c28867b853a769949049ae459cee687bcad25aca
kate
  Fri Jul 24 13:07:01 2015 -0700
Add support for comparison graphs (2 graphs, one top and one below inverted, based on splitting samples by sex or age).  First cut of display only. refs #15645

diff --git src/hg/inc/gtexUi.h src/hg/inc/gtexUi.h
index a2f3b7c..930206f 100644
--- src/hg/inc/gtexUi.h
+++ src/hg/inc/gtexUi.h
@@ -1,19 +1,30 @@
 /* gtexUi - GTEx (Genotype Tissue Expression) tracks */
 
 /* Copyright (C) 2015 The Regents of the University of California 
  * See README in this or parent directory for licensing information. */
 #ifndef GTEXUI_H
 #define GTEXUI_H
 
 #include "cart.h"
 #include "trackDb.h"
 
+// Color scheme
 #define GTEX_COLORS             "colorScheme"
-
 #define GTEX_COLORS_RAINBOW     "rainbow"
 // color scheme from GTEX papers and portal
 #define GTEX_COLORS_GTEX        "gtex"
-
 #define GTEX_COLORS_DEFAULT     GTEX_COLORS_GTEX
 
+// Graph type
+#define GTEX_GRAPH              "graphType"
+#define GTEX_GRAPH_RAW          "raw"
+#define GTEX_GRAPH_NORMAL       "normalized"
+// comparison graphs
+#define GTEX_GRAPH_SEX          "sex"
+#define GTEX_GRAPH_AGE          "age"
+#define GTEX_GRAPH_AGE_YEARS    "years"
+#define GTEX_GRAPH_AGE_DEFAULT   50
+
+#define GTEX_GRAPH_DEFAULT      GTEX_GRAPH_RAW
+
 #endif /* GTEXUI_H */