| <!DOCTYPE html> |
| <!-- |
| Copyright 2016 The Chromium Authors. All rights reserved. |
| Use of this source code is governed by a BSD-style license that can be |
| found in the LICENSE file. |
| --> |
| |
| <link rel="import" href="/tracing/metrics/all_metrics.html"> |
| <link rel="import" href="/tracing/metrics/metric_registry.html"> |
| <link rel="import" href="/tracing/mre/function_handle.html"> |
| <link rel="import" href="/tracing/value/value_set.html"> |
| |
| <script> |
| 'use strict'; |
| |
| tr.exportTo('tr.metrics', function() { |
| /** |
| * @param {!tr.model.Model} model |
| * @param {!Object} options |
| * @param {!Array.<string>} options.metrics |
| * @return {!tr.v.ValueSet} |
| */ |
| function runMetrics(model, options) { |
| if (options === undefined) |
| throw new Error('Options are required.'); |
| |
| var metricNames = options.metrics; |
| if (!metricNames) |
| throw new Error('Metric names should be specified.'); |
| |
| var values = new tr.v.ValueSet(); |
| |
| for (var metricName of metricNames) { |
| var metric = tr.metrics.MetricRegistry.findTypeInfoWithName(metricName); |
| if (metric === undefined) |
| throw new Error('"' + metricName + '" is not a registered metric.'); |
| metric.constructor(values, model, options); |
| } |
| |
| return values; |
| } |
| |
| /** |
| * @param {!tr.v.ValueSet} values |
| * @param {!tr.model.Model} model |
| */ |
| function addIterationInfo(values, model) { |
| var iterationInfo = new tr.v.d.IterationInfo(); |
| for (var metadata of model.metadata) { |
| if (!metadata.value) |
| continue; |
| |
| if (metadata.value['iteration-info']) |
| iterationInfo.addInfo(metadata.value['iteration-info']); |
| |
| if (metadata.value['os-version']) |
| iterationInfo.addInfo(metadata.value); |
| } |
| // Values can be separated from their ValueSet and mixed into ValueSets |
| // with Values from other iterations, so add IterationInfo to each Value. |
| values.map(v => iterationInfo.addToValue(v)); |
| } |
| |
| /** |
| * @param {!tr.mre.MreResult} result |
| * @param {!tr.model.Model} model |
| * @param {!Object} options |
| * @param {!Array.<string>} options.metrics |
| */ |
| function metricMapFunction(result, model, options) { |
| var values = runMetrics(model, options); |
| addIterationInfo(values, model); |
| |
| result.addPair('histograms', values.valueDicts); |
| |
| var scalarDicts = []; |
| for (var value of values) { |
| for (var [statName, scalar] of value.statisticsScalars) { |
| scalarDicts.push({ |
| name: value.name + '_' + statName, |
| numeric: scalar.asDict(), |
| description: value.description, |
| }); |
| } |
| } |
| result.addPair('scalars', scalarDicts); |
| } |
| |
| tr.mre.FunctionRegistry.register(metricMapFunction); |
| |
| return { |
| metricMapFunction: metricMapFunction, |
| runMetrics: runMetrics |
| }; |
| }); |
| </script> |
