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Joystick behaviour according to spec: Movement starts on joystick, rotation starts from anywhere else

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This commit is contained in:
Cristian Luis Duarte 2018-03-10 01:30:44 -03:00
parent b24e574315
commit 67ae6aee33
2 changed files with 58 additions and 25 deletions
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80
libraries/input-plugins/src/input-plugins/TouchscreenVirtualPadDevice.cpp
View file

@ -240,41 +240,71 @@ void TouchscreenVirtualPadDevice::touchUpdateEvent(const QTouchEvent* event) {
const QList<QTouchEvent::TouchPoint>& tPoints = event->touchPoints();
bool moveTouchFound = false;
bool viewTouchFound = false;
int idxMoveStartingPointCandidate = -1;
int idxViewStartingPointCandidate = -1;
bool thisPointConsumed = false;
glm::vec2 thisPoint;
for (int i = 0; i < _touchPointCount; ++i) {
thisPoint.x = tPoints[i].pos().x();
thisPoint.y = tPoints[i].pos().y();
// movew touch and the first one detected counts
if (thisPoint.x < _screenWidthCenter && !moveTouchFound) {
if (_moveHasValidTouch) {
// valid if it's an ongoing touch
moveTouchFound = true;
moveTouchUpdate(thisPoint);
} else if (moveTouchBeginIsValid(thisPoint)) {
// starting point should be valid
moveTouchFound = true;
moveTouchBegin(thisPoint);
} // if it wasn't even a valid starting point, it won't count as a valid movement touch
} else if (thisPoint.x >= _screenWidthCenter) { // right side
if (!viewTouchFound) {
viewTouchFound = true;
if (!_viewHasValidTouch) {
viewTouchBegin(thisPoint);
} else {
// as we don't have a stick on the right side, there is no condition to process right touch
viewTouchUpdate(thisPoint);
}
}
thisPointConsumed = false;
if (!moveTouchFound && _moveHasValidTouch && _moveCurrentTouchId == tPoints[i].id()) {
// valid if it's an ongoing touch
moveTouchFound = true;
moveTouchUpdate(thisPoint);
thisPointConsumed = true;
}
if (thisPointConsumed) continue;
if (!viewTouchFound && _viewHasValidTouch && _viewCurrentTouchId == tPoints[i].id()) {
// valid if it's an ongoing touch
viewTouchFound = true;
viewTouchUpdate(thisPoint);
thisPointConsumed = true;
}
if (thisPointConsumed) continue;
if (!moveTouchFound && idxMoveStartingPointCandidate==-1 && moveTouchBeginIsValid(thisPoint)) {
idxMoveStartingPointCandidate = i;
thisPointConsumed = true;
}
if (thisPointConsumed) continue;
if (!viewTouchFound && idxViewStartingPointCandidate==-1 && viewTouchBeginIsValid(thisPoint)) {
idxViewStartingPointCandidate = i;
thisPointConsumed = true;
}
}
if (!moveTouchFound) {
if (idxMoveStartingPointCandidate!=-1) {
_moveCurrentTouchId = tPoints[idxMoveStartingPointCandidate].id();
moveTouchBegin(thisPoint);
} else {
moveTouchEnd();
}
}
if (!moveTouchFound) {
moveTouchEnd();
}
if (!viewTouchFound) {
viewTouchEnd();
if (idxViewStartingPointCandidate!=-1) {
_viewCurrentTouchId = tPoints[idxViewStartingPointCandidate].id();
viewTouchBegin(thisPoint);
} else {
viewTouchEnd();
}
}
}
bool TouchscreenVirtualPadDevice::viewTouchBeginIsValid(glm::vec2 touchPoint) {
return !moveTouchBeginIsValid(touchPoint);
}
bool TouchscreenVirtualPadDevice::moveTouchBeginIsValid(glm::vec2 touchPoint) {
if (_fixedPosition) {
// inside circle

3
libraries/input-plugins/src/input-plugins/TouchscreenVirtualPadDevice.h
View file

@ -71,10 +71,12 @@ protected:
bool _moveHasValidTouch;
glm::vec2 _moveRefTouchPoint;
glm::vec2 _moveCurrentTouchPoint;
int _moveCurrentTouchId;
bool _viewHasValidTouch;
glm::vec2 _viewRefTouchPoint;
glm::vec2 _viewCurrentTouchPoint;
int _viewCurrentTouchId;
int _touchPointCount;
int _screenWidthCenter;
@ -94,6 +96,7 @@ protected:
void viewTouchBegin(glm::vec2 touchPoint);
void viewTouchUpdate(glm::vec2 touchPoint);
void viewTouchEnd();
bool viewTouchBeginIsValid(glm::vec2 touchPoint);
void setupFixedCenter(VirtualPad::Manager& virtualPadManager, bool force = false);