Controller input box is currently in development, but has reached alpha.

UI/ControllerInput/circle_backing.gdshader

@@ -0,0 +1,7 @@
+shader_type canvas_item;
+
+void fragment() {
+	float dist = 1.0f - (distance(vec2(0.5f, 0.5f), UV.xy) * 2.0);
+	float value = smoothstep(0.0f, 0.01, dist);
+	COLOR = vec4(1.0, 1.0, 1.0, value);
+}