Xune/UIX.RenderApi.Skia/Microsoft/Iris/Render/Graphics/NullGraphicsDevice.cs

// Decompiled with JetBrains decompiler
// Type: Microsoft.Iris.Render.Graphics.NullGraphicsDevice
// 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

using Microsoft.Iris.Render.Common;
using Microsoft.Iris.Render.Internal;
using Microsoft.Iris.Render.Protocol;
using Microsoft.Iris.Render.Protocols.Splash.Rendering;

namespace Microsoft.Iris.Render.Graphics
{
  internal sealed class NullGraphicsDevice : GraphicsDevice, IRenderHandleOwner
  {
    private RemoteNullDevice m_remoteDevice;

    internal NullGraphicsDevice(RenderSession session, bool fUseSplitWindowingPort)
      : base(session, "Null")
    {
      session.AssertOwningThread();
      this.m_remoteDevice = session.BuildRemoteNullDevice(this, fUseSplitWindowingPort);
    }

    protected override void Dispose(bool fInDispose)
    {
      if (fInDispose && this.m_remoteDevice != null)
        this.m_remoteDevice.Dispose();
      this.m_remoteDevice = (RemoteNullDevice) null;
      base.Dispose(fInDispose);
    }

    RENDERHANDLE IRenderHandleOwner.RenderHandle => this.m_remoteDevice.RenderHandle;

    void IRenderHandleOwner.OnDisconnect() => this.m_remoteDevice = (RemoteNullDevice) null;

    public override bool IsVideoComposited => false;

    internal override RemoteDevice RemoteDevice => (RemoteDevice) this.m_remoteDevice;

    public override bool CanPlayAnimations => false;

    internal override bool IsSurfaceFormatSupported(SurfaceFormat nFormat) => nFormat != SurfaceFormat.None;

    protected override void CreateSurfacePoolWorker(
      object oSurfacePool,
      object oHandle,
      SurfaceFormat nFormat)
    {
      this.m_remoteDevice.SendCreateSurfacePool((RENDERHANDLE) oHandle, nFormat);
    }

    protected override void RestartRendering(uint nRenderGeneration) => this.m_remoteDevice.SendRestart(nRenderGeneration);

    public override bool CanPlayAnimationType(AnimationInputType type) => false;

    internal override EffectTemplate CreateEffectTemplate(string stName)
    {
      Debug2.Throw(false, "Not yet implemented");
      return (EffectTemplate) null;
    }
  }
}