Version: 2021.3
LanguageEnglish
  • C#

HierarchyFrameDataView.GetItemColumnDataAsDouble

Suggest a change

Success!

Thank you for helping us improve the quality of Unity Documentation. Although we cannot accept all submissions, we do read each suggested change from our users and will make updates where applicable.

Close

Submission failed

For some reason your suggested change could not be submitted. Please <a>try again</a> in a few minutes. And thank you for taking the time to help us improve the quality of Unity Documentation.

Close

Cancel

Declaration

public double GetItemColumnDataAsDouble(int id, int column);

Parameters

id Hierarchy item identifier.
column Column identifier.

Returns

double Value of the correspnding column as double.

Description

Returns double representation of hierarchy item value associated with the column.

Use to retrieve value with high precision for columns such as columnStartTime which represents sample start time in milliseconds.

using System.Collections.Generic;
using UnityEditor;
using UnityEditor.Profiling;
using UnityEditorInternal;

class Example { static List<int> childrenIdCache = new List<int>();

static int FindChildItemByFunctionName(HierarchyFrameDataView frameData, int parentId, string functionName) { frameData.GetItemChildren(parentId, childrenIdCache); foreach (var childId in childrenIdCache) { var name = frameData.GetItemName(childId); if (name == functionName) return childId; }

return HierarchyFrameDataView.invalidSampleId; }

static double GetSampleStartTime(string sampleName) { using (var frameData = ProfilerDriver.GetHierarchyFrameDataView(ProfilerDriver.lastFrameIndex, 0, HierarchyFrameDataView.ViewModes.Default, HierarchyFrameDataView.columnDontSort, false)) { var sampleId = FindChildItemByFunctionName(frameData, frameData.GetRootItemID(), sampleName); if (HierarchyFrameDataView.invalidSampleId == sampleId) return 0;

double startTime = frameData.GetItemColumnDataAsDouble(sampleId, HierarchyFrameDataView.columnStartTime); return startTime; } } }