FXbool FX::FXGLViewer::readFeedback ( FXfloat *&  buffer,
FXint used,
FXint size,
FXint  x,
FXint  y,
FXint  w,
FXint  h 
)

Read the feedback buffer containing the current scene, returning used and allocated size.


(C) 2002-2009 Niall Douglas. Some parts (C) to assorted authors.
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