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QuickDraw 3D RAVE / QuickDraw 3D RAVE Reference

QuickDraw 3D RAVE Routines / Manipulating Draw Contexts

QAGetFloat

You can use the QAGetFloat function to get a floating-point value of a draw context state variable.

#define QAGetFloat(drawContext,tag) \
            (drawContext)->getFloat (drawContext,tag)

drawContext

A draw context.

tag

A state variable tag.

DESCRIPTION

The QAGetFloat function returns, as its function result, the floating-point value of the draw context state variable specified by the drawContext and tag parameters. If the specified tag is not recognized or supported by that draw context, QAGetFloat returns the value 0.