e8405a958dae40b261b2eadcd59a20edc64761f1
angie
  Wed May 13 15:25:04 2020 -0700
VCF details and track controls: use "sample" instead of "haplotype" when displaying SARS-CoV-2 data because viruses are not diploid.  refs #25409
Also don't display "leaf cluster" shape option, which applies only to the center-weighted haplotype clustering, unless that method is selected.

diff --git src/hg/inc/vcfUi.h src/hg/inc/vcfUi.h
index 8fac5e0..84f0848 100644
--- src/hg/inc/vcfUi.h
+++ src/hg/inc/vcfUi.h
@@ -41,16 +41,19 @@
 
 #define VCF_EXCLUDE_FILTER_VAR "excludeFilterValues"
 
 #define VCF_MIN_ALLELE_FREQ_VAR "minFreq"
 #define VCF_DEFAULT_MIN_ALLELE_FREQ 0.0
 
 void vcfCfgHaplotypeCenter(struct cart *cart, struct trackDb *tdb, char *track,
 			   boolean parentLevel, struct vcfFile *vcff,
 			   char *thisName, char *thisChrom, int thisPos, char *formName);
 /* If vcff has genotype data, show status and controls for choosing the center variant
  * for haplotype clustering/sorting in hgTracks. */
 
 void vcfCfgUi(struct cart *cart, struct trackDb *tdb, char *name, char *title, boolean boxed);
 /* Complete track controls for VCF. */
 
+char *vcfHaplotypeOrSample(struct cart *cart);
+/* Return "Sample" if the current organism is uniploid (like SARS-CoV-2), "Haplotype" otherwise. */
+
 #endif//def VCF_UI