- created two new preprocessors (from 'default' and from 'grbl_11') that will have no toolchange commands regardless of the settings in the software

CHANGELOG.md

@@ -15,6 +15,7 @@ CHANGELOG for FlatCAM beta
 - UI changes in the AppTextEditor and in CNCJob properties tab and in GCoe Editor
 - some changes in strings; updated all the translation strings to the latest changes
 - finished the Romanian translation
+- created two new preprocessors (from 'default' and from 'grbl_11') that will have no toolchange commands regardless of the settings in the software
 
 23.10.2020
 

preprocessors/Default_no_toolchange.py

@@ -0,0 +1,155 @@
+# ##########################################################
+# FlatCAM: 2D Post-processing for Manufacturing            #
+# http://flatcam.org                                       #
+# File Author: Matthieu Berthomé                           #
+# Date: 5/26/2017                                          #
+# MIT Licence                                              #
+# ##########################################################
+
+from appPreProcessor import *
+
+
+class Default_no_toolchange(PreProc):
+
+    include_header = True
+    coordinate_format = "%.*f"
+    feedrate_format = '%.*f'
+
+    def start_code(self, p):
+        units = ' ' + str(p['units']).lower()
+        coords_xy = p['xy_toolchange']
+        end_coords_xy = p['xy_end']
+        gcode = '(This preprocessor is the default preprocessor used by FlatCAM.)\n'
+        gcode += '(It is made to work with MACH3 compatible motion controllers.)\n\n'
+
+        xmin = '%.*f' % (p.coords_decimals, p['options']['xmin'])
+        xmax = '%.*f' % (p.coords_decimals, p['options']['xmax'])
+        ymin = '%.*f' % (p.coords_decimals, p['options']['ymin'])
+        ymax = '%.*f' % (p.coords_decimals, p['options']['ymax'])
+
+        if str(p['options']['type']) == 'Geometry':
+            gcode += '(TOOL DIAMETER: ' + str(p['options']['tool_dia']) + units + ')\n'
+            gcode += '(Feedrate_XY: ' + str(p['feedrate']) + units + '/min' + ')\n'
+            gcode += '(Feedrate_Z: ' + str(p['z_feedrate']) + units + '/min' + ')\n'
+            gcode += '(Feedrate rapids ' + str(p['feedrate_rapid']) + units + '/min' + ')\n' + '\n'
+            gcode += '(Z_Cut: ' + str(p['z_cut']) + units + ')\n'
+            if p['multidepth'] is True:
+                gcode += '(DepthPerCut: ' + str(p['z_depthpercut']) + units + ' <=>' + \
+                         str(math.ceil(abs(p['z_cut']) / p['z_depthpercut'])) + ' passes' + ')\n'
+            gcode += '(Z_Move: ' + str(p['z_move']) + units + ')\n'
+
+        elif str(p['options']['type']) == 'Excellon' and p['use_ui'] is True:
+            gcode += '\n(TOOLS DIAMETER: )\n'
+            for tool, val in p['exc_tools'].items():
+                gcode += '(Tool: %s -> ' % str(tool) + 'Dia: %s' % str(val["tooldia"]) + ')\n'
+
+            gcode += '\n(FEEDRATE Z: )\n'
+            for tool, val in p['exc_tools'].items():
+                gcode += '(Tool: %s -> ' % str(tool) + 'Feedrate: %s' % \
+                         str(val['data']["tools_drill_feedrate_z"]) + ')\n'
+
+            gcode += '\n(FEEDRATE RAPIDS: )\n'
+            for tool, val in p['exc_tools'].items():
+                gcode += '(Tool: %s -> ' % str(tool) + 'Feedrate Rapids: %s' % \
+                         str(val['data']["tools_drill_feedrate_rapid"]) + ')\n'
+
+            gcode += '\n(Z_CUT: )\n'
+            for tool, val in p['exc_tools'].items():
+                gcode += '(Tool: %s -> ' % str(tool) + 'Z_Cut: %s' % str(val['data']["tools_drill_cutz"]) + ')\n'
+
+            gcode += '\n(Tools Offset: )\n'
+            for tool, val in p['exc_cnc_tools'].items():
+                gcode += '(Tool: %s -> ' % str(val['tool']) + 'Offset Z: %s' % \
+                         str(val['data']["tools_drill_offset"]) + ')\n'
+
+            if p['multidepth'] is True:
+                gcode += '\n(DEPTH_PER_CUT: )\n'
+                for tool, val in p['exc_tools'].items():
+                    gcode += '(Tool: %s -> ' % str(tool) + 'DeptPerCut: %s' % \
+                             str(val['data']["tools_drill_depthperpass"]) + ')\n'
+
+            gcode += '\n(Z_MOVE: )\n'
+            for tool, val in p['exc_tools'].items():
+                gcode += '(Tool: %s -> ' % str(tool) + 'Z_Move: %s' % str(val['data']["tools_drill_travelz"]) + ')\n'
+            gcode += '\n'
+
+        gcode += '(Z Start: ' + str(p['startz']) + units + ')\n'
+        gcode += '(Z End: ' + str(p['z_end']) + units + ')\n'
+        if end_coords_xy is not None:
+            gcode += '(X,Y End: ' + "%.*f, %.*f" % (p.decimals, end_coords_xy[0],
+                                                    p.decimals, end_coords_xy[1]) + units + ')\n'
+        else:
+            gcode += '(X,Y End: ' + "None" + units + ')\n'
+        gcode += '(Steps per circle: ' + str(p['steps_per_circle']) + ')\n'
+
+        if str(p['options']['type']) == 'Excellon' or str(p['options']['type']) == 'Excellon Geometry':
+            gcode += '(Preprocessor Excellon: ' + str(p['pp_excellon_name']) + ')\n' + '\n'
+        else:
+            gcode += '(Preprocessor Geometry: ' + str(p['pp_geometry_name']) + ')\n' + '\n'
+
+        gcode += '(X range: ' + '{: >9s}'.format(xmin) + ' ... ' + '{: >9s}'.format(xmax) + ' ' + units + ')\n'
+        gcode += '(Y range: ' + '{: >9s}'.format(ymin) + ' ... ' + '{: >9s}'.format(ymax) + ' ' + units + ')\n\n'
+
+        gcode += '(Spindle Speed: %s RPM)\n' % str(p['spindlespeed'])
+
+        gcode += ('G20\n' if p.units.upper() == 'IN' else 'G21\n')
+        gcode += 'G90\n'
+        gcode += 'G94'
+
+        return gcode
+
+    def startz_code(self, p):
+        if p.startz is not None:
+            return 'G00 Z' + self.coordinate_format % (p.coords_decimals, p.startz)
+        else:
+            return ''
+
+    def lift_code(self, p):
+        return 'G00 Z' + self.coordinate_format % (p.coords_decimals, p.z_move)
+
+    def down_code(self, p):
+        return 'G01 Z' + self.coordinate_format % (p.coords_decimals, p.z_cut)
+
+    def toolchange_code(self, p):
+        return 'G00 Z' + self.coordinate_format % (p.coords_decimals, p.z_move)
+
+    def up_to_zero_code(self, p):
+        return 'G01 Z0'
+
+    def position_code(self, p):
+        return ('X' + self.coordinate_format + ' Y' + self.coordinate_format) % \
+               (p.coords_decimals, p.x, p.coords_decimals, p.y)
+
+    def rapid_code(self, p):
+        return ('G00 ' + self.position_code(p)).format(**p)
+
+    def linear_code(self, p):
+        return ('G01 ' + self.position_code(p)).format(**p)
+
+    def end_code(self, p):
+        end_coords_xy = p['xy_end']
+        gcode = ('G00 Z' + self.feedrate_format % (p.fr_decimals, p.z_end) + "\n")
+
+        if end_coords_xy and end_coords_xy != '':
+            gcode += 'G00 X{x} Y{y}'.format(x=end_coords_xy[0], y=end_coords_xy[1]) + "\n"
+        return gcode
+
+    def feedrate_code(self, p):
+        return 'G01 F' + str(self.feedrate_format % (p.fr_decimals, p.feedrate))
+
+    def z_feedrate_code(self, p):
+        return 'G01 F' + str(self.feedrate_format % (p.fr_decimals, p.z_feedrate))
+
+    def spindle_code(self, p):
+        sdir = {'CW': 'M03', 'CCW': 'M04'}[p.spindledir]
+        if p.spindlespeed:
+            return '%s S%s' % (sdir, str(p.spindlespeed))
+        else:
+            return sdir
+
+    def dwell_code(self, p):
+        if p.dwelltime:
+            return 'G4 P' + str(p.dwelltime)
+
+    def spindle_stop_code(self, p):
+        return 'M05'

preprocessors/GRBL_11_no_toolchange.py

@@ -0,0 +1,158 @@
+# ##########################################################
+# FlatCAM: 2D Post-processing for Manufacturing            #
+# http://flatcam.org                                       #
+# File Author: Matthieu Berthomé                           #
+# Date: 5/26/2017                                          #
+# MIT Licence                                              #
+# ##########################################################
+
+from appPreProcessor import *
+
+
+class GRBL_11_no_toolchange(PreProc):
+
+    include_header = True
+    coordinate_format = "%.*f"
+    feedrate_format = '%.*f'
+
+    def start_code(self, p):
+        units = ' ' + str(p['units']).lower()
+        coords_xy = p['xy_toolchange']
+        end_coords_xy = p['xy_end']
+        gcode = '(This preprocessor is used with a motion controller loaded with GRBL firmware.)\n'
+        gcode += '(It is configured to be compatible with almost any version of GRBL firmware.)\n\n'
+
+        xmin = '%.*f' % (p.coords_decimals, p['options']['xmin'])
+        xmax = '%.*f' % (p.coords_decimals, p['options']['xmax'])
+        ymin = '%.*f' % (p.coords_decimals, p['options']['ymin'])
+        ymax = '%.*f' % (p.coords_decimals, p['options']['ymax'])
+
+        if str(p['options']['type']) == 'Geometry':
+            gcode += '(TOOL DIAMETER: ' + str(p['options']['tool_dia']) + units + ')\n'
+            gcode += '(Feedrate_XY: ' + str(p['feedrate']) + units + '/min' + ')\n'
+            gcode += '(Feedrate_Z: ' + str(p['z_feedrate']) + units + '/min' + ')\n'
+            gcode += '(Feedrate rapids ' + str(p['feedrate_rapid']) + units + '/min' + ')\n' + '\n'
+            gcode += '(Z_Cut: ' + str(p['z_cut']) + units + ')\n'
+            if p['multidepth'] is True:
+                gcode += '(DepthPerCut: ' + str(p['z_depthpercut']) + units + ' <=>' + \
+                         str(math.ceil(abs(p['z_cut']) / p['z_depthpercut'])) + ' passes' + ')\n'
+            gcode += '(Z_Move: ' + str(p['z_move']) + units + ')\n'
+
+        elif str(p['options']['type']) == 'Excellon' and p['use_ui'] is True:
+            gcode += '\n(TOOLS DIAMETER: )\n'
+            for tool, val in p['exc_tools'].items():
+                gcode += '(Tool: %s -> ' % str(tool) + 'Dia: %s' % str(val["tooldia"]) + ')\n'
+
+            gcode += '\n(FEEDRATE Z: )\n'
+            for tool, val in p['exc_tools'].items():
+                gcode += '(Tool: %s -> ' % str(tool) + 'Feedrate: %s' % \
+                         str(val['data']["tools_drill_feedrate_z"]) + ')\n'
+
+            gcode += '\n(FEEDRATE RAPIDS: )\n'
+            for tool, val in p['exc_tools'].items():
+                gcode += '(Tool: %s -> ' % str(tool) + 'Feedrate Rapids: %s' % \
+                         str(val['data']["tools_drill_feedrate_rapid"]) + ')\n'
+
+            gcode += '\n(Z_CUT: )\n'
+            for tool, val in p['exc_tools'].items():
+                gcode += '(Tool: %s -> ' % str(tool) + 'Z_Cut: %s' % str(val['data']["tools_drill_cutz"]) + ')\n'
+
+            gcode += '\n(Tools Offset: )\n'
+            for tool, val in p['exc_cnc_tools'].items():
+                gcode += '(Tool: %s -> ' % str(val['tool']) + 'Offset Z: %s' % \
+                         str(val['data']["tools_drill_offset"]) + ')\n'
+
+            if p['multidepth'] is True:
+                gcode += '\n(DEPTH_PER_CUT: )\n'
+                for tool, val in p['exc_tools'].items():
+                    gcode += '(Tool: %s -> ' % str(tool) + 'DeptPerCut: %s' % \
+                             str(val['data']["tools_drill_depthperpass"]) + ')\n'
+
+            gcode += '\n(Z_MOVE: )\n'
+            for tool, val in p['exc_tools'].items():
+                gcode += '(Tool: %s -> ' % str(tool) + 'Z_Move: %s' % str(val['data']["tools_drill_travelz"]) + ')\n'
+            gcode += '\n'
+
+        gcode += '(Z Start: ' + str(p['startz']) + units + ')\n'
+        gcode += '(Z End: ' + str(p['z_end']) + units + ')\n'
+        if end_coords_xy is not None:
+            gcode += '(X,Y End: ' + "%.*f, %.*f" % (p.decimals, end_coords_xy[0],
+                                                    p.decimals, end_coords_xy[1]) + units + ')\n'
+        else:
+            gcode += '(X,Y End: ' + "None" + units + ')\n'
+        gcode += '(Steps per circle: ' + str(p['steps_per_circle']) + ')\n'
+        gcode += '(Steps per circle: ' + str(p['steps_per_circle']) + ')\n'
+
+        if str(p['options']['type']) == 'Excellon' or str(p['options']['type']) == 'Excellon Geometry':
+            gcode += '(Preprocessor Excellon: ' + str(p['pp_excellon_name']) + ')\n' + '\n'
+        else:
+            gcode += '(Preprocessor Geometry: ' + str(p['pp_geometry_name']) + ')\n' + '\n'
+
+        gcode += '(X range: ' + '{: >9s}'.format(xmin) + ' ... ' + '{: >9s}'.format(xmax) + ' ' + units + ')\n'
+        gcode += '(Y range: ' + '{: >9s}'.format(ymin) + ' ... ' + '{: >9s}'.format(ymax) + ' ' + units + ')\n\n'
+
+        gcode += '(Spindle Speed: %s RPM)\n' % str(p['spindlespeed'])
+
+        gcode += ('G20' if p.units.upper() == 'IN' else 'G21') + "\n"
+        gcode += 'G90\n'
+        gcode += 'G17\n'
+        gcode += 'G94\n'
+
+        return gcode
+
+    def startz_code(self, p):
+        if p.startz is not None:
+            return 'G00 Z' + self.coordinate_format % (p.coords_decimals, p.startz)
+        else:
+            return ''
+
+    def lift_code(self, p):
+        return 'G00 Z' + self.coordinate_format % (p.coords_decimals, p.z_move)
+
+    def down_code(self, p):
+        return 'G01 Z' + self.coordinate_format % (p.coords_decimals, p.z_cut)
+
+    def toolchange_code(self, p):
+        return 'G00 Z' + self.coordinate_format % (p.coords_decimals, p.z_move)
+
+    def up_to_zero_code(self, p):
+        return 'G01 Z0'
+
+    def position_code(self, p):
+        return ('X' + self.coordinate_format + ' Y' + self.coordinate_format) % \
+               (p.coords_decimals, p.x, p.coords_decimals, p.y)
+
+    def rapid_code(self, p):
+        return ('G00 ' + self.position_code(p)).format(**p)
+
+    def linear_code(self, p):
+        return ('G01 ' + self.position_code(p)).format(**p) + \
+               ' F' + str(self.feedrate_format % (p.fr_decimals, p.feedrate))
+
+    def end_code(self, p):
+        coords_xy = p['xy_end']
+        gcode = ('G00 Z' + self.feedrate_format % (p.fr_decimals, p.z_end) + "\n")
+
+        if coords_xy and coords_xy != '':
+            gcode += 'G00 X{x} Y{y}'.format(x=coords_xy[0], y=coords_xy[1]) + "\n"
+        return gcode
+
+    def feedrate_code(self, p):
+        return 'G01 F' + str(self.feedrate_format % (p.fr_decimals, p.feedrate))
+
+    def z_feedrate_code(self, p):
+        return 'G01 F' + str(self.feedrate_format % (p.fr_decimals, p.z_feedrate))
+
+    def spindle_code(self, p):
+        sdir = {'CW': 'M03', 'CCW': 'M04'}[p.spindledir]
+        if p.spindlespeed:
+            return '%s S%s' % (sdir, str(p.spindlespeed))
+        else:
+            return sdir
+
+    def dwell_code(self, p):
+        if p.dwelltime:
+            return 'G4 P' + str(p.dwelltime)
+
+    def spindle_stop_code(self, p):
+        return 'M05'