Thanks I had already place the offending section into a try block and all worked out fine. Thanks for the responses. So now I know what was causing it thanks.
C YA Phil Colbert :) >===== Original Message From Discussion list for Java 3D API <[EMAIL PROTECTED]> ===== >Philip J Colbert wrote: > >>Thanks for the tips >> >>I have now managed to set the capabilities I requre for the VRML file and I >>can gather information about the instersection with the pickRay and all seams >>to work for this section but I get this runtime error every now and again any >>ideas what it is about? >> >>Exception occurred during Behavior execution: >>java.lang.RuntimeException: Interp point outside triangle >> at >>com.sun.j3d.utils.picking.PickIntersection.getInterpWeights(PickInter >>section.java:1467) >> at >>com.sun.j3d.utils.picking.PickIntersection.getPointCoordinates(PickIn >>tersection.java:1115) >> at MainPanel$face_ID_Behavior.updateScene(MainPanel.java:504) >> at >>com.sun.j3d.utils.picking.behaviors.PickMouseBehavior.processStimulus >>(PickMouseBehavior.java:162) >> at >>javax.media.j3d.BehaviorScheduler.doWork(BehaviorScheduler.java:167) >> at javax.media.j3d.J3dThread.run(J3dThread.java:256) >> >> >>C YA Phil :) >> >> >> > From the source of PickIntersection utility > /** > Returns the coordinates of the intersection point (local coordinates), > if available. > @return coordinates of the intersection point > */ > public Point3d getPointCoordinates() > >This happens when intersection point is not available but >this method is invoked. It is expected to call this only >when intersection happen. Sometimes numerically inaccurancy >may cause this RuntimeException even though there is intersection >report. In this case a workaround is to catch the Exception and >treat this speical case as non-intersection in your code. >You're welcome to make changes and extend the utility to suit >your purpose. > >- Kelvin >------------ >Java 3D Team >Sun Microsystems Inc. > >=========================================================================== >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". Philip J Colbert Software Engineer RCID, Bruce Building University of Newcastle Upon Tyne NE1 7RU Phone 0191-2225306 Fax 0191-2225833 This e-mail, including any attached files, may contain confidential and privileged information for the sole use of the intended recipient(s). If you are not the intended recipient, please note that any circulation or copying of this e-mail is strictly prohibited. If you have received this e-mail in error please contact the sender by reply e-mail and delete all copies of this message. The RCID makes every effort to ensure that this e-mail and any attachments are sent virus free. However it is the responsibility of the recipient to perform any checks they deem necessary. =========================================================================== 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".
