From e28b0d2590f9f0bd81d22c3410e254620e8fbd87 Mon Sep 17 00:00:00 2001
From: innix <dev@innix.space>
Date: Mon, 1 Sep 2025 14:18:30 +0200
Subject: [PATCH] [android]: Force app to use the displays max set refresh rate
 (#373)

Since Android 15, google automatically forces "games" to be 60 hrz. This ensures the display's max refresh rate is actually used. Tested on a Google Pixel 7 Pro with Android 16

Co-authored-by: innix <dev@innix.space>
Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/373
Co-committed-by: innix <dev@innix.space>
---
 .../org/yuzu/yuzu_emu/ui/main/MainActivity.kt     | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/src/android/app/src/main/java/org/yuzu/yuzu_emu/ui/main/MainActivity.kt b/src/android/app/src/main/java/org/yuzu/yuzu_emu/ui/main/MainActivity.kt
index fffaa1e3ba..e8dd566f79 100644
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/ui/main/MainActivity.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/ui/main/MainActivity.kt
@@ -38,6 +38,7 @@ import org.yuzu.yuzu_emu.model.DriverViewModel
 import org.yuzu.yuzu_emu.model.GamesViewModel
 import org.yuzu.yuzu_emu.model.HomeViewModel
 import org.yuzu.yuzu_emu.model.InstallResult
+import android.os.Build
 import org.yuzu.yuzu_emu.model.TaskState
 import org.yuzu.yuzu_emu.model.TaskViewModel
 import org.yuzu.yuzu_emu.utils.*
@@ -47,6 +48,7 @@ import java.io.BufferedOutputStream
 import java.util.zip.ZipEntry
 import java.util.zip.ZipInputStream
 import androidx.core.content.edit
+import kotlin.text.compareTo
 
 class MainActivity : AppCompatActivity(), ThemeProvider {
     private lateinit var binding: ActivityMainBinding
@@ -110,6 +112,19 @@ class MainActivity : AppCompatActivity(), ThemeProvider {
 
         binding = ActivityMainBinding.inflate(layoutInflater)
 
+        // Since Android 15, google automatically forces "games" to be 60 hrz
+        // This ensures the display's max refresh rate is actually used
+        display?.let {
+            val supportedModes = it.supportedModes
+            val maxRefreshRate = supportedModes.maxByOrNull { mode -> mode.refreshRate }
+
+            if (maxRefreshRate != null) {
+                val layoutParams = window.attributes
+                layoutParams.preferredDisplayModeId = maxRefreshRate.modeId
+                window.attributes = layoutParams
+            }
+        }
+
         setContentView(binding.root)
 
         checkAndRequestBluetoothPermissions()