Android: Add texture filter options

android/app/src/main/res/values/arrays.xml

@@ -93,6 +93,18 @@
         <item>1:1</item>
         <item>PAR 1:1</item>
     </string-array>
+    <string-array name="settings_gpu_texture_filter_names">
+        <item>Nearest-Neighbor</item>
+        <item>Bilinear</item>
+        <item>JINC2</item>
+        <item>xBR</item>
+    </string-array>
+    <string-array name="settings_gpu_texture_filter_values">
+        <item>Nearest</item>
+        <item>Bilinear</item>
+        <item>JINC2</item>
+        <item>xBR</item>
+    </string-array>
     <string-array name="settings_controller_type_entries">
         <item>Digital Controller (Gamepad)</item>
         <item>Analog Controller (DualShock)</item>

android/app/src/main/res/xml/root_preferences.xml

@@ -124,11 +124,13 @@
             app:defaultValue="true"
             app:summary="Forces the rendering and display of frames to progressive mode. This removes the "combing" effect seen in 480i games by rendering them in 480p. Usually safe to enable." />
 
-        <SwitchPreferenceCompat
-            app:key="GPU/TextureFiltering"
-            app:title="Bilinear Texture Filtering"
-            app:defaultValue="false"
-            app:summary="Smooths out the blockyness of magnified textures on 3D object by using bilinear filtering. Will have a greater effect on higher resolution scales. Only applies to the hardware renderers." />
+        <ListPreference
+            app:key="GPU/TextureFilter"
+            app:title="Texture Filtering"
+            app:entries="@array/settings_gpu_texture_filter_names"
+            app:entryValues="@array/settings_gpu_texture_filter_values"
+            app:defaultValue="Nearest"
+            app:useSimpleSummaryProvider="true" />
 
         <SwitchPreferenceCompat
             app:key="GPU/ForceNTSCTimings"