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74 linhas
2.6 KiB
74 linhas
2.6 KiB
using System.IO;
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using UnityEngine;
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using UnityEditor;
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using UnityEditor.MemoryProfiler;
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public static class PackedMemorySnapshotUtility
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{
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public static void SaveToFile(PackedMemorySnapshot snapshot)
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{
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var filePath = EditorUtility.SaveFilePanel("Save Snapshot", null, "MemorySnapshot", "memsnap2");
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if(string.IsNullOrEmpty(filePath))
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return;
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SaveToFile(filePath, snapshot);
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}
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static void SaveToFile(string filePath, PackedMemorySnapshot snapshot)
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{
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// Saving snapshots using JsonUtility, instead of BinaryFormatter, is significantly faster.
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// I cancelled saving a memory snapshot that is saving using BinaryFormatter after 24 hours.
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// Saving the same memory snapshot using JsonUtility.ToJson took 20 seconds only.
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UnityEngine.Profiling.Profiler.BeginSample("PackedMemorySnapshotUtility.SaveToFile");
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var json = JsonUtility.ToJson(snapshot);
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File.WriteAllText(filePath, json);
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UnityEngine.Profiling.Profiler.EndSample();
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}
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public static PackedMemorySnapshot LoadFromFile()
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{
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var filePath = EditorUtility.OpenFilePanelWithFilters("Load Snapshot", null, new[] { "Snapshots", "memsnap2,memsnap" });
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if(string.IsNullOrEmpty(filePath))
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return null;
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return LoadFromFile(filePath);
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}
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static PackedMemorySnapshot LoadFromFile(string filePath)
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{
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PackedMemorySnapshot result = null;
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string fileExtension = Path.GetExtension(filePath);
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if(string.Equals(fileExtension, ".memsnap2", System.StringComparison.OrdinalIgnoreCase))
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{
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UnityEngine.Profiling.Profiler.BeginSample("PackedMemorySnapshotUtility.LoadFromFile(json)");
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var json = File.ReadAllText(filePath);
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result = JsonUtility.FromJson<PackedMemorySnapshot>(json);
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UnityEngine.Profiling.Profiler.EndSample();
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}
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else if(string.Equals(fileExtension, ".memsnap", System.StringComparison.OrdinalIgnoreCase))
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{
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UnityEngine.Profiling.Profiler.BeginSample("PackedMemorySnapshotUtility.LoadFromFile(binary)");
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var binaryFormatter = new System.Runtime.Serialization.Formatters.Binary.BinaryFormatter();
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using(Stream stream = File.Open(filePath, FileMode.Open))
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{
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result = binaryFormatter.Deserialize(stream) as PackedMemorySnapshot;
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}
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UnityEngine.Profiling.Profiler.EndSample();
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}
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else
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{
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Debug.LogErrorFormat("MemoryProfiler: Unrecognized memory snapshot format '{0}'.", filePath);
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}
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return result;
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}
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}
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