Well, it looks like the debug flags don't hurt.

The `-g` flag and `debug` option mentioned in  gdx-liftoff issue 157 don't seem to measurably hurt performance in this app. The Northern shader gets about 2400 FPS, and the radially-symmetric one gets about 800-950 FPS, regardless of debug settings.

core/src/main/java/com/github/tommyettinger/sonorant/ShaderNoise.java

@@ -57,14 +57,14 @@ public ShaderNoise(Clipboard clippy) {
 			Gdx.app.exit();
 			return;
 		}
-		shaderRidged = new ShaderProgram(Gdx.files.internal("foam_vertex.glsl"), Gdx.files.internal("ana_fragment.glsl"));
-//		shaderRidged = new ShaderProgram(Gdx.files.internal("foam_vertex.glsl"), Gdx.files.internal("sonorant_fragment_ridged.glsl"));
+//		shaderRidged = new ShaderProgram(Gdx.files.internal("foam_vertex.glsl"), Gdx.files.internal("ana_fragment.glsl"));
+		shaderRidged = new ShaderProgram(Gdx.files.internal("foam_vertex.glsl"), Gdx.files.internal("sonorant_fragment_ridged.glsl"));
 		if (!shaderRidged.isCompiled()) {
 			Gdx.app.error("Shader", "error compiling shaderRidged:\n" + shaderRidged.getLog());
 			Gdx.app.exit();
 			return;
 		}
-		shader = shaderRidged;
+		shader = shaderStandard;
 		batch.setShader(shader);
 
 		// System.nanoTime() is supported by GWT 2.10.0 .

gradle.properties

@@ -22,3 +22,4 @@ gdxVersion=1.12.1
 graalHelperVersion=2.0.1
 enableGraalNative=true
 graalvmVersion=22.3.1
+enableDebug=true

lwjgl3/build.gradle

@@ -35,6 +35,13 @@ run {
   doNotTrackState("no changey changey")
 }
 
+if(enableDebug == 'true') {
+  tasks.withType(JavaCompile).configureEach {
+    options.debug = true
+    options.compilerArgs += ["-g"]
+  }
+}
+
 jar {
 // sets the name of the .jar file this produces to the name of the game or app.
   archiveFileName.set("${appName}-${version}.jar")

lwjgl3/src/main/java/com/github/tommyettinger/lwjgl3/Lwjgl3Launcher.java

@@ -21,12 +21,10 @@ public static void main(String[] args) {
     private static Lwjgl3ApplicationConfiguration getDefaultConfiguration() {
         Lwjgl3ApplicationConfiguration configuration = new Lwjgl3ApplicationConfiguration();
         configuration.setTitle("Noise");
-        configuration.useVsync(true);
-        //// Limits FPS to the refresh rate of the currently active monitor.
-        configuration.setForegroundFPS(Lwjgl3ApplicationConfiguration.getDisplayMode().refreshRate);
-        //// 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.useVsync(false);
+        configuration.setForegroundFPS(0);
+//        configuration.useVsync(true);
+//        configuration.setForegroundFPS(Lwjgl3ApplicationConfiguration.getDisplayMode().refreshRate);
         configuration.setWindowedMode(width, height);
         configuration.setWindowIcon("libgdx128.png", "libgdx64.png", "libgdx32.png", "libgdx16.png");
         return configuration;