void Awake()
{
// prep our TKLTouch cache so we avoid excessive allocations
_touchCache = new TKLTouch[kTotalTouchesToProcess];
for( int i = 0; i < kTotalTouchesToProcess; i++ )
_touchCache[i] = new TKLTouch( i );
}
void Awake()
{
// prep our TKLTouch cache so we avoid excessive allocations
_touchCache = new TKLTouch[kTotalTouchesToProcess];
for (int i = 0; i < kTotalTouchesToProcess; i++)
{
_touchCache[i] = new TKLTouch(i);
}
}
private bool checkForSwipeCompletion(TKLTouch touch)
{
// if we have a time stipulation and we exceeded it stop listening for swipes
if (timeToSwipe > 0.0f && (Time.time - _startTime) > timeToSwipe)
{
return(false);
}
// when dealing with standalones (non touch-based devices) we need to be careful what we examaine
// we filter out all touches (mouse movements really) that didnt move
#if UNITY_EDITOR || UNITY_STANDALONE_OSX || UNITY_STANDALONE_WIN || UNITY_WEBPLAYER || UNITY_WEBGL
if (touch.deltaPosition.x != 0.0f || touch.deltaPosition.y != 0.0f)
{
#endif
// check the delta move positions. We can rule out at least 2 directions
if (touch.deltaPosition.x > 0.0f)
{
_swipeDetectionState &= ~SwipeDirection.Left;
}
if (touch.deltaPosition.x < 0.0f)
{
_swipeDetectionState &= ~SwipeDirection.Right;
}
if (touch.deltaPosition.y < 0.0f)
{
_swipeDetectionState &= ~SwipeDirection.Up;
}
if (touch.deltaPosition.y > 0.0f)
{
_swipeDetectionState &= ~SwipeDirection.Down;
}
#if UNITY_EDITOR || UNITY_STANDALONE_OSX || UNITY_STANDALONE_WIN || UNITY_WEBPLAYER || UNITY_WEBGL
}
#endif
//Debug.Log( string.Format( "swipeStatus: {0}", swipeDetectionState ) );
// Grab the total distance moved in both directions
var xDeltaAbsCm = Mathf.Abs(_startPoint.x - touch.position.x) / TouchKitLite.instance.screenPixelsPerCm;
var yDeltaAbsCm = Mathf.Abs(_startPoint.y - touch.position.y) / TouchKitLite.instance.screenPixelsPerCm;
// only check for swipes in directions that havent been ruled out yet
// left check
if ((_swipeDetectionState & SwipeDirection.Left) != 0)
{
if (xDeltaAbsCm > _minimumDistance)
{
if (yDeltaAbsCm < _allowedVariance)
{
completedSwipeDirection = SwipeDirection.Left;
swipeVelocity = xDeltaAbsCm / (Time.time - _startTime);
return(true);
}
// We exceeded our variance so this swipe is no longer allowed
_swipeDetectionState &= ~SwipeDirection.Left;
}
}
// right check
if ((_swipeDetectionState & SwipeDirection.Right) != 0)
{
if (xDeltaAbsCm > _minimumDistance)
{
if (yDeltaAbsCm < _allowedVariance)
{
completedSwipeDirection = SwipeDirection.Right;
swipeVelocity = xDeltaAbsCm / (Time.time - _startTime);
return(true);
}
// We exceeded our variance so this swipe is no longer allowed
_swipeDetectionState &= ~SwipeDirection.Right;
}
}
// up check
if ((_swipeDetectionState & SwipeDirection.Up) != 0)
{
if (yDeltaAbsCm > _minimumDistance)
{
if (xDeltaAbsCm < _allowedVariance)
{
completedSwipeDirection = SwipeDirection.Up;
swipeVelocity = yDeltaAbsCm / (Time.time - _startTime);
return(true);
}
// We exceeded our variance so this swipe is no longer allowed
_swipeDetectionState &= ~SwipeDirection.Up;
}
}
// down check
if ((_swipeDetectionState & SwipeDirection.Down) != 0)
{
if (yDeltaAbsCm > _minimumDistance)
{
if (xDeltaAbsCm < _allowedVariance)
{
completedSwipeDirection = SwipeDirection.Down;
swipeVelocity = yDeltaAbsCm / (Time.time - _startTime);
return(true);
}
// We exceeded our variance so this swipe is no longer allowed
_swipeDetectionState &= ~SwipeDirection.Down;
}
}
return(false);
}
private bool checkForSwipeCompletion( TKLTouch touch )
{
// if we have a time stipulation and we exceeded it stop listening for swipes
if( timeToSwipe > 0.0f && ( Time.time - _startTime ) > timeToSwipe )
{
return false;
}
// when dealing with standalones (non touch-based devices) we need to be careful what we examaine
// we filter out all touches (mouse movements really) that didnt move
#if UNITY_EDITOR || UNITY_STANDALONE_OSX || UNITY_STANDALONE_WIN || UNITY_WEBPLAYER || UNITY_WEBGL
if( touch.deltaPosition.x != 0.0f || touch.deltaPosition.y != 0.0f )
{
#endif
// check the delta move positions. We can rule out at least 2 directions
if( touch.deltaPosition.x > 0.0f )
_swipeDetectionState &= ~SwipeDirection.Left;
if( touch.deltaPosition.x < 0.0f )
_swipeDetectionState &= ~SwipeDirection.Right;
if( touch.deltaPosition.y < 0.0f )
_swipeDetectionState &= ~SwipeDirection.Up;
if( touch.deltaPosition.y > 0.0f )
_swipeDetectionState &= ~SwipeDirection.Down;
#if UNITY_EDITOR || UNITY_STANDALONE_OSX || UNITY_STANDALONE_WIN || UNITY_WEBPLAYER || UNITY_WEBGL
}
#endif
//Debug.Log( string.Format( "swipeStatus: {0}", swipeDetectionState ) );
// Grab the total distance moved in both directions
var xDeltaAbsCm = Mathf.Abs( _startPoint.x - touch.position.x ) / TouchKitLite.instance.screenPixelsPerCm;
var yDeltaAbsCm = Mathf.Abs( _startPoint.y - touch.position.y ) / TouchKitLite.instance.screenPixelsPerCm;
// only check for swipes in directions that havent been ruled out yet
// left check
if( ( _swipeDetectionState & SwipeDirection.Left ) != 0 )
{
if( xDeltaAbsCm > _minimumDistance )
{
if( yDeltaAbsCm < _allowedVariance )
{
completedSwipeDirection = SwipeDirection.Left;
swipeVelocity = xDeltaAbsCm / ( Time.time - _startTime );
return true;
}
// We exceeded our variance so this swipe is no longer allowed
_swipeDetectionState &= ~SwipeDirection.Left;
}
}
// right check
if( ( _swipeDetectionState & SwipeDirection.Right ) != 0 )
{
if( xDeltaAbsCm > _minimumDistance )
{
if( yDeltaAbsCm < _allowedVariance )
{
completedSwipeDirection = SwipeDirection.Right;
swipeVelocity = xDeltaAbsCm / ( Time.time - _startTime );
return true;
}
// We exceeded our variance so this swipe is no longer allowed
_swipeDetectionState &= ~SwipeDirection.Right;
}
}
// up check
if( ( _swipeDetectionState & SwipeDirection.Up ) != 0 )
{
if( yDeltaAbsCm > _minimumDistance )
{
if( xDeltaAbsCm < _allowedVariance )
{
completedSwipeDirection = SwipeDirection.Up;
swipeVelocity = yDeltaAbsCm / ( Time.time - _startTime );
return true;
}
// We exceeded our variance so this swipe is no longer allowed
_swipeDetectionState &= ~SwipeDirection.Up;
}
}
// down check
if( ( _swipeDetectionState & SwipeDirection.Down ) != 0 )
{
if( yDeltaAbsCm > _minimumDistance )
{
if( xDeltaAbsCm < _allowedVariance )
{
completedSwipeDirection = SwipeDirection.Down;
swipeVelocity = yDeltaAbsCm / ( Time.time - _startTime );
return true;
}
// We exceeded our variance so this swipe is no longer allowed
_swipeDetectionState &= ~SwipeDirection.Down;
}
}
return false;
}