/***********************************************************************************************************                                                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        : GUIDevAA.CPurpose     : Memory device drawing with Antialiasing----------------------------------------------------------------------Version-Date---Author-Explanation----------------------------------------------------------------------1.02    000804 RS     LCD_CopyFromLCDAA added1.00a   000804 RS     Fix for odd X-sizes1.00    000728 RS     First release----------------------------------------------------------------------Known problems or limitations with current version----------------------------------------------------------------------None.---------------------------END-OF-HEADER------------------------------*/#include "GUI_Private.h"#include <string.h>#if GUI_SUPPORT_MEMDEV/*        *********************************************************        *                                                       *        *              Check config                             *        *                                                       *        **********************************************************//*        *********************************************************        *                                                       *        *                Macros                                 *        *                                                       *        **********************************************************/#define SETPIXEL(x,y,colorindex) _SetPixel(x,y,colorindex);#define BKCOLORINDEX GUI_Context.pDevData->aColorIndex[0]#define   COLORINDEX GUI_Context.pDevData->aColorIndex[1]/*      *************************************************      *                                               *      *             CopyToLCDAA                       *      *                                               *      **************************************************/void GUI_MEMDEV_CopyToLCDAA(GUI_MEMDEV_Handle hMem) {  /* Make sure memory handle is valid */  if (hMem) {    int x,y;    static const tLCDDEV_APIList* pDevicePrev;    GUI_MEMDEV* pDev = (GUI_MEMDEV*)GUI_ALLOC_LOCK(hMem);  /* Convert to pointer */    LCD_PIXELINDEX* pData0 = (LCD_PIXELINDEX*)(pDev+1);    int LineOff = pDev->XSize;    int x0 = pDev->x0;    int y0 = pDev->y0;    int XMax = pDev->XSize/2;    int YMax = pDev->YSize/2;    pDevicePrev = GUI_Context.pDeviceAPI; /* Remember list ptr (for restore) */    GUI_Context.pDeviceAPI = &LCD_L0_APIList;    LCD_SetClipRectMax();    for (y=0; y< YMax; y++) {      LCD_PIXELINDEX* pData = pData0;      for (x=0; x< XMax; x++) {        LCD_PIXELINDEX PixelIndex;        int ColorSep[3];        U32 Color = LCD_Index2Color(*pData);        ColorSep[0] = Color&255;        ColorSep[1] = (Color>>8)  &255;        ColorSep[2] = (Color>>16) &255;        Color = LCD_Index2Color(*(pData+1));        ColorSep[0] += Color&255;        ColorSep[1] += (Color>>8)  &255;        ColorSep[2] += (Color>>16) &255;        Color = LCD_Index2Color(*(pData+LineOff));        ColorSep[0] += Color&255;        ColorSep[1] += (Color>>8)  &255;        ColorSep[2] += (Color>>16) &255;        Color = LCD_Index2Color(*(pData+LineOff+1));        ColorSep[0] += Color&255;        ColorSep[1] += (Color>>8)  &255;        ColorSep[2] += (Color>>16) &255;        Color  = (ColorSep[0]+2)>>2;        Color |= ((ColorSep[1]+2)>>2)<<8;        Color |= ((U32)((ColorSep[2]+2)>>2))<<16;        PixelIndex = LCD_Color2Index(Color);        LCD_SetPixelIndex(x+x0, y+y0, PixelIndex);        pData+=2;      }      pData0 += 2*LineOff;    }    GUI_Context.pDeviceAPI = pDevicePrev; /* Restore API list ptr */  }}/*      *************************************************      *                                               *      *             CopyFromLCDAA                     *      *                                               *      **************************************************/void GUI_MEMDEV_CopyFromLCDAA(GUI_MEMDEV_Handle hMem) {  /* Make sure memory handle is valid */  if (!hMem) {    hMem = GUI_Context.hDevData;  }  if (hMem) {    int x,y;    GUI_MEMDEV* pDevData = (GUI_MEMDEV*) GUI_ALLOC_LOCK(hMem);  /* Convert to pointer */    GUI_USAGE* pUsage = 0;    int x0 = pDevData->x0;    int y0 = pDevData->y0;    int XMax = pDevData->XSize/2;    int YMax = pDevData->YSize/2;    LCD_PIXELINDEX* pData = (LCD_PIXELINDEX*)(pDevData+1);    int LineOff = pDevData->BytesPerLine;    if (pDevData->hUsage)       pUsage = GUI_USAGE_h2p(pDevData->hUsage);    for (y=0; y< YMax; y++) {      if (pUsage) {        GUI_USAGE_AddHLine(pUsage, 0, y*2, pDevData->XSize);        GUI_USAGE_AddHLine(pUsage, 0, y*2+1, pDevData->XSize);      }      for (x=0; x< XMax; x++) {        *pData = *(pData+1) = *(pData+LineOff) = *(pData+LineOff+1) = LCD_GetPixelIndex(x+x0,y+y0);        pData+=2;      }      pData += LineOff + (pDevData->XSize&1);    }  }  GUI_ALLOC_UNLOCK(hMem);}#elsevoid GUIDEV_AA(void) {} /* avoid empty object files */#endif /* GUI_MEMDEV_SUPPORT */