Danton Canut Benemann / Mbed 2 deprecated SDCard

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Dependencies:   SDFileSystem mbed TFTLCD

main.cpp@35:ad5fa2b439ad, 2013-02-02 (annotated)

Committer:
Danton
Date:
Sat Feb 02 04:03:44 2013 +0000
Revision:
35:ad5fa2b439ad
Parent:
34:451b67720e07
Child:
36:810bd3eb129c
Drawfast ans debug lines for absptr

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Danton 0:a11b3a90c259 1 #include "mbed.h"
Danton 0:a11b3a90c259 2 #include "SDFileSystem.h"
Danton 2:e205fa129def 3 #include "hx8340bs.h"
Danton 21:ed9ea3485f93 4 void superDisplay()
Danton 21:ed9ea3485f93 5 {
Danton 21:ed9ea3485f93 6 HX8340S_LCD lcd( p9, p14, p13, p11);
Danton 21:ed9ea3485f93 7 lcd.Initialize();
Danton 21:ed9ea3485f93 8 lcd.ClearScreen();
Danton 28:4a233bc57aab 9 lcd.FillScreen(COLOR_BLUE);
Danton 35:ad5fa2b439ad 10 //printf("superDisplay\c\n");
Danton 21:ed9ea3485f93 11 }
Danton 21:ed9ea3485f93 12 void superSd(unsigned char*buffer,int offset,int bytes,const char *path)
Danton 15:3bfbb557020e 13 {
Danton 22:9e6c02d5f85d 14 printf("superSD\c\n");
Danton 15:3bfbb557020e 15 SDFileSystem sd(p11, p12, p13, p8, "sd"); // the pinout on the mbed Cool Components workshop board
Danton 21:ed9ea3485f93 16 FILE *fp =fopen(path, "r");
Danton 15:3bfbb557020e 17
Danton 15:3bfbb557020e 18 if(fp == NULL) {
Danton 15:3bfbb557020e 19 error("Could not open file\c\n");
Danton 15:3bfbb557020e 20 }
Danton 15:3bfbb557020e 21 //fprintf(fp, "Hello fun SD Card World!\c\n");
Danton 15:3bfbb557020e 22 //fread ( void * ptr, size_t size, size_t count, FILE * stream );
Danton 17:3d7951357fd3 23 fseek(fp, offset,SEEK_SET);
Danton 21:ed9ea3485f93 24 fread((char*)buffer,1,bytes,fp);
Danton 15:3bfbb557020e 25 fclose(fp);
Danton 15:3bfbb557020e 26
Danton 15:3bfbb557020e 27 }
Danton 21:ed9ea3485f93 28 void colorCompute(unsigned char*buffer, unsigned int* colorBuffer,int offset,int sizeOfBuffer)
Danton 21:ed9ea3485f93 29 {
Danton 35:ad5fa2b439ad 30 //printf("ColorCompute\c\n");
Danton 26:dd8e83feefb9 31 int aux= sizeOfBuffer+offset;
Danton 27:bae83e4c9fce 32 int j=offset;
Danton 27:bae83e4c9fce 33 for(int i=i;i<sizeOfBuffer;i=i+4)
Danton 21:ed9ea3485f93 34 {
Danton 35:ad5fa2b439ad 35 //printf("%d ",i);
Danton 27:bae83e4c9fce 36 colorBuffer[j]=buffer[i]<<16+buffer[i+1]<<8+buffer[i+2];
Danton 27:bae83e4c9fce 37 j++;
Danton 21:ed9ea3485f93 38 }
Danton 35:ad5fa2b439ad 39 //printf("\n");
Danton 21:ed9ea3485f93 40 }
Danton 34:451b67720e07 41 void pickUpLine(unsigned char*buffer, unsigned int* colorBuffer,int sizeOfBuffer,int sizeOfLine,const char *path, int absPtr)
Danton 21:ed9ea3485f93 42 {
Danton 22:9e6c02d5f85d 43 printf("Pickupline\c\n");
Danton 34:451b67720e07 44 int i =absPtr;
Danton 25:b81df542785e 45 int delta=20;
Danton 21:ed9ea3485f93 46 for(int j=0;j<sizeOfLine;j=j+delta)
Danton 21:ed9ea3485f93 47 {
Danton 21:ed9ea3485f93 48 superSd(buffer,i,sizeOfBuffer,path);
Danton 24:1acd0368a592 49 printf("byteofFile%d, pixelnum %d, delta %d",i,j,delta);
Danton 21:ed9ea3485f93 50 colorCompute(buffer,colorBuffer,j,sizeOfBuffer);
Danton 21:ed9ea3485f93 51 i=i+delta;
Danton 21:ed9ea3485f93 52 }
Danton 21:ed9ea3485f93 53
Danton 21:ed9ea3485f93 54 }
Danton 21:ed9ea3485f93 55 void drawLine(unsigned int* color,int y)
Danton 15:3bfbb557020e 56 {
Danton 15:3bfbb557020e 57 HX8340S_LCD lcd( p9, p14, p13, p11);
Danton 33:7154faa730e5 58 //lcd.Initialize();
Danton 33:7154faa730e5 59 DigitalOut scr(p9);
Danton 33:7154faa730e5 60 scr=0;
Danton 35:ad5fa2b439ad 61 //printf("drawline\c\n");
Danton 35:ad5fa2b439ad 62 //lcd.FillScreen(COLOR_GREEN);
Danton 19:089c4027bfba 63 for(int i=0;i<220;i++)
Danton 19:089c4027bfba 64 {
Danton 34:451b67720e07 65 lcd.DrawPixel(i,y,color[i]);
Danton 35:ad5fa2b439ad 66 //printf("i=%d color=%x \n",i, (int)color[i]);
Danton 21:ed9ea3485f93 67
Danton 19:089c4027bfba 68 }
Danton 15:3bfbb557020e 69 }
Danton 21:ed9ea3485f93 70
Danton 21:ed9ea3485f93 71 /*void drawScreen(unsigned char*buffer,unsigned int* colorBuffer,int sizeOfBuffer,int sizeOfLine,const char *path)
Danton 21:ed9ea3485f93 72 {
Danton 21:ed9ea3485f93 73 for(int i=0; i<176;i++)
Danton 21:ed9ea3485f93 74 {
Danton 21:ed9ea3485f93 75 pickUpLine
Danton 21:ed9ea3485f93 76 }
Danton 21:ed9ea3485f93 77 }
Danton 21:ed9ea3485f93 78 */
Danton 0:a11b3a90c259 79 int main() {
Danton 6:ac9692245a01 80 printf("Hello Stinky World!\c\n");
Danton 0:a11b3a90c259 81
Danton 2:e205fa129def 82 //mkdir("/sd/mydir", 0777);
Danton 0:a11b3a90c259 83
Danton 15:3bfbb557020e 84
Danton 21:ed9ea3485f93 85 unsigned char rawbytes[80];
Danton 21:ed9ea3485f93 86 unsigned int color[220];
Danton 34:451b67720e07 87 unsigned int absPtr=54;
Danton 22:9e6c02d5f85d 88 superDisplay();
Danton 35:ad5fa2b439ad 89 for(int i=0;i<176;i++)
Danton 34:451b67720e07 90 {
Danton 34:451b67720e07 91 pickUpLine(rawbytes,color,80,220,"/sd/mydir/rose.bmp",absPtr);
Danton 34:451b67720e07 92 drawLine(color,i);
Danton 34:451b67720e07 93 absPtr+880;
Danton 35:ad5fa2b439ad 94 printf("absptr %d\n", absPtr);
Danton 34:451b67720e07 95 }
Danton 15:3bfbb557020e 96
Danton 0:a11b3a90c259 97 printf("Goodbye World!\c\n");
Danton 0:a11b3a90c259 98 }