diff --git a/src/android/app/src/main/java/org/yuzu/yuzu_emu/activities/EmulationActivity.kt b/src/android/app/src/main/java/org/yuzu/yuzu_emu/activities/EmulationActivity.kt
index ae665ed2ea..7461fb093f 100644
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/activities/EmulationActivity.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/activities/EmulationActivity.kt
@@ -34,11 +34,14 @@ import androidx.core.view.WindowCompat
import androidx.core.view.WindowInsetsCompat
import androidx.core.view.WindowInsetsControllerCompat
import androidx.navigation.fragment.NavHostFragment
+import androidx.preference.PreferenceManager
import org.yuzu.yuzu_emu.NativeLibrary
import org.yuzu.yuzu_emu.R
+import org.yuzu.yuzu_emu.YuzuApplication
import org.yuzu.yuzu_emu.databinding.ActivityEmulationBinding
import org.yuzu.yuzu_emu.features.settings.model.BooleanSetting
import org.yuzu.yuzu_emu.features.settings.model.IntSetting
+import org.yuzu.yuzu_emu.features.settings.model.Settings
import org.yuzu.yuzu_emu.features.settings.model.SettingsViewModel
import org.yuzu.yuzu_emu.model.Game
import org.yuzu.yuzu_emu.utils.ControllerMappingHelper
@@ -47,6 +50,7 @@ import org.yuzu.yuzu_emu.utils.InputHandler
import org.yuzu.yuzu_emu.utils.MemoryUtil
import org.yuzu.yuzu_emu.utils.NfcReader
import org.yuzu.yuzu_emu.utils.ThemeHelper
+import java.text.NumberFormat
import kotlin.math.roundToInt
class EmulationActivity : AppCompatActivity(), SensorEventListener {
@@ -106,17 +110,26 @@ class EmulationActivity : AppCompatActivity(), SensorEventListener {
inputHandler = InputHandler()
inputHandler.initialize()
- val memoryUtil = MemoryUtil(this)
- if (memoryUtil.isLessThan(8, MemoryUtil.Gb)) {
- Toast.makeText(
- this,
- getString(
- R.string.device_memory_inadequate,
- memoryUtil.getDeviceRAM(),
- "8 ${getString(R.string.memory_gigabyte)}"
- ),
- Toast.LENGTH_LONG
- ).show()
+ val preferences = PreferenceManager.getDefaultSharedPreferences(YuzuApplication.appContext)
+ if (!preferences.getBoolean(Settings.PREF_MEMORY_WARNING_SHOWN, false)) {
+ if (MemoryUtil.isLessThan(MemoryUtil.REQUIRED_MEMORY, MemoryUtil.Gb)) {
+ Toast.makeText(
+ this,
+ getString(
+ R.string.device_memory_inadequate,
+ MemoryUtil.getDeviceRAM(),
+ getString(
+ R.string.memory_formatted,
+ NumberFormat.getInstance().format(MemoryUtil.REQUIRED_MEMORY),
+ getString(R.string.memory_gigabyte)
+ )
+ ),
+ Toast.LENGTH_LONG
+ ).show()
+ preferences.edit()
+ .putBoolean(Settings.PREF_MEMORY_WARNING_SHOWN, true)
+ .apply()
+ }
}
// Start a foreground service to prevent the app from getting killed in the background
diff --git a/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/Settings.kt b/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/Settings.kt
index 88afb2223c..be6e17e65c 100644
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/Settings.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/Settings.kt
@@ -110,6 +110,8 @@ class Settings {
const val SECTION_THEME = "Theme"
const val SECTION_DEBUG = "Debug"
+ const val PREF_MEMORY_WARNING_SHOWN = "MemoryWarningShown"
+
const val PREF_OVERLAY_INIT = "OverlayInit"
const val PREF_CONTROL_SCALE = "controlScale"
const val PREF_CONTROL_OPACITY = "controlOpacity"
diff --git a/src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/MemoryUtil.kt b/src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/MemoryUtil.kt
index 18e5fa0b0d..aa4a5539a6 100644
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/MemoryUtil.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/MemoryUtil.kt
@@ -5,35 +5,101 @@ package org.yuzu.yuzu_emu.utils
import android.app.ActivityManager
import android.content.Context
+import android.os.Build
import org.yuzu.yuzu_emu.R
+import org.yuzu.yuzu_emu.YuzuApplication
import java.util.Locale
+import kotlin.math.ceil
-class MemoryUtil(val context: Context) {
+object MemoryUtil {
+ private val context get() = YuzuApplication.appContext
- private val Long.floatForm: String
- get() = String.format(Locale.ROOT, "%.2f", this.toDouble())
+ private val Float.hundredths: String
+ get() = String.format(Locale.ROOT, "%.2f", this)
- private fun bytesToSizeUnit(size: Long): String {
- return when {
- size < Kb -> "${size.floatForm} ${context.getString(R.string.memory_byte)}"
- size < Mb -> "${(size / Kb).floatForm} ${context.getString(R.string.memory_kilobyte)}"
- size < Gb -> "${(size / Mb).floatForm} ${context.getString(R.string.memory_megabyte)}"
- size < Tb -> "${(size / Gb).floatForm} ${context.getString(R.string.memory_gigabyte)}"
- size < Pb -> "${(size / Tb).floatForm} ${context.getString(R.string.memory_terabyte)}"
- size < Eb -> "${(size / Pb).floatForm} ${context.getString(R.string.memory_petabyte)}"
- else -> "${(size / Eb).floatForm} ${context.getString(R.string.memory_exabyte)}"
+ // Required total system memory
+ const val REQUIRED_MEMORY = 8
+
+ const val Kb: Float = 1024F
+ const val Mb = Kb * 1024
+ const val Gb = Mb * 1024
+ const val Tb = Gb * 1024
+ const val Pb = Tb * 1024
+ const val Eb = Pb * 1024
+
+ private fun bytesToSizeUnit(size: Float): String =
+ when {
+ size < Kb -> {
+ context.getString(
+ R.string.memory_formatted,
+ size.hundredths,
+ context.getString(R.string.memory_byte)
+ )
+ }
+ size < Mb -> {
+ context.getString(
+ R.string.memory_formatted,
+ (size / Kb).hundredths,
+ context.getString(R.string.memory_kilobyte)
+ )
+ }
+ size < Gb -> {
+ context.getString(
+ R.string.memory_formatted,
+ (size / Mb).hundredths,
+ context.getString(R.string.memory_megabyte)
+ )
+ }
+ size < Tb -> {
+ context.getString(
+ R.string.memory_formatted,
+ (size / Gb).hundredths,
+ context.getString(R.string.memory_gigabyte)
+ )
+ }
+ size < Pb -> {
+ context.getString(
+ R.string.memory_formatted,
+ (size / Tb).hundredths,
+ context.getString(R.string.memory_terabyte)
+ )
+ }
+ size < Eb -> {
+ context.getString(
+ R.string.memory_formatted,
+ (size / Pb).hundredths,
+ context.getString(R.string.memory_petabyte)
+ )
+ }
+ else -> {
+ context.getString(
+ R.string.memory_formatted,
+ (size / Eb).hundredths,
+ context.getString(R.string.memory_exabyte)
+ )
+ }
}
- }
- private val totalMemory =
- with(context.getSystemService(Context.ACTIVITY_SERVICE) as ActivityManager) {
+ // Devices are unlikely to have 0.5GB increments of memory so we'll just round up to account for
+ // the potential error created by memInfo.totalMem
+ private val totalMemory: Float
+ get() {
val memInfo = ActivityManager.MemoryInfo()
- getMemoryInfo(memInfo)
- memInfo.totalMem
+ with(context.getSystemService(Context.ACTIVITY_SERVICE) as ActivityManager) {
+ getMemoryInfo(memInfo)
+ }
+
+ return ceil(
+ if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.UPSIDE_DOWN_CAKE) {
+ memInfo.advertisedMem.toFloat()
+ } else {
+ memInfo.totalMem.toFloat()
+ }
+ )
}
- fun isLessThan(minimum: Int, size: Long): Boolean {
- return when (size) {
+ fun isLessThan(minimum: Int, size: Float): Boolean =
+ when (size) {
Kb -> totalMemory < Mb && totalMemory < minimum
Mb -> totalMemory < Gb && (totalMemory / Mb) < minimum
Gb -> totalMemory < Tb && (totalMemory / Gb) < minimum
@@ -42,18 +108,6 @@ class MemoryUtil(val context: Context) {
Eb -> totalMemory / Eb < minimum
else -> totalMemory < Kb && totalMemory < minimum
}
- }
- fun getDeviceRAM(): String {
- return bytesToSizeUnit(totalMemory)
- }
-
- companion object {
- const val Kb: Long = 1024
- const val Mb = Kb * 1024
- const val Gb = Mb * 1024
- const val Tb = Gb * 1024
- const val Pb = Tb * 1024
- const val Eb = Pb * 1024
- }
+ fun getDeviceRAM(): String = bytesToSizeUnit(totalMemory)
}
diff --git a/src/android/app/src/main/res/values/strings.xml b/src/android/app/src/main/res/values/strings.xml
index af7450619f..b3c7379796 100644
--- a/src/android/app/src/main/res/values/strings.xml
+++ b/src/android/app/src/main/res/values/strings.xml
@@ -273,6 +273,7 @@
<string name="fatal_error_message">A fatal error occurred. Check the log for details.\nContinuing emulation may result in crashes and bugs.</string>
<string name="performance_warning">Turning off this setting will significantly reduce emulation performance! For the best experience, it is recommended that you leave this setting enabled.</string>
<string name="device_memory_inadequate">Device RAM: %1$s\nRecommended: %2$s</string>
+ <string name="memory_formatted">%1$s %2$s</string>
<!-- Region Names -->
<string name="region_japan">Japan</string>