NOTE: This Technical Q&A has been retired. Please see the Technical Q&As page for current documentation.

Technical Q&A QD3D78
QD3D Functions Not Interrupt Safe


Q: Is it safe to call QuickDraw 3D functions from inside a vbl task?

A: No. The QD3D functions may allocate and dispose memory. Avoid calling any QD3D routines at interrupt time, such as from a vbl task.

[Jul 11 1997]


Developer Documentation | Technical Notes | Development Kits | Sample Code