Re: [JAVA3D] HyperThreading mess up Java 3D picking : more detail.

2004-06-30 Thread Justin Couch
Ian M Nieves wrote: I want to point out that picking is *heavily* related to graphics drivers/cards. Java code may be used to process results of picking, but picking itself is a hardware operation that occurs during rendering to framebuffers. No it's not. In both Java3D and Aviatrix3D we do pickin

Re: [JAVA3D] HyperThreading mess up Java 3D picking : more detail.

2004-06-30 Thread Ian M Nieves
I want to point out that picking is *heavily* related to graphics drivers/cards. Java code may be used to process results of picking, but picking itself is a hardware operation that occurs during rendering to framebuffers. This is at least the case in OpenGL, and im sure its the same in directX.

Re: [JAVA3D] HyperThreading mess up Java 3D picking : more detail.

2004-06-30 Thread Hong Cao
I checked Java 3D source code, their handling of picking is not related to the graphic driver. Java code will calculate everything. So graphic card driver problem is ruled out. (Remember when disable HT, everything is fine.) As to OS, we did have similiar, actually more serious problem when we ins