3DPrinting/Prusa-Firmware
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workDirDepth can be one byte

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We set the max working directory depth to 6 (see MAX_DIR_DEPTH)

Changes save 1 byte of SRAM and 50 bytes of flash
This commit is contained in:
Guðni Már Gilbert 2022-08-26 07:18:04 +00:00 committed by DRracer
parent c7762386df
commit d87999a020
3 changed files with 6 additions and 6 deletions
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6
Firmware/cardreader.cpp
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@ -290,7 +290,7 @@ void CardReader::getDirName(char* name, uint8_t level)
workDirParents[level].getFilename(name);
}
uint16_t CardReader::getWorkDirDepth() {
uint8_t CardReader::getWorkDirDepth() {
return workDirDepth;
}
@ -738,7 +738,7 @@ bool CardReader::chdir(const char * relpath, bool doPresort)
puts(relpath);
if (workDirDepth < MAX_DIR_DEPTH) {
for (int d = ++workDirDepth; d--;)
for (uint8_t d = ++workDirDepth; d--;)
workDirParents[d+1] = workDirParents[d];
workDirParents[0]=*parent;
}
@ -760,7 +760,7 @@ void CardReader::updir()
{
--workDirDepth;
workDir = workDirParents[0];
for (unsigned int d = 0; d < workDirDepth; d++)
for (uint8_t d = 0; d < workDirDepth; d++)
{
workDirParents[d] = workDirParents[d+1];
}

4
Firmware/cardreader.h
View file

@ -53,7 +53,7 @@ public:
void getAbsFilename(char *t);
void printAbsFilenameFast();
void getDirName(char* name, uint8_t level);
uint16_t getWorkDirDepth();
uint8_t getWorkDirDepth();
void ls(ls_param params);
@ -103,7 +103,7 @@ public:
char dir_names[MAX_DIR_DEPTH][9];
private:
SdFile root,*curDir,workDir,workDirParents[MAX_DIR_DEPTH];
uint16_t workDirDepth;
uint8_t workDirDepth;
// Sort files and folders alphabetically.
#ifdef SDCARD_SORT_ALPHA

2
Firmware/ultralcd.cpp
View file

@ -7857,7 +7857,7 @@ static void menu_action_sdfile(const char* filename)
}
}
uint8_t depth = (uint8_t)card.getWorkDirDepth();
uint8_t depth = card.getWorkDirDepth();
eeprom_write_byte((uint8_t*)EEPROM_DIR_DEPTH, depth);
for (uint_least8_t i = 0; i < depth; i++) {