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Nintendo® Confidential

## osViGetCurrentField

Syntax

#include <ultra64.h> /* os.h */ u32 osViGetCurrentField(void);

Arguments
None

Return Value
Field number (0 or 1)

Explanation
Returns the field number currently being accessed by the VI. In interlace mode, either an even number (0) or an odd number (1) will be returned as the current field number. In non-interlace mode, an even number (0) will always be returned. In interlace mode, one screen is displayed with two scans, but it is possible with this function to determine whether the first scan or the second scan is currently under way.

See Also
osViGetCurrentFramebuffer
osViGetCurrentLine
osViGetCurrentMode
osViGetNextFramebuffer
osViSwapBuffer

Revision History
2/1/1999 Completely rewritten

Nintendo® Confidential Warning: all information in this document is confidential and covered by a non-disclosure agreement. You are responsible for keeping this information confidential and protected. Nintendo will vigorously enforce this responsibility.
Copyright © 1998
Nintendo of America Inc. All rights reserved
Nintendo and N64 are registered trademarks of Nintendo
Last updated March 1998