320208134fe6c9f7d4aa2116859ba19445f63a7e
braney
  Fri Feb 18 16:20:36 2011 -0800
add a note about start and end coordinates being in BED format
diff --git src/utils/bigWigSummary/bigWigSummary.c src/utils/bigWigSummary/bigWigSummary.c
index 4f9bc0f..4d4f31d 100644
--- src/utils/bigWigSummary/bigWigSummary.c
+++ src/utils/bigWigSummary/bigWigSummary.c
@@ -10,30 +10,31 @@
 
 static char const rcsid[] = "$Id: bigWigSummary.c,v 1.13 2009/11/20 17:12:17 kent Exp $";
 
 char *summaryType = "mean";
 
 
 void usage()
 /* Explain usage and exit. */
 {
 errAbort(
   "bigWigSummary - Extract summary information from a bigWig file.\n"
   "usage:\n"
   "   bigWigSummary file.bigWig chrom start end dataPoints\n"
   "Get summary data from bigWig for indicated region, broken into\n"
   "dataPoints equal parts.  (Use dataPoints=1 for simple summary.)\n"
+  "\nNOTE:  start and end coordinates are in BED format (0-based)\n\n"
   "options:\n"
   "   -type=X where X is one of:\n"
   "         mean - average value in region (default)\n"
   "         min - minimum value in region\n"
   "         max - maximum value in region\n"
   "         std - standard deviation in region\n"
   "         coverage - %% of region that is covered\n"
   "   -udcDir=/dir/to/cache - place to put cache for remote bigBed/bigWigs\n"
   );
 }
 
 static struct optionSpec options[] = {
    {"type", OPTION_STRING},
    {"udcDir", OPTION_STRING},
    {NULL, 0},