aaa

app/src/main/AndroidManifest.xml

@@ -70,6 +70,14 @@
             android:exported="true"
             android:label="@string/visuals_activity_settings"
             />
+        <activity
+            android:name="ui.activity.Shadows_SettingsActivity"
+            android:configChanges="keyboardHidden|orientation|screenSize"
+            android:screenOrientation="fullUser"
+            android:theme="@style/MyTheme"
+            android:exported="true"
+            android:label="@string/shadows_activity_settings"
+            />
         <activity
             android:name="ui.activity.Animations_SettingsActivity"
             android:configChanges="keyboardHidden|orientation|screenSize"

app/src/main/java/ui/activity/GameActivity.kt

@@ -106,14 +106,6 @@ class GameActivity : SDLActivity() {
         if (textureShrinkingOption == "medium") Os.setenv("LIBGL_SHRINK", "7", true)
         if (textureShrinkingOption == "high") Os.setenv("LIBGL_SHRINK", "6", true)
 
-        val shaderDirOption = prefs!!.getString("pref_shadersDir_v2", "")
-        if (shaderDirOption == "modified") Os.setenv("OPENMW_SHADERS", "modified", true)
-        if (shaderDirOption == "zesterer") Os.setenv("OPENMW_SHADERS", "zesterer", true)
-
-        if (PreferenceManager.getDefaultSharedPreferences(this).getBoolean("pref_nohighp", false) && shaderDirOption == "modified") {
-            Os.setenv("LIBGL_NOHIGHP", "1", true)
-        }
-
         Os.setenv("OSG_VERTEX_BUFFER_HINT", "VBO", true)
         Os.setenv("OPENMW_USER_FILE_STORAGE", Constants.USER_FILE_STORAGE + "/", true)
         //Os.setenv("OSG_NOTIFY_LEVEL", "FATAL", true) //hide osg errors for now, gl4es bug.

app/src/main/java/ui/activity/MainActivity.kt

@@ -523,6 +523,27 @@ class MainActivity : AppCompatActivity() {
 	writeSetting("Post Processing", "soft particles", if(prefs.getBoolean("gs_soft_particles", false)) "true" else "false")
 	writeSetting("Post Processing", "transparent postpass", if(prefs.getBoolean("gs_transparent_postpass", false)) "true" else "false")
 
+	// Visuals Shadows
+        if(prefs.getBoolean("gs_object_shadows", false) || prefs.getBoolean("gs_terrain_shadows", false) ||
+             prefs.getBoolean("gs_actor_shadows", false) || prefs.getBoolean("gs_player_shadows", false)) {
+
+            writeSetting("Shadows", "enable shadows",
+            if(prefs.getBoolean("gs_object_shadows", false) || prefs.getBoolean("gs_terrain_shadows", false) ||
+                 prefs.getBoolean("gs_actor_shadows", false) || prefs.getBoolean("gs_player_shadows", false))
+                 "true" else "false")
+
+	    writeSetting("Shadows", "object shadows", if(prefs.getBoolean("gs_object_shadows", false)) "true" else "false")
+	    writeSetting("Shadows", "terrain shadows", if(prefs.getBoolean("gs_terrain_shadows", false)) "true" else "false")
+	    writeSetting("Shadows", "actor shadows", if(prefs.getBoolean("gs_actor_shadows", false)) "true" else "false")
+	    writeSetting("Shadows", "player shadows", if(prefs.getBoolean("gs_player_shadows", false)) "true" else "false")
+	    writeSetting("Shadows", "indoor shadows", if(prefs.getBoolean("gs_indoor_shadows", true)) "true" else "false")
+	    writeSetting("Shadows", "shadow map resolution", prefs.getString("gs_shadow_map_resolution", "1024").toString())
+	    writeSetting("Shadows", "compute scene bounds", prefs.getString("gs_shadow_computation_method", "bounds").toString())
+	    writeSetting("Shadows", "maximum shadow map distance", prefs.getString("gs_shadows_distance", "8192").toString())
+	    writeSetting("Shadows", "shadow fade start", prefs.getString("gs_shadows_fade_start", "0.9").toString())
+	    writeSetting("Shadows", "percentage closer filtering", prefs.getString("gs_shadows_pcf", "1").toString())
+        }
+
 	// Animations
 	writeSetting("Game", "use magic item animations", if(prefs.getBoolean("gs_use_magic_item_animation", false)) "true" else "false")
 	writeSetting("Game", "use additional anim sources", if(prefs.getBoolean("gs_use_additional_animation_sources", false)) "true" else "false")

app/src/main/java/ui/activity/SettingsActivity.kt

@@ -41,6 +41,17 @@ import android.preference.Preference
 import android.preference.PreferenceFragment
 import android.preference.PreferenceGroup
 
+import constants.Constants
+import android.widget.Toast
+import android.opengl.EGL14.EGL_CONTEXT_CLIENT_VERSION
+import android.opengl.EGL14.EGL_OPENGL_ES2_BIT
+import android.opengl.GLES20
+import javax.microedition.khronos.egl.EGL10
+import javax.microedition.khronos.egl.EGL10.*
+import javax.microedition.khronos.egl.EGLConfig
+import javax.microedition.khronos.egl.EGLContext
+import javax.microedition.khronos.egl.EGLDisplay
+
 class FragmentGameSettings : PreferenceFragment() {
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
@@ -71,6 +82,12 @@ class FragmentGameSettings : PreferenceFragment() {
             true
         }
 
+        findPreference("game_settings_shadows").setOnPreferenceClickListener {
+            val intent = Intent(activity, Shadows_SettingsActivity::class.java)
+            this.startActivity(intent)
+            true
+        }
+
         findPreference("game_settings_animations").setOnPreferenceClickListener {
             val intent = Intent(activity, Animations_SettingsActivity::class.java)
             this.startActivity(intent)
@@ -154,7 +171,60 @@ class FragmentGameSettingsPage(val res: Int) : PreferenceFragment(), OnSharedPre
         addPreferencesFromResource(res)
         preferenceScreen.sharedPreferences.registerOnSharedPreferenceChangeListener(this)
 
-        if (res == R.xml.gs_game_mechanics) findPreference("gs_always_allow_npc_to_follow_over_water_surface").isEnabled = preferenceScreen.sharedPreferences.getBoolean("gs_build_navmesh", true)
+        val config = intArrayOf(
+            EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
+            EGL_RED_SIZE, 8,
+            EGL_GREEN_SIZE, 8,
+            EGL_BLUE_SIZE, 8,
+            EGL_ALPHA_SIZE, 8,
+            EGL_DEPTH_SIZE, 0,
+            EGL_STENCIL_SIZE, 0,
+            EGL_NONE
+        )
+
+        fun chooseEglConfig(egl: EGL10, eglDisplay: EGLDisplay) : EGLConfig {
+            val configsCount = intArrayOf(0);
+            val configs = arrayOfNulls<EGLConfig>(1);
+            egl.eglChooseConfig(eglDisplay, config, configs, 1, configsCount)
+            return configs[0]!!
+        }
+
+        fun getExtensionList() {
+            val egl = EGLContext.getEGL() as EGL10
+            val eglDisplay = egl.eglGetDisplay(EGL_DEFAULT_DISPLAY)
+            egl.eglInitialize(eglDisplay, intArrayOf(0,0))   // getting OpenGL ES 2
+            val eglConfig = chooseEglConfig(egl, eglDisplay);
+            val eglContext = egl.eglCreateContext(eglDisplay, eglConfig, EGL_NO_CONTEXT, intArrayOf(EGL_CONTEXT_CLIENT_VERSION, 2, EGL_NONE));
+
+            //FIXME: Create some surface to dont rely on extension, pbuffer require egl 1.4 what is better?
+            //val eglSurface = egl.eglCreateWindowSurface(eglDisplay, eglConfig, texture_view.surfaceTexture, null)
+            if (egl.eglMakeCurrent(eglDisplay, EGL_NO_SURFACE, EGL_NO_SURFACE, eglContext) == true) {
+                val extensions = GLES20.glGetString(GLES20.GL_EXTENSIONS)
+                File(Constants.USER_CONFIG + "/extensions.cfg").writeText(extensions.replace(" ", "\n"))
+
+                egl.eglDestroyContext(eglDisplay, eglContext)
+                //egl.eglDestroySurface(eglDisplay, eglSurface)
+
+                if (extensions.contains("GL_EXT_depth_clamp") == false) {
+                    findPreference("gs_object_shadows").isEnabled = false
+                    findPreference("gs_terrain_shadows").isEnabled = false
+                    findPreference("gs_actor_shadows").isEnabled = false
+                    findPreference("gs_player_shadows").isEnabled = false
+                    findPreference("gs_indoor_shadows").isEnabled = false
+                    findPreference("gs_shadow_map_resolution").isEnabled = false
+                    findPreference("gs_shadow_computation_method").isEnabled = false
+                    findPreference("gs_shadows_distance").isEnabled = false
+                    findPreference("gs_shadows_fade_start").isEnabled = false
+                    findPreference("gs_shadows_pcf").isEnabled = false
+                }
+            }
+            else Toast.makeText(this.getActivity(), "Cant check for extensions!", Toast.LENGTH_SHORT).show()
+        }
+
+        if (res == R.xml.gs_shadows) getExtensionList()
+
+        // what is this?
+        //if (res == R.xml.gs_game_mechanics) findPreference("gs_always_allow_npc_to_follow_over_water_surface").isEnabled = preferenceScreen.sharedPreferences.getBoolean("gs_build_navmesh", true)
 
         if (res == R.xml.gs_animations) updatePreference(preferenceScreen.sharedPreferences, "gs_use_additional_animation_sources")
         if (res == R.xml.gs_engine) updatePreference(preferenceScreen.sharedPreferences, "gs_build_navmesh")
@@ -229,6 +299,29 @@ class Visuals_SettingsActivity : AppCompatActivity() {
     }
 }
 
+class Shadows_SettingsActivity : AppCompatActivity() {
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_settings)
+
+        setSupportActionBar(findViewById(R.id.settings_toolbar))
+        supportActionBar?.setDisplayHomeAsUpEnabled(true)
+
+        fragmentManager.beginTransaction().replace(R.id.settings_frame, FragmentGameSettingsPage(R.xml.gs_shadows)).commit()
+    }
+
+    override fun onOptionsItemSelected(item: MenuItem): Boolean {
+        return when (item.itemId) {
+            android.R.id.home -> {
+                onBackPressed()
+                true
+            }
+            else -> super.onOptionsItemSelected(item)
+        }
+    }
+}
+
 class Animations_SettingsActivity : AppCompatActivity() {
 
     override fun onCreate(savedInstanceState: Bundle?) {

app/src/main/java/ui/fragments/FragmentSettings.kt

@@ -204,17 +204,6 @@ class FragmentSettings : PreferenceFragment(), OnSharedPreferenceChangeListener
         val sharedPref = preferenceScreen.sharedPreferences
         findPreference("pref_gamma").isEnabled =
                 sharedPref.getString("pref_graphicsLibrary_v2", "") != "gles1"
-
-	var isnohighpenabled = false;
-        if(sharedPref.getString("pref_shadersDir_v2", "") == "modified")
-		isnohighpenabled = true
-        findPreference("pref_nohighp").isEnabled = isnohighpenabled
-/*
-	var isAdditionalAnimSourcesEnabled = false;
-        if(sharedPref.getBoolean("gs_use_additional_animation_sources", false) == true) isAdditionalAnimSourcesEnabled = true
-        findPreference("gs_weapon_sheating").isEnabled = isAdditionalAnimSourcesEnabled
-        findPreference("gs_shield_sheating").isEnabled = isAdditionalAnimSourcesEnabled
-*/
     }
 
 }

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

@@ -68,6 +68,50 @@
         <item>2</item>
     </string-array>
 
+    <string-array name="gs_shadow_map_resolution_entries">
+        <item>512</item>
+        <item>1024</item>
+        <item>2048</item>
+        <item>4096</item>
+    </string-array>
+
+    <string-array name="gs_shadow_map_resolution_values">
+        <item>512</item>
+        <item>1024</item>
+        <item>2048</item>
+        <item>4096</item>
+    </string-array>
+
+    <string-array name="gs_shadow_planes_computation_method_entries">
+        <item>None</item>
+        <item>Bounds</item>
+        <item>Primitives</item>
+    </string-array>
+
+    <string-array name="gs_shadow_planes_computation_method_values">
+        <item>none</item>
+        <item>bounds</item>
+        <item>primitives</item>
+    </string-array>
+
+    <string-array name="gs_shadow_pcf_entries">
+        <item>Disabled</item>
+        <item>4 samples</item>
+        <item>2x2x4 samples</item>
+        <item>3x3x4 samples</item>
+        <item>4x4x4 samples</item>
+        <item>5x5x4 samples</item>
+    </string-array>
+
+    <string-array name="gs_shadow_pcf_values">
+        <item>0</item>
+        <item>1</item>
+        <item>2</item>
+        <item>3</item>
+        <item>4</item>
+        <item>5</item>
+    </string-array>
+
     <string name="general_settings">Setup</string>
     <string name="start_game_label">Start game</string>
     <string name="closeDrawer">Navigation View</string>
@@ -81,7 +125,6 @@
     <string name="pref_graphics">Graphics</string>
     <string name="pref_commandLine">Custom command line arguments</string>
     <string name="pref_envLine">Custom environment flags</string>
-    <string name="pref_nohighp">Medium shader precision</string>
     <string name="pref_ui">User interface</string>
     <string name="pref_textureShrinking">Texture shrinking</string>
     <string name="pref_textureShrinking_default">none</string>
@@ -142,18 +185,6 @@
         <item>high</item>
     </string-array>
 
-    <string-array name="pref_shadersDir_entries">
-        <item>Original</item>
-        <item>Modified</item>
-        <item>Zesterer</item>
-    </string-array>
-
-    <string-array name="pref_shadersDir_values">
-        <item>none</item>
-        <item>modified</item>
-        <item>zesterer</item>
-    </string-array>
-
     <string name="pref_physicsFPS2_default">30</string>
 
 
@@ -174,6 +205,7 @@
     <string name="activity_settings">Settings</string>
     <string name="game_mechanics_activity_settings">Game Mechanics</string>
     <string name="visuals_activity_settings">Visuals</string>
+    <string name="shadows_activity_settings">Shadows</string>
     <string name="animations_activity_settings">Animations</string>
     <string name="interface_activity_settings">Interface</string>
     <string name="bug_fixes_activity_settings">Bug Fixes</string>

app/src/main/res/xml/game_settings.xml

@@ -11,6 +11,11 @@
         android:title="Visuals"
         />
 
+    <Preference
+        android:key="game_settings_shadows"
+        android:title="Shadows"
+        />
+
     <Preference
         android:key="game_settings_animations"
         android:title="Animations"

app/src/main/res/xml/gs_animations.xml

@@ -40,14 +40,4 @@
             android:summary="Affects side and diagonal movement. Enabling this setting makes movement more realistic. If disabled then the whole character's body is pointed to the direction of view. Diagonal movement has no special animation and causes sliding. If enabled then the character turns lower body to the direction of movement. Upper body is turned partially. Head is always pointed to the direction of view. In combat mode it works only for diagonal movement. In non-combat mode it changes straight right and straight left movement as well. Also turns the whole body up or down when swimming according to the movement direction."/>
 
     </PreferenceCategory>
-
-    <PreferenceCategory android:title="First person">
-
-        <CheckBoxPreference
-            android:key="gs_hand_inertia"
-            android:title="Hand Inertia"
-            android:summary="Causes hands to chase view direction slightly when turning, instead of matching the camera perfectly."/>
-
-    </PreferenceCategory>
-
 </PreferenceScreen>

app/src/main/res/xml/gs_shadows.xml

@@ -0,0 +1,79 @@
+<?xml version="1.0" encoding="utf-8"?>
+<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <PreferenceCategory android:title="Shadows">
+
+
+        <CheckBoxPreference
+            android:key="gs_object_shadows"
+            android:title="Enable Object Shadows"
+            android:summary="Enable shadows for primarily inanimate objects. May have a significant performance impact."/>
+
+        <CheckBoxPreference
+            android:key="gs_terrain_shadows"
+            android:title="Enable Terrain Shadows"
+            android:summary="Enable shadows for the terrain including distant terrain. May have a significant performance and shadow quality impact."/>
+
+        <CheckBoxPreference
+            android:key="gs_actor_shadows"
+            android:title="Enable Actors Shadows"
+            android:summary="Enable shadows for NPCs and creatures besides the player character. May have a minor performance impact."/>
+
+        <CheckBoxPreference
+            android:key="gs_player_shadows"
+            android:title="Enable Player Shadows"
+            android:summary="Enable shadows exclusively for the player character. May have a very minor performance impact."/>
+
+        <CheckBoxPreference
+            android:key="gs_indoor_shadows"
+            android:title="Enable Indoor Shadows"
+            android:defaultValue="true"
+            android:summary="Due to limitations with Morrowind's data, only actors can cast shadows indoors, which some might feel is distracting."/>
+
+        <ListPreference
+            android:key="gs_shadow_map_resolution"
+            android:summary="%s \nThe resolution of each individual shadow map. Increasing it significantly improves shadow quality but may have a minor performance impact."
+            android:title="Shadow Map Resolution"
+            android:dialogTitle="Shadow Map Resolution"
+            android:entries="@array/gs_shadow_map_resolution_entries"
+            android:entryValues="@array/gs_shadow_map_resolution_values"
+            android:defaultValue="1024" />
+
+        <ListPreference
+            android:key="gs_shadow_computation_method"
+            android:summary="%s \nComputation method to be used. Bounds (default) for good balance between performance and shadow quality, primitives for better looking shadows or none for no computation."
+            android:title="Shadow Planes Computation Method"
+            android:dialogTitle="Shadow Planes Computation Method"
+            android:entries="@array/gs_shadow_planes_computation_method_entries"
+            android:entryValues="@array/gs_shadow_planes_computation_method_values"
+            android:defaultValue="bounds" />
+
+        <EditTextPreference
+            android:key="gs_shadows_distance"
+            android:title="Shadows Rendering Distance"
+            android:dialogTitle="Shadows Distance Limit"
+            android:inputType="numberDecimal"
+            android:hint="8192"
+            android:defaultValue="8192"
+            android:summary="The distance from the camera at which shadows completely disappear."/>
+
+        <EditTextPreference
+            android:key="gs_shadows_fade_start"
+            android:title="Fade Start Multiplier"
+            android:dialogTitle="Shadows Fade Start.\nShould be in 0.0 - 1.0 range."
+            android:inputType="numberDecimal"
+            android:hint="0.9"
+            android:defaultValue="0.9"
+            android:summary="The fraction of the limit above at which shadows begin to gradually fade away."/>
+
+        <ListPreference
+            android:key="gs_shadows_pcf"
+            android:summary="%s \nSmooth out shadows edges if small resolution is set. Higher values may have significant performance impact."
+            android:title="Shadows PCF Filter"
+            android:dialogTitle="Shadows PCF Filter"
+            android:entries="@array/gs_shadow_pcf_entries"
+            android:entryValues="@array/gs_shadow_pcf_values"
+            android:defaultValue="1" />
+    </PreferenceCategory>
+
+</PreferenceScreen>