The label image exporter sets a Glasbey LUT to its output.

trackmate-sc · May 7, 2024 · 0f63ef6 · 0f63ef6
1 parent 625a54a
commit 0f63ef6
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Showing 2 changed files with 19 additions and 1 deletion.
diff --git a/src/main/java/fiji/plugin/trackmate/action/LabelImgExporter.java b/src/main/java/fiji/plugin/trackmate/action/LabelImgExporter.java
@@ -42,6 +42,7 @@
 import fiji.plugin.trackmate.gui.displaysettings.DisplaySettings;
 import fiji.plugin.trackmate.util.SpotUtil;
 import fiji.plugin.trackmate.util.TMUtils;
+import fiji.plugin.trackmate.visualization.GlasbeyLut;
 import ij.ImagePlus;
 import net.imagej.ImgPlus;
 import net.imagej.axis.Axes;
@@ -354,8 +355,9 @@ public static final ImagePlus createLabelImagePlus(
 
  final ImagePlus lblImp = ImageJFunctions.wrap( createLabelImg( model, dims, calibration, exportSpotsAsDots, exportTracksOnly, labelIdPainting, logger ), "LblImage" );
  lblImp.setDimensions( 1, dimensions[ 2 ], dimensions[ 3 ] );
+ lblImp.setLut( GlasbeyLut.toLUT() );
+ lblImp.setDisplayRange( 0, 255 );
  lblImp.setOpenAsHyperStack( true );
- lblImp.resetDisplayRange();
  return lblImp;
  }
 

diff --git a/src/main/java/fiji/plugin/trackmate/visualization/GlasbeyLut.java b/src/main/java/fiji/plugin/trackmate/visualization/GlasbeyLut.java
@@ -23,6 +23,8 @@
 
 import java.awt.Color;
 
+import ij.process.LUT;
+
 public class GlasbeyLut
 {
 
@@ -301,4 +303,18 @@ public static final Color next()
  return colors[ index ];
  }
 
+ public static LUT toLUT()
+ {
+ final byte[] r = new byte[ 256 ];
+ final byte[] g = new byte[ 256 ];
+ final byte[] b = new byte[ 256 ];
+ for ( int i = 1; i < 256; i++ )
+ {
+ final Color c = colors[ ( i - 1 + colors.length / 2 ) % colors.length ];
+ r[ i ] = ( byte ) ( ( 0xFF ) & c.getRed() );
+ g[ i ] = ( byte ) ( ( 0xFF ) & c.getGreen() );
+ b[ i ] = ( byte ) ( ( 0xFF ) & c.getBlue() );
+ }
+ return new LUT( r, g, b );
+ }
 }