/** Get all the SCRAMNet channels from the xPC formatted file */
protected boolean getSCRAMNetChannels() {
ReadxPCXMLConfig xmlfile = new ReadxPCXMLConfig(new File(xmlPath));
xml = xmlfile.getxPCConfig();
// Get the number of Channels
rbnbChannelNames = new String[xml.getnumxPCReadBlocks()];
for (int i = 0; i < rbnbChannelNames.length; i++)
rbnbChannelNames[i] = xml.getxPCReadName(i) + " " + xml.getxPCReadUnits(i);
return true;
}
/** Main data push from SCRAMNet */
private boolean execute() {
if (!connected) return false;
SimpleDateFormat sdf = new SimpleDateFormat("MM/dd/yyyy HH:mm:ss");
sdf.setTimeZone(TimeZone.getTimeZone("UTC"));
// Connect to SCRAMNet
ScramNetIO scr = new ScramNetIO();
scr.initScramnet();
// Create a new Channel map
ChannelMap cmap = new ChannelMap();
// Gather all the channels
int channelId[] = new int[rbnbChannelNames.length];
for (int i = 0; i < rbnbChannelNames.length; i++) {
try {
// add the channels
channelId[i] = cmap.Add(rbnbChannelNames[i]);
} catch (SAPIException e) {
System.err.println(
"Failed to add SCRAMNet channel to channel map; name = " + rbnbChannelNames[i]);
disconnect();
return false;
}
try {
cmap.PutUserInfo(channelId[i], "Channel_Name=" + rbnbChannelNames[i]);
} catch (SAPIException e) {
System.err.println("Failed to register SCRAMnet channel metadata.");
}
}
try {
source.Register(cmap);
} catch (SAPIException e) {
System.err.println("Failed to register SCRAMnet channel metadata.");
}
while (true) {
// Read SCRAMNet channel depending on if its DAQ or other
for (int i = 0; i < rbnbChannelNames.length; i++) {
float scrdata[] = new float[1];
if (xml.getxPCReadisDAQ(i).equals("true")) {
scrdata[0] =
(float)
scr.readDAQ(
xml.getxPCReadLocation(i),
xml.getxPCReadGain(i),
xml.getxPCReadVoffset(i),
xml.getxPCReadVslope(i),
xml.getxPCReadEUoffset(i),
xml.getxPCReadEUslope(i));
} else {
scrdata[0] =
scr.readFloat(Integer.parseInt(xml.getxPCReadLocation(i)))
* (float) xml.getxPCReadGain(i);
}
// Push data to turbine
try {
cmap.PutTimeAuto("timeofday");
cmap.PutDataAsFloat32(channelId[i], scrdata);
} catch (SAPIException e) {
System.err.println("Failed to put SCRAMNet data into channel map.");
scr.unmapScramnet();
return false;
}
}
// Flush output
try {
source.Flush(cmap, true);
} catch (SAPIException e) {
e.printStackTrace();
System.err.println("Failed to flush channel output data to server.");
scr.unmapScramnet();
return false;
}
try {
// Delay between
Thread.sleep(delay);
} catch (InterruptedException e) {
}
}
}
