int interpret_from_keyboard( /* ARGUMENTS */
int block_delete, /* switch which is ON or OFF */
int print_stack) /* option which is ON or OFF */
{
char line[RS274NGC_TEXT_SIZE];
int status;
for(; ;)
{
printf("READ => ");
fgets(line, sizeof(line), stdin);
if (strcmp (line, "quit") IS 0)
return 0;
status SET_TO rs274ngc_read(line);
if ((status IS RS274NGC_EXECUTE_FINISH) AND (block_delete IS ON));
else if (status IS RS274NGC_ENDFILE);
else if ((status ISNT RS274NGC_EXECUTE_FINISH) AND
(status ISNT RS274NGC_OK))
report_error(status, print_stack);
else
{
status SET_TO rs274ngc_execute();
if ((status IS RS274NGC_EXIT) OR
(status IS RS274NGC_EXECUTE_FINISH));
else if (status ISNT RS274NGC_OK)
report_error(status, print_stack);
}
}
}
int CGCodeInterpreter::DoExecute()
{
int status;
char trash[INTERP_TEXT_SIZE];
char * read_ok;
int program_status;
ErrorOutput[0]='\0';
program_status = RS274NGC_OK;
// This doesn't work yet and results in a memory leak
// so leave this static for now
// int * device = new int;
// *device=(int)this;
// SET_CANON_DEVICE(device);
if (DoResumeSafe()) return 1; // check for re-position motions
// initialize everything if we are starting at the beginning
if (m_restart || m_InitializeOnExecute)
{
status = InitializeInterp();
if (status) return status;
}
CoordMotion->m_Stopping = STOPPED_NONE;
// always read the tool file now (some users set it externally)
// if (m_restart || m_ReadToolFile)
{
if (ToolFile[0]!=0)
{
status = read_tool_file(ToolFile, &_setup);
if (status != RS274NGC_OK) return rs274ErrorExit(status);
}
m_ReadToolFile = false;
}
if (!CoordMotion->m_Simulate)
{
int result;
// find out which axis is which
// force refresh and save results
CoordMotion->m_DefineCS_valid = false;
if (CoordMotion->m_PreviouslyStopped)
result = CoordMotion->ReadCurAbsPosition(&CoordMotion->current_x,&CoordMotion->current_y,&CoordMotion->current_z,
&CoordMotion->current_a,&CoordMotion->current_b,&CoordMotion->current_c,true);
else
result = ReadAndSyncCurPositions(&_setup.current_x,&_setup.current_y,&_setup.current_z,&_setup.AA_current,&_setup.BB_current,&_setup.CC_current);
if (result == 1)
{
if (CoordMotion->m_AxisDisabled)
strcpy(ErrorOutput,"Unable to read defined coordinate system axis positions - Axis Disabled ");
else
strcpy(ErrorOutput,"Unable to read defined coordinate system axis positions ");
}
if (result != 0) return 1005;
}
status = rs274ngc_open(m_InFile);
if (status != RS274NGC_OK) return rs274ErrorExit(status);
if (_setup.percent_flag == ON)
m_GCodeReads = 1;
else
m_GCodeReads = 0;
for( ; m_GCodeReads<m_CurrentLine ; m_GCodeReads++)
{
read_ok = fgets(trash, INTERP_TEXT_SIZE,_setup.file_pointer);
if (!read_ok)
{
strcpy(ErrorOutput,"Error while reading GCode file ");
return NCE_A_FILE_IS_ALREADY_OPEN;
}
}
CoordMotion->m_realtime_Sequence_number_valid=false;
ExecutionInProgress=true;
SetupTracker.ClearHistory();
_setup.current_line=m_GCodeReads;
for( ; ; m_GCodeReads++)
{
// record what line we are doing in the GCode
_setup.current_line = m_CurrentLine = m_GCodeReads;
SetupTracker.InsertState(&_setup); // save the interpreter state
// give output to caller
#ifndef _KMOTIONX
//not needed on linux
CString tmpStr = Output;
tmpStr.Replace("\n","\r\n");
strcpy(Output, tmpStr);
#endif
m_StatusFn(m_CurrentLine,Output);
Output[0]='\0'; // clear it
if (((m_end!=-1)&&(m_CurrentLine>m_end)) || (CoordMotion->m_Simulate && m_Halt) || CoordMotion->GetAbort() || m_HaltNextLine)
{
rs274ngc_close();
return 0;
}
status = rs274ngc_read();
if (status == RS274NGC_ENDFILE)
{
rs274ngc_close();
return RS274NGC_ENDFILE;
}
if (status != RS274NGC_OK) return rs274ErrorExit(status);
status = rs274ngc_execute(NULL);
SaveStateOnceOnly(); // if it wasn't saved before first motion then save it now
if (m_CurrentLine != _setup.current_line)
{
// line number changed
if (m_end!=-1)
m_end += _setup.current_line - m_CurrentLine;
m_GCodeReads = m_CurrentLine = _setup.current_line; // get back line no (in case we called a subroutine)
}
if (CoordMotion->GetAbort()) return rs274ErrorExit(status);
if (status == RS274NGC_EXIT)
{
rs274ngc_close();
_setup.current_line = m_CurrentLine = 0; // reset back to the beginning
return program_status;
}
if (status != RS274NGC_OK) return rs274ErrorExit(status);
// successfully executed one line clear stopped status
if (!CoordMotion->GetAbort())
CoordMotion->m_PreviouslyStopped = STOPPED_NONE;
}
return 0;
}
int CGCodeInterpreter::DoReverseSearch(const char * InFile, int CurrentLine)
{
int GCodeReads,status;
char trash[INTERP_TEXT_SIZE];
char * read_ok;
char s[MAX_LINE];
if (CurrentLine==0) return 0; // should always be ok to set the first line
CoordMotion->m_Stopping = STOPPED_NONE;
// always read the tool file now (some users set it externally)
// if (m_restart || m_ReadToolFile)
{
if (ToolFile[0]!=0)
{
status = read_tool_file(ToolFile, &_setup);
if (status != RS274NGC_OK) return rs274ErrorExit(status);
}
m_ReadToolFile = false;
}
if (!CoordMotion->m_Simulate)
{
int result;
// find out which axis is which
// force refresh and save results
CoordMotion->m_DefineCS_valid = false;
if (CoordMotion->m_PreviouslyStopped)
result = CoordMotion->ReadCurAbsPosition(&CoordMotion->current_x,&CoordMotion->current_y,&CoordMotion->current_z,
&CoordMotion->current_a,&CoordMotion->current_b,&CoordMotion->current_c,true);
else
result = ReadAndSyncCurPositions(&_setup.current_x,&_setup.current_y,&_setup.current_z,&_setup.AA_current,&_setup.BB_current,&_setup.CC_current);
if (result == 1)
{
if (CoordMotion->m_AxisDisabled)
strcpy(ErrorOutput,"Unable to read defined coordinate system axis positions - Axis Disabled ");
else
strcpy(ErrorOutput,"Unable to read defined coordinate system axis positions ");
}
if (result != 0) return 1005;
}
status = rs274ngc_open(InFile);
if (status != RS274NGC_OK) return rs274ErrorExit(status);
if (_setup.percent_flag == ON)
GCodeReads = 1;
else
GCodeReads = 0;
// read the entire file into this array of lines
// up until the line we wish to start
#ifdef _KMOTIONX
//char *LineArray = new char[CurrentLine+1][INTERP_TEXT_SIZE+1];
//this works on linux due to a C++ extension
char LineArray[CurrentLine+1][INTERP_TEXT_SIZE+1];
#define CLEAN_ARRAY do{ } while( false )
#else
CString *LineArray = new CString[CurrentLine+1];
if (!LineArray) return 1;
#define CLEAN_ARRAY do{ delete [] LineArray; } while( false )
#endif
for( ; GCodeReads<=CurrentLine ; GCodeReads++)
{
read_ok = fgets(trash, INTERP_TEXT_SIZE,_setup.file_pointer);
if (!read_ok)
{
rs274ngc_close();
CLEAN_ARRAY;
AfxMessageBox("Error while reading GCode file ");
return 1;
}
#ifdef _KMOTIONX
strcpy(LineArray[GCodeReads],trash);
#else
LineArray[GCodeReads] = trash;
#endif
}
rs274ngc_close();
bool Done=false;
bool FoundG=false;
bool FoundF=false;
bool FoundUnits=false;
bool FoundX=CoordMotion->x_axis < 0;
bool FoundY=CoordMotion->y_axis < 0;
bool FoundZ=CoordMotion->z_axis < 0;
bool FoundA=CoordMotion->a_axis < 0;
bool FoundB=CoordMotion->b_axis < 0;
bool FoundC=CoordMotion->c_axis < 0;
bool FoundX0,FoundY0,FoundZ0,FoundA0,FoundB0,FoundC0,FoundG0,FoundF0,FoundUnits0;
int G=-1;
int Units=-1;
double x=0,y=0,z=0,a=0,b=0,c=0,f=0;
block *BL=&p_setup->block1;
block block0;
bool FirstLoop=true;
if (--GCodeReads<0) {CLEAN_ARRAY; return 1;}
status = rs274ngc_read(LineArray[GCodeReads]);
if (status == RS274NGC_ENDFILE)
{
rs274ngc_close();
CLEAN_ARRAY;
return RS274NGC_ENDFILE;
}
// save what is on the line the User wants to switch to
block0=p_setup->block1;
// we need to determine what everthing would be
// after the previous line was executed
while (!FoundG || (!FoundF && (G==-1 || G==G_1 || G==G_2 || G==G_3))
|| !FoundX || !FoundY || !FoundZ || !FoundA || !FoundB || !FoundC
|| !FoundUnits)
{
if (--GCodeReads<0) break;
status = rs274ngc_read(LineArray[GCodeReads]);
if (status == RS274NGC_ENDFILE)
{
rs274ngc_close();
CLEAN_ARRAY;
return RS274NGC_ENDFILE;
}
if (!FoundG)
{
if (BL->motion_to_be == G_0 ||
BL->motion_to_be == G_1 ||
BL->motion_to_be == G_2 ||
BL->motion_to_be == G_3 ||
BL->motion_to_be == G_4) FoundG=true;
if (FoundG) G=BL->motion_to_be;
}
if (!FoundUnits)
{
if (BL->g_modes[6] == G_20 ||
BL->g_modes[6] == G_21) FoundUnits=true;
if (FoundUnits) Units=BL->g_modes[6];
}
if (!FoundF && BL->f_number >= 0.0) {FoundF=true; f=BL->f_number;}
if (!FoundX && BL->x_flag) {FoundX=true; x=BL->x_number;}
if (!FoundY && BL->y_flag) {FoundY=true; y=BL->y_number;}
if (!FoundZ && BL->z_flag) {FoundZ=true; z=BL->z_number;}
if (!FoundA && BL->a_flag) {FoundA=true; a=BL->a_number;}
if (!FoundB && BL->b_flag) {FoundB=true; b=BL->b_number;}
if (!FoundC && BL->c_flag) {FoundC=true; c=BL->c_number;}
if (FirstLoop)
{
FirstLoop=false;
FoundX0=FoundX;
FoundY0=FoundY;
FoundZ0=FoundZ;
FoundA0=FoundA;
FoundB0=FoundB;
FoundC0=FoundC;
FoundG0=FoundG;
FoundF0=FoundF;
FoundUnits0=FoundUnits;
}
}
CLEAN_ARRAY;
if ((block0.g_modes[6]!=G_20 || block0.g_modes[6]!=G_21) && FoundUnits) // if units not specified on current line and different
{
if (Units==G_20 && p_setup->length_units!=CANON_UNITS_INCHES)
{
if (AfxMessageBox("Backward scan found G20 Inches Mode. Switch to Inches?" ,MB_YESNO)==IDYES)
{
p_setup->length_units=CANON_UNITS_INCHES;
}
}
if (Units==G_21 && p_setup->length_units!=CANON_UNITS_MM)
{
if (AfxMessageBox("Backward scan found G21 MM Mode. Switch to MM?" ,MB_YESNO)==IDYES)
{
p_setup->length_units=CANON_UNITS_MM;
}
}
}
// if jumping to a G0 assume User knows what is intended and it is ok to rapid to that location
if (block0.motion_to_be==G_0) return 1;
if (GCodeReads<0)
{
strcpy(s,"Unable to determine starting conditions for this line.\r\r");
if (!FoundX) strcat(s,"X? ");
if (!FoundY) strcat(s,"Y? ");
if (!FoundZ) strcat(s,"Z? ");
if (!FoundA) strcat(s,"A? ");
if (!FoundB) strcat(s,"B? ");
if (!FoundC) strcat(s,"C? ");
if (!FoundF && (G==-1 || G==G_1 || G==G_2 || G==G_3))strcat(s,"F? ");
if (!FoundUnits) strcat(s,"G20/21? ");
AfxMessageBox(s);
return 1;
}
if (block0.motion_to_be==-1)
{
sprintf(s, "New Line does not contain a G mode. Backward scan found:\r\rG%d\r\rUse this mode?",G/10);
if (AfxMessageBox(s,MB_YESNO)==IDNO)
{
return 1;
}
}
if (block0.f_number==-1)
{
if (FoundF)
{
sprintf(s, "New Line does not contain a Feedrate F command. Backward scan found:\r\rF%g\r\rUse this feedrate?",f);
if (AfxMessageBox(s,MB_YESNO)==IDYES)
{
p_setup->feed_rate=m_StoppedInterpState.feed_rate=f;
}
else
{
m_StoppedInterpState.feed_rate=p_setup->feed_rate;
}
}
else
{
AfxMessageBox("New Line does not contain a Feedrate F command. Unable to determine previous feedrate");
}
}
else
{
p_setup->feed_rate=m_StoppedInterpState.feed_rate=block0.f_number;
}
if (!FoundX0 || !FoundY0 ||!FoundZ0 ||!FoundA0 ||!FoundB0 ||!FoundC0)
{
char v[32];
strcpy(s,"Backward scan found previous position as:\r\r");
if (CoordMotion->x_axis >= 0){ sprintf(v," X%g",x); strcat(s,v);}
if (CoordMotion->y_axis >= 0){ sprintf(v," Y%g",y); strcat(s,v);}
if (CoordMotion->z_axis >= 0){ sprintf(v," Z%g",z); strcat(s,v);}
if (CoordMotion->a_axis >= 0){ sprintf(v," A%g",a); strcat(s,v);}
if (CoordMotion->b_axis >= 0){ sprintf(v," B%g",b); strcat(s,v);}
if (CoordMotion->c_axis >= 0){ sprintf(v," C%g",c); strcat(s,v);}
strcat(s,"\rShould a Safe Z move be made using these coordinates?");
if (AfxMessageBox(s,MB_YESNO)==IDNO)
{
return 1;
}
}
if (!FoundG0)
{
int group = _gees[G*10];
if (group==0) // G4 = group0
p_setup->active_g_codes[1]=-1;
else // G0,G1,G2,G3
p_setup->active_g_codes[0]=-1;
p_setup->motion_mode=G;
}
if (FoundX) {CoordMotion->m_Stoppedx=x; p_setup->current_x=x;}
if (FoundY) {CoordMotion->m_Stoppedy=y; p_setup->current_y=y;}
if (FoundZ) {CoordMotion->m_Stoppedz=z; p_setup->current_z=z;}
if (FoundA) {CoordMotion->m_Stoppeda=a; p_setup->AA_current=a;}
if (FoundB) {CoordMotion->m_Stoppedb=b; p_setup->BB_current=b;}
if (FoundC) {CoordMotion->m_Stoppedc=c; p_setup->CC_current=c;}
CoordMotion->m_StoppedMachinex = UserUnitsToInchesX(CoordMotion->m_Stoppedx+_setup.axis_offset_x+_setup.origin_offset_x+_setup.tool_xoffset);
CoordMotion->m_StoppedMachiney = UserUnitsToInches(CoordMotion->m_Stoppedy+_setup.axis_offset_y+_setup.origin_offset_y+_setup.tool_yoffset);
CoordMotion->m_StoppedMachinez = UserUnitsToInches(CoordMotion->m_Stoppedz+_setup.axis_offset_z+_setup.origin_offset_z+_setup.tool_length_offset);
CoordMotion->m_StoppedMachinea = InchesOrDegToUserUnitsA(CoordMotion->m_Stoppeda) - _setup.AA_axis_offset - _setup.AA_origin_offset;
CoordMotion->m_StoppedMachineb = InchesOrDegToUserUnitsB(CoordMotion->m_Stoppedb) - _setup.BB_axis_offset - _setup.BB_origin_offset;
CoordMotion->m_StoppedMachinec = InchesOrDegToUserUnitsC(CoordMotion->m_Stoppedc) - _setup.CC_axis_offset - _setup.CC_origin_offset;
CoordMotion->m_PreviouslyStopped = CoordMotion->m_Stopping = STOPPED_INDEP;
return 0;
}
int interpret_from_file( /* ARGUMENTS */
int do_next, /* what to do if error */
int block_delete, /* switch which is ON or OFF */
int print_stack) /* option which is ON or OFF */
{
int status;
char line[RS274NGC_TEXT_SIZE];
for(; ;)
{
status SET_TO rs274ngc_read(NULL);
if ((status IS RS274NGC_EXECUTE_FINISH) AND (block_delete IS ON))
continue;
else if (status IS RS274NGC_ENDFILE)
break;
if ((status ISNT RS274NGC_OK) AND // should not be EXIT
(status ISNT RS274NGC_EXECUTE_FINISH))
{
report_error(status, print_stack);
if ((status IS NCE_FILE_ENDED_WITH_NO_PERCENT_SIGN) OR
(do_next IS 2)) /* 2 means stop */
{
status SET_TO 1;
break;
}
else if (do_next IS 1) /* 1 means MDI */
{
fprintf(stderr, "starting MDI\n");
interpret_from_keyboard(block_delete, print_stack);
fprintf(stderr, "continue program? y/n =>");
fgets(line, sizeof(line), stdin);
if (line[0] ISNT 'y')
{
status SET_TO 1;
break;
}
else
continue;
}
else /* if do_next IS 0 -- 0 means continue */
continue;
}
status SET_TO rs274ngc_execute();
if ((status ISNT RS274NGC_OK) AND
(status ISNT RS274NGC_EXIT) AND
(status ISNT RS274NGC_EXECUTE_FINISH))
{
report_error(status, print_stack);
status SET_TO 1;
if (do_next IS 1) /* 1 means MDI */
{
fprintf(stderr, "starting MDI\n");
interpret_from_keyboard(block_delete, print_stack);
fprintf(stderr, "continue program? y/n =>");
fgets(line,sizeof(line), stdin);
if (line[0] ISNT 'y')
break;
}
else if (do_next IS 2) /* 2 means stop */
break;
}
else if (status IS RS274NGC_EXIT)
break;
}
return ((status IS 1) ? 1 : 0);
}
