diff --git a/vtm/src/org/oscim/layers/tile/buildings/BuildingLayer.java b/vtm/src/org/oscim/layers/tile/buildings/BuildingLayer.java
index 8350f003..bf447dc6 100644
--- a/vtm/src/org/oscim/layers/tile/buildings/BuildingLayer.java
+++ b/vtm/src/org/oscim/layers/tile/buildings/BuildingLayer.java
@@ -67,7 +67,7 @@ public class BuildingLayer extends Layer implements TileLoaderThemeHook {
 		                                    zoomMin, zoomMax, false, true);
 
 		if (POST_AA) {
-			OffscreenRenderer or = new OffscreenRenderer(Mode.FXAA);
+			OffscreenRenderer or = new OffscreenRenderer(Mode.SSAO_FXAA);
 			or.setRenderer(mExtRenderer);
 			mRenderer = or;
 		} else {
diff --git a/vtm/src/org/oscim/layers/tile/buildings/S3DBLayer.java b/vtm/src/org/oscim/layers/tile/buildings/S3DBLayer.java
index 2d82a9c2..38a5aeb8 100644
--- a/vtm/src/org/oscim/layers/tile/buildings/S3DBLayer.java
+++ b/vtm/src/org/oscim/layers/tile/buildings/S3DBLayer.java
@@ -16,7 +16,7 @@ import org.slf4j.LoggerFactory;
 
 public class S3DBLayer extends TileLayer {
 	static final Logger log = LoggerFactory.getLogger(S3DBLayer.class);
-	static final boolean POST_FXAA = false;
+	static final boolean POST_FXAA = true;
 
 	private final static int MAX_CACHE = 32;
 	private final static int SRC_ZOOM = 16;
@@ -49,7 +49,8 @@ public class S3DBLayer extends TileLayer {
 			mExtRenderer = new BuildingRenderer(this, SRC_ZOOM, SRC_ZOOM, true, false);
 
 			if (POST_FXAA) {
-				or = new OffscreenRenderer(Mode.FXAA);
+				//or = new OffscreenRenderer(Mode.FXAA);
+				or = new OffscreenRenderer(Mode.SSAO_FXAA);
 				or.setRenderer(mExtRenderer);
 			}
 		}
diff --git a/vtm/src/org/oscim/renderer/OffscreenRenderer.java b/vtm/src/org/oscim/renderer/OffscreenRenderer.java
index f8b8999b..f4a02636 100644
--- a/vtm/src/org/oscim/renderer/OffscreenRenderer.java
+++ b/vtm/src/org/oscim/renderer/OffscreenRenderer.java
@@ -46,6 +46,8 @@ public class OffscreenRenderer extends LayerRenderer {
 
 	public OffscreenRenderer(Mode mode) {
 		this.mode = mode;
+		if (mode == Mode.SSAO || mode == Mode.SSAO_FXAA)
+			useDepthTexture = true;
 	}
 
 	protected boolean setupFBO(GLViewport viewport) {