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Original file line number Diff line number Diff line change
@@ -1,12 +1,10 @@
package org.janelia.saalfeldlab.n5.universe.metadata.ome.ngff.v04.coordinateTransformations;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.stream.Stream;

import org.janelia.saalfeldlab.n5.universe.metadata.ome.ngff.v04.OmeNgffMultiScaleMetadata.OmeNgffDataset;

import com.google.common.collect.Streams;

import net.imglib2.realtransform.AffineGet;
import net.imglib2.realtransform.AffineTransform;
import net.imglib2.realtransform.RealViewsSimplifyUtils;
Expand All @@ -22,14 +20,15 @@ public class TransformationUtils {

public static AffineGet tranformsToAffine(final OmeNgffDataset dataset, final CoordinateTransformation<?>[] transforms )
{
Stream<CoordinateTransformation<?>> s = Stream.empty();
final ArrayList<CoordinateTransformation<?>> l = new ArrayList<>();

if( dataset.coordinateTransformations != null )
s = Streams.concat(s, Arrays.stream(dataset.coordinateTransformations));
l.addAll( Arrays.asList( dataset.coordinateTransformations ) );

if( transforms != null )
s = Streams.concat(s, Arrays.stream(transforms));
l.addAll( Arrays.asList( transforms ) );

return buildTransform(s.toArray(CoordinateTransformation[]::new));
return buildTransform( l.stream().toArray(CoordinateTransformation[]::new));
}

public static AffineGet buildTransform( final CoordinateTransformation<?>[] transforms ) {
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