from FlatCAMTool import FlatCAMTool from copy import copy,deepcopy # from GUIElements import IntEntry, RadioSet, FCEntry # from FlatCAMObj import FlatCAMGeometry, FlatCAMExcellon, FlatCAMGerber from ObjectCollection import * import time class NonCopperClear(FlatCAMTool, Gerber): toolName = "Non-Copper Clearing" def __init__(self, app): self.app = app FlatCAMTool.__init__(self, app) Gerber.__init__(self, steps_per_circle=self.app.defaults["gerber_circle_steps"]) self.tools_frame = QtWidgets.QFrame() self.tools_frame.setContentsMargins(0, 0, 0, 0) self.layout.addWidget(self.tools_frame) self.tools_box = QtWidgets.QVBoxLayout() self.tools_box.setContentsMargins(0, 0, 0, 0) self.tools_frame.setLayout(self.tools_box) ## Title title_label = QtWidgets.QLabel("%s" % self.toolName) self.tools_box.addWidget(title_label) ## Form Layout form_layout = QtWidgets.QFormLayout() self.tools_box.addLayout(form_layout) ## Object self.object_combo = QtWidgets.QComboBox() self.object_combo.setModel(self.app.collection) self.object_combo.setRootModelIndex(self.app.collection.index(0, 0, QtCore.QModelIndex())) self.object_label = QtWidgets.QLabel("Gerber:") self.object_label.setToolTip( "Gerber object to be cleared of excess copper. " ) e_lab_0 = QtWidgets.QLabel('') form_layout.addRow(self.object_label, self.object_combo) form_layout.addRow(e_lab_0) #### Tools #### self.tools_table_label = QtWidgets.QLabel('Tools Table') self.tools_table_label.setToolTip( "Tools pool from which the algorithm\n" "will pick the ones used for copper clearing." ) self.tools_box.addWidget(self.tools_table_label) self.tools_table = FCTable() self.tools_box.addWidget(self.tools_table) self.tools_table.setColumnCount(4) self.tools_table.setHorizontalHeaderLabels(['#', 'Diameter', 'TT', '']) self.tools_table.setColumnHidden(3, True) self.tools_table.setSortingEnabled(False) # self.tools_table.setSelectionBehavior(QtWidgets.QAbstractItemView.SelectRows) self.tools_table.horizontalHeaderItem(0).setToolTip( "This is the Tool Number.\n" "Non copper clearing will start with the tool with the biggest \n" "diameter, continuing until there are no more tools.\n" "Only tools that create NCC clearing geometry will still be present\n" "in the resulting geometry. This is because with some tools\n" "this function will not be able to create painting geometry." ) self.tools_table.horizontalHeaderItem(1).setToolTip( "Tool Diameter. It's value (in current FlatCAM units) \n" "is the cut width into the material.") self.tools_table.horizontalHeaderItem(2).setToolTip( "The Tool Type (TT) can be:
" "- Circular with 1 ... 4 teeth -> it is informative only. Being circular,
" "the cut width in material is exactly the tool diameter.
" "- Ball -> informative only and make reference to the Ball type endmill.
" "- V-Shape -> it will disable de Z-Cut parameter in the resulting geometry UI form " "and enable two additional UI form fields in the resulting geometry: V-Tip Dia and " "V-Tip Angle. Adjusting those two values will adjust the Z-Cut parameter such " "as the cut width into material will be equal with the value in the Tool Diameter " "column of this table.
" "Choosing the V-Shape Tool Type automatically will select the Operation Type " "in the resulting geometry as Isolation.") self.empty_label = QtWidgets.QLabel('') self.tools_box.addWidget(self.empty_label) #### Add a new Tool #### hlay = QtWidgets.QHBoxLayout() self.tools_box.addLayout(hlay) self.addtool_entry_lbl = QtWidgets.QLabel('Tool Dia:') self.addtool_entry_lbl.setToolTip( "Diameter for the new tool to add in the Tool Table" ) self.addtool_entry = FCEntry() # hlay.addWidget(self.addtool_label) # hlay.addStretch() hlay.addWidget(self.addtool_entry_lbl) hlay.addWidget(self.addtool_entry) grid2 = QtWidgets.QGridLayout() self.tools_box.addLayout(grid2) self.addtool_btn = QtWidgets.QPushButton('Add') self.addtool_btn.setToolTip( "Add a new tool to the Tool Table\n" "with the diameter specified above." ) # self.copytool_btn = QtWidgets.QPushButton('Copy') # self.copytool_btn.setToolTip( # "Copy a selection of tools in the Tool Table\n" # "by first selecting a row in the Tool Table." # ) self.deltool_btn = QtWidgets.QPushButton('Delete') self.deltool_btn.setToolTip( "Delete a selection of tools in the Tool Table\n" "by first selecting a row(s) in the Tool Table." ) grid2.addWidget(self.addtool_btn, 0, 0) # grid2.addWidget(self.copytool_btn, 0, 1) grid2.addWidget(self.deltool_btn, 0,2) self.empty_label_0 = QtWidgets.QLabel('') self.tools_box.addWidget(self.empty_label_0) grid3 = QtWidgets.QGridLayout() self.tools_box.addLayout(grid3) e_lab_1 = QtWidgets.QLabel('') grid3.addWidget(e_lab_1, 0, 0) nccoverlabel = QtWidgets.QLabel('Overlap:') nccoverlabel.setToolTip( "How much (fraction) of the tool width to overlap each tool pass.\n" "Example:\n" "A value here of 0.25 means 25% from the tool diameter found above.\n\n" "Adjust the value starting with lower values\n" "and increasing it if areas that should be cleared are still \n" "not cleared.\n" "Lower values = faster processing, faster execution on PCB.\n" "Higher values = slow processing and slow execution on CNC\n" "due of too many paths." ) grid3.addWidget(nccoverlabel, 1, 0) self.ncc_overlap_entry = FCEntry() grid3.addWidget(self.ncc_overlap_entry, 1, 1) nccmarginlabel = QtWidgets.QLabel('Margin:') nccmarginlabel.setToolTip( "Bounding box margin." ) grid3.addWidget(nccmarginlabel, 2, 0) self.ncc_margin_entry = FCEntry() grid3.addWidget(self.ncc_margin_entry, 2, 1) # Method methodlabel = QtWidgets.QLabel('Method:') methodlabel.setToolTip( "Algorithm for non-copper clearing:
" "Standard: Fixed step inwards.
" "Seed-based: Outwards from seed.
" "Line-based: Parallel lines." ) grid3.addWidget(methodlabel, 3, 0) self.ncc_method_radio = RadioSet([ {"label": "Standard", "value": "standard"}, {"label": "Seed-based", "value": "seed"}, {"label": "Straight lines", "value": "lines"} ], orientation='vertical', stretch=False) grid3.addWidget(self.ncc_method_radio, 3, 1) # Connect lines pathconnectlabel = QtWidgets.QLabel("Connect:") pathconnectlabel.setToolTip( "Draw lines between resulting\n" "segments to minimize tool lifts." ) grid3.addWidget(pathconnectlabel, 4, 0) self.ncc_connect_cb = FCCheckBox() grid3.addWidget(self.ncc_connect_cb, 4, 1) contourlabel = QtWidgets.QLabel("Contour:") contourlabel.setToolTip( "Cut around the perimeter of the polygon\n" "to trim rough edges." ) grid3.addWidget(contourlabel, 5, 0) self.ncc_contour_cb = FCCheckBox() grid3.addWidget(self.ncc_contour_cb, 5, 1) restlabel = QtWidgets.QLabel("Rest M.:") restlabel.setToolTip( "If checked, use 'rest machining'.\n" "Basically it will clear copper outside PCB features,\n" "using the biggest tool and continue with the next tools,\n" "from bigger to smaller, to clear areas of copper that\n" "could not be cleared by previous tool, until there is\n" "no more copper to clear or there are no more tools.\n" "If not checked, use the standard algorithm." ) grid3.addWidget(restlabel, 6, 0) self.ncc_rest_cb = FCCheckBox() grid3.addWidget(self.ncc_rest_cb, 6, 1) self.generate_ncc_button = QtWidgets.QPushButton('Generate Geometry') self.generate_ncc_button.setToolTip( "Create the Geometry Object\n" "for non-copper routing." ) self.tools_box.addWidget(self.generate_ncc_button) self.units = '' self.ncc_tools = {} self.tooluid = 0 # store here the default data for Geometry Data self.default_data = {} self.obj_name = "" self.ncc_obj = None self.tools_box.addStretch() self.addtool_btn.clicked.connect(self.on_tool_add) self.deltool_btn.clicked.connect(self.on_tool_delete) self.generate_ncc_button.clicked.connect(self.on_ncc) def install(self, icon=None, separator=None, **kwargs): FlatCAMTool.install(self, icon, separator, shortcut='ALT+N', **kwargs) def run(self): FlatCAMTool.run(self) self.set_tool_ui() self.build_ui() self.app.ui.notebook.setTabText(2, "NCC Tool") def set_tool_ui(self): self.tools_frame.show() self.object_combo.setCurrentIndex(1) self.ncc_overlap_entry.set_value(self.app.defaults["tools_nccoverlap"]) self.ncc_margin_entry.set_value(self.app.defaults["tools_nccmargin"]) self.ncc_method_radio.set_value(self.app.defaults["tools_nccmethod"]) self.ncc_connect_cb.set_value(self.app.defaults["tools_nccconnect"]) self.ncc_contour_cb.set_value(self.app.defaults["tools_ncccontour"]) self.ncc_rest_cb.set_value(self.app.defaults["tools_nccrest"]) self.tools_table.setupContextMenu() self.tools_table.addContextMenu( "Add", lambda: self.on_tool_add(dia=None, muted=None), icon=QtGui.QIcon("share/plus16.png")) self.tools_table.addContextMenu( "Delete", lambda: self.on_tool_delete(rows_to_delete=None, all=None), icon=QtGui.QIcon("share/delete32.png")) # init the working variables self.default_data.clear() self.default_data.update({ "name": '_ncc', "plot": self.app.defaults["geometry_plot"], "cutz": self.app.defaults["geometry_cutz"], "vtipdia": 0.1, "vtipangle": 30, "travelz": self.app.defaults["geometry_travelz"], "feedrate": self.app.defaults["geometry_feedrate"], "feedrate_z": self.app.defaults["geometry_feedrate_z"], "feedrate_rapid": self.app.defaults["geometry_feedrate_rapid"], "dwell": self.app.defaults["geometry_dwell"], "dwelltime": self.app.defaults["geometry_dwelltime"], "multidepth": self.app.defaults["geometry_multidepth"], "ppname_g": self.app.defaults["geometry_ppname_g"], "depthperpass": self.app.defaults["geometry_depthperpass"], "extracut": self.app.defaults["geometry_extracut"], "toolchange": self.app.defaults["geometry_toolchange"], "toolchangez": self.app.defaults["geometry_toolchangez"], "endz": self.app.defaults["geometry_endz"], "spindlespeed": self.app.defaults["geometry_spindlespeed"], "toolchangexy": self.app.defaults["geometry_toolchangexy"], "startz": self.app.defaults["geometry_startz"], "tooldia": self.app.defaults["tools_painttooldia"], "paintmargin": self.app.defaults["tools_paintmargin"], "paintmethod": self.app.defaults["tools_paintmethod"], "selectmethod": self.app.defaults["tools_selectmethod"], "pathconnect": self.app.defaults["tools_pathconnect"], "paintcontour": self.app.defaults["tools_paintcontour"], "paintoverlap": self.app.defaults["tools_paintoverlap"], "nccoverlap": self.app.defaults["tools_nccoverlap"], "nccmargin": self.app.defaults["tools_nccmargin"], "nccmethod": self.app.defaults["tools_nccmethod"], "nccconnect": self.app.defaults["tools_nccconnect"], "ncccontour": self.app.defaults["tools_ncccontour"], "nccrest": self.app.defaults["tools_nccrest"] }) try: dias = [float(eval(dia)) for dia in self.app.defaults["tools_ncctools"].split(",")] except: log.error("At least one tool diameter needed. Verify in Edit -> Preferences -> TOOLS -> NCC Tools.") return self.tooluid = 0 self.ncc_tools.clear() for tool_dia in dias: self.tooluid += 1 self.ncc_tools.update({ int(self.tooluid): { 'tooldia': float('%.4f' % tool_dia), 'offset': 'Path', 'offset_value': 0.0, 'type': 'Iso', 'tool_type': 'V', 'data': dict(self.default_data), 'solid_geometry': [] } }) self.obj_name = "" self.ncc_obj = None self.tool_type_item_options = ["C1", "C2", "C3", "C4", "B", "V"] self.units = self.app.general_options_form.general_app_group.units_radio.get_value().upper() def build_ui(self): self.ui_disconnect() # updated units self.units = self.app.general_options_form.general_app_group.units_radio.get_value().upper() if self.units == "IN": self.addtool_entry.set_value(0.039) else: self.addtool_entry.set_value(1) sorted_tools = [] for k, v in self.ncc_tools.items(): sorted_tools.append(float('%.4f' % float(v['tooldia']))) sorted_tools.sort() n = len(sorted_tools) self.tools_table.setRowCount(n) tool_id = 0 for tool_sorted in sorted_tools: for tooluid_key, tooluid_value in self.ncc_tools.items(): if float('%.4f' % tooluid_value['tooldia']) == tool_sorted: tool_id += 1 id = QtWidgets.QTableWidgetItem('%d' % int(tool_id)) id.setFlags(QtCore.Qt.ItemIsSelectable | QtCore.Qt.ItemIsEnabled) row_no = tool_id - 1 self.tools_table.setItem(row_no, 0, id) # Tool name/id # Make sure that the drill diameter when in MM is with no more than 2 decimals # There are no drill bits in MM with more than 3 decimals diameter # For INCH the decimals should be no more than 3. There are no drills under 10mils if self.units == 'MM': dia = QtWidgets.QTableWidgetItem('%.2f' % tooluid_value['tooldia']) else: dia = QtWidgets.QTableWidgetItem('%.3f' % tooluid_value['tooldia']) dia.setFlags(QtCore.Qt.ItemIsEnabled) tool_type_item = QtWidgets.QComboBox() for item in self.tool_type_item_options: tool_type_item.addItem(item) tool_type_item.setStyleSheet('background-color: rgb(255,255,255)') idx = tool_type_item.findText(tooluid_value['tool_type']) tool_type_item.setCurrentIndex(idx) tool_uid_item = QtWidgets.QTableWidgetItem(str(int(tooluid_key))) self.tools_table.setItem(row_no, 1, dia) # Diameter self.tools_table.setCellWidget(row_no, 2, tool_type_item) ### REMEMBER: THIS COLUMN IS HIDDEN IN OBJECTUI.PY ### self.tools_table.setItem(row_no, 3, tool_uid_item) # Tool unique ID # make the diameter column editable for row in range(tool_id): self.tools_table.item(row, 1).setFlags( QtCore.Qt.ItemIsEditable | QtCore.Qt.ItemIsSelectable | QtCore.Qt.ItemIsEnabled) # all the tools are selected by default self.tools_table.selectColumn(0) # self.tools_table.resizeColumnsToContents() self.tools_table.resizeRowsToContents() vertical_header = self.tools_table.verticalHeader() vertical_header.hide() self.tools_table.setVerticalScrollBarPolicy(QtCore.Qt.ScrollBarAlwaysOff) horizontal_header = self.tools_table.horizontalHeader() horizontal_header.setMinimumSectionSize(10) horizontal_header.setSectionResizeMode(0, QtWidgets.QHeaderView.Fixed) horizontal_header.resizeSection(0, 20) horizontal_header.setSectionResizeMode(1, QtWidgets.QHeaderView.Stretch) # self.tools_table.setSortingEnabled(True) # sort by tool diameter # self.tools_table.sortItems(1) self.tools_table.setMinimumHeight(self.tools_table.getHeight()) self.tools_table.setMaximumHeight(self.tools_table.getHeight()) self.app.report_usage("gerber_on_ncc_button") self.ui_connect() def ui_connect(self): self.tools_table.itemChanged.connect(self.on_tool_edit) def ui_disconnect(self): try: # if connected, disconnect the signal from the slot on item_changed as it creates issues self.tools_table.itemChanged.disconnect(self.on_tool_edit) except: pass def on_tool_add(self, dia=None, muted=None): self.ui_disconnect() if dia: tool_dia = dia else: try: tool_dia = float(self.addtool_entry.get_value()) except ValueError: # try to convert comma to decimal point. if it's still not working error message and return try: tool_dia = float(self.addtool_entry.get_value().replace(',', '.')) except ValueError: self.app.inform.emit("[ERROR_NOTCL]Wrong value format entered, " "use a number.") return if tool_dia is None: self.build_ui() self.app.inform.emit("[WARNING_NOTCL] Please enter a tool diameter to add, in Float format.") return # construct a list of all 'tooluid' in the self.tools tool_uid_list = [] for tooluid_key in self.ncc_tools: tool_uid_item = int(tooluid_key) tool_uid_list.append(tool_uid_item) # find maximum from the temp_uid, add 1 and this is the new 'tooluid' if not tool_uid_list: max_uid = 0 else: max_uid = max(tool_uid_list) self.tooluid = int(max_uid + 1) tool_dias = [] for k, v in self.ncc_tools.items(): for tool_v in v.keys(): if tool_v == 'tooldia': tool_dias.append(float('%.4f' % v[tool_v])) if float('%.4f' % tool_dia) in tool_dias: if muted is None: self.app.inform.emit("[WARNING_NOTCL]Adding tool cancelled. Tool already in Tool Table.") self.tools_table.itemChanged.connect(self.on_tool_edit) return else: if muted is None: self.app.inform.emit("[success] New tool added to Tool Table.") self.ncc_tools.update({ int(self.tooluid): { 'tooldia': float('%.4f' % tool_dia), 'offset': 'Path', 'offset_value': 0.0, 'type': 'Iso', 'tool_type': 'V', 'data': dict(self.default_data), 'solid_geometry': [] } }) self.build_ui() def on_tool_edit(self): self.ui_disconnect() tool_dias = [] for k, v in self.ncc_tools.items(): for tool_v in v.keys(): if tool_v == 'tooldia': tool_dias.append(float('%.4f' % v[tool_v])) for row in range(self.tools_table.rowCount()): try: new_tool_dia = float(self.tools_table.item(row, 1).text()) except ValueError: # try to convert comma to decimal point. if it's still not working error message and return try: new_tool_dia = float(self.tools_table.item(row, 1).text().replace(',', '.')) except ValueError: self.app.inform.emit("[ERROR_NOTCL]Wrong value format entered, " "use a number.") return tooluid = int(self.tools_table.item(row, 3).text()) # identify the tool that was edited and get it's tooluid if new_tool_dia not in tool_dias: self.ncc_tools[tooluid]['tooldia'] = new_tool_dia self.app.inform.emit("[success] Tool from Tool Table was edited.") self.build_ui() return else: # identify the old tool_dia and restore the text in tool table for k, v in self.ncc_tools.items(): if k == tooluid: old_tool_dia = v['tooldia'] break restore_dia_item = self.tools_table.item(row, 1) restore_dia_item.setText(str(old_tool_dia)) self.app.inform.emit("[WARNING_NOTCL] Edit cancelled. New diameter value is already in the Tool Table.") self.build_ui() def on_tool_delete(self, rows_to_delete=None, all=None): self.ui_disconnect() deleted_tools_list = [] if all: self.paint_tools.clear() self.build_ui() return if rows_to_delete: try: for row in rows_to_delete: tooluid_del = int(self.tools_table.item(row, 3).text()) deleted_tools_list.append(tooluid_del) except TypeError: deleted_tools_list.append(rows_to_delete) for t in deleted_tools_list: self.ncc_tools.pop(t, None) self.build_ui() return try: if self.tools_table.selectedItems(): for row_sel in self.tools_table.selectedItems(): row = row_sel.row() if row < 0: continue tooluid_del = int(self.tools_table.item(row, 3).text()) deleted_tools_list.append(tooluid_del) for t in deleted_tools_list: self.ncc_tools.pop(t, None) except AttributeError: self.app.inform.emit("[WARNING_NOTCL]Delete failed. Select a tool to delete.") return except Exception as e: log.debug(str(e)) self.app.inform.emit("[success] Tool(s) deleted from Tool Table.") self.build_ui() def on_ncc(self): try: over = float(self.ncc_overlap_entry.get_value()) except ValueError: # try to convert comma to decimal point. if it's still not working error message and return try: over = float(self.ncc_overlap_entry.get_value().replace(',', '.')) except ValueError: self.app.inform.emit("[ERROR_NOTCL]Wrong value format entered, " "use a number.") return over = over if over else self.app.defaults["tools_nccoverlap"] try: margin = float(self.ncc_margin_entry.get_value()) except ValueError: # try to convert comma to decimal point. if it's still not working error message and return try: margin = float(self.ncc_margin_entry.get_value().replace(',', '.')) except ValueError: self.app.inform.emit("[ERROR_NOTCL]Wrong value format entered, " "use a number.") return margin = margin if margin else self.app.defaults["tools_nccmargin"] connect = self.ncc_connect_cb.get_value() connect = connect if connect else self.app.defaults["tools_nccconnect"] contour = self.ncc_contour_cb.get_value() contour = contour if contour else self.app.defaults["tools_ncccontour"] clearing_method = self.ncc_rest_cb.get_value() clearing_method = clearing_method if clearing_method else self.app.defaults["tools_nccrest"] pol_method = self.ncc_method_radio.get_value() pol_method = pol_method if pol_method else self.app.defaults["tools_nccmethod"] self.obj_name = self.object_combo.currentText() # Get source object. try: self.ncc_obj = self.app.collection.get_by_name(self.obj_name) except: self.app.inform.emit("[ERROR_NOTCL]Could not retrieve object: %s" % self.obj_name) return "Could not retrieve object: %s" % self.obj_name # Prepare non-copper polygons try: bounding_box = self.ncc_obj.solid_geometry.envelope.buffer(distance=margin, join_style=JOIN_STYLE.mitre) except AttributeError: self.app.inform.emit("[ERROR_NOTCL]No Gerber file available.") return # calculate the empty area by substracting the solid_geometry from the object bounding box geometry empty = self.ncc_obj.get_empty_area(bounding_box) if type(empty) is Polygon: empty = MultiPolygon([empty]) # clear non copper using standard algorithm if clearing_method == False: self.clear_non_copper( empty=empty, over=over, pol_method=pol_method, connect=connect, contour=contour ) # clear non copper using rest machining algorithm else: self.clear_non_copper_rest( empty=empty, over=over, pol_method=pol_method, connect=connect, contour=contour ) def clear_non_copper(self, empty, over, pol_method, outname=None, connect=True, contour=True): name = outname if outname else self.obj_name + "_ncc" # Sort tools in descending order sorted_tools = [] for k, v in self.ncc_tools.items(): sorted_tools.append(float('%.4f' % float(v['tooldia']))) sorted_tools.sort(reverse=True) # Do job in background proc = self.app.proc_container.new("Clearing Non-Copper areas.") def initialize(geo_obj, app_obj): assert isinstance(geo_obj, FlatCAMGeometry), \ "Initializer expected a FlatCAMGeometry, got %s" % type(geo_obj) cleared_geo = [] # Already cleared area cleared = MultiPolygon() # flag for polygons not cleared app_obj.poly_not_cleared = False # Generate area for each tool offset = sum(sorted_tools) current_uid = int(1) for tool in sorted_tools: self.app.inform.emit('[success] Non-Copper Clearing with ToolDia = %s started.' % str(tool)) cleared_geo[:] = [] # Get remaining tools offset offset -= (tool - 1e-12) # Area to clear area = empty.buffer(-offset) try: area = area.difference(cleared) except: continue # Transform area to MultiPolygon if type(area) is Polygon: area = MultiPolygon([area]) if area.geoms: if len(area.geoms) > 0: for p in area.geoms: try: if pol_method == 'standard': cp = self.clear_polygon(p, tool, self.app.defaults["gerber_circle_steps"], overlap=over, contour=contour, connect=connect) elif pol_method == 'seed': cp = self.clear_polygon2(p, tool, self.app.defaults["gerber_circle_steps"], overlap=over, contour=contour, connect=connect) else: cp = self.clear_polygon3(p, tool, self.app.defaults["gerber_circle_steps"], overlap=over, contour=contour, connect=connect) if cp: cleared_geo += list(cp.get_objects()) except: log.warning("Polygon can not be cleared.") app_obj.poly_not_cleared = True continue # check if there is a geometry at all in the cleared geometry if cleared_geo: # Overall cleared area cleared = empty.buffer(-offset * (1 + over)).buffer(-tool / 1.999999).buffer( tool / 1.999999) # clean-up cleared geo cleared = cleared.buffer(0) # find the tooluid associated with the current tool_dia so we know where to add the tool # solid_geometry for k, v in self.ncc_tools.items(): if float('%.4f' % v['tooldia']) == float('%.4f' % tool): current_uid = int(k) # add the solid_geometry to the current too in self.paint_tools dictionary # and then reset the temporary list that stored that solid_geometry v['solid_geometry'] = deepcopy(cleared_geo) v['data']['name'] = name break geo_obj.tools[current_uid] = dict(self.ncc_tools[current_uid]) else: log.debug("There are no geometries in the cleared polygon.") geo_obj.options["cnctooldia"] = tool geo_obj.multigeo = True def job_thread(app_obj): try: app_obj.new_object("geometry", name, initialize) except Exception as e: proc.done() self.app.inform.emit('[ERROR_NOTCL] NCCTool.clear_non_copper() --> %s' % str(e)) return proc.done() if app_obj.poly_not_cleared is False: self.app.inform.emit('[success] NCC Tool finished.') else: self.app.inform.emit('[WARNING_NOTCL] NCC Tool finished but some PCB features could not be cleared. ' 'Check the result.') # reset the variable for next use app_obj.poly_not_cleared = False # focus on Selected Tab self.app.ui.notebook.setCurrentWidget(self.app.ui.selected_tab) self.tools_frame.hide() self.app.ui.notebook.setTabText(2, "Tools") # Promise object with the new name self.app.collection.promise(name) # Background self.app.worker_task.emit({'fcn': job_thread, 'params': [self.app]}) # clear copper with 'rest-machining' algorithm def clear_non_copper_rest(self, empty, over, pol_method, outname=None, connect=True, contour=True): name = outname if outname is not None else self.obj_name + "_ncc_rm" # Sort tools in descending order sorted_tools = [] for k, v in self.ncc_tools.items(): sorted_tools.append(float('%.4f' % float(v['tooldia']))) sorted_tools.sort(reverse=True) # Do job in background proc = self.app.proc_container.new("Clearing Non-Copper areas.") def initialize_rm(geo_obj, app_obj): assert isinstance(geo_obj, FlatCAMGeometry), \ "Initializer expected a FlatCAMGeometry, got %s" % type(geo_obj) cleared_geo = [] cleared_by_last_tool = [] rest_geo = [] current_uid = 1 # repurposed flag for final object, geo_obj. True if it has any solid_geometry, False if not. app_obj.poly_not_cleared = True area = empty.buffer(0) # Generate area for each tool while sorted_tools: tool = sorted_tools.pop(0) self.app.inform.emit('[success] Non-Copper Rest Clearing with ToolDia = %s started.' % str(tool)) tool_used = tool - 1e-12 cleared_geo[:] = [] # Area to clear for poly in cleared_by_last_tool: try: area = area.difference(poly) except: pass cleared_by_last_tool[:] = [] # Transform area to MultiPolygon if type(area) is Polygon: area = MultiPolygon([area]) # add the rest that was not able to be cleared previously; area is a MultyPolygon # and rest_geo it's a list allparts = [p.buffer(0) for p in area.geoms] allparts += deepcopy(rest_geo) rest_geo[:] = [] area = MultiPolygon(deepcopy(allparts)) allparts[:] = [] if area.geoms: if len(area.geoms) > 0: for p in area.geoms: try: if pol_method == 'standard': cp = self.clear_polygon(p, tool_used, self.app.defaults["gerber_circle_steps"], overlap=over, contour=contour, connect=connect) elif pol_method == 'seed': cp = self.clear_polygon2(p, tool_used, self.app.defaults["gerber_circle_steps"], overlap=over, contour=contour, connect=connect) else: cp = self.clear_polygon3(p, tool_used, self.app.defaults["gerber_circle_steps"], overlap=over, contour=contour, connect=connect) cleared_geo.append(list(cp.get_objects())) except: log.warning("Polygon can't be cleared.") # this polygon should be added to a list and then try clear it with a smaller tool rest_geo.append(p) # check if there is a geometry at all in the cleared geometry if cleared_geo: # Overall cleared area cleared_area = list(self.flatten_list(cleared_geo)) # cleared = MultiPolygon([p.buffer(tool_used / 2).buffer(-tool_used / 2) # for p in cleared_area]) # here we store the poly's already processed in the original geometry by the current tool # into cleared_by_last_tool list # this will be sustracted from the original geometry_to_be_cleared and make data for # the next tool buffer_value = tool_used / 2 for p in cleared_area: poly = p.buffer(buffer_value) cleared_by_last_tool.append(poly) # find the tooluid associated with the current tool_dia so we know # where to add the tool solid_geometry for k, v in self.ncc_tools.items(): if float('%.4f' % v['tooldia']) == float('%.4f' % tool): current_uid = int(k) # add the solid_geometry to the current too in self.paint_tools dictionary # and then reset the temporary list that stored that solid_geometry v['solid_geometry'] = deepcopy(cleared_area) v['data']['name'] = name cleared_area[:] = [] break geo_obj.tools[current_uid] = dict(self.ncc_tools[current_uid]) else: log.debug("There are no geometries in the cleared polygon.") geo_obj.multigeo = True geo_obj.options["cnctooldia"] = tool # check to see if geo_obj.tools is empty # it will be updated only if there is a solid_geometry for tools if geo_obj.tools: return else: # I will use this variable for this purpose although it was meant for something else # signal that we have no geo in the object therefore don't create it app_obj.poly_not_cleared = False return "fail" def job_thread(app_obj): try: app_obj.new_object("geometry", name, initialize_rm) except Exception as e: proc.done() self.app.inform.emit('[ERROR_NOTCL] NCCTool.clear_non_copper_rest() --> %s' % str(e)) return if app_obj.poly_not_cleared is True: self.app.inform.emit('[success] NCC Tool finished.') # focus on Selected Tab self.app.ui.notebook.setCurrentWidget(self.app.ui.selected_tab) else: self.app.inform.emit('[ERROR_NOTCL] NCC Tool finished but could not clear the object ' 'with current settings.') # focus on Project Tab self.app.ui.notebook.setCurrentWidget(self.app.ui.project_tab) proc.done() # reset the variable for next use app_obj.poly_not_cleared = False self.tools_frame.hide() self.app.ui.notebook.setTabText(2, "Tools") # Promise object with the new name self.app.collection.promise(name) # Background self.app.worker_task.emit({'fcn': job_thread, 'params': [self.app]}) def reset_fields(self): self.object_combo.setRootModelIndex(self.app.collection.index(0, 0, QtCore.QModelIndex()))