I have improved the responsiveness using some of MyTrack approaches, but i am still getting this exception, simply doing zoom in and zoom out sometimes....
java.lang.OutOfMemoryError: bitmap size exceeds VM budget at android.graphics.Bitmap.nativeCreate(Native Method) at android.graphics.Bitmap.createBitmap(Bitmap.java:574) at com.google.android.maps.ZoomHelper.createSnapshot(ZoomHelper.java: 444) at com.google.android.maps.ZoomHelper.doZoom(ZoomHelper.java:151) at com.google.android.maps.ZoomHelper.doZoom(ZoomHelper.java:140) at com.google.android.maps.MapView.doZoom(MapView.java:1478) at com.google.android.maps.MapView.doZoom(MapView.java:1487) at com.google.android.maps.MapView$6.onZoom(MapView.java:1442) at android.widget.ZoomButtonsController $3.onClick(ZoomButtonsController.java:268) at android.view.View.performClick(View.java:2408) at android.view.View$PerformClick.run(View.java:8817) at android.os.Handler.handleCallback(Handler.java:587) at android.os.Handler.dispatchMessage(Handler.java:92) at android.os.Looper.loop(Looper.java:144) at android.app.ActivityThread.main(ActivityThread.java:4937) at java.lang.reflect.Method.invokeNative(Native Method) at java.lang.reflect.Method.invoke(Method.java:521) at com.android.internal.os.ZygoteInit $MethodAndArgsCaller.run(ZygoteInit.java:868) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:626) at dalvik.system.NativeStart.main(Native Method) On 1 jul, 15:49, JP <joachim.pfeif...@gmail.com> wrote: > You could conceivably use a change in zoom level to drive the thinning > of the poly lines, or other factors that help you determine the level > of thinning. This is not trivial - you'll want to run the algorithm > outside of your Overlay.draw() and probably not draw any lines until > the algorithm has finished. Off the cuff, I figure you'll have to use > AsyncTask for that, so there's not quick and dirty way (that I can > see) if you want to get this right. In any case, you could study > MyTracks to find out how they've solved this problem. > > On Jul 1, 2:00 am, Felix Garcia Lainez <fgarcialai...@gmail.com> > wrote: > > > > > Hi, > > > So you are doing something similar to my draw method? > > > I have just tested without alpha and anti-alising and it is faster, > > but when there is big zoom level the mapactivity is closed (i think > > this is due to memory usage) > > > How should i profile this case? Really as i said there is not any > > strange thing on the code... Simply a map with an overlay... > > > Thanks! > > > On 1 jul, 01:39, TreKing <treking...@gmail.com> wrote: > > > > On Thu, Jun 30, 2011 at 5:47 PM, Felix Garcia Lainez < > > > > fgarcialai...@gmail.com> wrote: > > > > About the size with 300 or 400 GeoPoints i am already having problems... > > > > The method isOnePointVisible is an optimization i did in order to try to > > > > improve performance (seems to work fine). > > > > So I have a very similar overlay to draw routes, with no optimization, > > > and I > > > just loaded 7 or 8 of them with no apparent slow down on my Nexus One. > > > > Here are some thoughts: > > > - What device are you running on? > > > - Are you debugging or is this in release mode? > > > - Do you need anti-aliasing? I think that might slow it down. > > > - Do you need alpha? That would definitely slow down drawing. Set that to > > > solid and see if if helps. > > > > If none of that helps you're going to have to profile your code to get a > > > clear picture of what's taking so long. > > > > --------------------------------------------------------------------------- > > > ---------------------- > > > TreKing <http://sites.google.com/site/rezmobileapps/treking> - Chicago > > > transit tracking app for Android-powered devices -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to android-developers@googlegroups.com To unsubscribe from this group, send email to android-developers+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-developers?hl=en