Fix shadow debug.

h3d/scene/pbr/Renderer.hx

@@ -84,7 +84,7 @@ class Renderer extends h3d.scene.Renderer {
 	public var displayMode : DisplayMode = Pbr;
 	public var env : Environment;
 	public var exposure(get,set) : Float;
-	var debugShadowMapIndex = 0;
+	var debugShadowMapIndex = 1;
 
 	static var ALPHA : hxsl.Output = Swiz(Value("output.color"),[W]);
 	var output = new h3d.pass.Output("default",[