Inside Macintosh: 3D Graphics Programming With QuickDraw 3D /

Chapter 12 - Draw Context Objects / Draw Context Objects Reference

Draw Context Objects Routines / Managing Draw Contexts

Q3DrawContext_GetDoubleBufferState

You can use the Q3DrawContext_GetDoubleBufferState function to get the double buffer state of a draw context.

TQ3Status Q3DrawContext_GetDoubleBufferState (
TQ3DrawContextObject context, 
TQ3Boolean *state);

context

A draw context object.

state

On exit, the current mask state of the specified draw context.

DESCRIPTION

The Q3DrawContext_GetDoubleBufferState function returns, in the state parameter, a Boolean value that determines whether double buffering is enabled for the draw context specified by the context parameter (kQ3True) or not (kQ3False).