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fix a surface GC churn bug in display manager

This commit is contained in:
zeromus 2012-04-21 17:21:09 +00:00
parent aecd849eb5
commit 1e3b38538d
1 changed files with 33 additions and 24 deletions
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57
BizHawk.MultiClient/DisplayManager/DisplayManager.cs
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@ -556,6 +556,11 @@ namespace BizHawk.MultiClient
}
}
public void ReleaseSurface(DisplaySurface surface)
{
lock (this) ReleasedSurfaces.Enqueue(surface);
}
/// <summary>
/// returns the current buffer, making the most recent pending buffer (if there is such) as the new current first.
/// </summary>
@ -629,6 +634,9 @@ namespace BizHawk.MultiClient
suspendReplyEvent.WaitOne();
}
SwappableDisplaySurfaceSet nativeDisplaySurfaceSet = new SwappableDisplaySurfaceSet();
/// <summary>
/// internal display worker proc; runs through the multiply layered display pipeline
/// </summary>
@ -655,35 +663,36 @@ namespace BizHawk.MultiClient
int w = currNativeWidth;
int h = currNativeHeight;
using (var nativeBmp = new DisplaySurface(w,h))
var nativeBmp = nativeDisplaySurfaceSet.AllocateSurface(w, h, true);
using (var g = Graphics.FromImage(nativeBmp.PeekBitmap()))
{
using (var g = Graphics.FromImage(nativeBmp.PeekBitmap()))
{
//scale the source bitmap to the desired size of the render panel
g.PixelOffsetMode = PixelOffsetMode.HighSpeed;
g.InterpolationMode = InterpolationMode.NearestNeighbor;
g.CompositingMode = CompositingMode.SourceCopy;
g.CompositingQuality = CompositingQuality.HighSpeed;
g.DrawImage(currentSourceSurface.PeekBitmap(), 0, 0, w, h);
g.Clip = new Region(new Rectangle(0, 0, nativeBmp.Width, nativeBmp.Height));
//scale the source bitmap to the desired size of the render panel
g.PixelOffsetMode = PixelOffsetMode.HighSpeed;
g.InterpolationMode = InterpolationMode.NearestNeighbor;
g.CompositingMode = CompositingMode.SourceCopy;
g.CompositingQuality = CompositingQuality.HighSpeed;
g.DrawImage(currentSourceSurface.PeekBitmap(), 0, 0, w, h);
g.Clip = new Region(new Rectangle(0, 0, nativeBmp.Width, nativeBmp.Height));
//switch to fancier composition for OSD overlays and such
g.CompositingMode = CompositingMode.SourceOver;
//switch to fancier composition for OSD overlays and such
g.CompositingMode = CompositingMode.SourceOver;
//apply a lua layer
var luaSurface = luaNativeSurfaceSet.GetCurrent();
if (luaSurface != null) g.DrawImageUnscaled(luaSurface.PeekBitmap(), 0, 0);
//although we may want to change this if we want to fade out messages or have some other fancy alpha faded gui stuff
//apply a lua layer
var luaSurface = luaNativeSurfaceSet.GetCurrent();
if (luaSurface != null) g.DrawImageUnscaled(luaSurface.PeekBitmap(), 0, 0);
//although we may want to change this if we want to fade out messages or have some other fancy alpha faded gui stuff
//draw the OSD at native resolution
Global.OSD.DrawScreenInfo(g);
Global.OSD.DrawMessages(g);
g.Clip.Dispose();
}
//send the native resolution image to the render panel
Global.RenderPanel.Render(nativeBmp);
//draw the OSD at native resolution
Global.OSD.DrawScreenInfo(g);
Global.OSD.DrawMessages(g);
g.Clip.Dispose();
}
//send the native resolution image to the render panel
Global.RenderPanel.Render(nativeBmp);
//release the native resolution image
nativeDisplaySurfaceSet.ReleaseSurface(nativeBmp);
}
Thread displayThread;