Update

top_down/Sources/lnx/SettingsTrait.hx

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+package lnx;
+
+import iron.Scene;
+import leenkx.system.Event;
+import leenkx.data.Config;
+import leenkx.trait.internal.CanvasScript;
+import leenkx.renderpath.RenderPathCreator;
+
+class SettingsTrait extends iron.Trait {
+
+	var canvas:CanvasScript;
+	var envStrength = 0.0;
+
+	public function new() {
+		super();
+
+		notifyOnInit(function() {
+			canvas = Scene.active.getTrait(CanvasScript);
+
+			// Init UI to values loaded from config.lnx file
+			canvas.notifyOnReady(function() {
+				canvas.getElement("MenuContainer").visible = false;
+				canvas.getHandle("SSAO").selected = Config.raw.rp_ssgi;
+				canvas.getHandle("SSR").selected = Config.raw.rp_ssr;
+				canvas.getHandle("Bloom").selected = Config.raw.rp_bloom;
+				canvas.getHandle("Voxels").selected = Config.raw.rp_gi;
+				canvas.getHandle("Shadows").position = getShadowQuality(Config.raw.rp_shadowmap_cascade);
+			});
+			
+			// Button events
+			Event.add("toggle_menu", toggleMenu);
+			Event.add("apply_settings", applySettings);
+		});
+	}
+
+	function toggleMenu() {
+		var e = canvas.getElement("MenuContainer");
+		e.visible = !e.visible;
+	}
+
+	function applySettings() {
+
+		// Apply render path settings
+		Config.raw.rp_ssgi = canvas.getHandle("SSAO").selected;
+		Config.raw.rp_ssr = canvas.getHandle("SSR").selected;
+		Config.raw.rp_bloom = canvas.getHandle("Bloom").selected;
+		Config.raw.rp_gi = canvas.getHandle("Voxels").selected;
+		Config.raw.rp_shadowmap_cascade = getShadowMapSize(canvas.getHandle("Shadows").position);
+		RenderPathCreator.applyConfig();
+
+		// Lower envmap strength when voxel ao is disabled
+		var p = iron.Scene.active.world.probe.raw;
+		if (envStrength == 0) envStrength = p.strength;
+		p.strength = Config.raw.rp_gi ? envStrength : envStrength / 3;
+
+		// Save config.lnx file
+		Config.save();
+	}
+
+	inline function getShadowQuality(i:Int):Int {
+		// 0 - High, 1 - Medium, 2 - Low
+		return i == 4096 ? 0 : i == 2048 ? 1 : 2;
+	}
+
+	inline function getShadowMapSize(i:Int):Int {
+		return i == 0 ? 4096 : i == 1 ? 2048 : 1024;
+	}
+}