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Add CNC-like G-code options

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2.0.x
thesfreader 6 years ago committed by Scott Lahteine
parent 33056046a3
commit e09c144674
4 changed files with 136 additions and 29 deletions
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9
Marlin/Configuration_adv.h
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@ -1776,4 +1776,13 @@
// Enable Marlin dev mode which adds some special commands
//#define MARLIN_DEV_MODE
/**
* CNC Parsing options
*
* These options increase marlin's acceptance of non reprap dialects more in line with what laser cutter or drawing machine cams produce
*/
//#define PARENTHESE_COMMENTS // Enable Marlin to interpret parenthese delimited comments as such and ignore them
//#define STICKY_MOVE_MODE // Enable marlin to keep the current move mode (G0 G1 G2 G3 G5 G38.X) and use it even if receiving only parameters (X Y Z E F etc.)
#endif // CONFIGURATION_ADV_H

98
Marlin/src/gcode/parser.cpp
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@ -53,6 +53,13 @@ int GCodeParser::codenum;
#if USE_GCODE_SUBCODES
uint8_t GCodeParser::subcode;
#endif
#if ENABLED(STICKY_MOVE_MODE)
int GCodeParser::current_motion_mode_codenum;
#if USE_GCODE_SUBCODES
uint8_t GCodeParser::current_motion_mode_subcode;
#endif
#endif
#if ENABLED(FASTER_GCODE_PARSER)
// Optimized Parameters
@ -118,36 +125,81 @@ void GCodeParser::parse(char *p) {
}
// Bail if the letter is not G, M, or T
switch (letter) { case 'G': case 'M': case 'T': break; default: return; }
switch(letter) {
case 'G':
case 'M':
case 'T':
// Skip spaces to get the numeric part
while (*p == ' ') p++;
// Skip spaces to get the numeric part
while (*p == ' ') p++;
// Bail if there's no command code number
if (!NUMERIC(*p)) return;
// Bail if there's no command code number
if (!NUMERIC(*p)) return;
// Save the command letter at this point
// A '?' signifies an unknown command
command_letter = letter;
// Save the command letter at this point
// A '?' signifies an unknown command
command_letter = letter;
// Get the code number - integer digits only
codenum = 0;
do {
codenum *= 10, codenum += *p++ - '0';
} while (NUMERIC(*p));
// Get the code number - integer digits only
codenum = 0;
do {
codenum *= 10, codenum += *p++ - '0';
} while (NUMERIC(*p));
// Allow for decimal point in command
#if USE_GCODE_SUBCODES
if (*p == '.') {
p++;
while (NUMERIC(*p))
// Allow for decimal point in command
#if USE_GCODE_SUBCODES
if (*p == '.') {
p++;
while (NUMERIC(*p))
subcode *= 10, subcode += *p++ - '0';
}
#endif
}
#endif
// Skip all spaces to get to the first argument, or nul
while (*p == ' ') p++;
// Skip all spaces to get to the first argument, or nul
while (*p == ' ') p++;
#if ENABLED(STICKY_MOVE_MODE)
if( letter == 'G' && (codenum < 4 || codenum == 5 || codenum == 38 || (codenum>=80 &&codenum < 90 ))) {
current_motion_mode_codenum = codenum;
#if USE_GCODE_SUBCODES
current_motion_mode_subcode = subcode;
#endif
}
#endif
break;
#if ENABLED(STICKY_MOVE_MODE)
case 'P':
case 'Q':
if (current_motion_mode_codenum != 5)
return;
case 'I':
case 'J':
case 'R':
if (current_motion_mode_codenum < 2)
return;
case 'X':
case 'Y':
case 'Z':
case 'E':
case 'F':
command_letter = 'G';
codenum = current_motion_mode_codenum;
#if USE_GCODE_SUBCODES
subcode = current_motion_mode_subcode;
#endif
// Roll back one character before to use the current arg
p--;
break;
#endif // STICKY_MOVE_MODE
default: return;
}
// The command parameters (if any) start here, for sure!
#if DISABLED(FASTER_GCODE_PARSER)

9
Marlin/src/gcode/parser.h
Unescape Escape View File

@ -78,12 +78,21 @@ public:
static char *command_ptr, // The command, so it can be echoed
*string_arg; // string of command line
static char command_letter; // G, M, or T
static int codenum; // 123
#if USE_GCODE_SUBCODES
static uint8_t subcode; // .1
#endif
#if ENABLED(STICKY_MOVE_MODE)
static int current_motion_mode_codenum;
#if USE_GCODE_SUBCODES
static uint8_t current_motion_mode_subcode;
#endif
#endif
#if ENABLED(DEBUG_GCODE_PARSER)
static void debug();
#endif

49
Marlin/src/gcode/queue.cpp
Unescape Escape View File

@ -283,6 +283,9 @@ static int read_serial(const int index) {
inline void get_serial_commands() {
static char serial_line_buffer[NUM_SERIAL][MAX_CMD_SIZE];
static bool serial_comment_mode[NUM_SERIAL] = { false };
#if ENABLED(PARENTHESE_COMMENTS)
static bool serial_comment_paranthese_mode[NUM_SERIAL] = { false };
#endif
// If the command buffer is empty for too long,
// send "wait" to indicate Marlin is still waiting.
@ -311,6 +314,9 @@ inline void get_serial_commands() {
if (serial_char == '\n' || serial_char == '\r') {
serial_comment_mode[i] = false; // end of line == end of comment
#if ENABLED(PARENTHESE_COMMENTS)
serial_comment_paranthese_mode[i] = false; // end of line == end of comment
#endif
// Skip empty lines and comments
if (!serial_count[i]) { thermalManager.manage_heater(); continue; }
@ -404,12 +410,24 @@ inline void get_serial_commands() {
}
else if (serial_char == '\\') { // Handle escapes
// if we have one more character, copy it over
if ((c = read_serial(i)) >= 0 && !serial_comment_mode[i])
if ((c = read_serial(i)) >= 0 && !serial_comment_mode[i]
#if ENABLED(PARENTHESE_COMMENTS)
&& ! serial_comment_paranthese_mode[i]
#endif
)
serial_line_buffer[i][serial_count[i]++] = (char)c;
}
else { // it's not a newline, carriage return or escape char
if (serial_char == ';') serial_comment_mode[i] = true;
if (!serial_comment_mode[i]) serial_line_buffer[i][serial_count[i]++] = serial_char;
if (serial_char == ';') serial_comment_mode[i] = true;
#if ENABLED(PARENTHESE_COMMENTS)
else if (serial_char == '(') serial_comment_paranthese_mode[i] = true;
else if (serial_char == ')') serial_comment_paranthese_mode[i] = false;
#endif
else if (!serial_comment_mode[i]
#if ENABLED(PARENTHESE_COMMENTS)
&& ! serial_comment_paranthese_mode[i]
#endif
) serial_line_buffer[i][serial_count[i]++] = serial_char;
}
} // for NUM_SERIAL
} // queue has space, serial has data
@ -426,6 +444,9 @@ inline void get_serial_commands() {
static bool stop_buffering = false,
sd_comment_mode = false;
#if ENABLED(PARENTHESE_COMMENTS)
static bool sd_comment_parenthese_mode = false;
#endif
if (!IS_SD_PRINTING) return;
/**
@ -445,7 +466,11 @@ inline void get_serial_commands() {
card_eof = card.eof();
if (card_eof || n == -1
|| sd_char == '\n' || sd_char == '\r'
|| ((sd_char == '#' || sd_char == ':') && !sd_comment_mode)
|| ((sd_char == '#' || sd_char == ':') && !sd_comment_mode
#if ENABLED(PARENTHESE_COMMENTS)
&& ! sd_comment_parenthese_mode
#endif
)
) {
if (card_eof) {
@ -481,6 +506,9 @@ inline void get_serial_commands() {
if (sd_char == '#') stop_buffering = true;
sd_comment_mode = false; // for new command
#if ENABLED(PARENTHESE_COMMENTS)
sd_comment_parenthese_mode = false;
#endif
// Skip empty lines and comments
if (!sd_count) { thermalManager.manage_heater(); continue; }
@ -497,8 +525,17 @@ inline void get_serial_commands() {
*/
}
else {
if (sd_char == ';') sd_comment_mode = true;
if (!sd_comment_mode) command_queue[cmd_queue_index_w][sd_count++] = sd_char;
if (sd_char == ';') sd_comment_mode = true;
#if ENABLED(PARENTHESE_COMMENTS)
else if (sd_char == '(') sd_comment_parenthese_mode = true;
else if (sd_char == ')') sd_comment_parenthese_mode = false;
#endif
else if (!sd_comment_mode
#if ENABLED(PARENTHESE_COMMENTS)
&& ! sd_comment_parenthese_mode
#endif
)
command_queue[cmd_queue_index_w][sd_count++] = sd_char;
}
}
}

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