Hi Artur, This is a bug in Appearance clone() method when TextureUnitState is used. Will submit a bug for this to be fixed in next release. (currently the bug system is busy and can't submit bug)
Thanks for your bug report. - Kelvin --------------- Java 3D Team Sun Microsystems Inc. >Date: Wed, 15 May 2002 16:11:48 +0200 >From: Artur Biesiadowski <[EMAIL PROTECTED]> >Subject: [JAVA3D] Raster clip-image flicker >To: [EMAIL PROTECTED] >MIME-version: 1.0 >Content-transfer-encoding: 7bit >X-Accept-Language: en-us, en >Delivered-to: [EMAIL PROTECTED] >User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:0.9.9) Gecko/20020311 > >I think it is a bug. When I set Raster to CLIP_IMAGE mode, and main >raster point dissapears at left edge of view, raster starts to flicker. > >I do update raster position on every frame from behavior. This is >probably the reason of flickering. When I have turned updates off, all >rasters behave the same - ones for which main point is on screen are >display correctly. Ones partially hidden on left side (for which >CLIP_IMAGE makes a difference) appear and disappear depending on how I >move the view. More or less every single pixel of movement makes them >appear and dissapear in turn - all are visible or not visible at same >moment, independent of their position. > >Windows XP >jdk 1.4 >java3d 1.3beta2/opengl >nvidia geforce 256 > >You can see the effect at http://nwn-j3d.sf.net/applet/viewer.html. Just >load any model and check on skeleton and then labels. Then move the >model at left edge of screen, so only parts of labels are visible and >wait a moment - it should flicker a bit. If you rotate model around at >edge, you will see a lot more flicker. > > >Appearance is > >ap.setPointAttributes(new PointAttributes(8, true)); >ap.setRenderingAttributes(new RenderingAttributes(false, true, >RenderingAttributes.ALWAYS, 0)); >ap.setTransparencyAttributes(new >TransparencyAttributes(TransparencyAttributes.BLENDED, 0.3f)); > >Raster is constructed > >Raster r = new Raster(); >r.setCapability(Raster.ALLOW_POSITION_WRITE); >Rectangle2D rect = font.getStringBounds(name,renderContext); >r.setSize((int)rect.getWidth(),(int)rect.getHeight()); >r.setType(Raster.RASTER_COLOR); >r.setClipMode(Raster.CLIP_IMAGE); >BufferedImage bi = new BufferedImage((int)rect.getWidth(), > (int)rect.getHeight(),BufferedImage.TYPE_INT_RGB); >java.awt.Graphics2D g2 = bi.createGraphics(); >g2.setColor(java.awt.Color.white); >g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING,RenderingHints.VALUE_ANTIAL IAS_ON); >g2.drawString(name,0,(int)-rect.getY()); >ImageComponent2D ic = new ImageComponent2D( > ImageComponent.FORMAT_RGB,bi); >r.setImage(ic); >return r; > > >Artur > >=========================================================================== >To unsubscribe, send email to [EMAIL PROTECTED] and include in the body >of the message "signoff JAVA3D-INTEREST". For general help, send email to >[EMAIL PROTECTED] and include in the body of the message "help". =========================================================================== To unsubscribe, send email to [EMAIL PROTECTED] and include in the body of the message "signoff JAVA3D-INTEREST". For general help, send email to [EMAIL PROTECTED] and include in the body of the message "help".
