gui__divideround.c

来自「uCGUI」· C语言 代码 · 共 39 行

/*************************************************************************************************************
                                                   uC/GUI
                                               嵌入式通用图形软件
File        : GUI__DivideRound.C
Purpose     : Implementation of GUI__DivideRound
************************************************************************************************************/
#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;
}