From faf9beb02d34e98d635244aaf1cef810160ad26b Mon Sep 17 00:00:00 2001
From: Dan Walmsley <dan@walms.co.uk>
Date: Tue, 25 Aug 2020 18:59:13 +0100
Subject: [PATCH 1/3] potential fix for gpu texture leak.

---
 build/SkiaSharp.props                               | 2 +-
 src/Skia/Avalonia.Skia/Gpu/OpenGl/GlRenderTarget.cs | 6 ++++--
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/build/SkiaSharp.props b/build/SkiaSharp.props
index bbef48050e..fc326b8023 100644
--- a/build/SkiaSharp.props
+++ b/build/SkiaSharp.props
@@ -1,6 +1,6 @@
 <Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <ItemGroup>
-    <PackageReference Include="SkiaSharp" Version="2.80.1" />
+    <PackageReference Include="SkiaSharp" Version="2.80.2-pr.1478.3" />
     <PackageReference Condition="'$(IncludeLinuxSkia)' == 'true'" Include="SkiaSharp.NativeAssets.Linux" Version="2.80.0" />
   </ItemGroup>
 </Project>
diff --git a/src/Skia/Avalonia.Skia/Gpu/OpenGl/GlRenderTarget.cs b/src/Skia/Avalonia.Skia/Gpu/OpenGl/GlRenderTarget.cs
index 2bb739f372..a90faf1448 100644
--- a/src/Skia/Avalonia.Skia/Gpu/OpenGl/GlRenderTarget.cs
+++ b/src/Skia/Avalonia.Skia/Gpu/OpenGl/GlRenderTarget.cs
@@ -31,10 +31,11 @@ namespace Avalonia.Skia
 
             public GlGpuSession(GRContext grContext,
                 GRBackendRenderTarget backendRenderTarget,
-                SKSurface surface, 
+                SKSurface surface,
                 IGlPlatformSurfaceRenderingSession glSession)
             {
                 GrContext = grContext;
+                GrContext.PurgeResources();
                 _backendRenderTarget = backendRenderTarget;
                 _surface = surface;
                 _glSession = glSession;
@@ -45,6 +46,7 @@ namespace Avalonia.Skia
                 _surface.Dispose();
                 _backendRenderTarget.Dispose();
                 GrContext.Flush();
+                GrContext.PurgeResources();
                 _glSession.Dispose();
             }
 
@@ -93,7 +95,7 @@ namespace Avalonia.Skia
             }
             finally
             {
-                if(!success)
+                if (!success)
                     glSession.Dispose();
             }
         }

From 90193c99a48e21be7c46732df3ff9fbccc43b710 Mon Sep 17 00:00:00 2001
From: Dan Walmsley <dan@walms.co.uk>
Date: Tue, 25 Aug 2020 22:28:20 +0100
Subject: [PATCH 2/3] update to latest skia preview on nuget.

---
 build/SkiaSharp.props | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/build/SkiaSharp.props b/build/SkiaSharp.props
index fc326b8023..f429c84e08 100644
--- a/build/SkiaSharp.props
+++ b/build/SkiaSharp.props
@@ -1,6 +1,6 @@
 <Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <ItemGroup>
-    <PackageReference Include="SkiaSharp" Version="2.80.2-pr.1478.3" />
+    <PackageReference Include="SkiaSharp" Version="2.80.2-preview.33" />
     <PackageReference Condition="'$(IncludeLinuxSkia)' == 'true'" Include="SkiaSharp.NativeAssets.Linux" Version="2.80.0" />
   </ItemGroup>
 </Project>

From 966e76bb9f4fb8250e5e0f797d150308d272a757 Mon Sep 17 00:00:00 2001
From: Dan Walmsley <dan@walms.co.uk>
Date: Tue, 25 Aug 2020 23:04:32 +0100
Subject: [PATCH 3/3] update linux native package.

---
 build/SkiaSharp.props | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/build/SkiaSharp.props b/build/SkiaSharp.props
index f429c84e08..d7d04c7971 100644
--- a/build/SkiaSharp.props
+++ b/build/SkiaSharp.props
@@ -1,6 +1,6 @@
 <Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <ItemGroup>
     <PackageReference Include="SkiaSharp" Version="2.80.2-preview.33" />
-    <PackageReference Condition="'$(IncludeLinuxSkia)' == 'true'" Include="SkiaSharp.NativeAssets.Linux" Version="2.80.0" />
+    <PackageReference Condition="'$(IncludeLinuxSkia)' == 'true'" Include="SkiaSharp.NativeAssets.Linux" Version="2.80.2-preview.33" />
   </ItemGroup>
 </Project>