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backout of bug 970751 for intermittent ICS Debug.

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This commit is contained in:
Mason Chang 2014-08-30 17:18:29 -07:00
parent f4451821ef
commit 5327fee772
6 changed files with 216 additions and 619 deletions
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5
gfx/thebes/gfxPrefs.h
View File

@ -196,11 +196,6 @@ private:
// Use vsync events generated by hardware
DECL_GFX_PREF(Once, "gfx.frameuniformity.hw-vsync", FrameUniformityHWVsyncEnabled, bool, false);
DECL_GFX_PREF(Once, "gfx.touch.resample", TouchResampling, bool, false);
// These times should be in nanoseconds
DECL_GFX_PREF(Once, "gfx.touch.resample.max-predict", TouchResampleMaxPredict, int32_t, 8000000);
DECL_GFX_PREF(Once, "gfx.touch.resample.vsync-adjust", TouchVsyncSampleAdjust, int32_t, 5000000);
DECL_GFX_PREF(Once, "gfx.touch.resample.min-resample", TouchResampleMinTime, int32_t, 2000000);
DECL_GFX_PREF(Live, "gl.msaa-level", MSAALevel, uint32_t, 2);

453
widget/gonk/GeckoTouchDispatcher.cpp
View File

@ -1,453 +0,0 @@
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 sts=2 et sw=2 tw=80: */
/* Copyright 2014 Mozilla Foundation and Mozilla contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "FrameMetrics.h"
#include "GeckoProfiler.h"
#include "GeckoTouchDispatcher.h"
#include "InputData.h"
#include "base/basictypes.h"
#include "gfxPrefs.h"
#include "libui/Input.h"
#include "mozilla/ClearOnShutdown.h"
#include "mozilla/MouseEvents.h"
#include "mozilla/Mutex.h"
#include "mozilla/TimeStamp.h"
#include "mozilla/TouchEvents.h"
#include "mozilla/dom/Touch.h"
#include "nsAppShell.h"
#include "nsDebug.h"
#include "nsThreadUtils.h"
#include "nsWindow.h"
#include <sys/types.h>
#include <unistd.h>
#include <utils/Timers.h>
#define LOG(args...) \
__android_log_print(ANDROID_LOG_INFO, "Gonk" , ## args)
// uncomment to print log resample data
// #define LOG_RESAMPLE_DATA 1
namespace mozilla {
// Amount of time in MS before an input is considered expired.
static const uint64_t kInputExpirationThresholdMs = 1000;
static int32_t nanosecToMillisec(int64_t nanosec) { return nanosec / 1000000; }
static StaticRefPtr<GeckoTouchDispatcher> sTouchDispatcher;
GeckoTouchDispatcher::GeckoTouchDispatcher()
: mTouchQueueLock("GeckoTouchDispatcher::mTouchQueueLock")
, mTouchEventsFiltered(false)
, mTouchDownCount(0)
, mTouchTimeDiff(0)
, mLastTouchTime(0)
{
// Since GeckoTouchDispatcher is initialized when input is initialized
// and reads gfxPrefs, it is the first thing to touch gfxPrefs.
// The first thing to touch gfxPrefs MUST occur on the main thread and init
// the singleton
MOZ_ASSERT(sTouchDispatcher == nullptr);
MOZ_ASSERT(NS_IsMainThread());
gfxPrefs::GetSingleton();
mEnabledUniformityInfo = gfxPrefs::UniformityInfo();
mResamplingEnabled = gfxPrefs::TouchResampling() &&
gfxPrefs::FrameUniformityHWVsyncEnabled();
mVsyncAdjust = gfxPrefs::TouchVsyncSampleAdjust();
mMaxPredict = gfxPrefs::TouchResampleMaxPredict();
mMinResampleTime = gfxPrefs::TouchResampleMinTime();
sTouchDispatcher = this;
ClearOnShutdown(&sTouchDispatcher);
}
class DispatchTouchEventsMainThread : public nsRunnable
{
public:
DispatchTouchEventsMainThread(GeckoTouchDispatcher* aTouchDispatcher,
uint64_t aVsyncTime)
: mTouchDispatcher(aTouchDispatcher)
, mVsyncTime(aVsyncTime)
{
}
NS_IMETHOD Run()
{
mTouchDispatcher->DispatchTouchMoveEvents(mVsyncTime);
return NS_OK;
}
private:
nsRefPtr<GeckoTouchDispatcher> mTouchDispatcher;
uint64_t mVsyncTime;
};
class DispatchSingleTouchMainThread : public nsRunnable
{
public:
DispatchSingleTouchMainThread(GeckoTouchDispatcher* aTouchDispatcher,
MultiTouchInput& aTouch)
: mTouchDispatcher(aTouchDispatcher)
, mTouch(aTouch)
{
}
NS_IMETHOD Run()
{
mTouchDispatcher->DispatchTouchEvent(mTouch);
return NS_OK;
}
private:
nsRefPtr<GeckoTouchDispatcher> mTouchDispatcher;
MultiTouchInput mTouch;
};
// Timestamp is in nanoseconds
/* static */ bool
GeckoTouchDispatcher::NotifyVsync(uint64_t aVsyncTimestamp)
{
if (sTouchDispatcher == nullptr) {
return false;
}
MOZ_ASSERT(sTouchDispatcher->mResamplingEnabled);
bool haveTouchData = false;
{
MutexAutoLock lock(sTouchDispatcher->mTouchQueueLock);
haveTouchData = !sTouchDispatcher->mTouchMoveEvents.empty();
}
if (haveTouchData) {
NS_DispatchToMainThread(new DispatchTouchEventsMainThread(sTouchDispatcher, aVsyncTimestamp));
}
return haveTouchData;
}
// Touch data timestamps are in milliseconds, aEventTime is in nanoseconds
void
GeckoTouchDispatcher::NotifyTouch(MultiTouchInput& aData, uint64_t aEventTime)
{
if (mResamplingEnabled) {
switch (aData.mType) {
case MultiTouchInput::MULTITOUCH_MOVE:
{
MutexAutoLock lock(mTouchQueueLock);
mTouchMoveEvents.push_back(aData);
mTouchTimeDiff = aEventTime - mLastTouchTime;
mLastTouchTime = aEventTime;
return;
}
default:
break;
}
}
NS_DispatchToMainThread(new DispatchSingleTouchMainThread(this, aData));
}
void
GeckoTouchDispatcher::DispatchTouchMoveEvents(uint64_t aVsyncTime)
{
MultiTouchInput touchMove;
{
MutexAutoLock lock(mTouchQueueLock);
if (mTouchMoveEvents.empty()) {
return;
}
int touchCount = mTouchMoveEvents.size();
// Both aVsynctime and mLastTouchTime are uint64_t
// Need to store as a signed int.
int64_t vsyncTouchDiff = aVsyncTime - mLastTouchTime;
bool resample = (touchCount > 1) &&
(vsyncTouchDiff > mMinResampleTime);
if (!resample) {
touchMove = mTouchMoveEvents.back();
mTouchMoveEvents.clear();
mTouchMoveEvents.push_back(touchMove);
} else {
ResampleTouchMoves(touchMove, aVsyncTime);
}
}
DispatchTouchEvent(touchMove);
}
static int
Interpolate(int start, int end, int64_t aFrameDiff, int64_t aTouchDiff)
{
return start + (((end - start) * aFrameDiff) / aTouchDiff);
}
static const SingleTouchData&
GetTouchByID(const SingleTouchData& aCurrentTouch, MultiTouchInput& aOtherTouch)
{
int32_t id = aCurrentTouch.mIdentifier;
for (size_t i = 0; i < aOtherTouch.mTouches.Length(); i++) {
SingleTouchData& touch = aOtherTouch.mTouches[i];
if (touch.mIdentifier == id) {
return touch;
}
}
// We can have situations where a previous touch event had 2 fingers
// and we lift 1 finger off. In those cases, we won't find the touch event
// with given id, so just return the current touch, which will be resampled
// without modification and dispatched.
return aCurrentTouch;
}
static void
ResampleTouch(MultiTouchInput& aOutTouch, MultiTouchInput& aCurrent,
MultiTouchInput& aOther, int64_t aFrameDiff,
int64_t aTouchDiff, bool aInterpolate)
{
aOutTouch = aCurrent;
// Make sure we only resample the correct finger.
for (size_t i = 0; i < aOutTouch.mTouches.Length(); i++) {
const SingleTouchData& current = aCurrent.mTouches[i];
const SingleTouchData& other = GetTouchByID(current, aOther);
const ScreenIntPoint& currentTouchPoint = current.mScreenPoint;
const ScreenIntPoint& otherTouchPoint = other.mScreenPoint;
ScreenIntPoint newSamplePoint;
newSamplePoint.x = Interpolate(currentTouchPoint.x, otherTouchPoint.x, aFrameDiff, aTouchDiff);
newSamplePoint.y = Interpolate(currentTouchPoint.y, otherTouchPoint.y, aFrameDiff, aTouchDiff);
aOutTouch.mTouches[i].mScreenPoint = newSamplePoint;
#ifdef LOG_RESAMPLE_DATA
const char* type = "extrapolate";
if (aInterpolate) {
type = "interpolate";
}
float alpha = (double) aFrameDiff / (double) aTouchDiff;
LOG("%s current (%d, %d), other (%d, %d) to (%d, %d) alpha %f, touch diff %llu, frame diff %lld\n",
type,
currentTouchPoint.x, currentTouchPoint.y,
otherTouchPoint.x, otherTouchPoint.y,
newSamplePoint.x, newSamplePoint.y,
alpha, aTouchDiff, aFrameDiff);
#endif
}
}
// Interpolates with the touch event prior to SampleTime
// and with the future touch event past sample time
int32_t
GeckoTouchDispatcher::InterpolateTouch(MultiTouchInput& aOutTouch, uint64_t aSampleTime)
{
MOZ_RELEASE_ASSERT(mTouchMoveEvents.size() >= 2);
mTouchQueueLock.AssertCurrentThreadOwns();
// currentTouch < SampleTime < futureTouch
MultiTouchInput futureTouch = mTouchMoveEvents.back();
mTouchMoveEvents.pop_back();
MultiTouchInput currentTouch = mTouchMoveEvents.back();
mTouchMoveEvents.clear();
mTouchMoveEvents.push_back(futureTouch);
uint64_t currentTouchTime = mLastTouchTime - mTouchTimeDiff;
int64_t frameDiff = aSampleTime - currentTouchTime;
ResampleTouch(aOutTouch, currentTouch, futureTouch, frameDiff, mTouchTimeDiff, true);
return nanosecToMillisec(frameDiff);
}
// Extrapolates from the previous two touch events before sample time
// and extrapolates them to sample time.
int32_t
GeckoTouchDispatcher::ExtrapolateTouch(MultiTouchInput& aOutTouch, uint64_t aSampleTime)
{
MOZ_RELEASE_ASSERT(mTouchMoveEvents.size() >= 2);
mTouchQueueLock.AssertCurrentThreadOwns();
// prevTouch < currentTouch < SampleTime
MultiTouchInput currentTouch = mTouchMoveEvents.back();
mTouchMoveEvents.pop_back();
MultiTouchInput prevTouch = mTouchMoveEvents.back();
mTouchMoveEvents.clear();
mTouchMoveEvents.push_back(currentTouch);
uint64_t currentTouchTime = mLastTouchTime;
int64_t maxResampleTime = std::min(mTouchTimeDiff / 2, (int64_t) mMaxPredict);
uint64_t maxTimestamp = currentTouchTime + maxResampleTime;
if (aSampleTime > maxTimestamp) {
aSampleTime = maxTimestamp;
#ifdef LOG_RESAMPLE_DATA
LOG("Overshot extrapolation time, adjusting sample time\n");
#endif
}
// This has to be signed int since it is negative
int64_t frameDiff = currentTouchTime - aSampleTime;
ResampleTouch(aOutTouch, currentTouch, prevTouch, frameDiff, mTouchTimeDiff, false);
return -nanosecToMillisec(frameDiff);
}
void
GeckoTouchDispatcher::ResampleTouchMoves(MultiTouchInput& aOutTouch, uint64_t aVsyncTime)
{
uint64_t sampleTime = aVsyncTime - mVsyncAdjust;
int32_t touchTimeAdjust = 0;
if (mLastTouchTime > sampleTime) {
touchTimeAdjust = InterpolateTouch(aOutTouch, sampleTime);
} else {
touchTimeAdjust = ExtrapolateTouch(aOutTouch, sampleTime);
}
aOutTouch.mTimeStamp += TimeDuration::FromMilliseconds(touchTimeAdjust);
aOutTouch.mTime += touchTimeAdjust;
}
// Some touch events get sent as mouse events. If APZ doesn't capture the event
// and if a touch only has 1 touch input, we can send a mouse event.
void
GeckoTouchDispatcher::DispatchMouseEvent(MultiTouchInput& aMultiTouch,
bool aForwardToChildren)
{
WidgetMouseEvent mouseEvent = ToWidgetMouseEvent(aMultiTouch, nullptr);
if (mouseEvent.message == NS_EVENT_NULL) {
return;
}
mouseEvent.mFlags.mNoCrossProcessBoundaryForwarding = !aForwardToChildren;
nsWindow::DispatchInputEvent(mouseEvent);
}
static bool
IsExpired(const MultiTouchInput& aTouch)
{
// No pending events, the filter state can be updated.
uint64_t timeNowMs = systemTime(SYSTEM_TIME_MONOTONIC) / 1000000;
return (timeNowMs - aTouch.mTime) > kInputExpirationThresholdMs;
}
void
GeckoTouchDispatcher::DispatchTouchEvent(MultiTouchInput& aMultiTouch)
{
if (!mTouchDownCount) {
mTouchEventsFiltered = IsExpired(aMultiTouch);
}
switch (aMultiTouch.mType) {
case MultiTouchInput::MULTITOUCH_START:
mTouchDownCount++;
break;
case MultiTouchInput::MULTITOUCH_MOVE:
break;
case MultiTouchInput::MULTITOUCH_END:
case MultiTouchInput::MULTITOUCH_CANCEL:
mTouchDownCount--;
if (mTouchDownCount == 0) {
MutexAutoLock lock(mTouchQueueLock);
mTouchMoveEvents.clear();
}
break;
default:
break;
}
if (mTouchEventsFiltered) {
return;
}
bool captured = false;
WidgetTouchEvent event = aMultiTouch.ToWidgetTouchEvent(nullptr);
nsEventStatus status = nsWindow::DispatchInputEvent(event, &captured);
if (mEnabledUniformityInfo) {
const char* touchAction = "Invalid";
switch (aMultiTouch.mType) {
case MultiTouchInput::MULTITOUCH_START:
touchAction = "Touch_Event_Down";
break;
case MultiTouchInput::MULTITOUCH_MOVE:
touchAction = "Touch_Event_Move";
break;
case MultiTouchInput::MULTITOUCH_END:
case MultiTouchInput::MULTITOUCH_CANCEL:
touchAction = "Touch_Event_Up";
break;
}
const SingleTouchData& firstTouch = aMultiTouch.mTouches[0];
const ScreenIntPoint& touchPoint = firstTouch.mScreenPoint;
LOG("UniformityInfo %s %llu %d %d", touchAction, systemTime(SYSTEM_TIME_MONOTONIC),
touchPoint.x, touchPoint.y);
}
if (!captured && (aMultiTouch.mTouches.Length() == 1)) {
bool forwardToChildren = status != nsEventStatus_eConsumeNoDefault;
DispatchMouseEvent(aMultiTouch, forwardToChildren);
}
}
WidgetMouseEvent
GeckoTouchDispatcher::ToWidgetMouseEvent(const MultiTouchInput& aMultiTouch,
nsIWidget* aWidget) const
{
NS_ABORT_IF_FALSE(NS_IsMainThread(),
"Can only convert To WidgetMouseEvent on main thread");
uint32_t mouseEventType = NS_EVENT_NULL;
switch (aMultiTouch.mType) {
case MultiTouchInput::MULTITOUCH_START:
mouseEventType = NS_MOUSE_BUTTON_DOWN;
break;
case MultiTouchInput::MULTITOUCH_MOVE:
mouseEventType = NS_MOUSE_MOVE;
break;
case MultiTouchInput::MULTITOUCH_CANCEL:
case MultiTouchInput::MULTITOUCH_END:
mouseEventType = NS_MOUSE_BUTTON_UP;
break;
default:
MOZ_ASSERT_UNREACHABLE("Did not assign a type to WidgetMouseEvent");
break;
}
WidgetMouseEvent event(true, mouseEventType, aWidget,
WidgetMouseEvent::eReal, WidgetMouseEvent::eNormal);
const SingleTouchData& firstTouch = aMultiTouch.mTouches[0];
event.refPoint.x = firstTouch.mScreenPoint.x;
event.refPoint.y = firstTouch.mScreenPoint.y;
event.time = aMultiTouch.mTime;
event.button = WidgetMouseEvent::eLeftButton;
event.inputSource = nsIDOMMouseEvent::MOZ_SOURCE_TOUCH;
event.modifiers = aMultiTouch.modifiers;
if (mouseEventType != NS_MOUSE_MOVE) {
event.clickCount = 1;
}
return event;
}
} // namespace mozilla

87
widget/gonk/GeckoTouchDispatcher.h
View File

@ -1,87 +0,0 @@
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 sts=2 et sw=2 tw=80: */
/* Copyright 2014 Mozilla Foundation and Mozilla contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef GECKO_TOUCH_INPUT_DISPATCHER_h
#define GECKO_TOUCH_INPUT_DISPATCHER_h
#include "InputData.h"
#include "Units.h"
#include "mozilla/Mutex.h"
#include <vector>
class nsIWidget;
namespace mozilla {
class WidgetMouseEvent;
// Used to resample touch events whenever a vsync event occurs. It batches
// touch moves and on every vsync, resamples the touch position to create smooth
// scrolls. We use the Android touch resample algorithm. It uses a combination of
// extrapolation and interpolation. The algorithm takes the vsync time and
// subtracts mVsyncAdjust time in ms and creates a sample time. All touch events are
// relative to this sample time. If the last touch event occurs AFTER this
// sample time, interpolate the last two touch events. If the last touch event occurs BEFORE
// this sample time, we extrapolate the last two touch events to the sample
// time. The magic numbers defined as constants are taken from android
// InputTransport.cpp.
class GeckoTouchDispatcher
{
NS_INLINE_DECL_THREADSAFE_REFCOUNTING(GeckoTouchDispatcher)
public:
GeckoTouchDispatcher();
void NotifyTouch(MultiTouchInput& aData, uint64_t aEventTime);
void DispatchTouchEvent(MultiTouchInput& aMultiTouch);
void DispatchTouchMoveEvents(uint64_t aVsyncTime);
static bool NotifyVsync(uint64_t aVsyncTimestamp);
private:
int32_t InterpolateTouch(MultiTouchInput& aOutTouch, uint64_t aSampleTime);
int32_t ExtrapolateTouch(MultiTouchInput& aOutTouch, uint64_t aSampleTime);
void ResampleTouchMoves(MultiTouchInput& aOutTouch, uint64_t vsyncTime);
void SendTouchEvent(MultiTouchInput& aData);
void DispatchMouseEvent(MultiTouchInput& aMultiTouch,
bool aForwardToChildren);
WidgetMouseEvent ToWidgetMouseEvent(const MultiTouchInput& aData, nsIWidget* aWidget) const;
// mTouchQueueLock are used to protect the vector below
// as it is accessed on the vsync thread and main thread
Mutex mTouchQueueLock;
std::vector<MultiTouchInput> mTouchMoveEvents;
bool mResamplingEnabled;
bool mTouchEventsFiltered;
bool mEnabledUniformityInfo;
int mTouchDownCount;
// All times below are in nanoseconds
int32_t mVsyncAdjust; // Time from vsync we create sample times from
int32_t mMaxPredict; // How far into the future we're allowed to extrapolate
// Amount of time between vsync and the last event that is required before we
// resample
int32_t mMinResampleTime;
// The time difference between the last two touch move events
int64_t mTouchTimeDiff;
// The system time at which the last touch event occured
uint64_t mLastTouchTime;
};
} // namespace mozilla
#endif // GECKO_TOUCH_INPUT_DISPATCHER_h

7
widget/gonk/HwcComposer2D.cpp
View File

@ -28,7 +28,6 @@
#include "mozilla/StaticPtr.h"
#include "cutils/properties.h"
#include "gfx2DGlue.h"
#include "GeckoTouchDispatcher.h"
#if ANDROID_VERSION >= 17
#include "libdisplay/FramebufferSurface.h"
@ -150,10 +149,6 @@ HwcComposer2D::Init(hwc_display_t dpy, hwc_surface_t sur, gl::GLContext* aGLCont
mColorFill = false;
mRBSwapSupport = false;
}
if (RegisterHwcEventCallback()) {
EnableVsync(true);
}
#else
char propValue[PROPERTY_VALUE_MAX];
property_get("ro.display.colorfill", propValue, "0");
@ -228,7 +223,7 @@ HwcComposer2D::RunVsyncEventControl(bool aEnable)
void
HwcComposer2D::Vsync(int aDisplay, int64_t aTimestamp)
{
GeckoTouchDispatcher::NotifyVsync(aTimestamp);
// TODO: Handle Vsync event here
}
#endif

1
widget/gonk/moz.build
View File

@ -44,7 +44,6 @@ SOURCES += ['libui/' + src for src in [
]]
SOURCES += [
'GeckoTouchDispatcher.cpp',
'GfxInfo.cpp',
'GonkMemoryPressureMonitoring.cpp',
'GonkPermission.cpp',

282
widget/gonk/nsAppShell.cpp
View File

@ -72,7 +72,6 @@
// Defines kKeyMapping and GetKeyNameIndex()
#include "GonkKeyMapping.h"
#include "GeckoTouchDispatcher.h"
#define LOG(args...) \
__android_log_print(ANDROID_LOG_INFO, "Gonk" , ## args)
@ -158,12 +157,14 @@ struct UserInputData {
::Touch touches[MAX_POINTERS];
} motion;
};
Modifiers DOMModifiers() const;
};
static mozilla::Modifiers
getDOMModifiers(int32_t metaState)
Modifiers
UserInputData::DOMModifiers() const
{
mozilla::Modifiers result = 0;
Modifiers result = 0;
if (metaState & (AMETA_ALT_ON | AMETA_ALT_LEFT_ON | AMETA_ALT_RIGHT_ON)) {
result |= MODIFIER_ALT;
}
@ -194,6 +195,106 @@ getDOMModifiers(int32_t metaState)
return result;
}
static void
sendMouseEvent(uint32_t msg, UserInputData& data, bool forwardToChildren)
{
WidgetMouseEvent event(true, msg, nullptr,
WidgetMouseEvent::eReal, WidgetMouseEvent::eNormal);
event.refPoint.x = data.motion.touches[0].coords.getX();
event.refPoint.y = data.motion.touches[0].coords.getY();
event.time = data.timeMs;
event.button = WidgetMouseEvent::eLeftButton;
event.inputSource = nsIDOMMouseEvent::MOZ_SOURCE_TOUCH;
if (msg != NS_MOUSE_MOVE)
event.clickCount = 1;
event.modifiers = data.DOMModifiers();
event.mFlags.mNoCrossProcessBoundaryForwarding = !forwardToChildren;
nsWindow::DispatchInputEvent(event);
}
static void
addDOMTouch(UserInputData& data, WidgetTouchEvent& event, int i)
{
const ::Touch& touch = data.motion.touches[i];
event.touches.AppendElement(
new dom::Touch(touch.id,
nsIntPoint(floor(touch.coords.getX() + 0.5), floor(touch.coords.getY() + 0.5)),
nsIntPoint(touch.coords.getAxisValue(AMOTION_EVENT_AXIS_SIZE),
touch.coords.getAxisValue(AMOTION_EVENT_AXIS_SIZE)),
0,
touch.coords.getAxisValue(AMOTION_EVENT_AXIS_PRESSURE))
);
}
static void
printUniformityInfo(UserInputData& aData)
{
char* touchAction;
const ::Touch& touch = aData.motion.touches[0];
int32_t action = aData.action & AMOTION_EVENT_ACTION_MASK;
switch (action) {
case AMOTION_EVENT_ACTION_DOWN:
touchAction = "Touch_Event_Down";
break;
case AMOTION_EVENT_ACTION_MOVE:
touchAction = "Touch_Event_Move";
break;
case AMOTION_EVENT_ACTION_UP:
touchAction = "Touch_Event_Up";
break;
default :
return;
}
LOG("UniformityInfo %s %llu %f %f", touchAction, systemTime(SYSTEM_TIME_MONOTONIC),
touch.coords.getX(), touch.coords.getY() );
}
static nsEventStatus
sendTouchEvent(UserInputData& data, bool* captured)
{
uint32_t msg;
int32_t action = data.action & AMOTION_EVENT_ACTION_MASK;
switch (action) {
case AMOTION_EVENT_ACTION_DOWN:
case AMOTION_EVENT_ACTION_POINTER_DOWN:
msg = NS_TOUCH_START;
break;
case AMOTION_EVENT_ACTION_MOVE:
msg = NS_TOUCH_MOVE;
break;
case AMOTION_EVENT_ACTION_UP:
case AMOTION_EVENT_ACTION_POINTER_UP:
msg = NS_TOUCH_END;
break;
case AMOTION_EVENT_ACTION_OUTSIDE:
case AMOTION_EVENT_ACTION_CANCEL:
msg = NS_TOUCH_CANCEL;
break;
default:
return nsEventStatus_eIgnore;
}
WidgetTouchEvent event(true, msg, nullptr);
event.time = data.timeMs;
event.modifiers = data.DOMModifiers();
int32_t i;
if (msg == NS_TOUCH_END) {
i = data.action & AMOTION_EVENT_ACTION_POINTER_INDEX_MASK;
i >>= AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT;
addDOMTouch(data, event, i);
} else {
for (i = 0; i < data.motion.touchCount; ++i)
addDOMTouch(data, event, i);
}
return nsWindow::DispatchInputEvent(event, captured);
}
class MOZ_STACK_CLASS KeyEventDispatcher
{
public:
@ -304,7 +405,7 @@ KeyEventDispatcher::DispatchKeyEventInternal(uint32_t aEventMessage)
event.mKeyValue = mDOMPrintableKeyValue;
}
event.mCodeNameIndex = mDOMCodeNameIndex;
event.modifiers = getDOMModifiers(mData.metaState);
event.modifiers = mData.DOMModifiers();
event.location = nsIDOMKeyEvent::DOM_KEY_LOCATION_MOBILE;
event.time = mData.timeMs;
return nsWindow::DispatchInputEvent(event);
@ -493,10 +594,12 @@ public:
GeckoInputDispatcher(sp<EventHub> &aEventHub)
: mQueueLock("GeckoInputDispatcher::mQueueMutex")
, mEventHub(aEventHub)
, mTouchDownCount(0)
, mKeyDownCount(0)
, mTouchEventsFiltered(false)
, mKeyEventsFiltered(false)
{
mTouchDispatcher = new GeckoTouchDispatcher();
mEnabledUniformityInfo = Preferences::GetBool("layers.uniformity-info", false);
}
virtual void dump(String8& dump);
@ -532,7 +635,7 @@ public:
protected:
virtual ~GeckoInputDispatcher() { }
virtual ~GeckoInputDispatcher() {}
private:
// mQueueLock should generally be locked while using mEventQueue.
@ -541,10 +644,13 @@ private:
mozilla::Mutex mQueueLock;
std::queue<UserInputData> mEventQueue;
sp<EventHub> mEventHub;
nsRefPtr<GeckoTouchDispatcher> mTouchDispatcher;
int mTouchDownCount;
int mKeyDownCount;
bool mTouchEventsFiltered;
bool mKeyEventsFiltered;
BitSet32 mTouchDown;
bool mEnabledUniformityInfo;
};
// GeckoInputReaderPolicy
@ -616,7 +722,80 @@ GeckoInputDispatcher::dispatchOnce()
switch (data.type) {
case UserInputData::MOTION_DATA: {
MOZ_ASSERT_UNREACHABLE("Should not dispatch touch events here anymore");
if (!mTouchDownCount) {
// No pending events, the filter state can be updated.
mTouchEventsFiltered = isExpired(data);
}
int32_t action = data.action & AMOTION_EVENT_ACTION_MASK;
int32_t index = data.action & AMOTION_EVENT_ACTION_POINTER_INDEX_MASK;
index >>= AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT;
int32_t id = data.motion.touches[index].id;
switch (action) {
case AMOTION_EVENT_ACTION_DOWN:
case AMOTION_EVENT_ACTION_POINTER_DOWN:
if (!mTouchDown.hasBit(id)) {
mTouchDown.markBit(id);
mTouchDownCount++;
}
break;
case AMOTION_EVENT_ACTION_MOVE:
case AMOTION_EVENT_ACTION_HOVER_MOVE:
// No need to update the count on move.
break;
case AMOTION_EVENT_ACTION_UP:
case AMOTION_EVENT_ACTION_POINTER_UP:
case AMOTION_EVENT_ACTION_OUTSIDE:
case AMOTION_EVENT_ACTION_CANCEL:
if (mTouchDown.hasBit(id)) {
mTouchDown.clearBit(id);
mTouchDownCount--;
}
break;
default:
break;
}
if (mTouchEventsFiltered) {
return;
}
nsEventStatus status = nsEventStatus_eIgnore;
if (action != AMOTION_EVENT_ACTION_HOVER_MOVE) {
bool captured;
status = sendTouchEvent(data, &captured);
if (mEnabledUniformityInfo) {
printUniformityInfo(data);
}
if (captured) {
return;
}
}
uint32_t msg;
switch (action) {
case AMOTION_EVENT_ACTION_DOWN:
msg = NS_MOUSE_BUTTON_DOWN;
break;
case AMOTION_EVENT_ACTION_POINTER_DOWN:
case AMOTION_EVENT_ACTION_POINTER_UP:
case AMOTION_EVENT_ACTION_MOVE:
case AMOTION_EVENT_ACTION_HOVER_MOVE:
msg = NS_MOUSE_MOVE;
break;
case AMOTION_EVENT_ACTION_OUTSIDE:
case AMOTION_EVENT_ACTION_CANCEL:
case AMOTION_EVENT_ACTION_UP:
msg = NS_MOUSE_BUTTON_UP;
break;
default:
msg = NS_EVENT_NULL;
break;
}
if (msg != NS_EVENT_NULL) {
sendMouseEvent(msg, data,
status != nsEventStatus_eConsumeNoDefault);
}
break;
}
case UserInputData::KEY_DATA: {
@ -662,72 +841,41 @@ GeckoInputDispatcher::notifyKey(const NotifyKeyArgs* args)
gAppShell->NotifyNativeEvent();
}
static void
addMultiTouch(MultiTouchInput& aMultiTouch,
const NotifyMotionArgs* args, int aIndex)
{
int32_t id = args->pointerProperties[aIndex].id;
PointerCoords coords = args->pointerCoords[aIndex];
float force = coords.getAxisValue(AMOTION_EVENT_AXIS_PRESSURE);
ScreenIntPoint point(floor(coords.getX() + 0.5),
floor(coords.getY() + 0.5));
SingleTouchData touchData(id, point, ScreenSize(0, 0),
0, force);
aMultiTouch.mTouches.AppendElement(touchData);
}
void
GeckoInputDispatcher::notifyMotion(const NotifyMotionArgs* args)
{
uint32_t time = nanosecsToMillisecs(args->eventTime);
int32_t action = args->action & AMOTION_EVENT_ACTION_MASK;
int touchCount = args->pointerCount;
MOZ_ASSERT(touchCount <= MAX_POINTERS);
TimeStamp timestamp = TimeStamp::Now();
Modifiers modifiers = getDOMModifiers(args->metaState);
MultiTouchInput::MultiTouchType touchType = MultiTouchInput::MULTITOUCH_CANCEL;
switch (action) {
case AMOTION_EVENT_ACTION_DOWN:
case AMOTION_EVENT_ACTION_POINTER_DOWN:
touchType = MultiTouchInput::MULTITOUCH_START;
break;
case AMOTION_EVENT_ACTION_MOVE:
touchType = MultiTouchInput::MULTITOUCH_MOVE;
break;
case AMOTION_EVENT_ACTION_UP:
case AMOTION_EVENT_ACTION_POINTER_UP:
touchType = MultiTouchInput::MULTITOUCH_END;
break;
case AMOTION_EVENT_ACTION_OUTSIDE:
case AMOTION_EVENT_ACTION_CANCEL:
touchType = MultiTouchInput::MULTITOUCH_CANCEL;
break;
default:
MOZ_ASSERT_UNREACHABLE("Could not assign a touch type");
break;
UserInputData data;
data.timeMs = nanosecsToMillisecs(args->eventTime);
data.type = UserInputData::MOTION_DATA;
data.action = args->action;
data.flags = args->flags;
data.metaState = args->metaState;
data.deviceId = args->deviceId;
MOZ_ASSERT(args->pointerCount <= MAX_POINTERS);
data.motion.touchCount = args->pointerCount;
for (uint32_t i = 0; i < args->pointerCount; ++i) {
::Touch& touch = data.motion.touches[i];
touch.id = args->pointerProperties[i].id;
memcpy(&touch.coords, &args->pointerCoords[i], sizeof(*args->pointerCoords));
}
MultiTouchInput touchData(touchType, time, timestamp, modifiers);
// For touch ends, we have to filter out which finger is actually
// the touch end since the touch array has all fingers, not just the touch
// that we want to end
if (touchType == MultiTouchInput::MULTITOUCH_END) {
int touchIndex = args->action & AMOTION_EVENT_ACTION_POINTER_INDEX_MASK;
touchIndex >>= AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT;
addMultiTouch(touchData, args, touchIndex);
} else {
for (int32_t i = 0; i < touchCount; ++i) {
addMultiTouch(touchData, args, i);
}
{
MutexAutoLock lock(mQueueLock);
if (!mEventQueue.empty() &&
mEventQueue.back().type == UserInputData::MOTION_DATA &&
((mEventQueue.back().action & AMOTION_EVENT_ACTION_MASK) ==
AMOTION_EVENT_ACTION_MOVE ||
(mEventQueue.back().action & AMOTION_EVENT_ACTION_MASK) ==
AMOTION_EVENT_ACTION_HOVER_MOVE))
mEventQueue.back() = data;
else
mEventQueue.push(data);
}
mTouchDispatcher->NotifyTouch(touchData, args->eventTime);
gAppShell->NotifyNativeEvent();
}
void GeckoInputDispatcher::notifySwitch(const NotifySwitchArgs* args)
{
if (!sDevInputAudioJack)