Danton Canut Benemann / Mbed 2 deprecated SDCard

cauqleuir madre

Dependencies:   SDFileSystem mbed TFTLCD

main.cpp@21:ed9ea3485f93, 2013-02-02 (annotated)

Committer:
Danton
Date:
Sat Feb 02 02:24:57 2013 +0000
Revision:
21:ed9ea3485f93
Parent:
20:1a28bf5b1d95
Child:
22:9e6c02d5f85d
draw the line

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