lcdpm666.c

ucgui的3.98版本的源代码

/*
*********************************************************************************************************
*                                             uC/GUI V3.98
*                        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        : LCDPM666.C
Purpose     : Color conversion routines for 666 mode
---------------------------END-OF-HEADER------------------------------
*/

#include "LCD_Protected.h"    /* inter modul definitions */

/*********************************************************************
*
*       Public code,
*
*       LCD_FIXEDPALETTE == 666, 262144 colors, RRRRRRGGGGGGBBBBBB
*
**********************************************************************
*/
/*********************************************************************
*
*       LCD_Color2Index_M666
*/
unsigned LCD_Color2Index_M666(LCD_COLOR Color) {
  unsigned r, g, b;
  b = (Color >>  2) & 0x3f;
  g = (Color >> 10) & 0x3f;
  r = (Color >> 18) & 0x3f;
  return r + (g << 6) + (b << 12);
}

/*********************************************************************
*
*       LCD_Index2Color_M666
*/
LCD_COLOR LCD_Index2Color_M666(int Index) {
  unsigned r, g, b;
  b = (Index & 0x00003f) <<  2;
  g = (Index & 0x000fc0) >>  4; 
  r = (Index & 0x03f000) >> 10; 
  return r + (g << 8) + (((U32)b) << 16);
}

/*********************************************************************
*
*       LCD_GetIndexMask_M666
*/
unsigned LCD_GetIndexMask_M666(void) {
  return (unsigned)0x3ffff;
}

/*************************** End of file ****************************/