Return-Path: Delivered-To: apmail-harmony-commits-archive@www.apache.org Received: (qmail 78714 invoked from network); 13 Sep 2007 09:19:53 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.2) by minotaur.apache.org with SMTP; 13 Sep 2007 09:19:53 -0000 Received: (qmail 39801 invoked by uid 500); 13 Sep 2007 09:19:47 -0000 Delivered-To: apmail-harmony-commits-archive@harmony.apache.org Received: (qmail 39775 invoked by uid 500); 13 Sep 2007 09:19:47 -0000 Mailing-List: contact commits-help@harmony.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@harmony.apache.org Delivered-To: mailing list commits@harmony.apache.org Received: (qmail 39766 invoked by uid 99); 13 Sep 2007 09:19:47 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 13 Sep 2007 02:19:47 -0700 X-ASF-Spam-Status: No, hits=-100.0 required=10.0 tests=ALL_TRUSTED X-Spam-Check-By: apache.org Received: from [140.211.11.4] (HELO brutus.apache.org) (140.211.11.4) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 13 Sep 2007 09:19:52 +0000 Received: from brutus (localhost [127.0.0.1]) by brutus.apache.org (Postfix) with ESMTP id 15200714208 for ; Thu, 13 Sep 2007 02:19:32 -0700 (PDT) Message-ID: <23854764.1189675172067.JavaMail.jira@brutus> Date: Thu, 13 Sep 2007 02:19:32 -0700 (PDT) From: "Igor V. Stolyarov (JIRA)" To: commits@harmony.apache.org Subject: [jira] Commented: (HARMONY-4777) [classlib][swing] Performance improvement for javax.swing.RepaintManager In-Reply-To: <16417055.1189602932044.JavaMail.jira@brutus> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-Virus-Checked: Checked by ClamAV on apache.org [ https://issues.apache.org/jira/browse/HARMONY-4777?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#action_12527041 ] Igor V. Stolyarov commented on HARMONY-4777: -------------------------------------------- Works for me. Thank you Alexey. > [classlib][swing] Performance improvement for javax.swing.RepaintManager > ------------------------------------------------------------------------ > > Key: HARMONY-4777 > URL: https://issues.apache.org/jira/browse/HARMONY-4777 > Project: Harmony > Issue Type: Improvement > Components: Classlib > Reporter: Igor V. Stolyarov > Assignee: Alexey Petrenko > Attachments: H-4777.patch > > > I would like to suggest performance improvement for javax.swing.RepaintManager. I suggest using as a offscreen buffer VolatileImage instead BufferedImage. It should gives significant boost on any types of Drawing operations. According to Spec VolatileImage can lost content, but Harmony implementation of VolatileImage based on GDI Bitmap which always keep content. -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.