From 9fb18b3b45a2aa9e37c6f5aab19c8574833ad085 Mon Sep 17 00:00:00 2001
From: Evan Debenham <Evan@ShatteredPixel.com>
Date: Wed, 11 Jun 2025 14:24:49 -0400
Subject: [PATCH] v3.1.1: fixes to improve experience on modern iOS versions: -
 fixed URLs not opening on modern iOS versions - fixed haptics not working on
 modern iOS versions - switched to metalangle backend, which 'should' allow
 for 120fps These all require some user testing!

---
 ios/build.gradle                                  |  2 +-
 .../shatteredpixeldungeon/ios/IOSLauncher.java    |  9 +++++----
 .../ios/IOSPlatformSupport.java                   | 15 +++++++++++++++
 3 files changed, 21 insertions(+), 5 deletions(-)

diff --git a/ios/build.gradle b/ios/build.gradle
index 46797485a..5eecaf5e7 100644
--- a/ios/build.gradle
+++ b/ios/build.gradle
@@ -46,7 +46,7 @@ dependencies {
     implementation "com.badlogicgames.gdx:gdx-freetype:$gdxVersion"
     implementation "com.mobidevelop.robovm:robovm-rt:$robovmVersion"
     implementation "com.mobidevelop.robovm:robovm-cocoatouch:$robovmVersion"
-    implementation "com.badlogicgames.gdx:gdx-backend-robovm:$gdxVersion"
+    implementation "com.badlogicgames.gdx:gdx-backend-robovm-metalangle:$gdxVersion"
     implementation "com.badlogicgames.gdx:gdx-platform:$gdxVersion:natives-ios"
     implementation "com.badlogicgames.gdx:gdx-freetype-platform:$gdxVersion:natives-ios"
     implementation "com.badlogicgames.gdx-controllers:gdx-controllers-ios:$gdxControllersVersion"
diff --git a/ios/src/main/java/com/shatteredpixel/shatteredpixeldungeon/ios/IOSLauncher.java b/ios/src/main/java/com/shatteredpixel/shatteredpixeldungeon/ios/IOSLauncher.java
index ff32e53f6..ddb18428d 100644
--- a/ios/src/main/java/com/shatteredpixel/shatteredpixeldungeon/ios/IOSLauncher.java
+++ b/ios/src/main/java/com/shatteredpixel/shatteredpixeldungeon/ios/IOSLauncher.java
@@ -25,6 +25,8 @@ import com.badlogic.gdx.Files;
 import com.badlogic.gdx.backends.iosrobovm.IOSApplication;
 import com.badlogic.gdx.backends.iosrobovm.IOSApplicationConfiguration;
 import com.badlogic.gdx.backends.iosrobovm.IOSPreferences;
+import com.badlogic.gdx.backends.iosrobovm.bindings.metalangle.MGLDrawableColorFormat;
+import com.badlogic.gdx.backends.iosrobovm.bindings.metalangle.MGLDrawableDepthFormat;
 import com.badlogic.gdx.graphics.glutils.HdpiMode;
 import com.shatteredpixel.shatteredpixeldungeon.SPDSettings;
 import com.shatteredpixel.shatteredpixeldungeon.ShatteredPixelDungeon;
@@ -42,8 +44,6 @@ import org.robovm.apple.foundation.NSException;
 import org.robovm.apple.foundation.NSMutableDictionary;
 import org.robovm.apple.foundation.NSObject;
 import org.robovm.apple.foundation.NSString;
-import org.robovm.apple.glkit.GLKViewDrawableColorFormat;
-import org.robovm.apple.glkit.GLKViewDrawableDepthFormat;
 import org.robovm.apple.uikit.UIApplication;
 
 import java.io.File;
@@ -94,8 +94,8 @@ public class IOSLauncher extends IOSApplication.Delegate {
 
 		IOSApplicationConfiguration config = new IOSApplicationConfiguration();
 
-		config.colorFormat = GLKViewDrawableColorFormat.RGBA8888;
-		config.depthFormat = GLKViewDrawableDepthFormat.None;
+		config.colorFormat = MGLDrawableColorFormat.RGBA8888;
+		config.depthFormat = MGLDrawableDepthFormat.None;
 		config.hdpiMode = HdpiMode.Pixels;
 
 		config.hideHomeIndicator = SPDSettings.fullscreen();
@@ -110,6 +110,7 @@ public class IOSLauncher extends IOSApplication.Delegate {
 			UIApplication.getSharedApplication().setStatusBarHidden(true);
 		}
 
+		config.useHaptics = true;
 		config.useAccelerometer = false;
 		config.useCompass = false;
 
diff --git a/ios/src/main/java/com/shatteredpixel/shatteredpixeldungeon/ios/IOSPlatformSupport.java b/ios/src/main/java/com/shatteredpixel/shatteredpixeldungeon/ios/IOSPlatformSupport.java
index e1165e12f..f9e8ef198 100644
--- a/ios/src/main/java/com/shatteredpixel/shatteredpixeldungeon/ios/IOSPlatformSupport.java
+++ b/ios/src/main/java/com/shatteredpixel/shatteredpixeldungeon/ios/IOSPlatformSupport.java
@@ -35,15 +35,30 @@ import com.watabou.noosa.Game;
 import com.watabou.utils.PlatformSupport;
 
 import org.robovm.apple.audiotoolbox.AudioServices;
+import org.robovm.apple.foundation.NSURL;
 import org.robovm.apple.systemconfiguration.SCNetworkReachability;
 import org.robovm.apple.systemconfiguration.SCNetworkReachabilityFlags;
 import org.robovm.apple.uikit.UIApplication;
+import org.robovm.apple.uikit.UIApplicationOpenURLOptions;
 
 import java.util.HashMap;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
 public class IOSPlatformSupport extends PlatformSupport {
+
+	@Override
+	public boolean openURI( String uri ){
+		//backported from libGDX 1.13.1, required for opening URLs on modern iOS
+		UIApplication uiApp = UIApplication.getSharedApplication();
+		NSURL url = new NSURL(uri);
+		if (uiApp.canOpenURL(url)) {
+			uiApp.openURL(url, new UIApplicationOpenURLOptions(), null);
+			return true;
+		}
+		return false;
+	}
+
 	@Override
 	public void updateDisplaySize() {
 		//non-zero safe insets on left/top/right means device has a notch, show status bar