Added raw UIX.RenderApi project

2026-07-27 13:13:10 -07:00 · 2021-07-11 22:59:29 -05:00
parent 6c9aacb510
commit 9fec520340
456 changed files with 45596 additions and 20 deletions
@@ -0,0 +1,49 @@
+// Decompiled with JetBrains decompiler
+// Type: Microsoft.Iris.Render.Common.ResourceTracker
+// Assembly: UIX.RenderApi, Version=4.8.0.0, Culture=neutral, PublicKeyToken=ddd0da4d3e678217
+// MVID: D47658B8-A8EA-43D6-8837-ECE823BFFFC1
+// Assembly location: C:\Program Files\Zune\UIX.RenderApi.dll
+
+namespace Microsoft.Iris.Render.Common
+{
+  internal class ResourceTracker
+  {
+    private int m_cUsers;
+    private static uint s_uNextUsage;
+    private uint m_uLastUsage;
+    private ResourceTracker.UsageChangeHandler m_handler;
+
+    internal ResourceTracker(ResourceTracker.UsageChangeHandler handler) => this.m_handler = handler;
+
+    internal bool InUse => this.m_cUsers > 0;
+
+    internal uint LastUsage => this.m_uLastUsage;
+
+    internal void AddActiveUser(object oUser)
+    {
+      ++this.m_cUsers;
+      this.m_uLastUsage = uint.MaxValue;
+      if (this.m_cUsers != 1)
+        return;
+      this.NotifyUsageChange(true);
+    }
+
+    internal void RemoveActiveUser(object oUser)
+    {
+      --this.m_cUsers;
+      if (this.m_cUsers != 0)
+        return;
+      this.m_uLastUsage = ResourceTracker.s_uNextUsage++;
+      this.NotifyUsageChange(false);
+    }
+
+    protected virtual void NotifyUsageChange(bool fInUse)
+    {
+      if (this.m_handler == null)
+        return;
+      this.m_handler(fInUse);
+    }
+
+    internal delegate void UsageChangeHandler(bool fInUse);
+  }
+}