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📄 lcdmem.c

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/*DMF50172或MF50081Bit7654321*/
/*
*************************************************************************************************
Init & display control group
*************************************************************************************************
LCD_L0_Init() Initialize the display.
LCD_L0_ReInit() Reinitialize LCD without erasing the contents.
LCD_L0_Off() Switch LCD off.
LCD_L0_On() Switch LCD on.
*************************************************************************************************
Drawing group
*************************************************************************************************
LCD_L0_DrawBitmap() Universal draw bitmap routine.
LCD_L0_DrawHLine() Draw a horizontal line.
LCD_L0_DrawPixel() Draw a pixel in the current foreground color.
LCD_L0_DrawVLine() Draw a vertical line.
LCD_L0_FillRect() Fill a rectangular area.
LCD_L0_SetPixelIndex() Draw a pixel in a specified color.
LCD_L0_XorPixel() Invert a pixel.
*************************************************************************************************
"Get" group
*************************************************************************************************
LCD_L0_GetPixelIndex() Returs the index of the color of a specific pixel.
*************************************************************************************************
"Set" group
*************************************************************************************************
LCD_L0_SetOrg() Not yet used, reserved for future use (must exist in driver).
*************************************************************************************************
Lookup table group
*************************************************************************************************
LCD_L0_SetLUTEntry() Modifiy a single entry of LUT.
*************************************************************************************************
Misc. group (optional)
*************************************************************************************************
LCD_L0_ControlCache() Lock/unlock/flush LCD cache.
LCD_GetXSize() Return physical X-size of LCD in pixels.
LCD_GetYSize() Return physical Y-size of LCD in pixels.
LCD_GetVXSize() Return virtual X-size of LCD in pixels.
LCD_GetVYSize() Return virtual Y-size of LCD in pixels.
LCD_GetBitsPerPixel() Return the number of bits per pixel.
LCD_GetNumColors() Return the number of available colors.
LCD_GetFixedPalette() Return the fixed palette mode.
*************************************************************************************************
#include <string.h>             /* for memset */
#include <stddef.h>           /* needed for definition of NULL */
#include "LCD_Private.H"      /* private modul definitions & config */
#include "GUI_Private.H"
#include "GUIDebug.h"
#include "LCD_0.h"            /* Defines for first display */

#include	"../../ucos_ii/includes.h"  

INT32U aLcdActiveBuffer[LCD_YSIZE][LCD_XSIZE/4];
INT32U aLcdVirtualBuffer[LCD_YSIZE][LCD_XSIZE/4];

#define SCR_XSIZE 	(320)  
#define SCR_YSIZE 	(240)

#define M5D(n) ((n) & 0x1fffff)
#define ARRAY_SIZE_COLOR 	(SCR_XSIZE/1*SCR_YSIZE)
#define HOZVAL			(LCD_XSIZE/4-1)
#define HOZVAL_COLOR		(LCD_XSIZE*3/8-1)
#define LINEVAL			(LCD_YSIZE-1)
#define MVAL			(13)
#define CLKVAL_COLOR 	(6) //60Mhz 
#define MVAL_USED 0
#define LCD_BUF_SIZE (SCR_XSIZE * SCR_YSIZE)

//extern INT32U aLcdActiveBuffer[LCD_YSIZE][LCD_XSIZE/4];
//extern INT32U aLcdVirtualBuffer[LCD_YSIZE][LCD_XSIZE/4];

//#define LCD_ACTIVE_BUFFER 0xc200000
//#define LCD_VIRTUAL_BUFFER (LCD_ACTIVE_BUFFER +  2 * LCD_BUF_SIZE)

#define LCD_L0_DrawPixel(x, y, c)\
	aLcdActiveBuffer[(y)][(x)/4]=(( aLcdActiveBuffer[(y)][(x)/4] & (~(0xff000000>>((x)%4)*8)) )\
	| ( (c)<<((4-1-((x)%4))*8) ));

#define GUISWAP(a, b) {a^=b; b^=a; a^=b;}



#ifndef LCD_OPTIMIZE
  #define LCD_OPTIMIZE                (1)
#endif

/*
  ********************************************************************
  *
  *                  ID translation table
  *
  ********************************************************************

This table contains 0, 1, 2, ... and serves as translation table for DDBs

*/

#define INTS(Base)  Base+0,Base+1,Base+2,Base+3,Base+4,Base+5,   \
                    Base+6,Base+7,Base+8,Base+9,Base+10,Base+11, \
                    Base+12,Base+13,Base+14,Base+15

static const LCD_PIXELINDEX aID[] = {
  INTS(0),
  #if LCD_MAX_LOG_COLORS > 0x10
    INTS(0x10),
  #endif
  #if LCD_MAX_LOG_COLORS > 0x20
    INTS(0x20),
    INTS(0x30),
  #endif
  #if LCD_MAX_LOG_COLORS > 0x40
    INTS(0x40),
    INTS(0x50),
    INTS(0x60),
    INTS(0x70),
  #endif
  #if LCD_MAX_LOG_COLORS > 0x80
    INTS(0x80),
    INTS(0x90),
    INTS(0xa0),
    INTS(0xb0),
    INTS(0xc0),
    INTS(0xd0),
    INTS(0xe0),
    INTS(0xf0)
  #endif
};

static int CurPosX;
static U8* pCurPos;

#define LCD_BYTESPERLINE (3*(((LCD_VXSIZE_PHYS)+7)/8))

#define XY2OFF(x,y) (y*LCD_BYTESPERLINE+3*(x>>3))

#define OFF2PTR(Off) &aLcdActiveBuffer[0][Off]

static void SetPosXY(int x, int y) {
  CurPosX = x;
  //pCurPos = OFF2PTR(XY2OFF(x,y));
  pCurPos = (U8*)OFF2PTR(XY2OFF(x,y));//change by lcn  
  switch (x&7) {
  case 3:
  case 4:
  case 5:
    pCurPos++; break;
  case 6:
  case 7:
    pCurPos+=2;
  }
}

static void SetNextPixel(LCD_PIXELINDEX c) {
  switch (CurPosX&7) {
  case 0: *pCurPos = (*pCurPos&~(7<<5))|(c<<5); break;
  case 1: *pCurPos = (*pCurPos&~(7<<2))|(c<<2); break;
  case 2: *pCurPos = (*pCurPos&~(3))|(c>>1);
           pCurPos++;
          *pCurPos = (*pCurPos &~(1<<7))|(c<<7);
           break;
  case 3: *pCurPos = (*pCurPos&~(7<<4))|(c<<4); break;
  case 4: *pCurPos = (*pCurPos&~(7<<1))|(c<<1); break;
  case 5: *pCurPos = (*pCurPos&~(1))|(c>>2);
           pCurPos++;
          *pCurPos = (*pCurPos &~(3<<6))|(c<<6);
           break;
  case 6: *pCurPos = (*pCurPos&~(7<<3))|(c<<3); break;
  case 7: *pCurPos = (*pCurPos&~(7<<0))|(c);
           pCurPos++;
           break;
  }
  CurPosX++;
}


int LCD_L0_Init (void)
{       
	rLCDCON1=(0x0)|(2<<5)|(MVAL_USED<<7)|(0x3<<8)|(0x3<<10)|(CLKVAL_COLOR<<12);
	    // disable,8B_SNGL_SCAN,WDLY=8clk,WLH=8clk,
	rLCDCON2=(LINEVAL)|(HOZVAL_COLOR<<10)|(10<<21);  
	    //LINEBLANK=10 (without any calculation) 
	rLCDSADDR1= (0x3<<27) | ( ((unsigned int)aLcdActiveBuffer>>22)<<21 ) | M5D((unsigned int)aLcdActiveBuffer>>1);
	    // 256-color, LCDBANK, LCDBASEU
	rLCDSADDR2= M5D((((unsigned int)aLcdActiveBuffer+(SCR_XSIZE*LCD_YSIZE))>>1)) | (MVAL<<21);
	rLCDSADDR3= (LCD_XSIZE/2) | ( ((SCR_XSIZE-LCD_XSIZE)/2)<<9 );

	//The following value has to be changed for better display.

	rREDLUT  =0xfdb96420;
	rGREENLUT=0xfdb96420;
	rBLUELUT =0xfb40;

	rDITHMODE=0x0;
	rDP1_2 =0xa5a5;      
	rDP4_7 =0xba5da65;
	rDP3_5 =0xa5a5f;
	rDP2_3 =0xd6b;
	rDP5_7 =0xeb7b5ed;
	rDP3_4 =0x7dbe;
	rDP4_5 =0x7ebdf;
	rDP6_7 =0x7fdfbfe;

	rLCDCON1=(0x1)|(2<<5)|(MVAL_USED<<7)|(0x3<<8)|(0x3<<10)|(CLKVAL_COLOR<<12);
	rPDATB &= 0xffef;
		
	return 0;
//	Lcd_Clr();
//	Lcd_ActiveClr();
}

void LCD_L0_ReInit(void)
{

}

void LCD_L0_On(void)
{

}

void LCD_L0_Off(void)
{

}

 void   LCD_L0_FillRect(int x0, int y0, int x1, int y1)
 {
	  for (; y0 <= y1; y0++) {
	    LCD_L0_DrawHLine(x0,y0, x1);
	  }
 }

 void         LCD_L0_DrawHLine        (int x0, int y,int x1)
 {
	  if (x0>x1) return;  /* Check if nothing to draw */
	  if (GUI_Context.DrawMode & LCD_DRAWMODE_XOR) {
	    while (x0 <= x1) {
	    	LCD_L0_XorPixel(x0,y);
//	      XORPIXEL(x0, y);
	      x0++;
	    }
	  } else {
	    while (x0 <= x1) {
	    	LCD_L0_DrawPixel(x0,y,LCD_COLORINDEX);
//	      SETPIXEL(x0, y, COLOR);
	      x0++;
	    }
	  }	
 }

  void  LCD_L0_DrawVLine(int y0,  int y1,int x )
  {
	  if (GUI_Context.DrawMode & LCD_DRAWMODE_XOR) {
	    while (y0 <= y1) {
	    	LCD_L0_XorPixel(x,y0);
//	      XORPIXEL(x, y0);
	      y0++;
	    }
	  } else {
	    while (y0 <= y1) {
	    	LCD_L0_DrawPixel(x,y0,LCD_COLORINDEX);
//	      SETPIXEL(x, y0, COLOR);
	      y0++;
	    }
	  }
 }


/*
  ***************************************************************
  *                                                             *
  *            Internal bitmap routines                         *
  *                                                             *
  ***************************************************************

*/


/*
    *********************************************
    *                                           *
    *      Draw Bitmap 1 BPP                    *
    *                                           *
    *********************************************
*/

static void  DrawBitLine1BPP(int x, int y, U8 const*p, int Diff, int xsize, const LCD_PIXELINDEX*pTrans) {
  LCD_PIXELINDEX pixels;
  LCD_PIXELINDEX Index0 = *(pTrans+0);
  LCD_PIXELINDEX Index1 = *(pTrans+1);
/*
// Jump to right entry point
*/
  pixels = *p;
  switch (GUI_Context.DrawMode & (LCD_DRAWMODE_TRANS|LCD_DRAWMODE_XOR)) {
  case 0:
#if      (LCD_OPTIMIZE)             \
      && (!LCD_MIRROR_X)            \
      && (!LCD_MIRROR_Y)            \
      && (!LCD_SWAP_XY)             \
      && (!LCD_SUPPORT_COMTRANS)    \
      && (!LCD_SUPPORT_SEGTRANS)    \
      && ((LCD_BITSPERPIXEL == 3) || (LCD_BITSPERPIXEL == 6))
    SetPosXY(x+(Diff&7),y);
#endif
    switch (Diff&7) {
    case 0:   
      goto WriteBit0;
    case 1:   
      goto WriteBit1;
    case 2:
      goto WriteBit2;
    case 3:
      goto WriteBit3;
    case 4:
      goto WriteBit4;

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