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Restore the option for relative touch mode

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This commit is contained in:
Cameron Gutman
2020-04-30 20:55:15 -07:00
parent c2c2bd2df6
commit 0c9d72a9a1
8 changed files with 261 additions and 17 deletions
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38
app/streaming/input/input.cpp
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@@ -17,7 +17,13 @@ SdlInputHandler::SdlInputHandler(StreamingPreferences& prefs, NvComputer*, int s
m_LongPressTimer(0),
m_StreamWidth(streamWidth),
m_StreamHeight(streamHeight),
m_AbsoluteMouseMode(prefs.absoluteMouseMode)
m_AbsoluteMouseMode(prefs.absoluteMouseMode),
m_AbsoluteTouchMode(prefs.absoluteTouchMode),
m_LeftButtonReleaseTimer(0),
m_RightButtonReleaseTimer(0),
m_DragTimer(0),
m_DragButton(0),
m_NumFingersDown(0)
{
// Allow gamepad input when the app doesn't have focus
SDL_SetHint(SDL_HINT_JOYSTICK_ALLOW_BACKGROUND_EVENTS, "1");
@@ -94,6 +100,8 @@ SdlInputHandler::SdlInputHandler(StreamingPreferences& prefs, NvComputer*, int s
SDL_zero(m_GamepadState);
SDL_zero(m_LastTouchDownEvent);
SDL_zero(m_LastTouchUpEvent);
SDL_zero(m_TouchDownEvent);
SDL_zero(m_CumulativeDelta);
SDL_AtomicSet(&m_MouseDeltaX, 0);
SDL_AtomicSet(&m_MouseDeltaY, 0);
@@ -130,6 +138,9 @@ SdlInputHandler::~SdlInputHandler()
SDL_RemoveTimer(m_MouseMoveTimer);
SDL_RemoveTimer(m_LongPressTimer);
SDL_RemoveTimer(m_LeftButtonReleaseTimer);
SDL_RemoveTimer(m_RightButtonReleaseTimer);
SDL_RemoveTimer(m_DragTimer);
#if !SDL_VERSION_ATLEAST(2, 0, 9)
SDL_QuitSubSystem(SDL_INIT_HAPTIC);
@@ -258,3 +269,28 @@ void SdlInputHandler::setCaptureActive(bool active)
SDL_SetWindowGrab(m_Window, SDL_FALSE);
}
}
void SdlInputHandler::handleTouchFingerEvent(SDL_TouchFingerEvent* event)
{
#if SDL_VERSION_ATLEAST(2, 0, 10)
if (SDL_GetTouchDeviceType(event->touchId) != SDL_TOUCH_DEVICE_DIRECT) {
// Ignore anything that isn't a touchscreen. We may get callbacks
// for trackpads, but we want to handle those in the mouse path.
return;
}
#elif defined(Q_OS_DARWIN)
// SDL2 sends touch events from trackpads by default on
// macOS. This totally screws our actual mouse handling,
// so we must explicitly ignore touch events on macOS
// until SDL 2.0.10 where we have SDL_GetTouchDeviceType()
// to tell them apart.
return;
#endif
if (m_AbsoluteTouchMode) {
handleAbsoluteFingerEvent(event);
}
else {
handleRelativeFingerEvent(event);
}
}