WIP: toolchange helpers

Rat-OS · Jan 21, 2024 · c3edbdf · c3edbdf
1 parent 0a67687
commit c3edbdf
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Showing 2 changed files with 75 additions and 2 deletions.
diff --git a/macros/toolhead.cfg b/macros/toolhead.cfg
@@ -0,0 +1,66 @@
+############################################################################################################
+# 
+# Toolhead Selection
+# 
+#############################################################################################################
+[gcode_macro _SELECT_TOOL]
+gcode:
+	CALCULATE_PRINTABLE_AREA # NOTE: this will not be updated in here.
+    {% if params.T is defined %}
+        {% set idex_mode = '' %}
+        {% if printer["dual_carriage"] is defined %}
+            {% set idex_mode = printer["dual_carriage"].carriage_1|lower %}
+            {% if "xyz" not in printer.toolhead.homed_axes and (idex_mode == "copy" or idex_mode == "mirror") %}
+                IDEX_SINGLE
+                {% set idex_mode = 'reset' %}
+            {% endif %}
+        {% endif %}
+        {% if idex_mode != "copy" and idex_mode != "mirror" %}
+            {% set act_t = 1 if idex_mode == 'primary' else 0 %}
+            {% set new_t = params.T|int %}
+            {% set act_extruder = 'extruder%s' % ('' if new_t == 0 else new_t) %}  
+            {% if new_t != act_t or printer.toolhead.extruder != act_extruder or idex_mode == 'reset' %} 
+
+                M118 T{new_t}                       # echo
+                M220 S100                           # reset any speed override from the purge tower
+
+                # parameters
+                {% set printing = params.PRINTING|default(0)|int %}
+                {% set z_hop = params.Z|default(0.0)|float %}
+                {% set new_x = params.X|default(-1)|float %}
+                {% set new_y = params.Y|default(-1)|float %}
+                {% set swipe = params.SWIPE|default(1)|int %}
+                {% if "xyz" not in printer.toolhead.homed_axes %}
+                    {% set swipe = 0 %}
+                {% endif %}
+
+                # swap part cooling fans
+                {% set fan_speed = printer["fan_generic part_fan_t%s" % act_t].speed %}
+                {% set sync_fans = printer["gcode_macro RatOS"].toolchange_sync_fans|default(0)|int %}
+                {% if fan_speed > 0 %}
+                    SET_FAN_SPEED FAN=part_fan_t0 SPEED={fan_speed if (new_t == 0 or sync_fans == 1) else 0}
+                    SET_FAN_SPEED FAN=part_fan_t1 SPEED={fan_speed if (new_t == 1 or sync_fans == 1) else 0}
+                    # Update core Klipper's fan speed to the fan speed of the active toolhead
+                    # Only do this if you have a sacrificial [fan] section
+                    M106.1 S{fan_speed}
+                {% endif %}
+
+                # change toolhead
+                _TOOLCHANGE T={new_t} X={new_x} Y={new_y} PRINTING={printing} SWIPE={swipe} Z_HOP={z_hop}
+
+                # set input shaper
+                {% set shaper_x_freq = printer["gcode_macro RatOS"].shaper_x_freq %}
+                {% set shaper_y_freq = printer["gcode_macro RatOS"].shaper_y_freq %}
+                {% set shaper_x_type = printer["gcode_macro RatOS"].shaper_x_type %}
+                {% set shaper_y_type = printer["gcode_macro RatOS"].shaper_y_type %}
+                SET_INPUT_SHAPER SHAPER_FREQ_X={(shaper_x_freq[new_t]|float)} SHAPER_FREQ_Y={(shaper_y_freq[new_t]|float)} SHAPER_TYPE_X={(shaper_x_type[new_t]|lower)} SHAPER_TYPE_Y={(shaper_y_type[new_t]|lower)}
+
+                # update global toolhead state
+                SET_GCODE_VARIABLE MACRO=T0 VARIABLE=active VALUE={True if new_t==0 else False}
+                SET_GCODE_VARIABLE MACRO=T1 VARIABLE=active VALUE={True if new_t==1 else False}
+
+                G90                                             # absolute positioning
+
+            {% endif %}
+        {% endif %}
+    {% endif %}
diff --git a/macros/util.cfg b/macros/util.cfg
@@ -64,11 +64,18 @@ gcode:
 
 [delayed_gcode RATOS_INIT]
 initial_duration: 0.1
+gcode:
+	CALCULATE_PRINTABLE_AREA
+
+[gcode_macro CALCULATE_PRINTABLE_AREA]
 gcode:
 	{% set bed_margin_x = printer["gcode_macro RatOS"].bed_margin_x %}
 	{% set bed_margin_y = printer["gcode_macro RatOS"].bed_margin_y %}
-	SET_GCODE_VARIABLE MACRO=RatOS VARIABLE=printable_x_max VALUE={printer.toolhead.axis_maximum.x - bed_margin_x[1]}
-	SET_GCODE_VARIABLE MACRO=RatOS VARIABLE=printable_y_max VALUE={printer.toolhead.axis_maximum.y - bed_margin_y[1]}
+	{% set tool = 0 if printer["gcode_macro T0"].active else 1 %}
+	{% set max_x = printer.toolhead.axis_maximum if tool == 0 else printer.toolhead.axis_maximum - bed_margin_x[1] %}
+	{% set max_y = printer.toolhead.axis_maximum.y - bed_margin_y[1]%}
+	SET_GCODE_VARIABLE MACRO=RatOS VARIABLE=printable_x_max VALUE={max_x}
+	SET_GCODE_VARIABLE MACRO=RatOS VARIABLE=printable_y_max VALUE={max_y}
 
 [gcode_macro CACHE_TOOLHEAD_SETTINGS]
 variable_old_accel: 1000