gui__divideround.c

在fs2410开发板上的移植好的ucos操作系统和ucgui图形用户接口。

/*
*********************************************************************************************************
*                                                uC/GUI
*                        Universal graphic software for embedded applications
*
*                       (c) Copyright 2002, Micrium Inc., Weston, FL
*                       (c) Copyright 2002, SEGGER Microcontroller Systeme GmbH
*
*              礐/GUI is protected by international copyright laws. Knowledge of the
*              source code may not be used to write a similar product. This file may
*              only be used in accordance with a license and should not be redistributed
*              in any way. We appreciate your understanding and fairness.
*
----------------------------------------------------------------------
File        : GUI__DivideRound.C
Purpose     : Implementation of GUI__DivideRound
---------------------------END-OF-HEADER------------------------------
*/

#include "GUI_Protected.h"

/*********************************************************************
*
*       Public code
*
**********************************************************************
*/


/*********************************************************************
*
*       GUI__DivideRound

  This routine is used internally for computations. Primary goal is
  to minimize the effects of rounding which occur if we simply
  divide.
*/
int GUI__DivideRound(int a, int b) {
  int r = 0;
  if (b) {
    r = ((a +b/2) / b);
  }
  return r;
}