LCDP555.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 : LCD555.C
- Purpose : Color conversion routines for LCD-drivers
- ---------------------------END-OF-HEADER------------------------------
- */
- #include <stddef.h> /* needed for definition of NULL */
- #include "LCD_Protected.h" /* inter modul definitions */
- /*********************************************************************
- *
- * LCD_FIXEDPALETTE == 555
- *
- * 2^15 = 32768 basic colors
- *
- **********************************************************************
- */
- int LCD_Color2Index_555(LCD_COLOR Color) {
- int r,g,b;
- r = (Color>>3) &0x1f;
- g = (Color>>11) &0x1f;
- b = (Color>>19) &0x1f;
- return r+(g<<5)+(b<<10);
- }
- LCD_COLOR LCD_Index2Color_555(int Index) {
- int r,g,b;
- r = (Index&(0x1f<<0)) << ( 3);
- g = (Index&(0x1f<<5)) >> (5-3);
- b = (Index&(0x1f<<10)) >>(10-3);
- return r+(g<<8)+(((U32)b)<<16);
- }