From: James Benton <jbenton@vmware.com>
Date: Wed, 25 Jul 2012 12:52:14 +0000 (+0100)
Subject: Add a script to analyse profile output per shader.
X-Git-Url: https://git.cworth.org/git?a=commitdiff_plain;h=e38b98a44d5961439e9c60e9398f183dc6dbf39e;p=apitrace

Add a script to analyse profile output per shader.
---

diff --git a/scripts/profileshader.py b/scripts/profileshader.py
new file mode 100755
index 0000000..6d693f4
--- /dev/null
+++ b/scripts/profileshader.py
@@ -0,0 +1,72 @@
+#!/usr/bin/env python
+##########################################################################
+#
+# Copyright 2012 VMware, Inc.
+# All Rights Reserved.
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+#
+##########################################################################/
+
+import sys
+
+if len(sys.argv) <= 1:
+	print 'Please specify a file to read'
+	sys.exit()
+
+shaderTimes = {}
+activeShader = 0
+
+for line in open(sys.argv[1], 'r'):
+    words = line.split(' ')
+
+    if line.startswith('#'):
+        continue
+
+    if words[0:3] == ['use','shader','program']:
+        activeShader = long(words[3])
+    elif words[0] == 'call':
+        id = long(words[1])
+        func = words[-1]
+        duration = long(words[3])
+
+        if shaderTimes.has_key(activeShader):
+            shaderTimes[activeShader]['draws'] += 1
+            shaderTimes[activeShader]['duration'] += duration
+            if duration > shaderTimes[activeShader]['longestDuration']:
+                shaderTimes[activeShader]['longest'] = id
+                shaderTimes[activeShader]['longestDuration'] = duration
+        else:
+            shaderTimes[activeShader] = {'draws': 1, 'duration': duration, 'longest': id, 'longestDuration': duration}
+
+sortedShaderTimes = sorted(shaderTimes.items(), key=lambda x: x[1]['duration'], reverse=True)
+
+print '+------------+--------------+--------------------+--------------+-------------+'
+print '| Shader[id] |   Draws [#]  |   Duration [ns]  v | Per Call[ns] | Longest[id] |'
+print '+------------+--------------+--------------------+--------------+-------------+'
+
+for shader in sortedShaderTimes:
+    id = str(shader[0]).rjust(10)
+    draw = str(shader[1]['draws']).rjust(12)
+    dura = str(shader[1]['duration']).rjust(18)
+    perCall = str(shader[1]['duration'] / shader[1]['draws']).rjust(12)
+    longest = str(shader[1]['longest']).rjust(11)
+    print "| %s | %s | %s | %s | %s |" % (id, draw, dura, perCall, longest)
+
+print '+------------+--------------+--------------------+--------------+-------------+'