C Language and Libraries Help (clang.hlp) (Table of Contents; Topic list)
_getpixel, _getpixel_w
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─────Run-Time Library───────────────────────────────────────────────────────
 
  Include:   <graph.h>
 
  Syntax:    short _getpixel( short x, short y );
             short _getpixel_w( double wx, double wy );
 
  Returns:   the pixel value if successful, or -1 if not.
 
  See also:  _setpixel, _getcolor, _gettextcolor, _getbkcolor
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