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change compatator to sqared values to make caluclation faster (no need for sqare root function)

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Omer
2019-12-05 23:05:01 +02:00
parent 2040620270
commit 32d9a7e3fd
1 changed files with 2 additions and 2 deletions
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4
chameleon-server/src/main/java/com/chameleonvision/vision/pipeline/pipes/SortContoursPipe.java
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@@ -12,7 +12,7 @@ import java.util.List;
public class SortContoursPipe implements Pipe<List<RotatedRect>, List<RotatedRect>> {
private final Comparator<RotatedRect> SortByCentermostComparator = Comparator.comparingDouble(this::calcCenterDistance);
private final Comparator<RotatedRect> SortByCentermostComparator = Comparator.comparingDouble(this::calcSquareCenterDistance);
private static final Comparator<RotatedRect> SortByLargestComparator = (rect1, rect2) -> Double.compare(rect2.size.area(), rect1.size.area());
private static final Comparator<RotatedRect> SortBySmallestComparator = SortByLargestComparator.reversed();
@@ -81,7 +81,7 @@ public class SortContoursPipe implements Pipe<List<RotatedRect>, List<RotatedRec
return Pair.of(sortedContours, processTime);
}
private double calcCenterDistance(RotatedRect rect) {
private double calcSquareCenterDistance(RotatedRect rect) {
return FastMath.sqrt(FastMath.pow(camProps.centerX - rect.center.x, 2) + FastMath.pow(camProps.centerY - rect.center.y, 2));
}
}