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Don't update the mouse position if it hasn't moved from the last location

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This commit is contained in:
Cameron Gutman
2020-05-09 14:42:09 -07:00
parent 4c8ad13f3a
commit d9cb55a17f
1 changed files with 29 additions and 12 deletions
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41
Limelight/Input/StreamView.m
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@@ -21,7 +21,6 @@ static const int REFERENCE_HEIGHT = 720;
CGPoint touchLocation, originalLocation;
BOOL touchMoved;
OnScreenControls* onScreenControls;
X1Mouse* x1mouse;
BOOL isInputingText;
BOOL isDragging;
@@ -29,9 +28,15 @@ static const int REFERENCE_HEIGHT = 720;
float streamAspectRatio;
// iOS 13.4 mouse support
NSInteger lastMouseButtonMask;
double mouseX;
double mouseY;
float lastMouseX;
float lastMouseY;
// Citrix X1 mouse support
X1Mouse* x1mouse;
double accumulatedMouseDeltaX;
double accumulatedMouseDeltaY;
#if TARGET_OS_TV
UIGestureRecognizer* remotePressRecognizer;
@@ -471,9 +476,21 @@ static const int REFERENCE_HEIGHT = 720;
x = MIN(MAX(x, videoOrigin.x), videoOrigin.x + videoSize.width);
y = MIN(MAX(y, videoOrigin.y), videoOrigin.y + videoSize.height);
// Send the mouse position relative to the video region
LiSendMousePositionEvent(x - videoOrigin.x, y - videoOrigin.y,
videoSize.width, videoSize.height);
// Send the mouse position relative to the video region if it has changed
//
// NB: It is important for functionality (not just optimization) to only
// send it if the value has changed. We will receive one of these events
// any time the user presses a modifier key, which can result in errant
// mouse motion when using a Citrix X1 mouse.
if (x != lastMouseX || y != lastMouseY) {
if (lastMouseX != 0 || lastMouseY != 0) {
LiSendMousePositionEvent(x - videoOrigin.x, y - videoOrigin.y,
videoSize.width, videoSize.height);
}
lastMouseX = x;
lastMouseY = y;
}
// The pointer interaction should cover the video region only
return [UIPointerRegion regionWithRect:CGRectMake(videoOrigin.x, videoOrigin.y, videoSize.width, videoSize.height) identifier:nil];
@@ -629,11 +646,11 @@ static const int REFERENCE_HEIGHT = 720;
}
- (void)mouseDidMoveWithIdentifier:(NSUUID * _Nonnull)identifier deltaX:(int16_t)deltaX deltaY:(int16_t)deltaY {
mouseX += deltaX / X1_MOUSE_SPEED_DIVISOR;
mouseY += deltaY / X1_MOUSE_SPEED_DIVISOR;
accumulatedMouseDeltaX += deltaX / X1_MOUSE_SPEED_DIVISOR;
accumulatedMouseDeltaY += deltaY / X1_MOUSE_SPEED_DIVISOR;
short shortX = (short)mouseX;
short shortY = (short)mouseY;
short shortX = (short)accumulatedMouseDeltaX;
short shortY = (short)accumulatedMouseDeltaY;
if (shortX == 0 && shortY == 0) {
return;
@@ -641,8 +658,8 @@ static const int REFERENCE_HEIGHT = 720;
LiSendMouseMoveEvent(shortX, shortY);
mouseX -= shortX;
mouseY -= shortY;
accumulatedMouseDeltaX -= shortX;
accumulatedMouseDeltaY -= shortY;
}
- (int) buttonFromX1ButtonCode:(enum X1MouseButton)button {