gui renderer: disable face culling

This will never work.

Author: Bixilon

build.gradle.kts

@@ -678,6 +678,7 @@ tasks.register("upload") {
 }
 
 tasks.register<Exec>("nsight") {
+    dependsOn("processResources", "compileKotlin", "compileJava")
     // thanks: https://hub.jmonkeyengine.org/t/gradle-nvidia-nsight-graphics/48130
     group = "application"
     val run = tasks.named<JavaExec>("run").get()

src/main/java/de/bixilon/minosoft/gui/rendering/gui/GUIRenderer.kt

@@ -1,6 +1,6 @@
 /*
  * Minosoft
- * Copyright (C) 2020-2025 Moritz Zwerger
+ * Copyright (C) 2020-2026 Moritz Zwerger
  *
  * This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
  *
@@ -96,6 +96,7 @@ class GUIRenderer(
             destinationRGB = BlendingFunctions.ONE_MINUS_SOURCE_ALPHA,
             sourceAlpha = BlendingFunctions.ONE,
             destinationAlpha = BlendingFunctions.ONE_MINUS_SOURCE_ALPHA,
+            faceCulling = false,
         )
         shader.use()
     }