50d5df2a88178ea49caa2fd1b41ce28af84f219f
braney
  Mon May 8 12:36:08 2023 -0700
support bigMaf for sequence logos

diff --git src/hg/hgTracks/wigCommon.h src/hg/hgTracks/wigCommon.h
index 84540fb..c11b741 100644
--- src/hg/hgTracks/wigCommon.h
+++ src/hg/hgTracks/wigCommon.h
@@ -183,16 +183,19 @@
 	boolean showNumbers);
 /* Draw labels on left for a wiggle-type track. */
 
 double wiggleLogish(double x);
 /* Return log-like transform without singularity at 0. */
 
 /******************  in source file bedGraph.c ************************/
 void wigBedGraphFindItemLimits(void *items,
     double *graphUpperLimit, double *graphLowerLimit);
 /*	find upper and lower limits of graphed items (bedGraphItem)	*/
 
 int normalizeCount(struct preDrawElement *el, double countFactor,
     double minVal, double maxVal, double sumData, double sumSquares);
 /* Normalize statistics to be based on an integer number of valid bases.
  * Integer value is the smallest integer not less than countFactor. */
+
+void wigLogoMafCheck(struct track *tg,  int start, int end);
+/* Check to see if we should draw a sequence logo for the wiggle contents. */
 #endif /* WIGCOMMON_H */