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Bug 1555484 - Clean DS4 GamepadTouchState when stopping touching. r=baku

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Differential Revision: https://phabricator.services.mozilla.com/D33209

--HG--
extra : moz-landing-system : lando
This commit is contained in:
Daosheng Mu 2019-06-19 17:30:33 +00:00
parent c5bc13999e
commit 3d724ce105
2 changed files with 50 additions and 37 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
dom/gamepad/Gamepad.cpp
View File

@ -70,6 +70,9 @@ Gamepad::Gamepad(nsISupports* aParent, const nsAString& aID, uint32_t aIndex,
mTouchEvents.AppendElement(new GamepadTouch(mParent));
}
// Mapping touchId(0) to touchIdHash(0) by default.
mTouchIdHash.Put(0, mTouchIdHashValue);
++mTouchIdHashValue;
UpdateTimestamp();
}

84
dom/gamepad/GamepadRemapping.cpp
View File

@ -361,6 +361,11 @@ class StadiaControllerRemapper final : public GamepadRemapper {
class Dualshock4Remapper final : public GamepadRemapper {
public:
Dualshock4Remapper() {
mLastTouches.SetLength(TOUCH_EVENT_COUNT);
mLastTouchId.SetLength(TOUCH_EVENT_COUNT);
}
virtual uint32_t GetAxisCount() const override { return AXIS_INDEX_COUNT; }
virtual uint32_t GetButtonCount() const override {
@ -403,45 +408,43 @@ class Dualshock4Remapper final : public GamepadRemapper {
touches.SetLength(TOUCH_EVENT_COUNT);
uint8_t* rawData = (uint8_t*)aInput;
const uint32_t kTouchDimensionX = 1920;
const uint32_t kTouchDimensionY = 942;
bool touch0Pressed = (((rawData[35] & 0xff) >> 7) == 0);
bool touch1Pressed = (((rawData[39] & 0xff) >> 7) == 0);
if (!touch0Pressed && !touch1Pressed) {
return;
}
if ((touch0Pressed && (rawData[35] & 0xff) < mLastTouch0Id) ||
(touch1Pressed && (rawData[39] & 0xff) < mLastTouch1Id)) {
if ((touch0Pressed && (rawData[35] & 0xff) < mLastTouchId[0]) ||
(touch1Pressed && (rawData[39] & 0xff) < mLastTouchId[1])) {
mTouchIdBase += 128;
}
const uint32_t kTouchDimensionX = 1920;
const uint32_t kTouchDimensionY = 942;
touches[0].touchId = mTouchIdBase + (rawData[35] & 0x7f);
touches[0].surfaceId = 0;
touches[0].position[0] = NormalizeTouch(
((rawData[37] & 0xf) << 8) | rawData[36], 0, (kTouchDimensionX - 1));
touches[0].position[1] =
NormalizeTouch(rawData[38] << 4 | ((rawData[37] & 0xf0) >> 4), 0,
(kTouchDimensionY - 1));
touches[0].surfaceDimensions[0] = kTouchDimensionX;
touches[0].surfaceDimensions[1] = kTouchDimensionY;
touches[0].isSurfaceDimensionsValid = true;
mLastTouch0Id = rawData[35] & 0x7f;
touches[1].touchId = mTouchIdBase + (rawData[39] & 0x7f);
touches[1].surfaceId = 0;
touches[1].position[0] =
NormalizeTouch((((rawData[41] & 0xf) << 8) | rawData[40]) + 1, 0,
(kTouchDimensionX - 1));
touches[1].position[1] =
NormalizeTouch(rawData[42] << 4 | ((rawData[41] & 0xf0) >> 4), 0,
(kTouchDimensionY - 1));
touches[1].surfaceDimensions[0] = kTouchDimensionX;
touches[1].surfaceDimensions[1] = kTouchDimensionY;
touches[1].isSurfaceDimensionsValid = true;
mLastTouch1Id = rawData[39] & 0x7f;
if (touch0Pressed) {
touches[0].touchId = mTouchIdBase + (rawData[35] & 0x7f);
touches[0].surfaceId = 0;
touches[0].position[0] = NormalizeTouch(
((rawData[37] & 0xf) << 8) | rawData[36], 0, (kTouchDimensionX - 1));
touches[0].position[1] =
NormalizeTouch(rawData[38] << 4 | ((rawData[37] & 0xf0) >> 4), 0,
(kTouchDimensionY - 1));
touches[0].surfaceDimensions[0] = kTouchDimensionX;
touches[0].surfaceDimensions[1] = kTouchDimensionY;
touches[0].isSurfaceDimensionsValid = true;
mLastTouchId[0] = rawData[35] & 0x7f;
}
if (touch1Pressed) {
touches[1].touchId = mTouchIdBase + (rawData[39] & 0x7f);
touches[1].surfaceId = 0;
touches[1].position[0] =
NormalizeTouch((((rawData[41] & 0xf) << 8) | rawData[40]) + 1, 0,
(kTouchDimensionX - 1));
touches[1].position[1] =
NormalizeTouch(rawData[42] << 4 | ((rawData[41] & 0xf0) >> 4), 0,
(kTouchDimensionY - 1));
touches[1].surfaceDimensions[0] = kTouchDimensionX;
touches[1].surfaceDimensions[1] = kTouchDimensionY;
touches[1].isSurfaceDimensionsValid = true;
mLastTouchId[1] = rawData[39] & 0x7f;
}
RefPtr<GamepadPlatformService> service =
GamepadPlatformService::GetParentService();
@ -449,8 +452,15 @@ class Dualshock4Remapper final : public GamepadRemapper {
return;
}
service->NewMultiTouchEvent(aIndex, 0, touches[0]);
service->NewMultiTouchEvent(aIndex, 1, touches[1]);
// Avoid to send duplicate untouched events to the gamepad service.
if ((mLastTouches[0] != touch0Pressed) || touch0Pressed) {
service->NewMultiTouchEvent(aIndex, 0, touches[0]);
}
if ((mLastTouches[1] != touch1Pressed) || touch1Pressed) {
service->NewMultiTouchEvent(aIndex, 1, touches[1]);
}
mLastTouches[0] = touch0Pressed;
mLastTouches[1] = touch1Pressed;
}
virtual void RemapAxisMoveEvent(uint32_t aIndex, uint32_t aAxis,
@ -537,8 +547,8 @@ class Dualshock4Remapper final : public GamepadRemapper {
static const uint32_t LIGHT_INDICATOR_COUNT = 1;
static const uint32_t TOUCH_EVENT_COUNT = 2;
unsigned long mLastTouch0Id = 0;
unsigned long mLastTouch1Id = 0;
nsTArray<unsigned long> mLastTouchId;
nsTArray<bool> mLastTouches;
unsigned long mTouchIdBase = 0;
};