Feature: Gyroscope controls

app_pojavlauncher/src/main/java/net/kdt/pojavlaunch/GyroControl.java

@@ -0,0 +1,59 @@
+package net.kdt.pojavlaunch;
+
+import android.content.Context;
+import android.hardware.Sensor;
+import android.hardware.SensorEvent;
+import android.hardware.SensorEventListener;
+import android.hardware.SensorManager;
+import android.util.Log;
+
+import net.kdt.pojavlaunch.prefs.LauncherPreferences;
+
+import org.lwjgl.glfw.CallbackBridge;
+
+public class GyroControl implements SensorEventListener, GrabListener {
+    private final SensorManager mSensorManager;
+    private final Sensor mSensor;
+    private boolean mShouldHandleEvents;
+
+    private float mLastX, mLastY;
+
+    public GyroControl(Context context) {
+        mSensorManager = (SensorManager) context.getSystemService(Context.SENSOR_SERVICE);
+        mSensor = mSensorManager.getDefaultSensor(Sensor.TYPE_GAME_ROTATION_VECTOR);
+    }
+
+    public void enable() {
+        if(mSensor == null) return;
+        mSensorManager.registerListener(this, mSensor, 1000 * LauncherPreferences.PREF_GYRO_SAMPLE_RATE);
+        mShouldHandleEvents = CallbackBridge.isGrabbing();
+        CallbackBridge.addGrabListener(this);
+    }
+
+    public void disable() {
+        if(mSensor == null) return;
+        mSensorManager.unregisterListener(this);
+        CallbackBridge.removeGrabListener(this);
+    }
+
+    @Override
+    public void onSensorChanged(SensorEvent sensorEvent) {
+        if(mShouldHandleEvents && sensorEvent.sensor == mSensor) {
+            CallbackBridge.mouseX += (sensorEvent.values[0]-mLastX) * LauncherPreferences.PREF_GYRO_SENSITIVITY * 1000;
+            CallbackBridge.mouseY += (sensorEvent.values[1]-mLastY) * LauncherPreferences.PREF_GYRO_SENSITIVITY * 1000;
+            CallbackBridge.sendCursorPos(CallbackBridge.mouseX, CallbackBridge.mouseY);
+            mLastX = sensorEvent.values[0];
+            mLastY = sensorEvent.values[1];
+        }
+    }
+
+    @Override
+    public void onAccuracyChanged(Sensor sensor, int i) {
+
+    }
+
+    @Override
+    public void onGrabState(boolean isGrabbing) {
+        mShouldHandleEvents = isGrabbing;
+    }
+}

app_pojavlauncher/src/main/java/net/kdt/pojavlaunch/MainActivity.java

@@ -62,6 +62,7 @@ public class MainActivity extends BaseActivity implements ControlButtonMenuListe
     private DrawerLayout drawerLayout;
     private ListView navDrawer;
     private View mDrawerPullButton;
+    private GyroControl mGyroControl = null;
     public static ControlLayout mControlLayout;
 
 
@@ -87,6 +88,7 @@ public class MainActivity extends BaseActivity implements ControlButtonMenuListe
         initLayout(R.layout.activity_basemain);
         CallbackBridge.addGrabListener(touchpad);
         CallbackBridge.addGrabListener(minecraftGLView);
+        if(LauncherPreferences.PREF_ENALBE_GYRO) mGyroControl = new GyroControl(this);
 
         // Enabling this on TextureView results in a broken white result
         if(PREF_USE_ALTERNATE_SURFACE) getWindow().setBackgroundDrawable(null);
@@ -168,7 +170,8 @@ public class MainActivity extends BaseActivity implements ControlButtonMenuListe
                     case 2: minecraftGLView.togglepointerDebugging(); break;
                     case 3: dialogSendCustomKey(); break;
                     case 4: adjustMouseSpeedLive(); break;
-                    case 5: openCustomControls(); break;
+                    case 5: adjustGyroSensitivityLive(); break;
+                    case 6: openCustomControls(); break;
                 }
                 drawerLayout.closeDrawers();
             };
@@ -240,6 +243,7 @@ public class MainActivity extends BaseActivity implements ControlButtonMenuListe
     public void onResume() {
         super.onResume();
         mIsResuming = true;
+        if(mGyroControl != null) mGyroControl.enable();
         final int uiOptions = View.SYSTEM_UI_FLAG_HIDE_NAVIGATION;
         final View decorView = getWindow().getDecorView();
         decorView.setSystemUiVisibility(uiOptions);
@@ -248,6 +252,7 @@ public class MainActivity extends BaseActivity implements ControlButtonMenuListe
 
     @Override
     protected void onPause() {
+        if(mGyroControl != null) mGyroControl.disable();
         if (CallbackBridge.isGrabbing()){
             sendKeyPress(LwjglGlfwKeycode.GLFW_KEY_ESCAPE);
         }
@@ -509,6 +514,46 @@ public class MainActivity extends BaseActivity implements ControlButtonMenuListe
         b.show();
     }
 
+    int tmpGyroSensitivity;
+    public void adjustGyroSensitivityLive() {
+        if(!LauncherPreferences.PREF_ENALBE_GYRO) {
+            Toast.makeText(this, R.string.toast_turn_on_gyro, Toast.LENGTH_LONG).show();
+            return;
+        }
+        AlertDialog.Builder b = new AlertDialog.Builder(this);
+        b.setTitle(R.string.preference_gyro_sensitivity_title);
+        View v = LayoutInflater.from(this).inflate(R.layout.dialog_live_mouse_speed_editor,null);
+        final SeekBar sb = v.findViewById(R.id.mouseSpeed);
+        final TextView tv = v.findViewById(R.id.mouseSpeedTV);
+        sb.setMax(275);
+        tmpGyroSensitivity = (int) ((LauncherPreferences.PREF_GYRO_SENSITIVITY*100));
+        sb.setProgress(tmpGyroSensitivity -25);
+        tv.setText(tmpGyroSensitivity +" %");
+        sb.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {
+            @Override
+            public void onProgressChanged(SeekBar seekBar, int i, boolean b) {
+                tmpGyroSensitivity = i+25;
+                tv.setText(tmpGyroSensitivity +" %");
+            }
+            @Override
+            public void onStartTrackingTouch(SeekBar seekBar) {}
+            @Override
+            public void onStopTrackingTouch(SeekBar seekBar) {}
+        });
+        b.setView(v);
+        b.setPositiveButton(android.R.string.ok, (dialogInterface, i) -> {
+            LauncherPreferences.PREF_GYRO_SENSITIVITY = ((float) tmpGyroSensitivity)/100f;
+            LauncherPreferences.DEFAULT_PREF.edit().putInt("gyroSensitivity", tmpGyroSensitivity).commit();
+            dialogInterface.dismiss();
+            System.gc();
+        });
+        b.setNegativeButton(android.R.string.cancel, (dialogInterface, i) -> {
+            dialogInterface.dismiss();
+            System.gc();
+        });
+        b.show();
+    }
+
     private static void setUri(Context context, String input, Intent intent) {
         if(input.startsWith("file:")) {
             int truncLength = 5;

app_pojavlauncher/src/main/java/net/kdt/pojavlaunch/prefs/LauncherPreferences.java

@@ -51,6 +51,9 @@ public class LauncherPreferences {
     public static boolean PREF_USE_ALTERNATE_SURFACE = true;
     public static boolean PREF_JAVA_SANDBOX = true;
     public static int PREF_SCALE_FACTOR = 100;
+    public static boolean PREF_ENALBE_GYRO = false;
+    public static float PREF_GYRO_SENSITIVITY = 100;
+    public static int PREF_GYRO_SAMPLE_RATE = 16;
 
 
     public static void loadPreferences(Context ctx) {
@@ -85,6 +88,9 @@ public class LauncherPreferences {
         PREF_USE_ALTERNATE_SURFACE = DEFAULT_PREF.getBoolean("alternate_surface", false);
         PREF_JAVA_SANDBOX = DEFAULT_PREF.getBoolean("java_sandbox", true);
         PREF_SCALE_FACTOR = DEFAULT_PREF.getInt("resolutionRatio", 100);
+        PREF_ENALBE_GYRO = DEFAULT_PREF.getBoolean("enableGyro", false);
+        PREF_GYRO_SENSITIVITY = ((float)DEFAULT_PREF.getInt("gyroSensitivity", 100))/100f;
+        PREF_GYRO_SAMPLE_RATE = DEFAULT_PREF.getInt("gyroSampleRate", 16);
 
 /*
         if (PREF_CUSTOM_JAVA_ARGS.isEmpty()) {

app_pojavlauncher/src/main/java/net/kdt/pojavlaunch/prefs/screens/LauncherPreferenceControlFragment.java

@@ -1,21 +1,28 @@
 package net.kdt.pojavlaunch.prefs.screens;
 
+import android.content.Context;
 import android.content.SharedPreferences;
+import android.hardware.Sensor;
+import android.hardware.SensorManager;
 import android.os.Bundle;
 
+import androidx.preference.SwitchPreference;
+
 import net.kdt.pojavlaunch.R;
 import net.kdt.pojavlaunch.prefs.CustomSeekBarPreference;
 import net.kdt.pojavlaunch.prefs.LauncherPreferences;
 
 public class LauncherPreferenceControlFragment extends LauncherPreferenceFragment {
-
+    private boolean mGyroAvailable = false;
     @Override
     public void onCreatePreferences(Bundle b, String str) {
         // Get values
         int longPressTrigger = LauncherPreferences.PREF_LONGPRESS_TRIGGER;
         int prefButtonSize = (int) LauncherPreferences.PREF_BUTTONSIZE;
         int mouseScale = (int) LauncherPreferences.PREF_MOUSESCALE;
+        int gyroSampleRate = LauncherPreferences.PREF_GYRO_SAMPLE_RATE;
         float mouseSpeed = LauncherPreferences.PREF_MOUSESPEED;
+        float gyroSpeed = LauncherPreferences.PREF_GYRO_SENSITIVITY;
 
         //Triggers a write for some reason which resets the value
         addPreferencesFromResource(R.xml.pref_control);
@@ -40,7 +47,20 @@ public class LauncherPreferenceControlFragment extends LauncherPreferenceFragmen
         seek6.setValue((int)(mouseSpeed *100f));
         seek6.setSuffix(" %");
 
-
+        Context context = getContext();
+        if(context != null) {
+            mGyroAvailable = ((SensorManager)context.getSystemService(Context.SENSOR_SERVICE)).getDefaultSensor(Sensor.TYPE_GAME_ROTATION_VECTOR) != null;
+        }
+        SwitchPreference gyroSwitch = findPreference("enableGyro");
+        gyroSwitch.setVisible(mGyroAvailable);
+        CustomSeekBarPreference gyroSensitivitySeek = findPreference("gyroSensitivity");
+        gyroSensitivitySeek.setRange(25, 300);
+        gyroSensitivitySeek.setValue((int) (gyroSpeed*100f));
+        gyroSensitivitySeek.setSuffix(" %");
+        CustomSeekBarPreference gyroSampleRateSeek = findPreference("gyroSampleRate");
+        gyroSampleRateSeek.setRange(5, 50);
+        gyroSampleRateSeek.setValue(gyroSampleRate);
+        gyroSampleRateSeek.setSuffix(" ms");
         computeVisibility();
     }
 
@@ -53,6 +73,10 @@ public class LauncherPreferenceControlFragment extends LauncherPreferenceFragmen
     private void computeVisibility(){
         CustomSeekBarPreference seek2 = findPreference("timeLongPressTrigger");
         seek2.setVisible(!LauncherPreferences.PREF_DISABLE_GESTURES);
+        CustomSeekBarPreference gyroSensitivitySeek = findPreference("gyroSensitivity");
+        gyroSensitivitySeek.setVisible(mGyroAvailable && LauncherPreferences.PREF_ENALBE_GYRO);
+        CustomSeekBarPreference gyroSampleRateSeek = findPreference("gyroSampleRate");
+        gyroSampleRateSeek.setVisible(mGyroAvailable && LauncherPreferences.PREF_ENALBE_GYRO);
     }
 
 }

app_pojavlauncher/src/main/res/values/headings_array.xml

@@ -30,6 +30,7 @@
         <item>@string/control_adebug</item>
         <item>@string/control_customkey</item>
         <item>@string/mcl_setting_title_mousespeed</item>
+        <item>@string/preference_gyro_sensitivity_title</item>
         <item>@string/mcl_option_customcontrol</item>
     </string-array>
     

app_pojavlauncher/src/main/res/values/strings.xml

@@ -331,4 +331,11 @@
     <string name="xerr_child">Your account is a child account, and needs to be added into a Family in order to log in.</string>
     <string name="minecraft_not_owned">It seems like this account does not have a Minecraft profile. If you have Xbox Game Pass, please log in on https://minecraft.net/ and set it up.</string>
     <string name="xerr_not_available">Xbox Live is not available in your country</string>
+    <string name="preference_enable_gyro_title">Enable gyroscope controls</string>
+    <string name="preference_enable_gyro_description">Enabling this will allow you to turn in game by turning your phone</string>
+    <string name="preference_gyro_sensitivity_title">Gyroscope controls sensitivity</string>
+    <string name="preference_gyro_sensitivity_description">Adjust the sensitivity of gyroscope controls</string>
+    <string name="toast_turn_on_gyro">Enable gyro controls first to use this!</string>
+    <string name="preference_gyro_sample_rate_title">Gyroscope sampling rate</string>
+    <string name="preference_gyro_sample_rate_description">If you have performance issues with the gyroscope controls, increase this</string>
 </resources>

app_pojavlauncher/src/main/res/xml/pref_control.xml

@@ -77,7 +77,23 @@
             android:title="@string/preference_mouse_start_title"
             android:summary="@string/preference_mouse_start_description"
             />
-
+        <SwitchPreference
+            android:key="enableGyro"
+            android:title="@string/preference_enable_gyro_title"
+            android:summary="@string/preference_enable_gyro_description"/>
+        <net.kdt.pojavlaunch.prefs.CustomSeekBarPreference
+            android:key="gyroSensitivity"
+            android:title="@string/preference_gyro_sensitivity_title"
+            android:summary="@string/preference_gyro_sensitivity_description"
+            app2:selectable="false"
+            app2:seekBarIncrement="5"
+            app2:showSeekBarValue="true"/>
+        <net.kdt.pojavlaunch.prefs.CustomSeekBarPreference
+            android:key="gyroSampleRate"
+            android:title="@string/preference_gyro_sample_rate_title"
+            android:summary="@string/preference_gyro_sample_rate_description"
+            app2:selectable="false"
+            app2:showSeekBarValue="true"/>
     </PreferenceCategory>