private string WriteSensorData(MyTag tag)
{
string temp = "";
switch (tag.GetTagType())
{
case TagType.WISP_ACCELEROMETER:
temp = temp + "";
temp = temp + tag.GetAccel("x");
temp = temp + "\t";
temp = temp + tag.GetAccel("y");
temp = temp + "\t";
temp = temp + tag.GetAccel("z");
break;
case TagType.WISP_TEMPERATURE:
temp = temp + "Temp= ";
temp = temp + tag.GetTemperature();
break;
case TagType.WISP_SOC:
if (tag.GetAccessResultData().Length > 0)
{
int[] data = tag.GetSOCData();
for (int i = 0; i < data.Length; i++)
{
temp = temp + "ADC,";
temp = temp + data[i] + ",";
temp = temp + "temp,";
temp = temp + tag.socFilteredTemperature + ",";
}
}
break;
default:
// no action for now...
// this could be commercial tags, etc.
break;
}
return temp;
}
private void HandleAccelTagStats(MyTag tag)
{
double alpha = accelInfo.alpha;
// Get value from filter
// todo this causes exception
if (accelInfo.filterChkd)
{
//alpha = tbarLPFilter.Value;
alpha = alpha / 100.0;
if (alpha > 1 || alpha < 0)
{
alpha = 0.2;
Trace.WriteLine("alpha out of bounds");
}
}
else
{
alpha = 0.0;
}
double xac, yac, zac;
// First work with the scaled values
xac = tag.GetAccel("x");
yac = tag.GetAccel("y");
zac = tag.GetAccel("z");
currentX = currentX * alpha + xac * (1 - alpha);
currentY = currentY * alpha + yac * (1 - alpha);
currentZ = currentZ * alpha + zac * (1 - alpha);
// Now work with the raw adc values
xac = tag.GetRawAccel("x");
yac = tag.GetRawAccel("y");
zac = tag.GetRawAccel("z");
if (xac > xMax) xMax = xac;
if (yac > yMax) yMax = yac;
if (zac > zMax) zMax = zac;
if (xac < xMin) xMin = xac;
if (yac < yMin) yMin = yac;
if (zac < zMin) zMin = zac;
deltaX = xMax - xMin;
deltaY = yMax - yMin;
deltaZ = zMax - zMin;
}