-init 
    chmod 0666 /sys/kernel/debug/tracing/per_cpu/cpu15/trace

    chmod 0666 /sys/kernel/tracing/per_cpu/cpu15/trace



on post-fs-data

# Only create the tracing instance if persist.mm_events.enabled

# Attempting to remove the tracing instance after it has been created

# will likely fail with EBUSY as it would be in use by traced_probes.

on post-fs-data && property:persist.mm_events.enabled=true

# Create MM Events Tracing Instance for Kmem Activity Trigger

    mkdir /sys/kernel/debug/tracing/instances/mm_events 0755 system system

    mkdir /sys/kernel/tracing/instances/mm_events 0755 system system
@@ -275,10 +278,18 @@ on post-fs-data 
    chmod 0666 /sys/kernel/debug/tracing/instances/mm_events/buffer_size_kb

    chmod 0666 /sys/kernel/tracing/instances/mm_events/buffer_size_kb



# Set the default buffer size to the minimum

    write /sys/kernel/debug/tracing/instances/mm_events/buffer_size_kb 1

    write /sys/kernel/tracing/instances/mm_events/buffer_size_kb 1



# Read and enable tracing

    chmod 0666 /sys/kernel/debug/tracing/instances/mm_events/tracing_on

    chmod 0666 /sys/kernel/tracing/instances/mm_events/tracing_on



# Tracing disabled by default

    write /sys/kernel/debug/tracing/instances/mm_events/tracing_on 0

    write /sys/kernel/tracing/instances/mm_events/tracing_on 0



# Read and truncate kernel trace

    chmod 0666 /sys/kernel/debug/tracing/instances/mm_events/trace

    chmod 0666 /sys/kernel/tracing/instances/mm_events/trace

libs/input/Input.cpp

+12 −0
Original line number Diff line number Diff line
@@ -23,6 +23,7 @@ 
#include <limits.h>

#include <string.h>



#include <android-base/properties.h>

#include <android-base/stringprintf.h>

#include <input/Input.h>

#include <input/InputDevice.h>
@@ -41,6 +42,15 @@ namespace android { 


namespace {



// When per-window-input-rotation is enabled, InputFlinger works in the un-rotated display

// coordinates and SurfaceFlinger includes the display rotation in the input window transforms.

bool isPerWindowInputRotationEnabled() {

    static const bool PER_WINDOW_INPUT_ROTATION =

            base::GetBoolProperty("persist.debug.per_window_input_rotation", false);



    return PER_WINDOW_INPUT_ROTATION;

}



float transformAngle(const ui::Transform& transform, float angleRadians) {

    // Construct and transform a vector oriented at the specified clockwise angle from vertical.

    // Coordinate system: down is increasing Y, right is increasing X.
@@ -506,6 +516,8 @@ float MotionEvent::getHistoricalRawAxisValue(int32_t axis, size_t pointerIndex, 
                                             size_t historicalIndex) const {

    const PointerCoords* coords = getHistoricalRawPointerCoords(pointerIndex, historicalIndex);



    if (!isPerWindowInputRotationEnabled()) return coords->getAxisValue(axis);



    if (axis == AMOTION_EVENT_AXIS_X || axis == AMOTION_EVENT_AXIS_Y) {

        // For compatibility, convert raw coordinates into "oriented screen space". Once app

        // developers are educated about getRaw, we can consider removing this.

libs/input/tests/InputEvent_test.cpp

+22 −0
Original line number Diff line number Diff line
@@ -17,6 +17,7 @@ 
#include <array>

#include <math.h>



#include <android-base/properties.h>

#include <attestation/HmacKeyManager.h>

#include <binder/Parcel.h>

#include <gtest/gtest.h>
@@ -225,13 +226,34 @@ protected: 
    static constexpr float X_OFFSET = 1;

    static constexpr float Y_OFFSET = 1.1;



    static const std::optional<bool> INITIAL_PER_WINDOW_INPUT_ROTATION_FLAG_VALUE;



    int32_t mId;

    ui::Transform mTransform;



    void SetUp() override;

    void TearDown() override;



    void initializeEventWithHistory(MotionEvent* event);

    void assertEqualsEventWithHistory(const MotionEvent* event);

};



const std::optional<bool> MotionEventTest::INITIAL_PER_WINDOW_INPUT_ROTATION_FLAG_VALUE =

        !base::GetProperty("persist.debug.per_window_input_rotation", "").empty()

        ? std::optional(base::GetBoolProperty("persist.debug.per_window_input_rotation", false))

        : std::nullopt;



void MotionEventTest::SetUp() {

    // Ensure per_window_input_rotation is enabled.

    base::SetProperty("persist.debug.per_window_input_rotation", "true");

}



void MotionEventTest::TearDown() {

    const auto val = INITIAL_PER_WINDOW_INPUT_ROTATION_FLAG_VALUE.has_value()

            ? (*INITIAL_PER_WINDOW_INPUT_ROTATION_FLAG_VALUE ? "true" : "false")

            : "";

    base::SetProperty("persist.debug.per_window_input_rotation", val);

}



void MotionEventTest::initializeEventWithHistory(MotionEvent* event) {

    mId = InputEvent::nextId();