/**
* @param input List of traces to process
* @param filter Filter applied to traces before correlation
* @param ti Time interval to define processed range
* @return list of arrays - double raw data for selected traces and time ranges
* @throws XMAXException if sample rates differ, gaps in the data, no data, or the data is too
* long.
*/
private List<double[]> createData(List<PlotDataProvider> input, IFilter filter, TimeInterval ti)
throws XMAXException {
List<double[]> ret = new ArrayList<double[]>();
PlotDataProvider channel1 = input.get(0);
List<Segment> segments1;
if (channel1.getRotation() != null) segments1 = channel1.getRawData(ti);
else {
segments1 = channel1.getRawData(channel1.getRotation(), ti);
}
int[] intData1 = new int[0];
if (segments1.size() > 0) {
long segment_end_time = 0;
sampleRate = segments1.get(0).getSampleRate();
for (Segment segment : segments1) {
if (segment.getSampleRate() != sampleRate) {
throw new XMAXException(
"You have data with different sample rate for channel " + channel1.getName());
}
if (segment_end_time != 0
&& Segment.isDataBreak(
segment_end_time, segment.getStartTime().getTime(), sampleRate)) {
throw new XMAXException("You have gap in the data for channel " + channel1.getName());
}
segment_end_time = segment.getEndTime().getTime();
intData1 = IstiUtilsMath.padArray(intData1, segment.getData(ti).data);
}
} else {
throw new XMAXException("You have no data for channel " + channel1.getName());
}
logger.debug("size = " + intData1.length);
if (filter != null) {
intData1 = new FilterFacade(filter, channel1).filter(intData1);
}
double[] dblData1 = IstiUtilsMath.normData(intData1);
if (dblData1.length > maxDataLength) {
throw new XMAXException("Too many datapoints are selected.");
}
/*
* if(dblData1.length%2 == 1){ dblData1 = Arrays.copyOf(dblData1,
* dblData1.length-1); }
*/
ret.add(dblData1);
if (input.size() == 2) {
PlotDataProvider channel2 = input.get(1);
List<Segment> segments2;
if (channel1.getRotation() != null) segments2 = channel2.getRawData(ti);
else {
segments2 = channel2.getRawData(channel2.getRotation(), ti);
}
int[] intData2 = new int[0];
if (segments2.size() > 0) {
long segment_end_time = 0;
for (Segment segment : segments2) {
if (segment.getSampleRate() != sampleRate) {
throw new XMAXException(
"Channels "
+ channel1.getName()
+ " and "
+ channel2.getName()
+ " have different sample rates: "
+ sampleRate
+ " and "
+ segment.getSampleRate());
}
if (segment_end_time != 0
&& Segment.isDataBreak(
segment_end_time, segment.getStartTime().getTime(), sampleRate)) {
throw new XMAXException("You have gap in the data for channel " + channel2.getName());
}
segment_end_time = segment.getEndTime().getTime();
intData2 = IstiUtilsMath.padArray(intData2, segment.getData(ti).data);
}
} else {
throw new XMAXException("You have no data for channel " + channel1.getName());
}
if (filter != null) {
intData2 = new FilterFacade(filter, channel2).filter(intData2);
}
double[] dblData2 = IstiUtilsMath.normData(intData2);
if (dblData2.length > maxDataLength) {
throw new XMAXException(" Too many datapoints are selected");
}
/*
* if(dblData2.length%2 == 1){ dblData2 = Arrays.copyOf(dblData2,
* dblData2.length-1); }
*/
ret.add(dblData2);
}
return ret;
}
