From 94a64f2aea3225d83a2aa1e61ed8d4bf8be49e5c Mon Sep 17 00:00:00 2001
From: gdkchan <gab.dark.100@gmail.com>
Date: Tue, 10 Jan 2023 22:53:56 -0300
Subject: Remove textures from cache on unmap if not mapped and modified
 (#4211)

---
 Ryujinx.Graphics.Gpu/Image/TextureGroup.cs | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

(limited to 'Ryujinx.Graphics.Gpu/Image/TextureGroup.cs')

diff --git a/Ryujinx.Graphics.Gpu/Image/TextureGroup.cs b/Ryujinx.Graphics.Gpu/Image/TextureGroup.cs
index ca54dc2f..cd17564a 100644
--- a/Ryujinx.Graphics.Gpu/Image/TextureGroup.cs
+++ b/Ryujinx.Graphics.Gpu/Image/TextureGroup.cs
@@ -434,6 +434,32 @@ namespace Ryujinx.Graphics.Gpu.Image
             }
         }
 
+        /// <summary>
+        /// Checks if a texture was modified by the GPU.
+        /// </summary>
+        /// <param name="texture">The texture to be checked</param>
+        /// <returns>True if any region of the texture was modified by the GPU, false otherwise</returns>
+        public bool AnyModified(Texture texture)
+        {
+            bool anyModified = false;
+
+            EvaluateRelevantHandles(texture, (baseHandle, regionCount, split) =>
+            {
+                for (int i = 0; i < regionCount; i++)
+                {
+                    TextureGroupHandle group = _handles[baseHandle + i];
+
+                    if (group.Modified)
+                    {
+                        anyModified = true;
+                        break;
+                    }
+                }
+            });
+
+            return anyModified;
+        }
+
         /// <summary>
         /// Flush modified ranges for a given texture.
         /// </summary>
-- 
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