message was sent before but had been returned with an error message. ----- Original Message ----- From: "Horst Walther (SiG)" <[EMAIL PROTECTED]> To: "Discussion list for Java 3D API" <[EMAIL PROTECTED]> Sent: Wednesday, July 09, 2003 4:26 PM Subject: ... adding objects to a life scene
> Hi all, > > simple question: how can I add objects, e.g. simple spheres, to a life > graph? > > Background is: I like to dynamically add 3d-datapoints read from a external > data feeding device each minute to even the same transformation group. > Depending on the users choice on the limit the oldest data points should > disappear then, while he still is able to rotate, translate an zoom it > manually. > > I have already learned from a posting of Nathalie (Nov 8, 2000), that I have > to set for "each Group node in which I want to add or modify children I must > set the capabilities ALLOW_CHILDREN_READ, ALLOW_CHILDREN_WRITE and/or > ALLOW_CHILDREN_EXTEND. > > Adding a new node results in the error message "only a BranchGroup node may > be added". > > Does it mean, that I have to reconstruct my BranchGroup and compile it every > time (every minute in my case) for all that hundreds or (depending on the > users choice) thousands of data points? > > If so - is there now workaround? Are there no "not so obvious features" > hidden somewhere in the deep j3d-structure, which could enable a more > flexible near life behaviour? > > I would be thankful for any hints, comments and of course a MiRCE (minimal > running code example). > > thanks > > Horst > > > ------------------------------------------------ > > Dr. Horst Walther > SiG Software Integration GmbH > Chilehaus A * Fischertwiete 2 > D-20095 Hamburg > phone: +49 40 32005 439 > Fax & Voice-Mail: +49 40 8708306 8 > Mobil & Voice box: +49 171 2145502 > e-Mail: [EMAIL PROTECTED] > WWW: http://www.si-G.com > =========================================================================== 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".
