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SD Card Alpha Sorting

Browse Source 
First iteration of alphabetical sorting for SD cards, both
slow+efficient and fast+rammy. Option for folders to sort first, last,
or not at all.
master
Scott Lahteine 10 years ago
parent cb4a6dd2dc
commit f40cff59f3
5 changed files with 208 additions and 41 deletions
Show Stats Download Patch File Download Diff File

1
Marlin/Configuration_adv.h
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@ -290,6 +290,7 @@
#define SD_FINISHED_STEPPERRELEASE true //if sd support and the file is finished: disable steppers?
#define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
#define SDCARD_SORT_ALPHA // Sort in ASCII order by pre-reading the folder and making a lookup table!
#define SDCARD_RATHERRECENTFIRST //reverse file order of sd card menu display. Its sorted practically after the file system block order.
// if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
// using:

4
Marlin/SdFatConfig.h
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@ -111,10 +111,12 @@ uint8_t const SOFT_SPI_SCK_PIN = 13;
/**
* Defines for long (vfat) filenames
*/
/** Number of UTF-16 characters per entry */
#define FILENAME_LENGTH 13
/** Number of VFAT entries used. Every entry has 13 UTF-16 characters */
#define MAX_VFAT_ENTRIES (2)
/** Total size of the buffer used to store the long filenames */
#define LONG_FILENAME_LENGTH (13*MAX_VFAT_ENTRIES+1)
#define LONG_FILENAME_LENGTH (FILENAME_LENGTH*MAX_VFAT_ENTRIES+1)
#endif // SdFatConfig_h

181
Marlin/cardreader.cpp
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@ -11,6 +11,10 @@
CardReader::CardReader()
{
#if SORT_USES_MORE_RAM
sortnames = NULL;
sort_count = 0;
#endif
filesize = 0;
sdpos = 0;
sdprinting = false;
@ -53,15 +57,15 @@ char *createFilename(char *buffer,const dir_t &p) //buffer>12characters
void CardReader::lsDive(const char *prepend,SdFile parent)
{
dir_t p;
uint8_t cnt=0;
uint8_t cnt=0;
while (parent.readDir(p, longFilename) > 0)
while (parent.readDir(p, diveFilename) > 0)
{
if( DIR_IS_SUBDIR(&p) && lsAction!=LS_Count && lsAction!=LS_GetFilename) // hence LS_SerialPrint
{
char path[13*2];
char lfilename[13];
char path[FILENAME_LENGTH*2];
char lfilename[FILENAME_LENGTH];
createFilename(lfilename,p);
path[0]=0;
@ -87,15 +91,13 @@ void CardReader::lsDive(const char *prepend,SdFile parent)
}
lsDive(path,dir);
//close done automatically by destructor of SdFile
}
else
{
if (p.name[0] == DIR_NAME_FREE) break;
if (p.name[0] == DIR_NAME_DELETED || p.name[0] == '.'|| p.name[0] == '_') continue;
if (longFilename[0] != '\0' &&
(longFilename[0] == '.' || longFilename[0] == '_')) continue;
if (diveFilename[0] != '\0' &&
(diveFilename[0] == '.' || diveFilename[0] == '_')) continue;
if ( p.name[0] == '.')
{
if ( p.name[1] != '.')
@ -105,7 +107,6 @@ void CardReader::lsDive(const char *prepend,SdFile parent)
if (!DIR_IS_FILE_OR_SUBDIR(&p)) continue;
filenameIsDir=DIR_IS_SUBDIR(&p);
if(!filenameIsDir)
{
if(p.name[8]!='G') continue;
@ -124,10 +125,8 @@ void CardReader::lsDive(const char *prepend,SdFile parent)
}
else if(lsAction==LS_GetFilename)
{
if(cnt==nrFiles)
return;
if (cnt == nrFiles) return;
cnt++;
}
}
}
@ -136,9 +135,6 @@ void CardReader::lsDive(const char *prepend,SdFile parent)
void CardReader::ls()
{
lsAction=LS_SerialPrint;
if(lsAction==LS_Count)
nrFiles=0;
root.rewind();
lsDive("",root);
}
@ -177,6 +173,9 @@ void CardReader::initsd()
}
workDir=root;
curDir=&root;
#ifdef SDCARD_SORT_ALPHA
presort();
#endif
/*
if(!workDir.openRoot(&volume))
{
@ -193,8 +192,10 @@ void CardReader::setroot()
SERIAL_ECHOLNPGM(MSG_SD_WORKDIR_FAIL);
}*/
workDir=root;
curDir=&workDir;
#ifdef SDCARD_SORT_ALPHA
presort();
#endif
}
void CardReader::release()
{
@ -235,7 +236,7 @@ void CardReader::getAbsFilename(char *t)
while(*t!=0 && cnt< MAXPATHNAMELENGTH)
{t++;cnt++;} //crawl counter forward.
}
if(cnt<MAXPATHNAMELENGTH-13)
if(cnt<MAXPATHNAMELENGTH-FILENAME_LENGTH)
file.getFilename(t);
else
t[0]=0;
@ -305,7 +306,7 @@ void CardReader::openFile(char* name,bool read, bool replace_current/*=true*/)
//SERIAL_ECHO("end :");SERIAL_ECHOLN((int)(dirname_end-name));
if(dirname_end>0 && dirname_end>dirname_start)
{
char subdirname[13];
char subdirname[FILENAME_LENGTH];
strncpy(subdirname, dirname_start, dirname_end-dirname_start);
subdirname[dirname_end-dirname_start]=0;
SERIAL_ECHOLN(subdirname);
@ -401,7 +402,7 @@ void CardReader::removeFile(char* name)
//SERIAL_ECHO("end :");SERIAL_ECHOLN((int)(dirname_end-name));
if(dirname_end>0 && dirname_end>dirname_start)
{
char subdirname[13];
char subdirname[FILENAME_LENGTH];
strncpy(subdirname, dirname_start, dirname_end-dirname_start);
subdirname[dirname_end-dirname_start]=0;
SERIAL_ECHOLN(subdirname);
@ -439,6 +440,9 @@ void CardReader::removeFile(char* name)
SERIAL_PROTOCOLPGM("File deleted:");
SERIAL_PROTOCOLLN(fname);
sdpos = 0;
#ifdef SDCARD_SORT_ALPHA
presort();
#endif
}
else
{
@ -595,21 +599,156 @@ void CardReader::chdir(const char * relpath)
workDirParents[0]=*parent;
}
workDir=newfile;
#ifdef SDCARD_SORT_ALPHA
presort();
#endif
}
}
void CardReader::updir()
{
if(workDirDepth > 0)
if (workDirDepth > 0)
{
--workDirDepth;
workDir = workDirParents[0];
int d;
for (int d = 0; d < workDirDepth; d++)
workDirParents[d] = workDirParents[d+1];
#ifdef SDCARD_SORT_ALPHA
presort();
#endif
}
}
#ifdef SDCARD_SORT_ALPHA
/**
* Get the name of a file in the current directory by sort-index
*/
void CardReader::getfilename_sorted(const uint8_t nr) {
#if SORT_USES_MORE_RAM
getfilename(nr < sort_count ? sort_order[nr] : nr);
#else
getfilename(nr < SORT_LIMIT ? sort_order[nr] : nr);
#endif
}
/**
* Read all the files and produce a sort key
*
* We can do this in 3 ways...
* - Minimal RAM: Read two filenames at a time sorting along...
* - Some RAM: Buffer the directory and return filenames from RAM
* - Some RAM: Buffer the directory just for this sort
*/
void CardReader::presort()
{
#if SORT_USES_MORE_RAM
flush_presort();
#endif
uint16_t fileCnt = getnrfilenames();
if (fileCnt > 0) {
if (fileCnt > SORT_LIMIT) fileCnt = SORT_LIMIT;
#if SORT_USES_MORE_RAM
sortnames = malloc(fileCnt * sizeof(char*));
sort_count = fileCnt;
#elif SORT_USES_RAM
char *sortnames[fileCnt];
#if FOLDER_SORTING != 0
uint8_t isdir[fileCnt];
#endif
#else
char sortname[LONG_FILENAME_LENGTH+1];
#endif
if (fileCnt > 1) {
// Init sort order [and get filenames]
for (int i=0; i<fileCnt; i++) {
int byte=i/8, bit=1<<(i%8);
sort_order[i] = i;
#if SORT_USES_RAM
getfilename(i);
char *name = diveFilename[0] ? diveFilename : filename;
// SERIAL_ECHOPGM("--- ");
// SERIAL_ECHOLN(name);
sortnames[i] = (char*)malloc(strlen(name) + 1);
strcpy(sortnames[i], name);
#if FOLDER_SORTING != 0
isdir[i] = filenameIsDir;
#endif
#endif
}
// Bubble Sort
for (uint8_t i=fileCnt; --i;) {
bool cmp, didSwap = false;
for (uint8_t j=0; j<i; ++j) {
int s1 = j, s2 = j+1, o1 = sort_order[s1], o2 = sort_order[s2];
#if SORT_USES_RAM
#if FOLDER_SORTING != 0
cmp = (isdir[o1] == isdir[o2]) ? (strcasecmp(sortnames[o1], sortnames[o2]) > 0) : isdir[FOLDER_SORTING > 0 ? o1 : o2];
#else
cmp = strcasecmp(sortnames[o1], sortnames[o2]) > 0);
#endif
#else
getfilename(o1);
#if FOLDER_SORTING != 0
bool dir1 = filenameIsDir;
#endif
char *name = diveFilename[0] ? diveFilename : filename;
strcpy(sortname, name);
getfilename(o2);
name = diveFilename[0] ? diveFilename : filename;
#if FOLDER_SORTING != 0
cmp = (dir1 == filenameIsDir) ? (strcasecmp(sortname, name) > 0) : (FOLDER_SORTING > 0 ? dir1 : !dir1);
#else
cmp = strcasecmp(sortname, name) > 0);
#endif
#endif
if (cmp) {
// SERIAL_ECHOPGM("Swap ");
// SERIAL_ECHOLN(sortnames[o1]);
// SERIAL_ECHOPGM(" for ");
// SERIAL_ECHOLN(sortnames[o2]);
sort_order[s1] = o2;
sort_order[s2] = o1;
didSwap = true;
}
}
if (!didSwap) break;
}
#if SORT_USES_RAM && !SORT_USES_MORE_RAM
for (int i=0; i < fileCnt; ++i) free(sortnames[i]);
#endif
}
else {
sort_order[0] = 0;
}
}
}
void CardReader::flush_presort() {
#if SORT_USES_MORE_RAM
if (sort_count > 0) {
for (int i=0; i < sort_count; ++i) {
free(sortnames[i]);
sort_order[i] = i;
}
free(sortnames);
sortnames = NULL;
sort_count = 0;
}
#else
for (int i=SORT_LIMIT; --i;) sort_order[i] = i;
#endif
}
#endif
void CardReader::printingHasFinished()
{

28
Marlin/cardreader.h
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@ -3,7 +3,11 @@
#ifdef SDSUPPORT
#define MAX_DIR_DEPTH 10
#define MAX_DIR_DEPTH 10 // Maximum folder depth
#define SORT_USES_RAM false // Buffer while sorting, else re-read from SD
#define SORT_USES_MORE_RAM false // Always keep the directory in RAM
#define SORT_LIMIT 256 // Maximum number of sorted items
#define FOLDER_SORTING -1 // -1=above 0=none 1=below
#include "SdFile.h"
enum LsAction {LS_SerialPrint,LS_Count,LS_GetFilename};
@ -39,6 +43,12 @@ public:
void updir();
void setroot();
#ifdef SDCARD_SORT_ALPHA
void presort();
void flush_presort();
void getfilename_sorted(const uint8_t nr);
#endif
FORCE_INLINE bool isFileOpen() { return file.isOpen(); }
FORCE_INLINE bool eof() { return sdpos>=filesize ;};
@ -51,19 +61,27 @@ public:
bool saving;
bool logging;
bool sdprinting ;
bool cardOK ;
char filename[13];
char longFilename[LONG_FILENAME_LENGTH];
bool cardOK;
char filename[FILENAME_LENGTH];
char diveFilename[LONG_FILENAME_LENGTH];
bool filenameIsDir;
int lastnr; //last number of the autostart;
private:
SdFile root,*curDir,workDir,workDirParents[MAX_DIR_DEPTH];
uint16_t workDirDepth;
#ifdef SDCARD_SORT_ALPHA
#if SORT_USES_MORE_RAM
uint16_t sort_count;
char **sortnames;
#else
uint8_t sort_order[SORT_LIMIT];
#endif
#endif
Sd2Card card;
SdVolume volume;
SdFile file;
#define SD_PROCEDURE_DEPTH 1
#define MAXPATHNAMELENGTH (13*MAX_DIR_DEPTH+MAX_DIR_DEPTH+1)
#define MAXPATHNAMELENGTH (FILENAME_LENGTH*MAX_DIR_DEPTH+MAX_DIR_DEPTH+1)
uint8_t file_subcall_ctr;
uint32_t filespos[SD_PROCEDURE_DEPTH];
char filenames[SD_PROCEDURE_DEPTH][MAXPATHNAMELENGTH];

29
Marlin/ultralcd.cpp
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@ -946,9 +946,9 @@ void lcd_sdcard_menu()
card.getWorkDirName();
if(card.filename[0]=='/')
{
#if SDCARDDETECT == -1
#if SDCARDDETECT == -1
MENU_ITEM(function, LCD_STR_REFRESH MSG_REFRESH, lcd_sd_refresh);
#endif
#endif
}else{
MENU_ITEM(function, LCD_STR_FOLDER "..", lcd_sd_updir);
}
@ -957,16 +957,23 @@ void lcd_sdcard_menu()
{
if (_menuItemNr == _lineNr)
{
#ifndef SDCARD_RATHERRECENTFIRST
card.getfilename(i);
#if defined(SDCARD_RATHERRECENTFIRST) && !defined(SDCARD_SORT_ALPHA)
int nr = fileCnt-1-i;
#else
card.getfilename(fileCnt-1-i);
int nr = i;
#endif
if (card.filenameIsDir)
{
MENU_ITEM(sddirectory, MSG_CARD_MENU, card.filename, card.longFilename);
}else{
MENU_ITEM(sdfile, MSG_CARD_MENU, card.filename, card.longFilename);
#ifdef SDCARD_SORT_ALPHA
card.getfilename_sorted(nr);
#else
card.getfilename(nr);
#endif
if (card.filenameIsDir) {
MENU_ITEM(sddirectory, MSG_CARD_MENU, card.filename, card.diveFilename);
}
else {
MENU_ITEM(sdfile, MSG_CARD_MENU, card.filename, card.diveFilename);
}
}else{
MENU_ITEM_DUMMY();
@ -1172,7 +1179,7 @@ void lcd_init()
#endif // SR_LCD_2W_NL
#endif//!NEWPANEL
#if defined (SDSUPPORT) && defined(SDCARDDETECT) && (SDCARDDETECT > 0)
#if defined(SDSUPPORT) && defined(SDCARDDETECT) && (SDCARDDETECT > 0)
pinMode(SDCARDDETECT,INPUT);
WRITE(SDCARDDETECT, HIGH);
lcd_oldcardstatus = IS_SD_INSERTED;

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