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Omaha #3674 Fix a few viirs projection bugs.

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Former-commit-id: b7c0eb89ad [formerly b7c0eb89ad [formerly e0ec387c62e64a19a4d598578f18ee17686f312a]]
Former-commit-id: b865762b4f
Former-commit-id: 44d2085dad
This commit is contained in:
Ben Steffensmeier 2014-10-08 12:20:18 -05:00
parent 26ee8506f5
commit 254c1e7130
1 changed files with 7 additions and 1 deletions
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8
edexOsgi/com.raytheon.uf.common.dataplugin.npp.viirs/src/com/raytheon/uf/common/dataplugin/npp/viirs/projection/VIIRSMapProjection.java
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@ -63,6 +63,7 @@ import com.vividsolutions.jts.geom.LineSegment;
* more accurate results
* Aug 27, 2013 #2190 mschenke Sped up transform functions
* Mar 27, 2014 #2015 njensen Overrode getParameterValues()
* Oct 08, 2014 #3674 bsteffen Bug fixes.
*
* </pre>
*
@ -333,6 +334,11 @@ public class VIIRSMapProjection extends MapProjection {
Coordinate a = index(xi, closestY);
Coordinate b = index(xi, closestY2);
if (a.x - b.x > 180) {
b.x += 360;
} else if (b.x - a.x > 180) {
a.x += 360;
}
LineSegment ls = new LineSegment(a, b);
c = ls.pointAlong(-Math.abs(yDiff));
}
@ -523,7 +529,7 @@ public class VIIRSMapProjection extends MapProjection {
// Compute potential bestY grid value
bestY = actualHeight - idxToUse - 0.5;
// Compute bestY value based on hypotenuse and angle diff in grid space
bestY = bestY * resolution - best.yDist * radius;
bestY = bestY * resolution + best.yDist * radius;
Point2D point = ptDst != null ? ptDst : new Point2D.Double();
point.setLocation(bestX, bestY);