From 367173a5c719bf8de355569682f74a011f066bbf Mon Sep 17 00:00:00 2001
From: Evan Debenham <Evan@ShatteredPixel.com>
Date: Mon, 6 Jan 2025 15:21:55 -0500
Subject: [PATCH] v3.0.0: fixed rare freezes with gamescene flashing

---
 .../scenes/GameScene.java                     | 19 +++++++++++++------
 1 file changed, 13 insertions(+), 6 deletions(-)

diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/scenes/GameScene.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/scenes/GameScene.java
index 8a8fed9ea..497719af6 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/scenes/GameScene.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/scenes/GameScene.java
@@ -137,6 +137,7 @@ import com.watabou.noosa.Visual;
 import com.watabou.noosa.audio.Sample;
 import com.watabou.noosa.particles.Emitter;
 import com.watabou.noosa.tweeners.Tweener;
+import com.watabou.utils.Callback;
 import com.watabou.utils.DeviceCompat;
 import com.watabou.utils.GameMath;
 import com.watabou.utils.Point;
@@ -1355,12 +1356,18 @@ public class GameScene extends PixelScene {
 
 	public static void flash( int color, boolean lightmode ) {
 		if (scene != null) {
-			//greater than 0 to account for negative values (which have the first bit set to 1)
-			if (color > 0 && color < 0x01000000) {
-				scene.fadeIn(0xFF000000 | color, lightmode);
-			} else {
-				scene.fadeIn(color, lightmode);
-			}
+			//don't want to do this on the actor thread
+			ShatteredPixelDungeon.runOnRenderThread(new Callback() {
+				@Override
+				public void call() {
+					//greater than 0 to account for negative values (which have the first bit set to 1)
+					if (color > 0 && color < 0x01000000) {
+						scene.fadeIn(0xFF000000 | color, lightmode);
+					} else {
+						scene.fadeIn(color, lightmode);
+					}
+				}
+			});
 		}
 	}