Make dots in path closer together.

Small cleanups.

android_honeycomb_mr2/src/org/ros/android/views/visualization/layer/PathLayer.java

@@ -96,7 +96,7 @@ public class PathLayer extends SubscriberLayer<org.ros.message.nav_msgs.Path> im
       for (PoseStamped pose : path.poses) {
         // TODO(damonkohler): Choose the separation between points as a pixel
         // value. This will require inspecting the zoom level from the camera.
-        if (i % 20 == 0) {
+        if (i % 15 == 0) {
           vertexBuffer.put((float) pose.pose.position.x);
           vertexBuffer.put((float) pose.pose.position.y);
           vertexBuffer.put((float) pose.pose.position.z);

android_tutorial_teleop/src/org/ros/android/tutorial/teleop/MainActivity.java

@@ -86,8 +86,8 @@ public class MainActivity extends RosActivity {
     visualizationView.addLayer(new CompressedBitmapLayer("~compressed_map"));
     visualizationView.addLayer(new GridCellsLayer("move_base/local_costmap/inflated_obstacles",
         Color.fromHexAndAlpha("0092ff", 0.15f)));
-    visualizationView.addLayer(new GridCellsLayer("move_base/local_costmap/obstacles",
-        Color.fromHexAndAlpha("f9fafb", 1.0f)));
+    visualizationView.addLayer(new GridCellsLayer("move_base/local_costmap/obstacles", Color
+        .fromHexAndAlpha("f9fafb", 1.0f)));
     visualizationView.addLayer(new PathLayer("move_base/NavfnROS/plan"));
     visualizationView.addLayer(new PathLayer("move_base_dynamic/NavfnROS/plan"));
     visualizationView.addLayer(new LaserScanLayer("base_scan"));