public SparkFun_APDS9960(ref I2cDevice i2CDevice)
{
I2C = i2CDevice;
_gestureUdDelta = 0;
_gestureLrDelta = 0;
_gestureUdCount = 0;
_gestureLrCount = 0;
_gestureNearCount = 0;
_gestureFarCount = 0;
_gestureState = StateDefinitions.NA_STATE;
_gestureMotion = DirectionDefinitions.DIR_NONE;
}
private void ResetGestureParameters()
{
_gestureData.Index = 0;
_gestureData.TotalGestures = 0;
_gestureUdDelta = 0;
_gestureLrDelta = 0;
_gestureUdCount = 0;
_gestureLrCount = 0;
_gestureNearCount = 0;
_gestureFarCount = 0;
_gestureState = StateDefinitions.NA_STATE;
_gestureMotion = DirectionDefinitions.DIR_NONE;
}
public SparkFun_APDS9960(ref I2cDevice i2CDevice)
{
I2C = i2CDevice;
_gestureUdDelta = 0;
_gestureLrDelta = 0;
_gestureUdCount = 0;
_gestureLrCount = 0;
_gestureNearCount = 0;
_gestureFarCount = 0;
_gestureState = StateDefinitions.NA_STATE;
_gestureMotion = DirectionDefinitions.DIR_NONE;
}
private bool DecodeGesture()
{
/* Return if near or far event is detected */
if (_gestureState == StateDefinitions.NEAR_STATE)
{
_gestureMotion = DirectionDefinitions.DIR_NEAR;
return true;
}
if (_gestureState == StateDefinitions.FAR_STATE)
{
_gestureMotion = DirectionDefinitions.DIR_FAR;
return true;
}
/* Determine swipe direction */
if ((_gestureUdCount == -1) && (_gestureLrCount == 0))
{
_gestureMotion = DirectionDefinitions.DIR_UP;
}
else if ((_gestureUdCount == 1) && (_gestureLrCount == 0))
{
_gestureMotion = DirectionDefinitions.DIR_DOWN;
}
else if ((_gestureUdCount == 0) && (_gestureLrCount == 1))
{
_gestureMotion = DirectionDefinitions.DIR_RIGHT;
}
else if ((_gestureUdCount == 0) && (_gestureLrCount == -1))
{
_gestureMotion = DirectionDefinitions.DIR_LEFT;
}
else if ((_gestureUdCount == -1) && (_gestureLrCount == 1))
{
if (Math.Abs(_gestureUdDelta) > Math.Abs(_gestureLrDelta))
{
_gestureMotion = DirectionDefinitions.DIR_UP;
}
else
{
_gestureMotion = DirectionDefinitions.DIR_RIGHT;
}
}
else if ((_gestureUdCount == 1) && (_gestureLrCount == -1))
{
if (Math.Abs(_gestureUdDelta) > Math.Abs(_gestureLrDelta))
{
_gestureMotion = DirectionDefinitions.DIR_DOWN;
}
else
{
_gestureMotion = DirectionDefinitions.DIR_LEFT;
}
}
else if ((_gestureUdCount == -1) && (_gestureLrCount == -1))
{
if (Math.Abs(_gestureUdDelta) > Math.Abs(_gestureLrDelta))
{
_gestureMotion = DirectionDefinitions.DIR_UP;
}
else
{
_gestureMotion = DirectionDefinitions.DIR_LEFT;
}
}
else if ((_gestureUdCount == 1) && (_gestureLrCount == 1))
{
if (Math.Abs(_gestureUdDelta) > Math.Abs(_gestureLrDelta))
{
_gestureMotion = DirectionDefinitions.DIR_DOWN;
}
else
{
_gestureMotion = DirectionDefinitions.DIR_RIGHT;
}
}
else
{
return false;
}
return true;
}
private void ResetGestureParameters()
{
_gestureData.Index = 0;
_gestureData.TotalGestures = 0;
_gestureUdDelta = 0;
_gestureLrDelta = 0;
_gestureUdCount = 0;
_gestureLrCount = 0;
_gestureNearCount = 0;
_gestureFarCount = 0;
_gestureState = StateDefinitions.NA_STATE;
_gestureMotion = DirectionDefinitions.DIR_NONE;
}
private bool DecodeGesture()
{
/* Return if near or far event is detected */
if (_gestureState == StateDefinitions.NEAR_STATE)
{
_gestureMotion = DirectionDefinitions.DIR_NEAR;
return(true);
}
if (_gestureState == StateDefinitions.FAR_STATE)
{
_gestureMotion = DirectionDefinitions.DIR_FAR;
return(true);
}
/* Determine swipe direction */
if ((_gestureUdCount == -1) && (_gestureLrCount == 0))
{
_gestureMotion = DirectionDefinitions.DIR_UP;
}
else if ((_gestureUdCount == 1) && (_gestureLrCount == 0))
{
_gestureMotion = DirectionDefinitions.DIR_DOWN;
}
else if ((_gestureUdCount == 0) && (_gestureLrCount == 1))
{
_gestureMotion = DirectionDefinitions.DIR_RIGHT;
}
else if ((_gestureUdCount == 0) && (_gestureLrCount == -1))
{
_gestureMotion = DirectionDefinitions.DIR_LEFT;
}
else if ((_gestureUdCount == -1) && (_gestureLrCount == 1))
{
if (Math.Abs(_gestureUdDelta) > Math.Abs(_gestureLrDelta))
{
_gestureMotion = DirectionDefinitions.DIR_UP;
}
else
{
_gestureMotion = DirectionDefinitions.DIR_RIGHT;
}
}
else if ((_gestureUdCount == 1) && (_gestureLrCount == -1))
{
if (Math.Abs(_gestureUdDelta) > Math.Abs(_gestureLrDelta))
{
_gestureMotion = DirectionDefinitions.DIR_DOWN;
}
else
{
_gestureMotion = DirectionDefinitions.DIR_LEFT;
}
}
else if ((_gestureUdCount == -1) && (_gestureLrCount == -1))
{
if (Math.Abs(_gestureUdDelta) > Math.Abs(_gestureLrDelta))
{
_gestureMotion = DirectionDefinitions.DIR_UP;
}
else
{
_gestureMotion = DirectionDefinitions.DIR_LEFT;
}
}
else if ((_gestureUdCount == 1) && (_gestureLrCount == 1))
{
if (Math.Abs(_gestureUdDelta) > Math.Abs(_gestureLrDelta))
{
_gestureMotion = DirectionDefinitions.DIR_DOWN;
}
else
{
_gestureMotion = DirectionDefinitions.DIR_RIGHT;
}
}
else
{
return(false);
}
return(true);
}
