using System;
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using UnityEditor.MemoryProfiler;
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using UnityEngine;
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namespace MemoryProfilerWindow
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{
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using System.Linq;
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//this is the highest level dataformat. it can be unpacked from the PackedCrawledMemorySnapshot, which contains all the interesting information we want. The Packed format
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//however is designed to be serializable and relatively storage compact. This dataformat is designed to give a nice c# api experience. so while the packed version uses typeIndex,
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//this version has TypeReferences, and also uses references to ThingInObject, instead of the more obscure object indexing pattern that the packed format uses.
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public class CrawledMemorySnapshot
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{
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public NativeUnityEngineObject[] nativeObjects;
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public GCHandle[] gcHandles;
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public ManagedObject[] managedObjects;
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public StaticFields[] staticFields;
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//contains concatenation of nativeObjects, gchandles, managedobjects and staticfields
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public ThingInMemory[] allObjects { get; private set; }
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public long totalSize { get; private set; }
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public MemorySection[] managedHeap;
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public TypeDescription[] typeDescriptions;
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public PackedNativeType[] nativeTypes;
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public VirtualMachineInformation virtualMachineInformation;
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public void FinishSnapshot()
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{
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allObjects = new ThingInMemory[0].Concat(gcHandles).Concat(nativeObjects).Concat(staticFields).Concat(managedObjects).ToArray();
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totalSize = allObjects != null ? allObjects.Sum(o => o.size) : 0;
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}
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}
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public class ThingInMemory
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{
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public long size;
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public string caption;
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public ThingInMemory[] references;
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public ThingInMemory[] referencedBy;
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}
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public class ManagedObject : ThingInMemory
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{
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public UInt64 address;
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public TypeDescription typeDescription;
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}
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public class NativeUnityEngineObject : ThingInMemory
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{
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public int instanceID;
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public int classID;
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public string className;
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public string name;
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public bool isPersistent;
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public bool isDontDestroyOnLoad;
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public bool isManager;
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public HideFlags hideFlags;
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}
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public class GCHandle : ThingInMemory
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{
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}
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public class StaticFields : ThingInMemory
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{
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public TypeDescription typeDescription;
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public byte[] storage;
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}
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}
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