src/hg/hgTracks/bedGraph.c 1.22

1.22 2010/04/27 23:31:41 braney
first pass at multiWiggle. This shouldn't change existing behavior. Add extTable to your bigWig trackDb to get two tables into one bigWig wiggle track.

Index: src/hg/hgTracks/bedGraph.c
===================================================================
RCS file: /projects/compbio/cvsroot/kent/src/hg/hgTracks/bedGraph.c,v
retrieving revision 1.21
retrieving revision 1.22
diff -b -B -U 4 -r1.21 -r1.22
--- src/hg/hgTracks/bedGraph.c	25 Mar 2010 17:46:01 -0000	1.21
+++ src/hg/hgTracks/bedGraph.c	27 Apr 2010 23:31:41 -0000	1.22
@@ -212,11 +212,15 @@
 /*	now we are ready to draw.  Each element in the preDraw[] array
  *	cooresponds to a single pixel on the screen
  */
 
+struct preDrawContainer *preDrawContainer;
+AllocVar(preDrawContainer);
+preDrawContainer->preDraw = preDraw;
 wigDrawPredraw(tg, seqStart, seqEnd, hvg, xOff, yOff, width, font, color, vis,
-	       preDraw, preDrawZero, preDrawSize, &tg->graphUpperLimit, &tg->graphLowerLimit);
+	       preDrawContainer, preDrawZero, preDrawSize, &tg->graphUpperLimit, &tg->graphLowerLimit);
 
+freeMem(preDrawContainer);
 freeMem(preDraw);
 }	/*	bedGraphDrawItems()	*/