From 88cc9feeb5c8838aad8edc0926c82b48eaa00c6c Mon Sep 17 00:00:00 2001
From: Magnus Ahltorp <map@kth.se>
Date: Sat, 19 Nov 2016 12:54:17 +0100
Subject: Only allocate one color per stage

---
 tools/parsebench.py | 49 ++++++++++++++++++++++++++++++++++++-------------
 1 file changed, 36 insertions(+), 13 deletions(-)

diff --git a/tools/parsebench.py b/tools/parsebench.py
index 671e482..067cf65 100755
--- a/tools/parsebench.py
+++ b/tools/parsebench.py
@@ -37,33 +37,56 @@ def parse_one_file(filename):
     iterations = itertools.groupby(lines, lambda x: x[0])
     print "<h1>%s</h1>" % (filename,)
     print "<div>"
-    legend = []
     firsttime = True
+
+    stageorderdict = {}
+    stageorder = []
+    stages = {}
+    itemorder = {}
+
+    for (i, iteration) in iterations:
+        for (_, stage, data) in iteration:
+            if stage not in stages:
+                stageorderdict[stage] = len(stageorderdict)
+                stageorder.append(stage)
+                stages[stage] = {}
+                itemorder[stage] = []
+            for (item, useconds) in data:
+                if item not in stages[stage]:
+                    itemorder[stage].append(item)
+                    stages[stage][item] = len(stages[stage])
+
+    iterations = itertools.groupby(lines, lambda x: x[0])
     for (i, iteration) in iterations:
         print >>sys.stderr,  (i, iteration)
         print "<table style='border-collapse: collapse;'><tr>"
-        for (stagen, (_, stage, data)) in enumerate(iteration):
-            if firsttime:
-                legend.append("<div><span>%s</span>" % (stage,))
+        for (_, stage, data) in iteration:
             data = list(data)
             for (itemn, (item, useconds)) in enumerate(data):
                 seconds = useconds / 1000000
-                step = 50 / (len(data) - 1)
-                print "<td style='width: %dpx; padding: 0; background-color: hsl(%d, 90%%, %d%%);' title='%s:%s %d'>" % (int(seconds*scale), stagen * 90, itemn * step + 40, stage, item, seconds)
-                if firsttime:
-                    legend.append("<span style='background-color: hsl(%d, 90%%, %d%%);'>%s</span>" % (stagen * 90, itemn * step + 40, item))
+                shades = stages[stage]
+                step = 50 / (len(shades) - 1)
+                shade = shades[item]
+                stagen = stageorderdict[stage]
+                print "<td style='width: %dpx; padding: 0; background-color: hsl(%d, 90%%, %d%%);' title='%s:%s %d'>" % (int(seconds*scale), stagen * 90, shade * step + 40, stage, item, seconds)
                 print "&nbsp;"
                 print "</td>"
-            if firsttime:
-                legend.append("</div>")
         print "</tr></table>"
-        firsttime = False
     print "</div>"
     print "<div style='height: 30px;'>"
     print "</div>"
     print "<div>"
-    for row in legend:
-        print row
+
+    for stage in stageorder:
+        print "<div><span>%s</span>" % (stage,)
+        shades = stages[stage]
+        for item in itemorder[stage]:
+            shade = shades[item]
+            step = 50 / (len(shades) - 1)
+
+            stagen = stageorderdict[stage]
+            print "<span style='background-color: hsl(%d, 90%%, %d%%);'>%s</span>" % (stagen * 90, shade * step + 40, item)
+        print "</div>"
     print "</div>"
 
 main()
-- 
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