Manage tool change in single gcode exports

pymkcam/Exporters/GCode/MK4duo.py

@@ -31,8 +31,8 @@ DEFAULT_HEADER = (
 
 
 DEFAULT_FOOTER = (
-            ("G0 Z5.00000 F200", "safe Z position"),
-            ("M5", "stop spindle"),
+            #("G0 Z5.00000 F200", "safe Z position"),
+            #("M5", "stop spindle"),
             ("M18", "unlock all steppers"),
             ("M2", "program ends")
       )
@@ -51,7 +51,7 @@ class MK4duo(pymkcam.Exporters.GCode.BaseGenerator):
     sspeed = "10000"
     feed = "300"
     fast = "3000"
-    
+    tool_id = 0
 
     def add_header(self):
         for command, comment in DEFAULT_HEADER:
@@ -97,7 +97,9 @@ class MK4duo(pymkcam.Exporters.GCode.BaseGenerator):
         self.feed = _render_number(feedrate)
 
     def command_select_tool(self, tool_id):
+        if self.tool_id > 0 and self.tool_id != tool_id:
             self.add_command("T%d" % tool_id, "select tool")
+            self.tool_id = tool_id
 
     def command_spindle_speed(self, speed):
         self.sspeed = _render_number(speed)

pymkcam/Exporters/GCode/__init__.py

@@ -79,6 +79,7 @@ class BaseGenerator(object):
             all_filters.extend(filters)
         filtered_moves = pymkcam.Toolpath.Filters.get_filtered_moves(moves,
                 all_filters)
+        _log.info(filtered_moves)
         for move_type, args in filtered_moves:
             if move_type in (MOVE_STRAIGHT, MOVE_STRAIGHT_RAPID):
                 is_rapid = move_type == MOVE_STRAIGHT_RAPID

pymkcam/Plugins/TaskTypes.py

@@ -22,6 +22,7 @@ along with pyMKcam.  If not, see <http://www.gnu.org/licenses/>.
 
 
 import pymkcam.Plugins
+import pymkcam.Toolpath.Filters as Filters
 
 
 class TaskTypeMilling(pymkcam.Plugins.PluginBase):
@@ -62,6 +63,12 @@ class TaskTypeMilling(pymkcam.Plugins.PluginBase):
             funcs[key] = self.core.get("get_parameter_sets")(key)\
                     [environment[key][set_name]]["func"]
         tool, tool_filters = funcs["tool"](environment["tool"]["parameters"])
+        selecttool = False
+        for tool_filter in tool_filters:
+            if isinstance(tool_filter, Filters.SelectTool):
+               selecttool = True
+        if not selecttool:
+           tool_filters.insert(0, Filters.SelectTool(task["parameters"]["tool"]["id"]))
         low, high = environment["bounds"].get_absolute_limits(
                 tool_radius=tool.radius, models=environment["collision_models"])
         path_generator, motion_grid = funcs["process"](environment["process"],

pymkcam/Toolpath/Filters.py

@@ -232,7 +232,7 @@ class SelectTool(BaseFilter):
         index = 0
         # skip all non-moves
         while (index < len(toolpath)) and \
-                (not toolpath[0][0] in MOVES_LIST):
+                ((not toolpath[index][0] in MOVES_LIST) or (not not toolpath[index][1][0] == "spindle_enabled")):
             index += 1
         toolpath.insert(index, (MACHINE_SETTING,
                 ("select_tool", self.settings["tool_id"])))