LCDP4.c
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上传日期:2017-08-10
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- /*
- *********************************************************************************************************
- * 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 : LCD4.C
- Purpose : Color conversion routines for 4 bpp gray LCDs
- ---------------------------END-OF-HEADER------------------------------
- */
- #include <stdlib.h>
- #include "LCD_Protected.h" /* inter modul definitions */
- /*********************************************************************
- *
- * LCD_FIXEDPALETTE == 4
- *
- * 16 gray scales
- *
- **********************************************************************
- */
- int LCD_Color2Index_4(LCD_COLOR Color) {
- int r,g,b;
- r = (Color>>(0+4)) &15;
- g = (Color>>(8+4)) &15;
- b = (Color>>(16+4)) &15;
- return (r+g+b+1) /3;
- }
- LCD_COLOR LCD_Index2Color_4(int Index) {
- return ((U32)Index)*0x111111;
- }