Thank you Banya for the information. Xing, is this indeed the situation? is it possible to workaround it?
Thanks Dan On Wed, Jun 24, 2015 at 2:53 PM, Bnaya Peretz <[email protected]> wrote: > I think that the problem might be that the activity onCreate is executed > after crosswalk is loaded and you can'tchange ANIMATABLE_XWALK_VIEW after > the webview already created > you need to set it in the plugin level. > > its looks like you can set it to true the plugin/config.xml adding <preference > name="CrosswalkAnimatable" value="true" /> > > https://github.com/crosswalk-project/cordova-plugin-crosswalk-webview/blob/master/src/android/XWalkCordovaView.java#L34-L39 > The problem is that it can only set to true in that method and not false > with the current code and if the default is true you can't set it that way. > > I would recommended to edit the XWalkCordovaView.java in our plugin code > and hardcode it to false to check if its solves the problem. > if its solves the problem we should PR the plugjn to make it able to set > ANIMATABLE_XWALK_VIEW > also to false > > On Wed, Jun 24, 2015 at 12:14 PM, Dan Green <[email protected]> > wrote: > >> Hi, >> >> The printed value is false. >> >> Dan >> >> On Wed, Jun 24, 2015 at 11:52 AM, Xu, Xing <[email protected]> wrote: >> >>> Can you add the following line after super.init(); >>> >>> boolean animatable = >>> XWalkPreferences.getValue(XWalkPreferences.ANIMATABLE_XWALK_VIEW) >>> >>> and print the value of animatable? >>> >>> >>> >>> >>> >>> Regards, >>> >>> Xing >>> >>> >>> >>> *From:* Dan Green [mailto:[email protected]] >>> *Sent:* Wednesday, June 24, 2015 4:39 PM >>> *To:* Bnaya Peretz >>> *Cc:* Xu, Xing; Balestrieri, Francesco; >>> [email protected] >>> >>> *Subject:* Re: [Crosswalk-help] GPU rastar and performance issues on >>> Crosswalk >>> >>> >>> >>> Thank you Xing. >>> >>> >>> >>> I tried what you have suggested on Galaxy S2 and it doesn't work for me >>> (i.e. GPU raster is off). >>> >>> >>> >>> Here is the Java code snippets: >>> >>> >>> >>> public class MyActivity extends CordovaActivity { >>> >>> >>> >>> @Override >>> >>> public void onCreate(Bundle savedInstanceState){ >>> >>> >>> XWalkPreferences.setValue(XWalkPreferences.ANIMATABLE_XWALK_VIEW, false); >>> >>> super.onCreate(savedInstanceState); >>> >>> super.init(); >>> >>> super.loadUrl(Config.getStartUrl()); >>> >>> } >>> >>> } >>> >>> >>> >>> I used crosswalk-cordova-13.42.319.11-arm. I also try to reorder >>> XWalkPreferences.setValue or to remove super.init() but I got the same >>> result. Am I doing it wrong? Please advise. >>> >>> >>> >>> Bnaya, I don't know if Chromium dev workaround the problem, but Galaxy >>> S2 works with GPU raster and I didn't notice any issue. However, in >>> Crosswalk < 15 GPU raster is off (and we get much worse performance). >>> >>> >>> >>> Thanks >>> >>> Dan >>> >>> >>> >>> On Wed, Jun 24, 2015 at 10:27 AM, Bnaya Peretz <[email protected]> wrote: >>> >>> Some samsung devices have drives issues that (i think) broke GPU >>> rasterisation and was blacklisted. now they will also support GPU >>> rasterisation? >>> >>> >>> >>> On Wed, Jun 24, 2015 at 3:34 AM, Xu, Xing <[email protected]> wrote: >>> >>> The difference is in crosswalk 15(version since 12 days ago), we set >>> ANIMATABLE_XWALK_VIEW to false. Before this ANIMATABLE_XWALK_VIEW is true. >>> >>> >>> >>> For crosswalk 15, if you tried version generated after >>> https://github.com/crosswalk-project/crosswalk/pull/3089 merged(12 days >>> ago), ANIMATABLE_XWALK_VIEW will be false and gpu raster will behave as >>> chrome for android. >>> >>> >>> >>> For version before crosswalk 15(version since 12 days ago), you have to >>> manually add >>> "XWalkPreferences.setValue(XWalkPreferences.ANIMATABLE_XWALK_VIEW, false);" >>> before new XWalkView. Otherwise gpu raster will be totally disabled. >>> >>> >>> >>> >>> >>> Regards, >>> >>> Xing >>> >>> >>> >>> *From:* Crosswalk-help [mailto: >>> [email protected]] *On Behalf Of *Dan >>> Green >>> *Sent:* Tuesday, June 23, 2015 4:49 PM >>> *To:* Balestrieri, Francesco >>> *Cc:* [email protected] >>> >>> >>> *Subject:* Re: [Crosswalk-help] GPU rastar and performance issues on >>> Crosswalk >>> >>> >>> >>> Thank you Xing for your answer. >>> >>> >>> >>> We use Cordova as a wrapper and Crosswalk as the runtime library for our >>> app. We don't use specific Crosswalk code or do any special customization, >>> so I'm not aware to ANIMATABLE_XWALK_VIEW and I may need to read about >>> it a little bit more. >>> >>> >>> >>> Anyway, here is the situation: >>> >>> >>> >>> 1. We use "clean" Crosswalk, no tweaks and no Java code involved. >>> >>> >>> >>> 2. On devices such as Galaxy S2 GPU rasterizaiton is off on Crosswalk >>> and CSS animations are very laggy. >>> >>> >>> >>> 3. On devices such as Galaxy S2 GPU rasterizaiton is turned-on on Chrome >>> and CSS animations are much better. >>> >>> >>> >>> 4. According to my last check from today, when using Crosswalk 15 >>> (crosswalk-cordova-15.44.366.0-arm) >>> on Galaxy S2 GPU rasterizaiton is turned-on on Crosswalk and CSS >>> animations are much better. Our code wasn't changed for that of course. >>> >>> >>> >>> What is the difference between Crosswalk < 13 to Crosswalk 15? I need to >>> check also what happen in Crosswalk 14. >>> >>> >>> >>> Thanks >>> >>> Dan >>> >>> >>> >>> On Tue, Jun 23, 2015 at 11:32 AM, Dan Green <[email protected]> >>> wrote: >>> >>> Hi, >>> >>> >>> >>> I tested Crosswalk crosswalk-cordova-15.44.366.0-arm on LG G3, Galaxy S2 >>> and Nexus 10, here are the results: >>> >>> >>> >>> LG G3 (Android 5.0): when using Chrome remote debugging I was unable to >>> check FPS or* '*Enable continuous page repainting', since when these >>> are opened, the performance drops significantly (e.g. from ~60 to ~20 FPS). >>> This is true for all devices. Overall, performance looks similar, maybe >>> slightly worse but I can tell exactly because the debugging tools are not >>> working properly. >>> >>> >>> >>> Galaxy S2 (Android 4.2, CyanogenMod): when I opened the app, after the >>> splash screen, I got a screen with a solid color of the HTML background >>> color and then black screen after few seconds. After few times I tried to >>> reopen it, the app was loaded normally. Again I couldn't measure it exactly >>> because of the problem with the debugging tools, but the FPS might be now >>> slightly better (the game runs with 50-60 FPS). The good news is that CSS >>> animations looks much better and indeed raster is now on! *Did you fix >>> this in Crosswalk 14?* >>> >>> >>> >>> Nexus 10 (Android 5.1): works even worse. FPS dropped from 4 FPS in >>> Crosswalk 13 to about 0.5 FPS :) (previously to Crosswalk 13 it was ~60 >>> FPS). CSS animations are very leggy (but the problem in CSS happens in >>> Chrome too). Crosswalk for this device seems to be completely broken. >>> >>> >>> >>> Overall, this is a Canary build and it's unstable so it's hard to judge >>> about the issues above. I couldn't determine if the performance bug ( >>> https://www.scirra.com/forum/crosswalk-performance-mega-thread_t125842) is >>> fixed - I'll try to check it also on Galaxy S3. >>> >>> >>> >>> Side note: upgrading to Crosswalk 15, I needed to change the code of the >>> class that inherits from CordovaActivity to override onXWalkReady(). This >>> change in the API is annoying since now we need to toggle the source code >>> each time we are testing different Crosswalk version. >>> >>> >>> >>> Thanks >>> >>> Dan >>> >>> >>> >>> On Mon, Jun 22, 2015 at 3:23 PM, Dan Green <[email protected]> >>> wrote: >>> >>> Ok. I'm not sure if it's possible, but adding the capability, when the >>> APK is built by users, to selectively drop features (i.e. modular >>> Crosswalk) will practically integrate Lite to the main branch. >>> >>> >>> >>> Nevertheless, the main concerns about currently using Crosswalk Lite are: >>> >>> 1) Is it consider to be stable as the regular release? >>> >>> 2) How often is it going to be re-based and applied with important >>> fixes? (current release is based on CW 10) >>> >>> >>> >>> Thanks >>> >>> Dan >>> >>> >>> >>> On Mon, Jun 22, 2015 at 2:56 PM, Balestrieri, Francesco < >>> [email protected]> wrote: >>> >>> > "Do you mean why it wasn’t promoted to the stable channel? " - No, I >>> meant, if it's indeed stable to use for production, >>> >>> > why Crosswalk lite releases are still separated from the regular >>> releases. It would be great to have the option to remove some >>> >>> > unused features and have smaller APK/consume less memory. >>> >>> >>> >>> Oh, sorry, I had missed the “lite” part in your original question. >>> Merging Lite to master would mean dropping a lot of features, so Lite will >>> always be a separate release. >>> >>> >>> >>> Francesco >>> >>> >>> >>> *From: *Dan Green <[email protected]> >>> *Date: *Monday 22 June 2015 14:37 >>> >>> >>> *To: *Francesco Balestrieri <[email protected]> >>> *Cc: *"[email protected]" < >>> [email protected]> >>> *Subject: *Re: [Crosswalk-help] GPU rastar and performance issues on >>> Crosswalk >>> >>> >>> >>> "Do you mean why it wasn’t promoted to the stable channel? " - No, I >>> meant, if it's indeed stable to use for production, why Crosswalk lite >>> releases are still separated from the regular releases. It would be great >>> to have the option to remove some unused features and have smaller >>> APK/consume less memory. >>> >>> >>> >>> We are not sure yet if we are going to use Crosswalk lite (for the >>> concerns mentioned above), but it seems mostly wanted to have the fix for >>> Crosswalk 15 (assuming it indeed fix the performance issue) ported to >>> Crosswalk 14/ Crosswalk 14 Lite. >>> >>> >>> >>> Thanks >>> >>> Dan >>> >>> >>> >>> On Mon, Jun 22, 2015 at 2:26 PM, Balestrieri, Francesco < >>> [email protected]> wrote: >>> >>> > is the version with the fix is already available in the downloads? >>> >>> >>> >>> Yes, it is available since 15.44.365.0 >>> >>> >>> >>> > Also, we understand that Crosswalk 14 lite is about to be released >>> soon and we are considering using it (mainly for performance reasons, >>> >>> > e.g. hopefully quicker startup time, memory usage etc.) . Is it >>> consider to be stable enough for production apps? If so, why isn't merged to >>> >>> > the main branch? >>> >>> >>> >>> Do you mean why it wasn’t promoted to the stable channel? We had a few >>> bugs and are waiting for the latest QA results before promotion. >>> >>> >>> >>> > Also, are you considering to port the aforementioned fix for Crosswalk >>> 15 to Crosswalk 14 lite? >>> >>> >>> >>> We haven’t discussed this yet, it sounds like you would want it? >>> >>> >>> >>> Francesco >>> >>> >>> >>> *From: *Dan Green <[email protected]> >>> *Date: *Monday 22 June 2015 14:15 >>> *To: *Francesco Balestrieri <[email protected]> >>> *Cc: *"[email protected]" < >>> [email protected]> >>> *Subject: *Re: [Crosswalk-help] GPU rastar and performance issues on >>> Crosswalk >>> >>> >>> >>> Thank you Francesco for the very quick and informative response! >>> >>> >>> >>> We will test Crosswalk 15 for Nexus 10 and we'll update you as soon as >>> we done with that (is the version with the fix is already available in the >>> downloads?) >>> >>> >>> >>> We are looking forward to get any update about the GPU rasterization - >>> as I mentioned this is a huge performance hit and has a critical impact on >>> devices that it's turned off. >>> >>> >>> >>> Also, we understand that Crosswalk 14 lite is about to be released soon >>> and we are considering using it (mainly for performance reasons, e.g. >>> hopefully quicker startup time, memory usage etc.) . Is it consider to be >>> stable enough for production apps? If so, why isn't merged to the main >>> branch? Also, are you considering to port the aforementioned fix for >>> Crosswalk 15 to Crosswalk 14 lite? >>> >>> >>> >>> Thanks! >>> >>> Dan >>> >>> >>> >>> >>> >>> >>> >>> On Mon, Jun 22, 2015 at 1:48 PM, Balestrieri, Francesco < >>> [email protected]> wrote: >>> >>> Hi, >>> >>> >>> >>> I let someone else answer why GPU rasterization is turned off in >>> Crosswalk but not in Chrome (it shouldn’t, BTW). Regarding this: >>> >>> >>> >>> > Also, is there any improvement in regard to the subject in >>> https://www.scirra.com/forum/crosswalk-performance-mega-thread_t125842? >>> >>> >>> >>> You can follow the status here: >>> https://crosswalk-project.org/jira/browse/XWALK-3720 >>> >>> >>> >>> In short, after some back and forth there is a fix in Crosswalk 15 and >>> it will be backported to the other current releases after it’s been >>> verified to work. If you have any chance to try Crosswalk 15 and let us >>> know how it works for you, that would be very helpful. >>> >>> >>> >>> Regards, >>> >>> >>> >>> Francesco >>> >>> >>> >>> *From: *Dan Green <[email protected]> >>> *Date: *Monday 22 June 2015 13:05 >>> *To: *"[email protected]" < >>> [email protected]> >>> *Subject: *[Crosswalk-help] GPU rastar and performance issues on >>> Crosswalk >>> >>> >>> >>> Hi, >>> >>> >>> >>> Thank you guys for your great work! >>> >>> >>> >>> It seems that setting GPU rastarization off is a big performance hit. In >>> Crosswalk 13 GPU rastar is disabled for some devices (e.g. Galaxy S2) but >>> for the same devices it's enabled in Chrome and seems to work OK. There is >>> a huge difference in performance (specifically, in painting time) when >>> setting GPU rastar on/off. See detailed explanation in >>> https://crosswalk-project.org/jira/browse/XWALK-3614 (my comment from >>> today). >>> >>> >>> >>> Just to extend on this a bit more, we see differences in performance >>> between Crosswalk and chrome (in favor to Chrome) in other places. For >>> example, we see on Nexus 10 (Android 5.1) that our game runs on 4FPS (!) >>> when using Crosswalk 13 and 50-60 FPS on Chrome 43. Up to Crosswalk 10 we >>> had similar FPS (is it related to >>> https://www.scirra.com/forum/crosswalk-performance-mega-thread_t125842?) >>> >>> >>> >>> The performance issue is currently the most painful and critical for us >>> (actually, it's also true for anyone I know that is using Crosswalk, or >>> anyone that intends to use it but doesn't because of performance concerns). >>> I would expect Crosswalk to have a performance at least as good as the >>> corresponding Chrome. >>> >>> >>> >>> Why GPU rastarization is set off (for some device) in Crosswalk 13 but >>> is enabled in Chrome and works fine? Also, is there any improvement in >>> regard to the subject in >>> https://www.scirra.com/forum/crosswalk-performance-mega-thread_t125842? >>> >>> >>> >>> Looking forward to get updates on this. >>> >>> >>> >>> Thanks! >>> >>> Dan >>> >>> >>> >>> --------------------------------------------------------------------- >>> Intel Finland Oy >>> Registered Address: PL 281, 00181 Helsinki >>> Business Identity Code: 0357606 - 4 >>> Domiciled in Helsinki >>> >>> This e-mail and any attachments may contain confidential material for >>> the sole use of the intended recipient(s). Any review or distribution >>> by others is strictly prohibited. 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