Flush buffers and texture data through a persistent mapped buffer. (#2481)

* Use persistent buffers to flush texture data

* Flush buffers via copy to persistent buffers.

* Log error when timing out, small refactoring.

1 files changed, 7 insertions, 2 deletions

diff --git a/Ryujinx.Graphics.Texture/LayoutConverter.cs b/Ryujinx.Graphics.Texture/LayoutConverter.cs
index fb25541b..1b7dad2a 100644
--- a/Ryujinx.Graphics.Texture/LayoutConverter.cs
+++ b/Ryujinx.Graphics.Texture/LayoutConverter.cs
@@ -358,7 +358,7 @@ namespace Ryujinx.Graphics.Texture
             };
         }
 
-        public static Span<byte> ConvertLinearToBlockLinear(
+        public static ReadOnlySpan<byte> ConvertLinearToBlockLinear(
             int width,
             int height,
             int depth,
@@ -499,7 +499,7 @@ namespace Ryujinx.Graphics.Texture
             return output;
         }
 
-        public static Span<byte> ConvertLinearToLinearStrided(
+        public static ReadOnlySpan<byte> ConvertLinearToLinearStrided(
             int width,
             int height,
             int blockWidth,
@@ -514,6 +514,11 @@ namespace Ryujinx.Graphics.Texture
             int inStride = BitUtils.AlignUp(w * bytesPerPixel, HostStrideAlignment);
             int lineSize = width * bytesPerPixel;
 
+            if (inStride == stride)
+            {
+                return data;
+            }
+
             Span<byte> output = new byte[h * stride];
 
             int inOffs = 0;