android: Invert rotation to match phone orientation
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5d43594a70
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@ -13,9 +13,12 @@ import android.hardware.SensorEvent
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import android.hardware.SensorEventListener
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import android.hardware.SensorManager
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import android.os.Bundle
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import android.view.*
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import android.view.InputDevice
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import android.view.KeyEvent
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import android.view.MotionEvent
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import android.view.Surface
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import android.view.View
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import android.view.WindowManager
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import android.view.inputmethod.InputMethodManager
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import androidx.appcompat.app.AppCompatActivity
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import androidx.preference.PreferenceManager
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@ -49,6 +52,7 @@ open class EmulationActivity : AppCompatActivity(), SensorEventListener {
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private val gyro = FloatArray(3)
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private val accel = FloatArray(3)
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private var motionTimestamp: Long = 0
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private var flipMotionOrientation: Boolean = false
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private lateinit var game: Game
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@ -173,15 +177,33 @@ open class EmulationActivity : AppCompatActivity(), SensorEventListener {
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}
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override fun onSensorChanged(event: SensorEvent) {
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val rotation = this.display?.rotation
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if (rotation == Surface.ROTATION_90) {
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flipMotionOrientation = true
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}
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if (rotation == Surface.ROTATION_270) {
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flipMotionOrientation = false
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}
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if (event.sensor.type == Sensor.TYPE_ACCELEROMETER) {
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accel[0] = -event.values[1] / SensorManager.GRAVITY_EARTH
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accel[1] = event.values[0] / SensorManager.GRAVITY_EARTH
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if (flipMotionOrientation) {
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accel[0] = event.values[1] / SensorManager.GRAVITY_EARTH
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accel[1] = -event.values[0] / SensorManager.GRAVITY_EARTH
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} else {
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accel[0] = -event.values[1] / SensorManager.GRAVITY_EARTH
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accel[1] = event.values[0] / SensorManager.GRAVITY_EARTH
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}
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accel[2] = -event.values[2] / SensorManager.GRAVITY_EARTH
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}
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if (event.sensor.type == Sensor.TYPE_GYROSCOPE) {
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// Investigate why sensor value is off by 6x
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gyro[0] = event.values[1] / 6.0f
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gyro[1] = -event.values[0] / 6.0f
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if (flipMotionOrientation) {
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gyro[0] = -event.values[1] / 6.0f
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gyro[1] = event.values[0] / 6.0f
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} else {
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gyro[0] = event.values[1] / 6.0f
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gyro[1] = -event.values[0] / 6.0f
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}
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gyro[2] = event.values[2] / 6.0f
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}
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