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SpoutReciever.cs
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SpoutReciever.cs
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.IO.MemoryMappedFiles;
using System.IO;
using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Graphics;
namespace XnaTools.Spout
{
public class SpoutReciever: SpoutThing
{
public SpoutReciever(Game game, GraphicsDevice gfxDev, string senderName)
:base(game)
{
this.senderName = senderName;
gfxDevice = gfxDev;
}
public override void Update(GameTime gameTime)
{
base.Update(gameTime);
bool success;
textureDesc = TryGetTextureDesc(out success);
if (success)
{
if (frame == null)
frame = new RenderTarget2D(gfxDevice, (IntPtr)textureDesc.SharedHandle);
else
{
if (frame.IsDisposed)
return;
if ((uint)frame.GetSharedHandle().ToInt64() != textureDesc.SharedHandle || frame.Width != textureDesc.Width || frame.Height != textureDesc.Height)
{
frame.Dispose();
frame = new RenderTarget2D(gfxDevice, (IntPtr)textureDesc.SharedHandle);
}
}
}
else
{
//frame.Dispose();
}
}
TextureDesc TryGetTextureDesc(out bool success)
{
TextureDesc desc = new TextureDesc();
try
{
sharedMemory = MemoryMappedFile.OpenExisting(senderName);
sharedMemoryStream = sharedMemory.CreateViewStream();
desc = new TextureDesc(sharedMemoryStream);
success = true;
}
catch (Exception e)
{
success = false;
Log.Add(e);
}
return desc;
}
public override void Initialize()
{
base.Initialize();
bool success;
this.textureDesc = TryGetTextureDesc(out success);
if (success)
{
frame = new RenderTarget2D(gfxDevice, (IntPtr)textureDesc.SharedHandle);
}
}
}
}