QAGetFloat
You can use theQAGetFloat
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
TheQAGetFloat
function returns, as its function result, the floating-point value of the draw context state variable specified by thedrawContext
andtag
parameters. If the specified tag is not recognized or supported by that draw context,QAGetFloat
returns the value 0.