src/hg/hgTracks/chainTrack.c 1.34

1.34 2009/08/13 04:15:52 markd
don't allow chain item to g white with normalize score

Index: src/hg/hgTracks/chainTrack.c
===================================================================
RCS file: /projects/compbio/cvsroot/kent/src/hg/hgTracks/chainTrack.c,v
retrieving revision 1.33
retrieving revision 1.34
diff -b -B -U 4 -r1.33 -r1.34
--- src/hg/hgTracks/chainTrack.c	18 Mar 2009 18:27:00 -0000	1.33
+++ src/hg/hgTracks/chainTrack.c	13 Aug 2009 04:15:52 -0000	1.34
@@ -299,9 +299,12 @@
     if (chainCart->chainColor == chainColorScoreColors)
 	{
 	float normScore = sqlFloat((row+rowOffset)[11]);
 	lf->grayIx = (int) ((float)maxShade * (normScore/100.0));
-	if (lf->grayIx > (maxShade+1)) lf->grayIx = maxShade+1;
+	if (lf->grayIx > (maxShade+1))
+            lf->grayIx = maxShade+1;
+        else if (lf->grayIx == 0)
+            lf->grayIx = 1;
 	lf->score = normScore;
 	}
     else
 	lf->score = chain.score;