1 files changed, 8 insertions, 0 deletions
diff --git a/src/SMAPI/Framework/ContentManagers/ModContentManager.cs b/src/SMAPI/Framework/ContentManagers/ModContentManager.cs
index 7048dcf3..ed76a925 100644
--- a/src/SMAPI/Framework/ContentManagers/ModContentManager.cs
+++ b/src/SMAPI/Framework/ContentManagers/ModContentManager.cs
@@ -171,6 +171,14 @@ namespace StardewModdingAPI.Framework.ContentManagers
         /// <remarks>Based on <a href="https://gamedev.stackexchange.com/a/26037">code by David Gouveia</a>.</remarks>
         private Texture2D PremultiplyTransparency(Texture2D texture)
         {
+            // Textures loaded by Texture2D.FromStream are already premultiplied on Linux/Mac, even
+            // though the XNA documentation explicitly says otherwise. That's a glitch in MonoGame
+            // fixed in newer versions, but the game uses a bundled version that will always be
+            // affected. See https://github.com/MonoGame/MonoGame/issues/4820 for more info.
+            if (Constants.TargetPlatform != GamePlatform.Windows)
+                return texture;
+
+            // premultiply pixels
             Color[] data = new Color[texture.Width * texture.Height];
             texture.GetData(data);
             for (int i = 0; i < data.Length; i++)