Option to delete original textures from disk

MareSynchronos/FileCache/CacheMonitor.cs

@@ -406,6 +406,30 @@ public sealed class CacheMonitor : DisposableMediatorSubscriberBase
             SubstWatcher.EnableRaisingEvents = true;
     }
 
+    public void DeleteSubstOriginals()
+    {
+        var cacheDir = _configService.Current.CacheFolder;
+        var substDir = _fileDbManager.SubstFolder;
+        var allSubstFiles = Directory.GetFiles(substDir, "*.*", SearchOption.TopDirectoryOnly)
+                                .Where(f =>
+                                {
+                                    var val = f.Split('\\')[^1];
+                                    return val.Length == 40 || (val.Split('.').FirstOrDefault()?.Length ?? 0) == 40
+                                        || val.EndsWith(".tmp", StringComparison.OrdinalIgnoreCase);
+                                });
+
+        foreach (var substFile in allSubstFiles)
+        {
+            var cacheFile = Path.Join(cacheDir, Path.GetFileName(substFile));
+            try
+            {
+                if (File.Exists(cacheFile))
+                    File.Delete(cacheFile);
+            }
+            catch { }
+        }
+    }
+
     private void HandleChanges(Dictionary<string, WatcherChange> changes)
     {
         lock (_fileDbManager)

MareSynchronos/MareConfiguration/Configurations/PlayerPerformanceConfig.cs

@@ -12,4 +12,5 @@ public class PlayerPerformanceConfig : IMareConfiguration
     public int TrisAutoPauseThresholdThousands { get; set; } = 375;
     public bool IgnoreDirectPairs { get; set; } = true;
     public TextureShrinkMode TextureShrinkMode { get; set; } = TextureShrinkMode.Default;
+    public bool TextureShrinkDeleteOriginal { get; set; } = false;
 }

MareSynchronos/Services/PlayerPerformanceService.cs

@@ -303,6 +303,19 @@ public class PlayerPerformanceService : DisposableMediatorSubscriberBase
                     File.Move(tmpFilePath, newFilePath);
                     _fileCacheManager.CreateSubstEntry(newFilePath);
                     shrunken = true;
+
+                    // Make sure its a cache file before trying to delete it !!
+                    bool shouldDelete = fileEntry.IsCacheEntry && File.Exists(filePath);
+
+                    if (_playerPerformanceConfigService.Current.TextureShrinkDeleteOriginal && shouldDelete)
+                    {
+                        try
+                        {
+                            _logger.LogDebug("Deleting original texture: {filePath}", filePath);
+                            File.Delete(filePath);
+                        }
+                        catch { }
+                    }
                 }
                 catch (Exception e)
                 {

MareSynchronos/UI/SettingsUi.cs

@@ -1245,15 +1245,20 @@ public class SettingsUi : WindowMediatorSubscriberBase
         _uiShared.BigText("Global Configuration");
 
         bool alwaysShrinkTextures = _playerPerformanceConfigService.Current.TextureShrinkMode == TextureShrinkMode.Always;
-        if (ImGui.Checkbox("Shrink downloaded textures", ref alwaysShrinkTextures))
+        bool deleteOriginalTextures = _playerPerformanceConfigService.Current.TextureShrinkDeleteOriginal;
+
+        using (ImRaii.Disabled(deleteOriginalTextures))
         {
-            if (alwaysShrinkTextures)
-                _playerPerformanceConfigService.Current.TextureShrinkMode = TextureShrinkMode.Always;
-            else
-                _playerPerformanceConfigService.Current.TextureShrinkMode = TextureShrinkMode.Never;
-            _playerPerformanceConfigService.Save();
-            recalculatePerformance = true;
-            _cacheMonitor.ClearSubstStorage();
+            if (ImGui.Checkbox("Shrink downloaded textures", ref alwaysShrinkTextures))
+            {
+                if (alwaysShrinkTextures)
+                    _playerPerformanceConfigService.Current.TextureShrinkMode = TextureShrinkMode.Always;
+                else
+                    _playerPerformanceConfigService.Current.TextureShrinkMode = TextureShrinkMode.Never;
+                _playerPerformanceConfigService.Save();
+                recalculatePerformance = true;
+                _cacheMonitor.ClearSubstStorage();
+            }
         }
         _uiShared.DrawHelpText("Automatically shrinks texture resolution of synced players to reduce VRAM utilization." + UiSharedService.TooltipSeparator
             + "Texture Size Limit (DXT/BC5/BC7 Compressed): 2048x2048" + Environment.NewLine
@@ -1261,6 +1266,23 @@ public class SettingsUi : WindowMediatorSubscriberBase
             + "Enable to reduce lag in large crowds." + Environment.NewLine
             + "Disable this for higher quality during GPose.");
 
+        using (ImRaii.Disabled(!alwaysShrinkTextures || _cacheMonitor.FileCacheSize < 0))
+        {
+            using var indent = ImRaii.PushIndent();
+            if (ImGui.Checkbox("Delete original textures from disk", ref deleteOriginalTextures))
+            {
+                _playerPerformanceConfigService.Current.TextureShrinkDeleteOriginal = deleteOriginalTextures;
+                _playerPerformanceConfigService.Save();
+                _ = Task.Run(() =>
+                {
+                    _cacheMonitor.DeleteSubstOriginals();
+                    _cacheMonitor.RecalculateFileCacheSize(CancellationToken.None);
+                });
+            }
+            _uiShared.DrawHelpText("Deletes original, full-sized, textures from disk after downloading and shrinking." + UiSharedService.TooltipSeparator
+                + "Caution!!! This will cause a re-download of all textures when the shrink option is disabled.");
+        }
+
         var totalVramBytes = _pairManager.GetOnlineUserPairs().Where(p => p.IsVisible && p.LastAppliedApproximateVRAMBytes > 0).Sum(p => p.LastAppliedApproximateVRAMBytes);
 
         ImGui.TextUnformatted("Current VRAM utilization by all nearby players:");