Heap visualizer progress

Author: zcanann

Twilight/Properties/Settings.Designer.cs

@@ -0,0 +1,30 @@
+<?xml version='1.0' encoding='utf-8'?>
+<SettingsFile xmlns="http://schemas.microsoft.com/VisualStudio/2004/01/settings" CurrentProfile="(Default)" GeneratedClassNamespace="Twilight.Properties" GeneratedClassName="Settings">
+  <Profiles />
+  <Settings>
+    <Setting Name="ShowHeap0" Type="System.Boolean" Scope="User">
+      <Value Profile="(Default)">False</Value>
+    </Setting>
+    <Setting Name="ShowHeap1" Type="System.Boolean" Scope="User">
+      <Value Profile="(Default)">False</Value>
+    </Setting>
+    <Setting Name="ShowHeap2" Type="System.Boolean" Scope="User">
+      <Value Profile="(Default)">True</Value>
+    </Setting>
+    <Setting Name="ShowHeap3" Type="System.Boolean" Scope="User">
+      <Value Profile="(Default)">True</Value>
+    </Setting>
+    <Setting Name="ShowHeap4" Type="System.Boolean" Scope="User">
+      <Value Profile="(Default)">True</Value>
+    </Setting>
+    <Setting Name="ShowHeap5" Type="System.Boolean" Scope="User">
+      <Value Profile="(Default)">False</Value>
+    </Setting>
+    <Setting Name="ShowHeap6" Type="System.Boolean" Scope="User">
+      <Value Profile="(Default)">False</Value>
+    </Setting>
+    <Setting Name="ShowHeap7" Type="System.Boolean" Scope="User">
+      <Value Profile="(Default)">False</Value>
+    </Setting>
+  </Settings>
+</SettingsFile>

Twilight/Properties/Settings.settings

@@ -103,19 +103,22 @@ private void RunUpdateLoop()
             {
                 while (this.CanUpdate)
                 {
-                    try
+                    if (this.IsVisible)
                     {
-                        if (SessionManager.Session.OpenedProcess != null)
+                        try
                         {
-                            Application.Current.Dispatcher.Invoke(() =>
+                            if (SessionManager.Session.OpenedProcess != null)
                             {
-                                UpdateActorSlots();
-                            });
+                                Application.Current.Dispatcher.Invoke(() =>
+                                {
+                                    UpdateActorSlots();
+                                });
+                            }
+                        }
+                        catch (Exception ex)
+                        {
+                            Logger.Log(LogLevel.Error, "Error updating the Heap Visualizer", ex);
                         }
-                    }
-                    catch(Exception ex)
-                    {
-                        Logger.Log(LogLevel.Error, "Error updating the Heap Visualizer", ex);
                     }
 
                     await Task.Delay(250);

Twilight/Source/ActorReferenceCountVisualizer/ActorReferenceCountVisualizerViewModel.cs

@@ -24,8 +24,11 @@ public class HeapCheck
         [MarshalAs(UnmanagedType.I4)]
         public UInt32 maxTotalFreeSize;
 
-        [MarshalAs(UnmanagedType.ByValArray, SizeConst = 8)]
-        public Byte[] unknownBuffer;
+        [MarshalAs(UnmanagedType.I4)]
+        public UInt32 unknownPtr1;
+
+        [MarshalAs(UnmanagedType.I4)]
+        public UInt32 unknownPtr2;
 
         [MarshalAs(UnmanagedType.I4)]
         public UInt32 heapSize;
@@ -49,7 +52,8 @@ public static HeapCheck FromByteArray(byte[] bytes)
                 result.heapPointer = BinaryPrimitives.ReverseEndianness(result.heapPointer);
                 result.maxTotalUsedSize = BinaryPrimitives.ReverseEndianness(result.maxTotalUsedSize);
                 result.maxTotalFreeSize = BinaryPrimitives.ReverseEndianness(result.maxTotalFreeSize);
-                // result.unknownBuffer = BinaryPrimitives.ReverseEndianness(result.unknownBuffer);
+                result.unknownPtr1 = BinaryPrimitives.ReverseEndianness(result.unknownPtr1);
+                result.unknownPtr2 = BinaryPrimitives.ReverseEndianness(result.unknownPtr2);
                 result.heapSize = BinaryPrimitives.ReverseEndianness(result.heapSize);
                 result.usedCount = BinaryPrimitives.ReverseEndianness(result.usedCount);
                 result.totalUsedSize = BinaryPrimitives.ReverseEndianness(result.totalUsedSize);