From 0bcc1c1ffd4fdb5e73490a3ba7fdafc20339cfcd Mon Sep 17 00:00:00 2001
From: String <stringfromjava@gmail.com>
Date: Mon, 23 Feb 2026 06:29:29 -0600
Subject: [PATCH] Complete FlixelGDX refactor for library prepping

---
 .gitignore                                    |  17 +-
 android/build.gradle                          |  27 +--
 .../polyverse/android/AndroidLauncher.java    |   5 +-
 assets/another_test.groovy                    |   4 +-
 assets/test.groovy                            |   4 +-
 build.gradle                                  |   2 +-
 flixelgdx/android/build.gradle                |  48 +++++
 .../android/FlixelAndroidLauncher.java        |  19 ++
 flixelgdx/build.gradle                        |  28 +--
 flixelgdx/core/build.gradle                   |  24 +++
 .../me/stringdotjar/flixelgdx/Flixel.java     |  52 +++--
 .../me/stringdotjar/flixelgdx/FlixelGame.java | 197 +++++++++++++-----
 .../flixelgdx/graphics/FlixelBasic.java       |   4 +-
 .../flixelgdx/graphics/FlixelCamera.java      |  34 ++-
 .../flixelgdx/graphics/FlixelObject.java      |   0
 .../flixelgdx/graphics/FlixelState.java       |   0
 .../graphics/sprite/FlixelSprite.java         |   0
 .../graphics/text/FlixelFontRegistry.java     |   0
 .../flixelgdx/graphics/text/FlixelText.java   |   0
 .../flixelgdx/group/FlixelGroup.java          |   0
 .../flixelgdx/group/FlixelGroupable.java      |   0
 .../flixelgdx/group/FlixelSpriteGroup.java    |   0
 .../flixelgdx/input/FlixelKey.java            |   0
 .../flixelgdx/signal/FlixelSignal.java        |   0
 .../flixelgdx/signal/FlixelSignalData.java    |   0
 .../flixelgdx/tween/FlixelEase.java           |   0
 .../flixelgdx/tween/FlixelTween.java          |   0
 .../flixelgdx/tween/FlixelTweenManager.java   |   0
 .../tween/settings/FlixelTweenSettings.java   |   0
 .../tween/settings/FlixelTweenType.java       |   0
 .../flixelgdx/tween/type/FlixelNumTween.java  |   0
 .../flixelgdx/tween/type/FlixelVarTween.java  |   0
 .../flixelgdx/util/FlixelConstants.java       |   0
 .../flixelgdx/util/FlixelMathUtil.java        |   0
 .../flixelgdx/util/FlixelPathsUtil.java}      |   8 +-
 .../flixelgdx/util/FlixelReflectUtil.java     |   0
 .../flixelgdx/util/FlixelRuntimeUtil.java     |   0
 flixelgdx/lwjgl3/build.gradle                 |  18 ++
 .../backend/lwjgl3/FlixelLwjgl3Launcher.java  |  55 +++++
 gradle.properties                             |   1 -
 lwjgl3/build.gradle                           |   8 +-
 .../polyverse/lwjgl3/Lwjgl3Launcher.java      |  59 +-----
 polyverse/build.gradle                        |  14 +-
 .../me/stringdotjar/polyverse/InitState.java  |   6 +-
 .../stringdotjar/polyverse/PolyverseApp.java  |  12 +-
 .../polyverse/menus/TitleState.java           |  18 +-
 .../polyverse/util/PolyverseConstants.java    |  15 ++
 settings.gradle                               |   7 +-
 48 files changed, 446 insertions(+), 240 deletions(-)
 create mode 100644 flixelgdx/android/build.gradle
 create mode 100644 flixelgdx/android/src/main/java/me/stringdotjar/flixelgdx/backend/android/FlixelAndroidLauncher.java
 create mode 100644 flixelgdx/core/build.gradle
 rename flixelgdx/{ => core}/src/main/java/me/stringdotjar/flixelgdx/Flixel.java (91%)
 rename flixelgdx/{ => core}/src/main/java/me/stringdotjar/flixelgdx/FlixelGame.java (82%)
 rename flixelgdx/{ => core}/src/main/java/me/stringdotjar/flixelgdx/graphics/FlixelBasic.java (94%)
 rename flixelgdx/{ => core}/src/main/java/me/stringdotjar/flixelgdx/graphics/FlixelCamera.java (98%)
 rename flixelgdx/{ => core}/src/main/java/me/stringdotjar/flixelgdx/graphics/FlixelObject.java (100%)
 rename flixelgdx/{ => core}/src/main/java/me/stringdotjar/flixelgdx/graphics/FlixelState.java (100%)
 rename flixelgdx/{ => core}/src/main/java/me/stringdotjar/flixelgdx/graphics/sprite/FlixelSprite.java (100%)
 rename flixelgdx/{ => core}/src/main/java/me/stringdotjar/flixelgdx/graphics/text/FlixelFontRegistry.java (100%)
 rename flixelgdx/{ => core}/src/main/java/me/stringdotjar/flixelgdx/graphics/text/FlixelText.java (100%)
 rename flixelgdx/{ => core}/src/main/java/me/stringdotjar/flixelgdx/group/FlixelGroup.java (100%)
 rename flixelgdx/{ => core}/src/main/java/me/stringdotjar/flixelgdx/group/FlixelGroupable.java (100%)
 rename flixelgdx/{ => core}/src/main/java/me/stringdotjar/flixelgdx/group/FlixelSpriteGroup.java (100%)
 rename flixelgdx/{ => core}/src/main/java/me/stringdotjar/flixelgdx/input/FlixelKey.java (100%)
 rename flixelgdx/{ => core}/src/main/java/me/stringdotjar/flixelgdx/signal/FlixelSignal.java (100%)
 rename flixelgdx/{ => core}/src/main/java/me/stringdotjar/flixelgdx/signal/FlixelSignalData.java (100%)
 rename flixelgdx/{ => core}/src/main/java/me/stringdotjar/flixelgdx/tween/FlixelEase.java (100%)
 rename flixelgdx/{ => core}/src/main/java/me/stringdotjar/flixelgdx/tween/FlixelTween.java (100%)
 rename flixelgdx/{ => core}/src/main/java/me/stringdotjar/flixelgdx/tween/FlixelTweenManager.java (100%)
 rename flixelgdx/{ => core}/src/main/java/me/stringdotjar/flixelgdx/tween/settings/FlixelTweenSettings.java (100%)
 rename flixelgdx/{ => core}/src/main/java/me/stringdotjar/flixelgdx/tween/settings/FlixelTweenType.java (100%)
 rename flixelgdx/{ => core}/src/main/java/me/stringdotjar/flixelgdx/tween/type/FlixelNumTween.java (100%)
 rename flixelgdx/{ => core}/src/main/java/me/stringdotjar/flixelgdx/tween/type/FlixelVarTween.java (100%)
 rename flixelgdx/{ => core}/src/main/java/me/stringdotjar/flixelgdx/util/FlixelConstants.java (100%)
 rename flixelgdx/{ => core}/src/main/java/me/stringdotjar/flixelgdx/util/FlixelMathUtil.java (100%)
 rename flixelgdx/{src/main/java/me/stringdotjar/flixelgdx/backend/FlixelPaths.java => core/src/main/java/me/stringdotjar/flixelgdx/util/FlixelPathsUtil.java} (92%)
 rename flixelgdx/{ => core}/src/main/java/me/stringdotjar/flixelgdx/util/FlixelReflectUtil.java (100%)
 rename flixelgdx/{ => core}/src/main/java/me/stringdotjar/flixelgdx/util/FlixelRuntimeUtil.java (100%)
 create mode 100644 flixelgdx/lwjgl3/build.gradle
 create mode 100644 flixelgdx/lwjgl3/src/main/java/me/stringdotjar/flixelgdx/backend/lwjgl3/FlixelLwjgl3Launcher.java

diff --git a/.gitignore b/.gitignore
index 2096da3..b05d696 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,19 +1,10 @@
 ## Gradle:
 .gradle/
 gradle-app.setting
-/build/
-/funkin/build/
-/flixelgdx/build/
-/polyverse/build/
-/android/build/
-/lwjgl3/build/
-/html/build/
-/teavm/build/
-/ios/build/
-/ios-moe/build/
-/headless/build/
-/server/build/
-/shared/build/
+**/build/
+**/nbbuild/
+**/dist/
+**/nbdist/
 
 ## Java:
 *.class
diff --git a/android/build.gradle b/android/build.gradle
index c4215d7..f819286 100644
--- a/android/build.gradle
+++ b/android/build.gradle
@@ -53,30 +53,21 @@ android {
   }
 }
 
-repositories {
-  // needed for AAPT2, may be needed for other tools
-  google()
-}
-
 configurations { natives }
 
 dependencies {
   coreLibraryDesugaring 'com.android.tools:desugar_jdk_libs:2.1.5'
-  implementation "com.badlogicgames.gdx:gdx-backend-android:$gdxVersion"
   implementation project(':polyverse')
+  implementation project(':flixelgdx:android')
+}
 
-  api "games.rednblack.miniaudio:gdx-miniaudio-platform:$miniaudioVersion:natives-armeabi-v7a"
-  api "games.rednblack.miniaudio:gdx-miniaudio-platform:$miniaudioVersion:natives-arm64-v8a"
-  api "games.rednblack.miniaudio:gdx-miniaudio-platform:$miniaudioVersion:natives-x86"
-  api "games.rednblack.miniaudio:gdx-miniaudio-platform:$miniaudioVersion:natives-x86_64"
-  natives "com.badlogicgames.gdx:gdx-freetype-platform:$gdxVersion:natives-arm64-v8a"
-  natives "com.badlogicgames.gdx:gdx-freetype-platform:$gdxVersion:natives-armeabi-v7a"
-  natives "com.badlogicgames.gdx:gdx-freetype-platform:$gdxVersion:natives-x86"
-  natives "com.badlogicgames.gdx:gdx-freetype-platform:$gdxVersion:natives-x86_64"
-  natives "com.badlogicgames.gdx:gdx-platform:$gdxVersion:natives-arm64-v8a"
-  natives "com.badlogicgames.gdx:gdx-platform:$gdxVersion:natives-armeabi-v7a"
-  natives "com.badlogicgames.gdx:gdx-platform:$gdxVersion:natives-x86"
-  natives "com.badlogicgames.gdx:gdx-platform:$gdxVersion:natives-x86_64"
+configurations {
+  coreLibraryDesugaring
+}
+
+repositories {
+  // needed for AAPT2, may be needed for other tools
+  google()
 }
 
 // Called every time gradle gets executed, takes the native dependencies of
diff --git a/android/src/main/java/me/stringdotjar/polyverse/android/AndroidLauncher.java b/android/src/main/java/me/stringdotjar/polyverse/android/AndroidLauncher.java
index 1ead2b3..b5485e5 100644
--- a/android/src/main/java/me/stringdotjar/polyverse/android/AndroidLauncher.java
+++ b/android/src/main/java/me/stringdotjar/polyverse/android/AndroidLauncher.java
@@ -17,7 +17,10 @@ protected void onCreate(Bundle savedInstanceState) {
       PolyverseConstants.WINDOW_TITLE,
       PolyverseConstants.WINDOW_WIDTH,
       PolyverseConstants.WINDOW_HEIGHT,
-      new InitState()
+      new InitState(),
+      PolyverseConstants.FRAMERATE,
+      PolyverseConstants.VSYNC,
+      PolyverseConstants.FULLSCREEN
     );
     AndroidApplicationConfiguration configuration = new AndroidApplicationConfiguration();
     configuration.useImmersiveMode = true; // Recommended, but not required.
diff --git a/assets/another_test.groovy b/assets/another_test.groovy
index e379d50..9461c7f 100644
--- a/assets/another_test.groovy
+++ b/assets/another_test.groovy
@@ -1,7 +1,7 @@
 import com.badlogic.gdx.Gdx
 import com.badlogic.gdx.Input
 import me.stringdotjar.flixelgdx.Flixel
-import me.stringdotjar.flixelgdx.backend.FlixelPaths
+import me.stringdotjar.flixelgdx.util.FlixelPathsUtil
 import me.stringdotjar.flixelgdx.graphics.sprite.FlixelSprite
 import me.stringdotjar.polyverse.util.PolyverseConstants
 import me.stringdotjar.polyverse.script.type.Script
@@ -26,7 +26,7 @@ class AnotherTestClass extends Script {
     super.onUpdate(delta)
 
     if (Gdx.input.isKeyJustPressed(Input.Keys.SPACE)) {
-      var sprite = new FlixelSprite().loadGraphic(FlixelPaths.sharedImageAsset("pauseAlt/bfLol"))
+      var sprite = new FlixelSprite().loadGraphic(FlixelPathsUtil.sharedImageAsset("pauseAlt/bfLol"))
       var randomPosX = new Random().nextInt(PolyverseConstants.WINDOW_WIDTH)
       var randomPosY = new Random().nextInt(PolyverseConstants.WINDOW_HEIGHT)
 
diff --git a/assets/test.groovy b/assets/test.groovy
index c677497..e532843 100644
--- a/assets/test.groovy
+++ b/assets/test.groovy
@@ -3,7 +3,7 @@ import com.badlogic.gdx.Input
 import com.badlogic.gdx.graphics.Color
 import me.stringdotjar.flixelgdx.Flixel
 import me.stringdotjar.flixelgdx.graphics.FlixelState
-import me.stringdotjar.flixelgdx.backend.FlixelPaths
+import me.stringdotjar.flixelgdx.util.FlixelPathsUtil
 import me.stringdotjar.flixelgdx.graphics.sprite.FlixelSprite
 import me.stringdotjar.polyverse.script.type.SystemScript
 
@@ -55,7 +55,7 @@ class TestState extends FlixelState {
 
 //    test.changeX(-30)
 
-    test = new FlixelSprite().loadGraphic(FlixelPaths.sharedImageAsset('NOTE_hold_assets'))
+    test = new FlixelSprite().loadGraphic(FlixelPathsUtil.sharedImageAsset('NOTE_hold_assets'))
     add(test)
   }
 
diff --git a/build.gradle b/build.gradle
index d4a54ad..e22e156 100644
--- a/build.gradle
+++ b/build.gradle
@@ -26,7 +26,7 @@ allprojects {
   }
 }
 
-configure(subprojects - project(':android')) {
+configure(subprojects.findAll { !it.path.contains('android') }) {
   apply plugin: 'java-library'
   sourceCompatibility = 17
 
diff --git a/flixelgdx/android/build.gradle b/flixelgdx/android/build.gradle
new file mode 100644
index 0000000..e2c423e
--- /dev/null
+++ b/flixelgdx/android/build.gradle
@@ -0,0 +1,48 @@
+eclipse.project.name = appName + '-flixelgdx-android'
+
+apply plugin: 'com.android.library'
+
+android {
+  namespace "me.stringdotjar.flixelgdx"
+  compileSdk 36
+
+  defaultConfig {
+    multiDexEnabled = true
+    minSdkVersion 34
+    targetSdkVersion 35
+  }
+  compileOptions {
+    coreLibraryDesugaringEnabled = true
+    sourceCompatibility JavaVersion.VERSION_17
+    targetCompatibility JavaVersion.VERSION_17
+  }
+}
+
+repositories {
+  // needed for AAPT2, may be needed for other tools
+  google()
+}
+
+configurations {
+  coreLibraryDesugaring
+}
+
+dependencies {
+  coreLibraryDesugaring 'com.android.tools:desugar_jdk_libs:2.1.5'
+
+  api project(":flixelgdx:core")
+  api "androidx.multidex:multidex:2.0.1"
+  api "games.rednblack.miniaudio:gdx-miniaudio-platform:$miniaudioVersion:natives-armeabi-v7a"
+  api "games.rednblack.miniaudio:gdx-miniaudio-platform:$miniaudioVersion:natives-arm64-v8a"
+  api "games.rednblack.miniaudio:gdx-miniaudio-platform:$miniaudioVersion:natives-x86"
+  api "games.rednblack.miniaudio:gdx-miniaudio-platform:$miniaudioVersion:natives-x86_64"
+  api "com.badlogicgames.gdx:gdx-freetype-platform:$gdxVersion:natives-arm64-v8a"
+  api "com.badlogicgames.gdx:gdx-freetype-platform:$gdxVersion:natives-armeabi-v7a"
+  api "com.badlogicgames.gdx:gdx-freetype-platform:$gdxVersion:natives-x86"
+  api "com.badlogicgames.gdx:gdx-freetype-platform:$gdxVersion:natives-x86_64"
+  api "com.badlogicgames.gdx:gdx-platform:$gdxVersion:natives-arm64-v8a"
+  api "com.badlogicgames.gdx:gdx-platform:$gdxVersion:natives-armeabi-v7a"
+  api "com.badlogicgames.gdx:gdx-platform:$gdxVersion:natives-x86"
+  api "com.badlogicgames.gdx:gdx-platform:$gdxVersion:natives-x86_64"
+  api "com.badlogicgames.gdx:gdx-backend-android:$gdxVersion"
+}
diff --git a/flixelgdx/android/src/main/java/me/stringdotjar/flixelgdx/backend/android/FlixelAndroidLauncher.java b/flixelgdx/android/src/main/java/me/stringdotjar/flixelgdx/backend/android/FlixelAndroidLauncher.java
new file mode 100644
index 0000000..bb43052
--- /dev/null
+++ b/flixelgdx/android/src/main/java/me/stringdotjar/flixelgdx/backend/android/FlixelAndroidLauncher.java
@@ -0,0 +1,19 @@
+package me.stringdotjar.flixelgdx.backend.android;
+
+import me.stringdotjar.flixelgdx.FlixelGame;
+
+/**
+ * Launches the Android version of a FlixelGDX game.
+ */
+public class FlixelAndroidLauncher {
+
+  /**
+   * Launches the Android version of the game with the given game instance.
+   *
+   * <p>This should be called from the onCreate method of the Android launcher class, and the
+   * game instance should be created in the same general area.
+   *
+   * @param game The game instance to launch. This should already be initialized with the desired configuration values.
+   */
+  public static void launch (FlixelGame game) {}
+}
diff --git a/flixelgdx/build.gradle b/flixelgdx/build.gradle
index f706a5c..40479df 100644
--- a/flixelgdx/build.gradle
+++ b/flixelgdx/build.gradle
@@ -1,18 +1,18 @@
-[compileJava, compileTestJava]*.options*.encoding = 'UTF-8'
-eclipse.project.name = appName + '-flixelgdx'
+subprojects {
 
-dependencies {
-  api "com.badlogicgames.gdx:gdx-freetype:$gdxVersion"
-  api "com.badlogicgames.gdx:gdx:$gdxVersion"
-  api "com.github.tommyettinger:anim8-gdx:$anim8Version"
-  api "com.github.tommyettinger:libgdx-utils:$utilsVersion"
-  api "io.github.libktx:ktx-freetype:$ktxVersion"
-  api "games.rednblack.miniaudio:miniaudio:$miniaudioVersion"
-  api "org.fusesource.jansi:jansi:$jansiVersion"
+  group = 'me.stringdotjar.flixelgdx'
+  version = '1.0.0'
 
-  implementation "org.jetbrains:annotations:26.0.2-1"
-
-  if (enableGraalNative == 'true') {
-    implementation "io.github.berstanio:gdx-svmhelper-annotations:$graalHelperVersion"
+  // Force Java 17 for the entire framework.
+  if (!project.path.contains('android')) {
+    plugins.withType(JavaPlugin).tap {
+      configureEach {
+        java {
+          toolchain {
+            languageVersion = JavaLanguageVersion.of(17)
+          }
+        }
+      }
+    }
   }
 }
diff --git a/flixelgdx/core/build.gradle b/flixelgdx/core/build.gradle
new file mode 100644
index 0000000..aaf9188
--- /dev/null
+++ b/flixelgdx/core/build.gradle
@@ -0,0 +1,24 @@
+[compileJava, compileTestJava]*.options*.encoding = 'UTF-8'
+eclipse.project.name = appName + '-flixelgdx-core'
+
+apply plugin: "java-library"
+
+java {
+  sourceCompatibility = 17
+  targetCompatibility = 17
+}
+
+dependencies {
+  api "com.badlogicgames.gdx:gdx:$gdxVersion"
+  api "com.badlogicgames.gdx:gdx-freetype:$gdxVersion"
+  api "com.github.tommyettinger:anim8-gdx:$anim8Version"
+  api "com.github.tommyettinger:libgdx-utils:$utilsVersion"
+  api "games.rednblack.miniaudio:miniaudio:$miniaudioVersion"
+  api "org.fusesource.jansi:jansi:$jansiVersion"
+
+  implementation "org.jetbrains:annotations:26.1.0"
+
+  if (enableGraalNative == 'true') {
+    implementation "io.github.berstanio:gdx-svmhelper-annotations:$graalHelperVersion"
+  }
+}
diff --git a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/Flixel.java b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/Flixel.java
similarity index 91%
rename from flixelgdx/src/main/java/me/stringdotjar/flixelgdx/Flixel.java
rename to flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/Flixel.java
index dba6a01..1515e93 100644
--- a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/Flixel.java
+++ b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/Flixel.java
@@ -9,7 +9,7 @@
 import games.rednblack.miniaudio.MASound;
 import games.rednblack.miniaudio.MiniAudio;
 import games.rednblack.miniaudio.loader.MASoundLoader;
-import me.stringdotjar.flixelgdx.backend.FlixelPaths;
+import me.stringdotjar.flixelgdx.util.FlixelPathsUtil;
 import me.stringdotjar.flixelgdx.graphics.FlixelState;
 import me.stringdotjar.flixelgdx.graphics.FlixelCamera;
 import me.stringdotjar.flixelgdx.signal.FlixelSignal;
@@ -111,8 +111,8 @@ public static void switchState(FlixelState newState) {
    * FileHandle} like so:
    *
    * <pre>{@code
-   * // Notice how it uses the FlixelPaths class provided by Flixel'.
-   * Flixel.playSound(FlixelPaths.external("your/path/here").path());
+   * // Notice how it uses the FlixelPathsUtil class provided by Flixel'.
+   * Flixel.playSound(FlixelPathsUtil.external("your/path/here").path());
    * }</pre>
    *
    * @param path The path to load the sound from. Note that if you're loading an external sound
@@ -131,8 +131,8 @@ public static MASound playSound(String path) {
    * FileHandle} like so:
    *
    * <pre>{@code
-   * // Notice how it uses the FlixelPaths class provided by Flixel'.
-   * Flixel.playSound(FlixelPaths.external("your/path/here").path(), 1);
+   * // Notice how it uses the FlixelPathsUtil class provided by Flixel'.
+   * Flixel.playSound(FlixelPathsUtil.external("your/path/here").path(), 1);
    * }</pre>
    *
    * @param path The path to load the sound from. Note that if you're loading an external sound
@@ -152,8 +152,8 @@ public static MASound playSound(String path, float volume) {
    * FileHandle} like so:
    *
    * <pre>{@code
-   * // Notice how it uses the FlixelPaths class provided by Flixel'.
-   * Flixel.playSound(FlixelPaths.external("your/path/here").path(), 1, false);
+   * // Notice how it uses the FlixelPathsUtil class provided by Flixel'.
+   * Flixel.playSound(FlixelPathsUtil.external("your/path/here").path(), 1, false);
    * }</pre>
    *
    * @param path The path to load the sound from. Note that if you're loading an external sound
@@ -174,9 +174,9 @@ public static MASound playSound(String path, float volume, boolean looping) {
    * FileHandle} like so:
    *
    * <pre>{@code
-   * // Notice how it uses the FlixelPaths class provided by Flixel'.
+   * // Notice how it uses the FlixelPathsUtil class provided by Flixel'.
    * // If null is passed down for the group, then the default sound group will be used.
-   * Flixel.playSound(FlixelPaths.external("your/path/here").path(), 1, false, null);
+   * Flixel.playSound(FlixelPathsUtil.external("your/path/here").path(), 1, false, null);
    * }</pre>
    *
    * @param path The path to load the sound from. Note that if you're loading an external sound
@@ -199,11 +199,11 @@ public static MASound playSound(String path, float volume, boolean looping, MAGr
    * FileHandle} like so:
    *
    * <pre>{@code
-   * // Notice how it uses the FlixelPaths class provided by Flixel'.
+   * // Notice how it uses the FlixelPathsUtil class provided by Flixel'.
    * // If null is passed down for the group, then the default sound group will be used.
    * // For the boolean attribute "external", you only should make it true for mobile builds,
    * // otherwise just simply leave it be or make it "false" for other platforms like desktop.
-   * Flixel.playSound(FlixelPaths.external("your/path/here").path(), 1, false, null, true);
+   * Flixel.playSound(FlixelPathsUtil.external("your/path/here").path(), 1, false, null, true);
    * }</pre>
    *
    * @param path The path to load the sound from. Note that if you're loading an external sound
@@ -217,7 +217,7 @@ public static MASound playSound(String path, float volume, boolean looping, MAGr
    * @return The new sound instance.
    */
   public static MASound playSound(@NotNull String path, float volume, boolean looping, MAGroup group, boolean external) {
-    String resolvedPath = external ? path : FlixelPaths.resolveAudioPath(path);
+    String resolvedPath = external ? path : FlixelPathsUtil.resolveAudioPath(path);
     MASound sound = engine.createSound(resolvedPath, (short) 0, (group != null) ? group : soundsGroup, external);
     Signals.preSoundPlayed.dispatch(new SoundPlayedSignalData(sound));
     sound.setVolume(volume);
@@ -234,8 +234,8 @@ public static MASound playSound(@NotNull String path, float volume, boolean loop
    * {@link FileHandle} like so:
    *
    * <pre>{@code
-   * // Notice how it uses the FlixelPaths class provided by Flixel'.
-   * Flixel.playMusic(FlixelPaths.external("your/path/here").path());
+   * // Notice how it uses the FlixelPathsUtil class provided by Flixel'.
+   * Flixel.playMusic(FlixelPathsUtil.external("your/path/here").path());
    * }</pre>
    *
    * @param path The path to load the music from. Note that if you're loading an external sound file
@@ -253,8 +253,8 @@ public static void playMusic(String path) {
    * {@link FileHandle} like so:
    *
    * <pre>{@code
-   * // Notice how it uses the FlixelPaths class provided by Flixel'.
-   * Flixel.playMusic(FlixelPaths.external("your/path/here").path(), 1);
+   * // Notice how it uses the FlixelPathsUtil class provided by Flixel'.
+   * Flixel.playMusic(FlixelPathsUtil.external("your/path/here").path(), 1);
    * }</pre>
    *
    * @param path The path to load the music from. Note that if you're loading an external sound file
@@ -273,8 +273,8 @@ public static void playMusic(String path, float volume) {
    * {@link FileHandle} like so:
    *
    * <pre>{@code
-   * // Notice how it uses the FlixelPaths class provided by Flixel'.
-   * Flixel.playMusic(FlixelPaths.external("your/path/here").path(), 1, false);
+   * // Notice how it uses the FlixelPathsUtil class provided by Flixel'.
+   * Flixel.playMusic(FlixelPathsUtil.external("your/path/here").path(), 1, false);
    * }</pre>
    *
    * @param path The path to load the music from. Note that if you're loading an external sound file
@@ -294,10 +294,10 @@ public static void playMusic(String path, float volume, boolean looping) {
    * {@link FileHandle} like so:
    *
    * <pre>{@code
-   * // Notice how it uses the FlixelPaths class provided by Flixel'.
+   * // Notice how it uses the FlixelPathsUtil class provided by Flixel'.
    * // For the boolean attribute "external", you only should make it true for mobile builds,
    * // otherwise just simply leave it be or make it "false" for other platforms like desktop.
-   * Flixel.playMusic(FlixelPaths.external("your/path/here").path(), 1, false, true);
+   * Flixel.playMusic(FlixelPathsUtil.external("your/path/here").path(), 1, false, true);
    * }</pre>
    *
    * @param path The path to load the music from. Note that if you're loading an external sound file
@@ -312,7 +312,7 @@ public static void playMusic(String path, float volume, boolean looping, boolean
     if (music != null) {
       music.stop();
     }
-    String resolvedPath = external ? path : FlixelPaths.resolveAudioPath(path);
+    String resolvedPath = external ? path : FlixelPathsUtil.resolveAudioPath(path);
     music = engine.createSound(resolvedPath, (short) 0, soundsGroup, external);
     music.setVolume(volume);
     music.setLooping(looping);
@@ -391,6 +391,14 @@ public static Vector2 getWindowSize() {
     return game.viewSize;
   }
 
+  public static int getWindowWidth() {
+    return (int) game.viewSize.x;
+  }
+
+  public static int getWindowHeight() {
+    return (int) game.viewSize.y;
+  }
+
   public static MiniAudio getAudioEngine() {
     return engine;
   }
@@ -420,7 +428,7 @@ public static boolean isFullscreen() {
   }
 
   public static void setLogMode(@NotNull FlixelLogMode mode) {
-    logMode = (mode != null) ? mode : FlixelLogMode.SIMPLE;
+    logMode = mode;
   }
 
   /**
diff --git a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/FlixelGame.java b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/FlixelGame.java
similarity index 82%
rename from flixelgdx/src/main/java/me/stringdotjar/flixelgdx/FlixelGame.java
rename to flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/FlixelGame.java
index bb34886..6e56bad 100644
--- a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/FlixelGame.java
+++ b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/FlixelGame.java
@@ -32,9 +32,9 @@
  *
  * <p>Use this for changing the core logic of the game's behavior. To actually use this properly, you
  * need to create a subclass of this and override the methods you want to change.
- * 
+ *
  * <p>It is recommended for using this in the following way:
- * 
+ *
  * <pre>{@code
  * // Create a new subclass of FlixelGame.
  * // Remember that you can override any methods to add extra functionality
@@ -45,9 +45,9 @@
  *   }
  * }
  * }</pre>
- * 
+ *
  * Then, in a platform-specific launcher, you can create a new instance of your game and run it:
- * 
+ *
  * <pre>{@code
  * // Example of how to create a new game instance and run it using the LWJGL3 launcher.
  * public class Lwjgl3Launcher {
@@ -55,19 +55,15 @@
  *     if (StartupHelper.startNewJvmIfRequired()) { // This handles macOS support and helps on Windows.
  *       return;
  *     }
- *     createApplication();
- *   }
- * 
- *   private static void createApplication() {
+ *
  *     MyGame game = new MyGame(
  *       "My Game",
  *       800,
  *       600,
  *       new InitialScreen() // The initial screen the game enters when it starts!
  *     );
- *     Flixel.initialize(game); // This is VERY important to do before creating the application!
- *     Vector2 size = game.getWindowSize();
- *     new Lwjgl3Application(game, createWindowConfiguration("My Game", (int) size.x, (int) size.y));
+ *
+ *     FlixelLwjgl3Launcher.launch(game);
  *   }
  * }
  * }
@@ -86,6 +82,15 @@ public abstract class FlixelGame implements ApplicationListener {
   /** The entry point screen the game starts in (which becomes null after the game is done setting up!). */
   protected FlixelState initialScreen;
 
+  /** The framerate of how fast the game should update and render. */
+  private int framerate;
+
+  /** Should the game use VSync to limit the framerate to the monitor's refresh rate? */
+  private boolean vsync;
+
+  /** Should the game start in fullscreen mode? */
+  protected boolean fullscreen;
+
   /** Is the game's window currently focused? */
   private boolean isFocused = true;
 
@@ -129,8 +134,17 @@ public abstract class FlixelGame implements ApplicationListener {
   private Thread logThread;
 
   /**
-   * Creates a new game instance with the specified title, window width/height, and initial screen. This configures
-   * the game's core parts, such as the camera, stage, etc.
+   * Creates a new game instance with the details specified.
+   *
+   * @param title The title of the game's window.
+   * @param initialScreen The initial screen to load when the game starts.
+   */
+  public FlixelGame(String title, FlixelState initialScreen) {
+    this(title, 640, 360, initialScreen, 60, true, false);
+  }
+
+  /**
+   * Creates a new game instance with the details specified.
    *
    * @param title The title of the game's window.
    * @param width The starting width of the game's window and how wide the camera should be.
@@ -138,10 +152,55 @@ public abstract class FlixelGame implements ApplicationListener {
    * @param initialScreen The initial screen to load when the game starts.
    */
   public FlixelGame(String title, int width, int height, FlixelState initialScreen) {
+    this(title, width, height, initialScreen, 60, true, false);
+  }
+
+  /**
+   * Creates a new game instance with the details specified.
+   *
+   * @param title The title of the game's window.
+   * @param width The starting width of the game's window and how wide the camera should be.
+   * @param height The starting height of the game's window and how tall the camera should be.
+   * @param initialScreen The initial screen to load when the game starts.
+   * @param framerate The framerate of how fast the game should update and render.
+   */
+  public FlixelGame(String title, int width, int height, FlixelState initialScreen, int framerate) {
+    this(title, width, height, initialScreen, framerate, true, false);
+  }
+
+  /**
+   * Creates a new game instance with the details specified.
+   *
+   * @param title The title of the game's window.
+   * @param width The starting width of the game's window and how wide the camera should be.
+   * @param height The starting height of the game's window and how tall the camera should be.
+   * @param initialScreen The initial screen to load when the game starts.
+   * @param framerate The framerate of how fast the game should update and render.
+   * @param vsync Should the game use VSync to limit the framerate to the monitor's refresh rate?
+   */
+  public FlixelGame(String title, int width, int height, FlixelState initialScreen, int framerate, boolean vsync) {
+    this(title, width, height, initialScreen, framerate, vsync, false);
+  }
+
+  /**
+   * Creates a new game instance with the details specified.
+   *
+   * @param title The title of the game's window.
+   * @param width The starting width of the game's window and how wide the camera should be.
+   * @param height The starting height of the game's window and how tall the camera should be.
+   * @param initialScreen The initial screen to load when the game starts.
+   * @param framerate The framerate of how fast the game should update and render.
+   * @param vsync Should the game use VSync to limit the framerate to the monitor's refresh rate?
+   * @param fullscreen Should the game start in fullscreen mode?
+   */
+  public FlixelGame(String title, int width, int height, FlixelState initialScreen, int framerate, boolean vsync, boolean fullscreen) {
     this.title = title;
     this.viewSize = new Vector2(width, height);
     this.windowSize = new Vector2(width, height);
     this.initialScreen = initialScreen;
+    this.framerate = framerate;
+    this.vsync = vsync;
+    this.fullscreen = fullscreen;
   }
 
   @Override
@@ -160,14 +219,14 @@ public void create() {
     cameras.add(new FlixelCamera((int) viewSize.x, (int) viewSize.y));
     stage = new Stage(getCamera().getViewport(), batch);
 
-    // Setup the background color for the game.
+    // Set up the background color for the game.
     Pixmap pixmap = new Pixmap(1, 1, Pixmap.Format.RGBA8888);
     pixmap.setColor(Color.WHITE);
     pixmap.fill();
     bgTexture = new Texture(pixmap);
     pixmap.dispose();
 
-    // Setup the log thread to write logs to a file.
+    // Set up the log thread to write logs to a file.
     setupLogWriterThread();
 
     Flixel.switchState(initialScreen);
@@ -200,7 +259,6 @@ public void update(float elapsed) {
     FlixelState state = Flixel.getState();
     state.update(elapsed);
 
-    // Update all members contained in the current state.
     state.getMembers().forEach(member -> member.update(elapsed));
 
     // Update all cameras.
@@ -275,6 +333,9 @@ public final void render() {
     windowSize.x = Gdx.graphics.getWidth();
     windowSize.y = Gdx.graphics.getHeight();
 
+    framerate = Gdx.graphics.getFramesPerSecond();
+    fullscreen = Gdx.graphics.isFullscreen();
+
     update(delta);
     draw();
   }
@@ -435,7 +496,7 @@ protected void setupLogWriterThread() {
           LocalDateTime now = LocalDateTime.now();
           DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd_HH-mm-ss");
           String date = now.format(formatter);
-  
+
           // Create/get the path to the logs folder, which is inside the game's working directory.
           Gdx.files.absolute(logsFolder).mkdirs();
 
@@ -444,11 +505,11 @@ protected void setupLogWriterThread() {
           if (logFiles != null && logFiles.length > maxLogFiles - 1) {
             for (int i = 0; i < logFiles.length - maxLogFiles - 1; i++) {
               logFiles[i].delete();
-            } 
+            }
           }
 
           FileHandle logFile = Gdx.files.absolute(logsFolder + "/flixel-" + date + ".log");
-  
+
           // Keep running until shutdown is requested AND the queue is fully drained.
           // This ensures logs added during dispose() (e.g. "Disposing...") are written.
           while (true) {
@@ -486,38 +547,6 @@ protected void setupLogWriterThread() {
     }
   }
 
-  public String getTitle() {
-    return title;
-  }
-
-  public Vector2 getViewSize() {
-    return viewSize;
-  }
-
-  public Vector2 getWindowSize() {
-    return windowSize;
-  }
-
-  public boolean isFocused() {
-    return isFocused;
-  }
-
-  public Stage getStage() {
-    return stage;
-  }
-
-  public boolean canStoreLogs() {
-    return canStoreLogs;
-  }
-
-  public void setCanStoreLogs(boolean canStoreLogs) {
-    this.canStoreLogs = canStoreLogs;
-  }
-
-  public ConcurrentLinkedQueue<String> getLogQueue() {
-    return logQueue;
-  }
-
   /**
    * Adds a log entry to the queue and notifies the log writer thread. Prefer this over
    * {@link #getLogQueue()} when adding logs so the writer wakes immediately instead of polling.
@@ -531,7 +560,7 @@ public void enqueueLog(String log) {
 
   /**
    * Gets the first camera that is part of the list. If the list is {@code null} or empty, then a new list (with a
-   * default camera accordingly).
+   * default camera accordingly) is created.
    *
    * @return The first camera in the list.
    */
@@ -559,6 +588,46 @@ public void resetCameras() {
     stage.setViewport(camera.getViewport());
   }
 
+  public String getTitle() {
+    return title;
+  }
+
+  public Vector2 getViewSize() {
+    return viewSize;
+  }
+
+  public Vector2 getWindowSize() {
+    return windowSize;
+  }
+
+  public int getWindowWidth() {
+    return (int) windowSize.x;
+  }
+
+  public  int getWindowHeight() {
+    return (int) windowSize.y;
+  }
+
+  public boolean isFocused() {
+    return isFocused;
+  }
+
+  public Stage getStage() {
+    return stage;
+  }
+
+  public boolean canStoreLogs() {
+    return canStoreLogs;
+  }
+
+  public void setCanStoreLogs(boolean canStoreLogs) {
+    this.canStoreLogs = canStoreLogs;
+  }
+
+  public ConcurrentLinkedQueue<String> getLogQueue() {
+    return logQueue;
+  }
+
   public SnapshotArray<FlixelCamera> getCameras() {
     return cameras;
   }
@@ -578,11 +647,33 @@ public boolean isMinimized() {
   public boolean isClosing() {
     return isClosing;
   }
-  
+
   public boolean isClosed() {
     return isClosed;
   }
 
+  public int getFramerate() {
+    return framerate;
+  }
+
+  public void setFramerate(int framerate) {
+    this.framerate = framerate;
+    Gdx.graphics.setForegroundFPS(framerate);
+  }
+
+  public boolean isVsync() {
+    return vsync;
+  }
+
+  public void setVsync(boolean vsync) {
+    this.vsync = vsync;
+    Gdx.graphics.setVSync(vsync);
+  }
+
+  public boolean isFullscreen() {
+    return fullscreen;
+  }
+
   public void setWindowSize(Vector2 newSize) {
     viewSize = newSize;
     Gdx.graphics.setWindowedMode((int) newSize.x, (int) newSize.y);
diff --git a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/graphics/FlixelBasic.java b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/graphics/FlixelBasic.java
similarity index 94%
rename from flixelgdx/src/main/java/me/stringdotjar/flixelgdx/graphics/FlixelBasic.java
rename to flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/graphics/FlixelBasic.java
index 623fa42..deef829 100644
--- a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/graphics/FlixelBasic.java
+++ b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/graphics/FlixelBasic.java
@@ -36,7 +36,9 @@ public FlixelBasic() {
   }
 
   /**
-   * Override this function to update your object's position and appearance.
+   * Updates the logic of {@code this} FlixelBasic.
+   *
+   * <p>Override this function to update your object's position and appearance.
    * This is where most game rules and behavioral code will go.
    *
    * @param elapsed Seconds elapsed since the last frame.
diff --git a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/graphics/FlixelCamera.java b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/graphics/FlixelCamera.java
similarity index 98%
rename from flixelgdx/src/main/java/me/stringdotjar/flixelgdx/graphics/FlixelCamera.java
rename to flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/graphics/FlixelCamera.java
index 5bc2ae3..575d215 100644
--- a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/graphics/FlixelCamera.java
+++ b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/graphics/FlixelCamera.java
@@ -10,8 +10,7 @@
 import com.badlogic.gdx.math.Vector2;
 import com.badlogic.gdx.utils.viewport.FitViewport;
 import com.badlogic.gdx.utils.viewport.Viewport;
-
-import static me.stringdotjar.flixelgdx.Flixel.getWindowSize;
+import me.stringdotjar.flixelgdx.Flixel;
 
 /**
  * The camera class is used to display the game's visuals.
@@ -34,7 +33,7 @@
 public class FlixelCamera extends FlixelBasic {
 
   /**
-   * Any {@code FlixelCamera} with a zoom of 0 (the default constructor value) 
+   * Any {@code FlixelCamera} with a zoom of 0 (the default constructor value)
    * will receive this zoom level instead.
    */
   public static float defaultZoom = 1.0f;
@@ -75,13 +74,13 @@ public class FlixelCamera extends FlixelBasic {
    * The X position of this camera's display in native screen pixels.
    * {@link #zoom} does NOT affect this value.
    */
-  public float x = 0f;
+  public float x;
 
   /**
    * The Y position of this camera's display in native screen pixels.
    * {@link #zoom} does NOT affect this value.
    */
-  public float y = 0f;
+  public float y;
 
   /** How wide the camera display is, in game pixels. */
   public int width;
@@ -118,10 +117,8 @@ public class FlixelCamera extends FlixelBasic {
   public Float maxScrollY;
 
   /**
-   * The dead zone rectangle, measured from the camera's upper left corner in game
-   * pixels.
-   * The camera will always keep the focus object inside this zone unless bumping
-   * against
+   * The dead zone rectangle, measured from the camera's upper left corner in game pixels.
+   * The camera will always keep the focus object inside this zone unless bumping against
    * scroll bounds. For rapid prototyping, use the preset styles with
    * {@link #follow(FlixelObject, FollowStyle, float)}.
    */
@@ -184,7 +181,7 @@ public class FlixelCamera extends FlixelBasic {
    * {@link OrthographicCamera} and {@link FitViewport}.
    */
   public FlixelCamera() {
-    this(0f, 0f, (int) getWindowSize().x, (int) getWindowSize().y, 0f);
+    this(0f, 0f, Flixel.getWindowWidth(), Flixel.getWindowHeight(), 0f);
   }
 
   /**
@@ -245,10 +242,8 @@ public FlixelCamera(float x, float y, int width, int height, float zoom) {
    * {@link Viewport} types.
    *
    * <p>
-   * If {@code viewport} is provided, its camera is used (the {@code camera}
-   * parameter is ignored).
-   * If only {@code camera} is provided, it is wrapped in a new
-   * {@link FitViewport}.
+   * If {@code viewport} is provided, its camera is used (the {@code camera} parameter is ignored).
+   * If only {@code camera} is provided, it is wrapped in a new {@link FitViewport}.
    * If neither is provided, an {@link OrthographicCamera} and {@link FitViewport}
    * are created.
    *
@@ -264,8 +259,8 @@ public FlixelCamera(float x, float y, int width, int height, float zoom, Camera
     super();
     this.x = x;
     this.y = y;
-    this.width = (width <= 0) ? (int) getWindowSize().x : width;
-    this.height = (height <= 0) ? (int) getWindowSize().y : height;
+    this.width = (width <= 0) ? Flixel.getWindowWidth() : width;
+    this.height = (height <= 0) ? Flixel.getWindowHeight() : height;
 
     if (viewport != null) {
       this.viewport = viewport;
@@ -403,8 +398,7 @@ public void focusOn(Vector2 point) {
 
   /**
    * Snaps the camera to the current {@link #target} position with no easing, then
-   * clamps
-   * scroll to bounds. Useful after teleporting the target.
+   * clamps scroll to bounds. Useful after teleporting the target.
    */
   public void snapToTarget() {
     if (target == null) {
@@ -1080,8 +1074,8 @@ public FlixelCamera copyFrom(FlixelCamera other) {
    */
   public void onResize() {
     viewport.update(
-      (int) getWindowSize().x,
-      (int) getWindowSize().y,
+      Flixel.getWindowWidth(),
+      Flixel.getWindowHeight(),
       true
     );
   }
diff --git a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/graphics/FlixelObject.java b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/graphics/FlixelObject.java
similarity index 100%
rename from flixelgdx/src/main/java/me/stringdotjar/flixelgdx/graphics/FlixelObject.java
rename to flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/graphics/FlixelObject.java
diff --git a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/graphics/FlixelState.java b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/graphics/FlixelState.java
similarity index 100%
rename from flixelgdx/src/main/java/me/stringdotjar/flixelgdx/graphics/FlixelState.java
rename to flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/graphics/FlixelState.java
diff --git a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/graphics/sprite/FlixelSprite.java b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/graphics/sprite/FlixelSprite.java
similarity index 100%
rename from flixelgdx/src/main/java/me/stringdotjar/flixelgdx/graphics/sprite/FlixelSprite.java
rename to flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/graphics/sprite/FlixelSprite.java
diff --git a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/graphics/text/FlixelFontRegistry.java b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/graphics/text/FlixelFontRegistry.java
similarity index 100%
rename from flixelgdx/src/main/java/me/stringdotjar/flixelgdx/graphics/text/FlixelFontRegistry.java
rename to flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/graphics/text/FlixelFontRegistry.java
diff --git a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/graphics/text/FlixelText.java b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/graphics/text/FlixelText.java
similarity index 100%
rename from flixelgdx/src/main/java/me/stringdotjar/flixelgdx/graphics/text/FlixelText.java
rename to flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/graphics/text/FlixelText.java
diff --git a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/group/FlixelGroup.java b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/group/FlixelGroup.java
similarity index 100%
rename from flixelgdx/src/main/java/me/stringdotjar/flixelgdx/group/FlixelGroup.java
rename to flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/group/FlixelGroup.java
diff --git a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/group/FlixelGroupable.java b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/group/FlixelGroupable.java
similarity index 100%
rename from flixelgdx/src/main/java/me/stringdotjar/flixelgdx/group/FlixelGroupable.java
rename to flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/group/FlixelGroupable.java
diff --git a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/group/FlixelSpriteGroup.java b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/group/FlixelSpriteGroup.java
similarity index 100%
rename from flixelgdx/src/main/java/me/stringdotjar/flixelgdx/group/FlixelSpriteGroup.java
rename to flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/group/FlixelSpriteGroup.java
diff --git a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/input/FlixelKey.java b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/input/FlixelKey.java
similarity index 100%
rename from flixelgdx/src/main/java/me/stringdotjar/flixelgdx/input/FlixelKey.java
rename to flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/input/FlixelKey.java
diff --git a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/signal/FlixelSignal.java b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/signal/FlixelSignal.java
similarity index 100%
rename from flixelgdx/src/main/java/me/stringdotjar/flixelgdx/signal/FlixelSignal.java
rename to flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/signal/FlixelSignal.java
diff --git a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/signal/FlixelSignalData.java b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/signal/FlixelSignalData.java
similarity index 100%
rename from flixelgdx/src/main/java/me/stringdotjar/flixelgdx/signal/FlixelSignalData.java
rename to flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/signal/FlixelSignalData.java
diff --git a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/tween/FlixelEase.java b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/tween/FlixelEase.java
similarity index 100%
rename from flixelgdx/src/main/java/me/stringdotjar/flixelgdx/tween/FlixelEase.java
rename to flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/tween/FlixelEase.java
diff --git a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/tween/FlixelTween.java b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/tween/FlixelTween.java
similarity index 100%
rename from flixelgdx/src/main/java/me/stringdotjar/flixelgdx/tween/FlixelTween.java
rename to flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/tween/FlixelTween.java
diff --git a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/tween/FlixelTweenManager.java b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/tween/FlixelTweenManager.java
similarity index 100%
rename from flixelgdx/src/main/java/me/stringdotjar/flixelgdx/tween/FlixelTweenManager.java
rename to flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/tween/FlixelTweenManager.java
diff --git a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/tween/settings/FlixelTweenSettings.java b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/tween/settings/FlixelTweenSettings.java
similarity index 100%
rename from flixelgdx/src/main/java/me/stringdotjar/flixelgdx/tween/settings/FlixelTweenSettings.java
rename to flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/tween/settings/FlixelTweenSettings.java
diff --git a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/tween/settings/FlixelTweenType.java b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/tween/settings/FlixelTweenType.java
similarity index 100%
rename from flixelgdx/src/main/java/me/stringdotjar/flixelgdx/tween/settings/FlixelTweenType.java
rename to flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/tween/settings/FlixelTweenType.java
diff --git a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/tween/type/FlixelNumTween.java b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/tween/type/FlixelNumTween.java
similarity index 100%
rename from flixelgdx/src/main/java/me/stringdotjar/flixelgdx/tween/type/FlixelNumTween.java
rename to flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/tween/type/FlixelNumTween.java
diff --git a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/tween/type/FlixelVarTween.java b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/tween/type/FlixelVarTween.java
similarity index 100%
rename from flixelgdx/src/main/java/me/stringdotjar/flixelgdx/tween/type/FlixelVarTween.java
rename to flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/tween/type/FlixelVarTween.java
diff --git a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/util/FlixelConstants.java b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/util/FlixelConstants.java
similarity index 100%
rename from flixelgdx/src/main/java/me/stringdotjar/flixelgdx/util/FlixelConstants.java
rename to flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/util/FlixelConstants.java
diff --git a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/util/FlixelMathUtil.java b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/util/FlixelMathUtil.java
similarity index 100%
rename from flixelgdx/src/main/java/me/stringdotjar/flixelgdx/util/FlixelMathUtil.java
rename to flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/util/FlixelMathUtil.java
diff --git a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/backend/FlixelPaths.java b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/util/FlixelPathsUtil.java
similarity index 92%
rename from flixelgdx/src/main/java/me/stringdotjar/flixelgdx/backend/FlixelPaths.java
rename to flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/util/FlixelPathsUtil.java
index 0612bd2..8764ac7 100644
--- a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/backend/FlixelPaths.java
+++ b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/util/FlixelPathsUtil.java
@@ -1,4 +1,4 @@
-package me.stringdotjar.flixelgdx.backend;
+package me.stringdotjar.flixelgdx.util;
 
 import com.badlogic.gdx.Gdx;
 import com.badlogic.gdx.files.FileHandle;
@@ -9,7 +9,7 @@
 import java.util.concurrent.ConcurrentHashMap;
 
 /** Utility class for simplifying asset paths and libGDX {@link FileHandle}s. */
-public final class FlixelPaths {
+public final class FlixelPathsUtil {
 
   private static final Map<String, String> audioPathCache = new ConcurrentHashMap<>();
 
@@ -51,7 +51,7 @@ public static FileHandle external(String path) {
    * @return An absolute filesystem path that MiniAudio can open.
    */
   public static String resolveAudioPath(String path) {
-    return audioPathCache.computeIfAbsent(path, FlixelPaths::extractAudioPath);
+    return audioPathCache.computeIfAbsent(path, FlixelPathsUtil::extractAudioPath);
   }
 
   private static String extractAudioPath(String path) {
@@ -71,5 +71,5 @@ private static String extractAudioPath(String path) {
     }
   }
 
-  private FlixelPaths() {}
+  private FlixelPathsUtil() {}
 }
diff --git a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/util/FlixelReflectUtil.java b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/util/FlixelReflectUtil.java
similarity index 100%
rename from flixelgdx/src/main/java/me/stringdotjar/flixelgdx/util/FlixelReflectUtil.java
rename to flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/util/FlixelReflectUtil.java
diff --git a/flixelgdx/src/main/java/me/stringdotjar/flixelgdx/util/FlixelRuntimeUtil.java b/flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/util/FlixelRuntimeUtil.java
similarity index 100%
rename from flixelgdx/src/main/java/me/stringdotjar/flixelgdx/util/FlixelRuntimeUtil.java
rename to flixelgdx/core/src/main/java/me/stringdotjar/flixelgdx/util/FlixelRuntimeUtil.java
diff --git a/flixelgdx/lwjgl3/build.gradle b/flixelgdx/lwjgl3/build.gradle
new file mode 100644
index 0000000..4e8bcd5
--- /dev/null
+++ b/flixelgdx/lwjgl3/build.gradle
@@ -0,0 +1,18 @@
+[compileJava, compileTestJava]*.options*.encoding = 'UTF-8'
+eclipse.project.name = appName + '-flixelgdx-lwjgl3'
+
+apply plugin: "java-library"
+
+java {
+  sourceCompatibility = 17
+  targetCompatibility = 17
+}
+
+dependencies {
+  api project(":flixelgdx:core")
+
+  api "games.rednblack.miniaudio:gdx-miniaudio-platform:$miniaudioVersion:natives-desktop"
+  api "com.badlogicgames.gdx:gdx-backend-lwjgl3:$gdxVersion"
+  api "com.badlogicgames.gdx:gdx-freetype-platform:$gdxVersion:natives-desktop"
+  api "com.badlogicgames.gdx:gdx-platform:$gdxVersion:natives-desktop"
+}
diff --git a/flixelgdx/lwjgl3/src/main/java/me/stringdotjar/flixelgdx/backend/lwjgl3/FlixelLwjgl3Launcher.java b/flixelgdx/lwjgl3/src/main/java/me/stringdotjar/flixelgdx/backend/lwjgl3/FlixelLwjgl3Launcher.java
new file mode 100644
index 0000000..4d27fea
--- /dev/null
+++ b/flixelgdx/lwjgl3/src/main/java/me/stringdotjar/flixelgdx/backend/lwjgl3/FlixelLwjgl3Launcher.java
@@ -0,0 +1,55 @@
+package me.stringdotjar.flixelgdx.backend.lwjgl3;
+
+import com.badlogic.gdx.backends.lwjgl3.Lwjgl3Application;
+import com.badlogic.gdx.backends.lwjgl3.Lwjgl3ApplicationConfiguration;
+import com.badlogic.gdx.backends.lwjgl3.Lwjgl3WindowAdapter;
+import me.stringdotjar.flixelgdx.Flixel;
+import me.stringdotjar.flixelgdx.FlixelGame;
+
+/**
+ * Launches the desktop (LWJGL3) version of the Flixel game.
+ */
+public class FlixelLwjgl3Launcher {
+
+  /**
+   * Launches the LWJGL3 version of the Flixel game with the given game instance. This should be called from the main
+   * method of the libGDX LWJGL3 launcher class, and the game instance should be created in the same general area.
+   *
+   * @param game The game instance to launch. This should already be initialized with the desired configuration values.
+   */
+  public static void launch(FlixelGame game, String... icons) {
+    Flixel.initialize(game);
+
+    Lwjgl3ApplicationConfiguration configuration = new Lwjgl3ApplicationConfiguration();
+    configuration.setTitle(game.getTitle());
+    configuration.useVsync(game.isVsync());
+    configuration.setForegroundFPS(game.getFramerate());
+    if (game.isFullscreen()) {
+      configuration.setFullscreenMode(Lwjgl3ApplicationConfiguration.getDisplayMode());
+    } else {
+      configuration.setWindowedMode(game.getWindowWidth(), game.getWindowHeight());
+    }
+    configuration.setWindowIcon(icons);
+    configuration.setWindowListener(new Lwjgl3WindowAdapter() {
+      @Override
+      public void focusGained() {
+        super.focusGained();
+        Flixel.getGame().onWindowFocused();
+      }
+
+      @Override
+      public void focusLost() {
+        super.focusLost();
+        Flixel.getGame().onWindowUnfocused();
+      }
+
+      @Override
+      public void iconified(boolean isIconified) {
+        super.iconified(isIconified);
+        Flixel.getGame().onWindowMinimized(isIconified);
+      }
+    });
+
+    new Lwjgl3Application(game, configuration);
+  }
+}
diff --git a/gradle.properties b/gradle.properties
index 10c6471..1b2cd49 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -12,7 +12,6 @@ org.gradle.configureondemand=false
 # Documented at: https://docs.gradle.org/current/userguide/command_line_interface.html#sec:command_line_logging
 org.gradle.logging.level=quiet
 anim8Version=0.5.3
-ktxVersion=1.13.1-rc1
 utilsVersion=0.13.7
 graalHelperVersion=2.0.1
 android.useAndroidX=true
diff --git a/lwjgl3/build.gradle b/lwjgl3/build.gradle
index 533f910..bcd9bd5 100644
--- a/lwjgl3/build.gradle
+++ b/lwjgl3/build.gradle
@@ -25,12 +25,8 @@ if (JavaVersion.current().isJava9Compatible()) {
 }
 
 dependencies {
-  api "games.rednblack.miniaudio:gdx-miniaudio-platform:$miniaudioVersion:natives-desktop"
-  implementation "com.badlogicgames.gdx:gdx-backend-lwjgl3:$gdxVersion"
-  implementation "com.badlogicgames.gdx:gdx-freetype-platform:$gdxVersion:natives-desktop"
-  implementation "com.badlogicgames.gdx:gdx-platform:$gdxVersion:natives-desktop"
-    implementation project(':polyverse')
-    implementation project(":flixelgdx")
+  implementation project(':polyverse')
+  implementation project(":flixelgdx:lwjgl3")
 
   if (enableGraalNative == 'true') {
     implementation "io.github.berstanio:gdx-svmhelper-backend-lwjgl3:$graalHelperVersion"
diff --git a/lwjgl3/src/main/java/me/stringdotjar/polyverse/lwjgl3/Lwjgl3Launcher.java b/lwjgl3/src/main/java/me/stringdotjar/polyverse/lwjgl3/Lwjgl3Launcher.java
index d5487df..92cc3df 100644
--- a/lwjgl3/src/main/java/me/stringdotjar/polyverse/lwjgl3/Lwjgl3Launcher.java
+++ b/lwjgl3/src/main/java/me/stringdotjar/polyverse/lwjgl3/Lwjgl3Launcher.java
@@ -1,9 +1,6 @@
 package me.stringdotjar.polyverse.lwjgl3;
 
-import com.badlogic.gdx.backends.lwjgl3.Lwjgl3Application;
-import com.badlogic.gdx.backends.lwjgl3.Lwjgl3ApplicationConfiguration;
-import com.badlogic.gdx.backends.lwjgl3.Lwjgl3WindowAdapter;
-import me.stringdotjar.flixelgdx.Flixel;
+import me.stringdotjar.flixelgdx.backend.lwjgl3.FlixelLwjgl3Launcher;
 import me.stringdotjar.polyverse.PolyverseApp;
 import me.stringdotjar.polyverse.InitState;
 import me.stringdotjar.polyverse.util.PolyverseConstants;
@@ -15,61 +12,17 @@ public static void main(String[] args) {
     if (StartupHelper.startNewJvmIfRequired()) { // This handles macOS support and helps on Windows.
       return;
     }
-    createApplication();
-  }
 
-  private static void createApplication() {
     PolyverseApp app = new PolyverseApp(
       PolyverseConstants.WINDOW_TITLE,
       PolyverseConstants.WINDOW_WIDTH,
       PolyverseConstants.WINDOW_HEIGHT,
-      new InitState()
+      new InitState(),
+      PolyverseConstants.FRAMERATE,
+      PolyverseConstants.VSYNC,
+      PolyverseConstants.FULLSCREEN
     );
-    Flixel.initialize(app); // This is VERY important to do before creating the application!
-    var size = app.getWindowSize();
-    new Lwjgl3Application(app, createWindowConfiguration(app.getTitle(), (int) size.x, (int) size.y));
-  }
-
-  private static Lwjgl3ApplicationConfiguration createWindowConfiguration(String title, int width, int height) {
-    Lwjgl3ApplicationConfiguration configuration = new Lwjgl3ApplicationConfiguration();
-    configuration.setTitle(title);
-    // Vsync limits the frames per second to what your hardware can display, and helps eliminate
-    // screen tearing. This setting doesn't always work on Linux, so the line after is a safeguard.
-    configuration.useVsync(true);
-    // Limits FPS to the refresh rate of the currently active monitor, plus 1 to try to match
-    // fractional refresh rates. The Vsync setting above should limit the actual FPS to match the monitor.
-    configuration.setForegroundFPS(Lwjgl3ApplicationConfiguration.getDisplayMode().refreshRate + 1);
-    // If you remove the above line and set Vsync to false, you can get unlimited FPS, which can be
-    // useful for testing performance, but can also be very stressful to some hardware.
-    // You may also need to configure GPU drivers to fully disable Vsync; this can cause screen tearing.
-    configuration.setWindowedMode(width, height);
-    // You can change these files; they are in lwjgl3/src/main/resources/ .
-    // They can also be loaded from the root of assets/ .
-    configuration.setWindowIcon("icon128.png", "icon64.png", "icon32.png", "icon16.png");
-
-    // Add listeners for window focus and minimization events.
-    // Only add or change code here if you MUST change something pre-config wise that simply
-    // cannot be done in the core folder!
-    configuration.setWindowListener(new Lwjgl3WindowAdapter() {
-      @Override
-      public void focusGained() {
-        super.focusGained();
-        Flixel.getGame().onWindowFocused();
-      }
-
-      @Override
-      public void focusLost() {
-        super.focusLost();
-        Flixel.getGame().onWindowUnfocused();
-      }
-
-      @Override
-      public void iconified(boolean isIconified) {
-        super.iconified(isIconified);
-        Flixel.getGame().onWindowMinimized(isIconified);
-      }
-    });
 
-    return configuration;
+    FlixelLwjgl3Launcher.launch(app, "icon128.png", "icon64.png", "icon32.png", "icon16.png");
   }
 }
diff --git a/polyverse/build.gradle b/polyverse/build.gradle
index f0f4d2e..983a7e0 100644
--- a/polyverse/build.gradle
+++ b/polyverse/build.gradle
@@ -2,16 +2,10 @@
 eclipse.project.name = appName + '-polyverse'
 
 dependencies {
-  api "com.badlogicgames.gdx:gdx-freetype:$gdxVersion"
-  api "com.badlogicgames.gdx:gdx:$gdxVersion"
-  api "com.github.tommyettinger:anim8-gdx:$anim8Version"
-  api "com.github.tommyettinger:libgdx-utils:$utilsVersion"
-  api "io.github.libktx:ktx-freetype:$ktxVersion"
-  api "games.rednblack.miniaudio:miniaudio:$miniaudioVersion"
-  api project(":flixelgdx")
-
-  implementation "org.apache.groovy:groovy:5.0.3"
-  implementation "org.jetbrains:annotations:26.0.2-1"
+  implementation project(":flixelgdx:core")
+
+  implementation "org.apache.groovy:groovy:5.0.4"
+  implementation "org.jetbrains:annotations:26.1.0"
 
   if (enableGraalNative == 'true') {
     implementation "io.github.berstanio:gdx-svmhelper-annotations:$graalHelperVersion"
diff --git a/polyverse/src/main/java/me/stringdotjar/polyverse/InitState.java b/polyverse/src/main/java/me/stringdotjar/polyverse/InitState.java
index a5844dd..a2d2cbe 100644
--- a/polyverse/src/main/java/me/stringdotjar/polyverse/InitState.java
+++ b/polyverse/src/main/java/me/stringdotjar/polyverse/InitState.java
@@ -3,7 +3,7 @@
 import me.stringdotjar.flixelgdx.graphics.FlixelState;
 import me.stringdotjar.flixelgdx.graphics.text.FlixelFontRegistry;
 import me.stringdotjar.flixelgdx.Flixel;
-import me.stringdotjar.flixelgdx.backend.FlixelPaths;
+import me.stringdotjar.flixelgdx.util.FlixelPathsUtil;
 import me.stringdotjar.polyverse.menus.TitleState;
 
 public class InitState extends FlixelState {
@@ -12,8 +12,8 @@ public class InitState extends FlixelState {
   public void create() {
     super.create();
 
-    FlixelFontRegistry.register("vcr", FlixelPaths.fontAsset("vcr"));
-    FlixelFontRegistry.register("5by7", FlixelPaths.fontAsset("5by7"));
+    FlixelFontRegistry.register("vcr", FlixelPathsUtil.fontAsset("vcr"));
+    FlixelFontRegistry.register("5by7", FlixelPathsUtil.fontAsset("5by7"));
 
     Flixel.switchState(new TitleState());
   }
diff --git a/polyverse/src/main/java/me/stringdotjar/polyverse/PolyverseApp.java b/polyverse/src/main/java/me/stringdotjar/polyverse/PolyverseApp.java
index fb526f8..e26d838 100644
--- a/polyverse/src/main/java/me/stringdotjar/polyverse/PolyverseApp.java
+++ b/polyverse/src/main/java/me/stringdotjar/polyverse/PolyverseApp.java
@@ -3,7 +3,7 @@
 import com.badlogic.gdx.Input;
 import me.stringdotjar.flixelgdx.Flixel;
 import me.stringdotjar.flixelgdx.FlixelGame;
-import me.stringdotjar.flixelgdx.backend.FlixelPaths;
+import me.stringdotjar.flixelgdx.util.FlixelPathsUtil;
 import me.stringdotjar.flixelgdx.graphics.FlixelState;
 import me.stringdotjar.polyverse.script.type.Script;
 import me.stringdotjar.polyverse.script.type.SystemScript;
@@ -15,8 +15,8 @@ public class PolyverseApp extends FlixelGame {
 
   private float lastVolume = 1.0f;
 
-  public PolyverseApp(String title, int width, int height, FlixelState initialScreen) {
-    super(title, width, height, initialScreen);
+  public PolyverseApp(String title, int width, int height, FlixelState initialScreen, int framerate, boolean vsync, boolean fullscreen) {
+    super(title, width, height, initialScreen, framerate, vsync, fullscreen);
   }
 
   @Override
@@ -70,8 +70,8 @@ private void configureScriptSystem() {
     Polyverse.registerScriptType(Script.class); // Master type, DO NOT REMOVE THIS!
     Polyverse.registerScriptType(SystemScript.class);
 
-    Polyverse.registerScript(FlixelPaths.asset("test.groovy"));
-    Polyverse.registerScript(FlixelPaths.asset("another_test.groovy"));
-    Polyverse.registerScript(FlixelPaths.asset("oml.groovy"));
+    Polyverse.registerScript(FlixelPathsUtil.asset("test.groovy"));
+    Polyverse.registerScript(FlixelPathsUtil.asset("another_test.groovy"));
+    Polyverse.registerScript(FlixelPathsUtil.asset("oml.groovy"));
   }
 }
diff --git a/polyverse/src/main/java/me/stringdotjar/polyverse/menus/TitleState.java b/polyverse/src/main/java/me/stringdotjar/polyverse/menus/TitleState.java
index 8d07549..d0b83e6 100644
--- a/polyverse/src/main/java/me/stringdotjar/polyverse/menus/TitleState.java
+++ b/polyverse/src/main/java/me/stringdotjar/polyverse/menus/TitleState.java
@@ -5,7 +5,7 @@
 
 import games.rednblack.miniaudio.MASound;
 import me.stringdotjar.flixelgdx.Flixel;
-import me.stringdotjar.flixelgdx.backend.FlixelPaths;
+import me.stringdotjar.flixelgdx.util.FlixelPathsUtil;
 import me.stringdotjar.flixelgdx.graphics.FlixelCamera;
 import me.stringdotjar.flixelgdx.graphics.FlixelState;
 import me.stringdotjar.flixelgdx.graphics.FlixelCamera.FollowStyle;
@@ -37,8 +37,8 @@ public class TitleState extends FlixelState {
   public void create() {
     super.create();
 
-    var t = FlixelPaths.sharedImageAsset("noteStrumline");
-    var xml = FlixelPaths.shared("images/noteStrumline.xml");
+    var t = FlixelPathsUtil.sharedImageAsset("noteStrumline");
+    var xml = FlixelPathsUtil.shared("images/noteStrumline.xml");
     logo = new FlixelSprite().loadSparrowFrames(t, xml);
     logo.addAnimationByPrefix("test", "confirmDown", 24, false);
     // add(logo);
@@ -47,10 +47,10 @@ public void create() {
 //    Flixel.playMusic("preload/music/freakyMenu/freakyMenu.ogg", 0.5f);
 
     spriteGroup = new FlixelSpriteGroup(0, 200f, 0f);
-    s1 = new FlixelSprite().loadGraphic(FlixelPaths.sharedImageAsset("transitionSwag/stickers-set-1/bfSticker1"));
-    s2 = new FlixelSprite().loadGraphic(FlixelPaths.sharedImageAsset("transitionSwag/stickers-set-1/bfSticker2"));
-    s3 = new FlixelSprite().loadGraphic(FlixelPaths.sharedImageAsset("transitionSwag/stickers-set-1/bfSticker3"));
-    s4 = new FlixelSprite().loadGraphic(FlixelPaths.sharedImageAsset("transitionSwag/stickers-set-1/gfSticker1"));
+    s1 = new FlixelSprite().loadGraphic(FlixelPathsUtil.sharedImageAsset("transitionSwag/stickers-set-1/bfSticker1"));
+    s2 = new FlixelSprite().loadGraphic(FlixelPathsUtil.sharedImageAsset("transitionSwag/stickers-set-1/bfSticker2"));
+    s3 = new FlixelSprite().loadGraphic(FlixelPathsUtil.sharedImageAsset("transitionSwag/stickers-set-1/bfSticker3"));
+    s4 = new FlixelSprite().loadGraphic(FlixelPathsUtil.sharedImageAsset("transitionSwag/stickers-set-1/gfSticker1"));
     s1.setX(200);
     s2.setX(-200);
     s3.setX(200);
@@ -204,8 +204,8 @@ public void update(float elapsed) {
     }
 
     Flixel.getCamera().setZoom(MathUtils.lerp(
-      FlixelCamera.defaultZoom, 
-      Flixel.getCamera().getZoom(), 
+      FlixelCamera.defaultZoom,
+      Flixel.getCamera().getZoom(),
       (float) Math.exp(-elapsed * 3.125)));
 
     if (Flixel.keyJustPressed(FlixelKey.T)) {
diff --git a/polyverse/src/main/java/me/stringdotjar/polyverse/util/PolyverseConstants.java b/polyverse/src/main/java/me/stringdotjar/polyverse/util/PolyverseConstants.java
index e1fd85e..0f0642a 100644
--- a/polyverse/src/main/java/me/stringdotjar/polyverse/util/PolyverseConstants.java
+++ b/polyverse/src/main/java/me/stringdotjar/polyverse/util/PolyverseConstants.java
@@ -22,5 +22,20 @@ public final class PolyverseConstants {
    */
   public static final int WINDOW_HEIGHT = 720;
 
+  /**
+   * The framerate of the engine's game loop.
+   */
+  public static final int FRAMERATE = 60;
+
+  /**
+   * Whether the engine should use VSync to limit the framerate to the monitor's refresh rate.
+   */
+  public static final boolean VSYNC = true;
+
+  /**
+   * Whether the engine should start in fullscreen mode.
+   */
+  public static final boolean FULLSCREEN = false;
+
   private PolyverseConstants() {}
 }
diff --git a/settings.gradle b/settings.gradle
index f46f132..0684d9f 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -5,4 +5,9 @@ plugins {
 // A list of which subprojects to load as part of the same larger project.
 // You can remove Strings from the list and reload the Gradle project
 // if you want to temporarily disable a subproject.
-include 'polyverse', 'flixelgdx', 'lwjgl3', 'android'
+
+// Polyverse and libGDX projects.
+include 'polyverse', 'lwjgl3', 'android'
+
+// FlixelGDX projects.
+include 'flixelgdx:core', 'flixelgdx:lwjgl3', 'flixelgdx:android'