main.c

2440 ADS项目

#include <stdlib.h>
#include <stdarg.h>
#include <string.h>

#include "def.h"
#include "option.h"
#include "2440addr.h"
#include "2440lib.h"
#include "myTFT.h"
#include "color.h"
#include "graphic.h"

#include "..\images\flower.h"
#include "..\images\mouse.h"
#include "..\images\test.h"


void myTFT_DemoPutpixel(void);
void myTFT_DrawBMP(int x, int y, const unsigned char *fp);
void myTFT_Box(int x1, int y1, int x2, int y2, int color);

int mix=50;
int overwrite=1;
	
void Main(void)
{
     int i, index;;
	
     ChangeMPllValue(110,3,1);    //FCLK=399.65MHz, 1:3:6, HCLK=(1/3)FCLK=133.2MHz
	
	 Uart_Init(PCLK, 115200);
	 Uart_Select(1);
	 Uart_TxEmpty(1);
	 
     Uart_Printf("\n\rEx18.Test TFT LCD(640*480) \n");
     
     myTFT_Init(LCDFRAMEBUFFER, LCD_XSIZE, LCD_YSIZE, SCR_XSIZE, SCR_YSIZE);
     
     clear_LCD();
     for(i=0;i<640*480*2;i+=4)
         *(volatile int *)(LCDFRAMEBUFFER+i)=0xFFFFFFFF;
     
     Uart_Printf("*********************\n");      
     Uart_Printf("1. Draw Box. \n");
     Uart_Printf("2. Draw Bitmap.\n");
     Uart_Printf("3. Draw Filled Box.\n");
     Uart_Printf("4. Display English Character!\n");
     Uart_Printf("*********************\n"); 
     Uart_Printf("Select number!!\n\n ");
        
     while(1)
     {
       	index = Uart_Getch();
         	
     	switch(index)
     	{
     		case '1' :
     			 Uart_Printf("Draw box Test....\n");
     			 
     			 for(i=0;i<640*480*2;i+=4)
         				*(volatile int *)(LCDFRAMEBUFFER+i)=0xFFFFFFFF;//clear
         				
     			 myTFT_Box(0,0, 319, 239, RED);
     			 Delay(1000);
     			 
     			 myTFT_Box(320,0,640,239, YELLOW);
     			 Delay(1000);
     			 
     			 myTFT_Box(0,239, 319, 479, GREEN);
     			 Delay(1000);
     			 
     			 myTFT_Box(319,239, 639, 479, VIOLET);
     			 Delay(1000);
     			 
     			 break;
     			 
     		case '2' :
     			 Uart_Printf("Draw bitmap Test....\n");
     			 for(i=0;i<640*480*2;i+=4)
         				*(volatile int *)(LCDFRAMEBUFFER+i)=0xFFFFFFFF;//clear
         				
     		  	 myTFT_DrawBMP(200,100,flower);
     			 break;
     		case '3' :
     			// use your function in graphic.c, draw a filled box (30,40,80,100) with color RED
     			//draw_fill_rectangle(30,40,80,100,RED);
     			draw_vline(30, 80, 100, RED);
     			
     			break;
     			
     		case '4':
     			//display character 'Hello World!' from (0,0)
     			display_ascii(0, 0, "Hello World!");
     			display_chinese(0, 50, "你好！");
     			break;
		}     
		
    }
     
} // end of main(...)


int  random(int val)
{
     return rand()%val; 
}


void myTFT_DemoPutpixel(void)
{
     int i, j;	
     int seed = 1958;

     Uart_Printf("\n\rDemo PutPixel/GetPixel \n\r" );

     srand(seed);			// Restart random # function
     while( !Uart_GetKey() )	
     {		
         myTFT_Putpixel(random(LCD_XSIZE-1), random(LCD_YSIZE-1), random(0xFFFF) );
         Delay(3);
     }
     
     for(i=0;i<SCR_XSIZE;i++)
         for(j=0;j<SCR_YSIZE;j++) 
             myTFT_Putpixel(i,j,0x00);    
}


void myTFT_DrawBMP(int x, int y, const unsigned char *fp)
{
     int xx=0, yy=0;	
     unsigned int tmp;
     unsigned char tmpR, tmpG, tmpB;
     
     unsigned short bfType;
     unsigned int bfSize;
     unsigned int bfOffbits;
     unsigned int biWidth, biWidth2;
     unsigned int biHeight;     
	
     bfType=*(unsigned short *)(fp+0);
     bfSize=*(unsigned short *)(fp+2);
     tmp=*(unsigned short *)(fp+4);
     bfSize=(tmp<<16)+bfSize;
     bfOffbits=*(unsigned short *)(fp+10);
     biWidth=*(unsigned short *)(fp+18);    
     biHeight=*(unsigned short *)(fp+22);          
     
     biWidth2=(bfSize-bfOffbits)/biHeight;	
     //biWidth2=(biWidth/4)*4;
/*     
     Uart_Printf("FileSize : %d \n", bfSize);
     Uart_Printf("Offset : %d \n", bfOffbits);
     Uart_Printf("Width : %d \n", biWidth);
     Uart_Printf("Height : %d \n", biHeight);
     Uart_Printf("Width2 : %d \n", biWidth2);
*/     
     
     for(yy=0;yy<biHeight;yy++)
     {
         for(xx=0;xx<biWidth2/3;xx++)
         {
             tmpB=*(unsigned char *)(fp+bfOffbits+3*xx+(biHeight-yy-1)*biWidth2+0);
             tmpG=*(unsigned char *)(fp+bfOffbits+3*xx+(biHeight-yy-1)*biWidth2+1);
             tmpR=*(unsigned char *)(fp+bfOffbits+3*xx+(biHeight-yy-1)*biWidth2+2);

             if(tmpB==0xff && tmpG==0x00 && tmpR==0x00 && overwrite==0)
             {
             }
             else
             {   	
	             tmpR>>=3;
	             tmpG>>=3;
	             tmpB>>=3;
	             
	             if(xx<biWidth2)
	               myTFT_Putpixel(x+xx,y+yy,(tmpR<<11)+(tmpG<<6)+(tmpB<<0));
             }
         } 
     } 
    
} // end of Lcd_DrawBMP(...) 	


void myTFT_Box(int x1, int y1, int x2, int y2, int color)
{
     int xx, yy;
     int r1,g1,b1;
     int r2,g2,b2;     
     int tmp;
     	 
     for(yy=y1;yy<=y2;yy++)
     {
     	 for(xx=x1;xx<=x2;xx++)	
     	 {
     	     tmp=myTFT_Getpixel(xx, yy);	
     	     r1=(tmp>>11)&0x1F;
     	     g1=(tmp>>5)&0x3F;
     	     b1=(tmp>>0)&0x1F;
     	     r2=(color>>11)&0x1F;
     	     g2=(color>>5)&0x3F;
     	     b2=(color>>0)&0x1F;     	     
     	     
     	     if(mix>100) mix=100;
     	     r1=((r1*mix)+(100-mix)*r2)/100;
     	     g1=((g1*mix)+(100-mix)*g2)/100;
     	     b1=((b1*mix)+(100-mix)*b2)/100;
     	     
     	     tmp=(r1<<11)|(g1<<5)|(b1);
     	     myTFT_Putpixel(xx, yy, tmp);		     		
     	 	
	 	} 
     } 	 
}