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Important: This document is part of the Legacy section of the ADC Reference Library. This information should not be used for new development.

Current information on this Reference Library topic can be found here:

Version: 1.0

Posted: 2003-01-14

Build Requirements: N/A

Runtime Requirements: Carbon

View Source Code:

Download Sample (“SlotVInstall.zip”, 2.5K)
Download Sample (“SlotVInstall.dmg”, 60.5K)


This little program installs a slot VBL task for the main screen, even if the main screen uses built-in video, by getting the gdRefNum and calling GetDctlEntry to find the slot number. Requires: slots Keywords: SlotVInstall, vertical retrace interrupts, vertical blanking

Document Revision History

Date Notes
2003-01-14First Version

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