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Issue #1194 change TimeMatcher so it only uses dtd in cases where dt and dtf are very different.

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Former-commit-id: 1aa108da3e26e698af4ea0206ca1e7fb1ffcc588
This commit is contained in:
Ben Steffensmeier 2012-10-25 13:03:41 -05:00
parent 6f441fc85e
commit 9b19ec5b29
1 changed files with 16 additions and 20 deletions
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30
cave/com.raytheon.uf.viz.d2d.core/src/com/raytheon/uf/viz/d2d/core/time/TimeMatcher.java
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@ -651,21 +651,12 @@ public class TimeMatcher {
dtd = (rv.intrinsicPeriod * 3) / 2;
dataFcsts = rv.haveForecasts;
if (fspatial) {
dtf = dt;
frameFcsts = dataFcsts;
} else {
rv = intrinsicPeriod(frameTimes, frameFcsts);
dtf = rv.intrinsicPeriod;
frameFcsts = rv.haveForecasts;
}
if (dt > ONE_MINUTE_MS && dt <= ELEVEN_MINUTES_MS
&& dtf > ONE_MINUTE_MS && dtf <= ELEVEN_MINUTES_MS
&& radarOnRadarYes) {
if (dtf < dt) {
dt = dtf;
}
if (fspatial) {
frameFcsts = dataFcsts;
} else if (dtf > dt) {
dt = dtf;
}
@ -683,12 +674,17 @@ public class TimeMatcher {
dt++;
}
if (dt > dtd || frameTimes[ef].getMatchValid() - latest.getTime() > dtd) {
// The first check makes sure that dtd is always bigger than dt
// since dtd is supposed to add extra padding to the time. The
// second check makes it so that if the latest frameTime is past the
// latest depictTime by more than dtd than we ignore dtd by setting
// it to dt which makes it a no op.
if (dt > dtd || dt < dtf
|| frameTimes[ef].getMatchValid() - latest.getTime() > dtd) {
// Three conditions here:
// 1) dtd is supposed to provide extra padding compared to dt, so if
// dt is bigger then set them equal to avoid reducing the padding.
// 2) Clear the extra padding if the acceptable depict time spacing
// is not bigger than the frame time spacing
// 3) Clear the extra padding if the latest frame time is not within
// dtd of the latest depict time
// setting dtd to dt makes any use of dtd a noop.
dtd = dt;
}