1 2<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> 3<html><head><title>Python: module telemetry.web_perf.metrics.gpu_timeline</title> 4<meta charset="utf-8"> 5</head><body bgcolor="#f0f0f8"> 6 7<table width="100%" cellspacing=0 cellpadding=2 border=0 summary="heading"> 8<tr bgcolor="#7799ee"> 9<td valign=bottom> <br> 10<font color="#ffffff" face="helvetica, arial"> <br><big><big><strong><a href="telemetry.html"><font color="#ffffff">telemetry</font></a>.<a href="telemetry.web_perf.html"><font color="#ffffff">web_perf</font></a>.<a href="telemetry.web_perf.metrics.html"><font color="#ffffff">metrics</font></a>.gpu_timeline</strong></big></big></font></td 11><td align=right valign=bottom 12><font color="#ffffff" face="helvetica, arial"><a href=".">index</a><br><a href="../telemetry/web_perf/metrics/gpu_timeline.py">telemetry/web_perf/metrics/gpu_timeline.py</a></font></td></tr></table> 13 <p><tt># Copyright 2015 The Chromium Authors. All rights reserved.<br> 14# Use of this source code is governed by a BSD-style license that can be<br> 15# found in the LICENSE file.</tt></p> 16<p> 17<table width="100%" cellspacing=0 cellpadding=2 border=0 summary="section"> 18<tr bgcolor="#aa55cc"> 19<td colspan=3 valign=bottom> <br> 20<font color="#ffffff" face="helvetica, arial"><big><strong>Modules</strong></big></font></td></tr> 21 22<tr><td bgcolor="#aa55cc"><tt> </tt></td><td> </td> 23<td width="100%"><table width="100%" summary="list"><tr><td width="25%" valign=top><a href="collections.html">collections</a><br> 24<a href="telemetry.value.improvement_direction.html">telemetry.value.improvement_direction</a><br> 25</td><td width="25%" valign=top><a href="telemetry.value.list_of_scalar_values.html">telemetry.value.list_of_scalar_values</a><br> 26<a href="math.html">math</a><br> 27</td><td width="25%" valign=top><a href="telemetry.timeline.model.html">telemetry.timeline.model</a><br> 28<a href="telemetry.value.scalar.html">telemetry.value.scalar</a><br> 29</td><td width="25%" valign=top><a href="sys.html">sys</a><br> 30<a href="telemetry.web_perf.metrics.timeline_based_metric.html">telemetry.web_perf.metrics.timeline_based_metric</a><br> 31</td></tr></table></td></tr></table><p> 32<table width="100%" cellspacing=0 cellpadding=2 border=0 summary="section"> 33<tr bgcolor="#ee77aa"> 34<td colspan=3 valign=bottom> <br> 35<font color="#ffffff" face="helvetica, arial"><big><strong>Classes</strong></big></font></td></tr> 36 37<tr><td bgcolor="#ee77aa"><tt> </tt></td><td> </td> 38<td width="100%"><dl> 39<dt><font face="helvetica, arial"><a href="telemetry.web_perf.metrics.timeline_based_metric.html#TimelineBasedMetric">telemetry.web_perf.metrics.timeline_based_metric.TimelineBasedMetric</a>(<a href="__builtin__.html#object">__builtin__.object</a>) 40</font></dt><dd> 41<dl> 42<dt><font face="helvetica, arial"><a href="telemetry.web_perf.metrics.gpu_timeline.html#GPUTimelineMetric">GPUTimelineMetric</a> 43</font></dt></dl> 44</dd> 45</dl> 46 <p> 47<table width="100%" cellspacing=0 cellpadding=2 border=0 summary="section"> 48<tr bgcolor="#ffc8d8"> 49<td colspan=3 valign=bottom> <br> 50<font color="#000000" face="helvetica, arial"><a name="GPUTimelineMetric">class <strong>GPUTimelineMetric</strong></a>(<a href="telemetry.web_perf.metrics.timeline_based_metric.html#TimelineBasedMetric">telemetry.web_perf.metrics.timeline_based_metric.TimelineBasedMetric</a>)</font></td></tr> 51 52<tr bgcolor="#ffc8d8"><td rowspan=2><tt> </tt></td> 53<td colspan=2><tt>Computes GPU based metrics.<br> </tt></td></tr> 54<tr><td> </td> 55<td width="100%"><dl><dt>Method resolution order:</dt> 56<dd><a href="telemetry.web_perf.metrics.gpu_timeline.html#GPUTimelineMetric">GPUTimelineMetric</a></dd> 57<dd><a href="telemetry.web_perf.metrics.timeline_based_metric.html#TimelineBasedMetric">telemetry.web_perf.metrics.timeline_based_metric.TimelineBasedMetric</a></dd> 58<dd><a href="__builtin__.html#object">__builtin__.object</a></dd> 59</dl> 60<hr> 61Methods defined here:<br> 62<dl><dt><a name="GPUTimelineMetric-AddResults"><strong>AddResults</strong></a>(self, model, _, interaction_records, results)</dt></dl> 63 64<dl><dt><a name="GPUTimelineMetric-__init__"><strong>__init__</strong></a>(self)</dt></dl> 65 66<hr> 67Methods inherited from <a href="telemetry.web_perf.metrics.timeline_based_metric.html#TimelineBasedMetric">telemetry.web_perf.metrics.timeline_based_metric.TimelineBasedMetric</a>:<br> 68<dl><dt><a name="GPUTimelineMetric-AddWholeTraceResults"><strong>AddWholeTraceResults</strong></a>(self, model, results)</dt><dd><tt>Computes and adds metrics corresponding to the entire trace.<br> 69 <br> 70Override this method to compute results that correspond to the whole trace.<br> 71 <br> 72Args:<br> 73 model: An instance of telemetry.timeline.model.TimelineModel.<br> 74 results: An instance of page.PageTestResults.</tt></dd></dl> 75 76<dl><dt><a name="GPUTimelineMetric-VerifyNonOverlappedRecords"><strong>VerifyNonOverlappedRecords</strong></a>(self, interaction_records)</dt><dd><tt>This raises exceptions if interaction_records contain overlapped ranges.</tt></dd></dl> 77 78<hr> 79Data descriptors inherited from <a href="telemetry.web_perf.metrics.timeline_based_metric.html#TimelineBasedMetric">telemetry.web_perf.metrics.timeline_based_metric.TimelineBasedMetric</a>:<br> 80<dl><dt><strong>__dict__</strong></dt> 81<dd><tt>dictionary for instance variables (if defined)</tt></dd> 82</dl> 83<dl><dt><strong>__weakref__</strong></dt> 84<dd><tt>list of weak references to the object (if defined)</tt></dd> 85</dl> 86</td></tr></table></td></tr></table><p> 87<table width="100%" cellspacing=0 cellpadding=2 border=0 summary="section"> 88<tr bgcolor="#eeaa77"> 89<td colspan=3 valign=bottom> <br> 90<font color="#ffffff" face="helvetica, arial"><big><strong>Functions</strong></big></font></td></tr> 91 92<tr><td bgcolor="#eeaa77"><tt> </tt></td><td> </td> 93<td width="100%"><dl><dt><a name="-TimelineName"><strong>TimelineName</strong></a>(name, source_type, value_type)</dt><dd><tt>Constructs the standard name given in the timeline.<br> 94 <br> 95Args:<br> 96 name: The name of the timeline, for example "total", or "render_compositor".<br> 97 source_type: One of "cpu", "gpu" or None. None is only used for total times.<br> 98 value_type: the type of value. For example "mean", "stddev"...etc.</tt></dd></dl> 99</td></tr></table><p> 100<table width="100%" cellspacing=0 cellpadding=2 border=0 summary="section"> 101<tr bgcolor="#55aa55"> 102<td colspan=3 valign=bottom> <br> 103<font color="#ffffff" face="helvetica, arial"><big><strong>Data</strong></big></font></td></tr> 104 105<tr><td bgcolor="#55aa55"><tt> </tt></td><td> </td> 106<td width="100%"><strong>DEVICE_FRAME_END_MARKER</strong> = ('disabled-by-default-gpu.device', 'SwapBuffer')<br> 107<strong>SERVICE_FRAME_END_MARKER</strong> = ('disabled-by-default-gpu.service', 'SwapBuffer')<br> 108<strong>TOPLEVEL_DEVICE_CATEGORY</strong> = 'disabled-by-default-gpu.device'<br> 109<strong>TOPLEVEL_GL_CATEGORY</strong> = 'gpu_toplevel'<br> 110<strong>TOPLEVEL_SERVICE_CATEGORY</strong> = 'disabled-by-default-gpu.service'<br> 111<strong>TRACKED_GL_CONTEXT_NAME</strong> = {'BrowserCompositor': 'browser_compositor', 'Compositor': 'browser_compositor', 'RenderCompositor': 'render_compositor'}</td></tr></table> 112</body></html>