Rewritten FILAMENT_CHANGE_ENABLE feature

.travis.yml

@@ -161,11 +161,11 @@ script:
   - opt_set MOTHERBOARD BOARD_MINIRAMBO
   - build_marlin
   #
-  # Test FILAMENTCHANGEENABLE and LCD_INFO_MENU
+  # Test FILAMENT_CHANGE_FEATURE and LCD_INFO_MENU
   #
   - restore_configs
   - opt_enable ULTIMAKERCONTROLLER
-  - opt_enable_adv FILAMENTCHANGEENABLE LCD_INFO_MENU
+  - opt_enable_adv FILAMENT_CHANGE_FEATURE LCD_INFO_MENU
   - build_marlin
   #
   # Enable filament sensor

Marlin/Configuration_adv.h

@@ -551,16 +551,30 @@ const unsigned int dropsegments = 5; //everything with less than this number of
 
 // Add support for experimental filament exchange support M600; requires display
 #if ENABLED(ULTIPANEL)
-  //#define FILAMENTCHANGEENABLE
-  #if ENABLED(FILAMENTCHANGEENABLE)
-    #define FILAMENTCHANGE_XPOS 3
-    #define FILAMENTCHANGE_YPOS 3
-    #define FILAMENTCHANGE_ZADD 10
-    #define FILAMENTCHANGE_FIRSTRETRACT -2
-    #define FILAMENTCHANGE_FINALRETRACT -100
-    #define AUTO_FILAMENT_CHANGE                //This extrude filament until you press the button on LCD
-    #define AUTO_FILAMENT_CHANGE_LENGTH 0.04    //Extrusion length on automatic extrusion loop
-    #define AUTO_FILAMENT_CHANGE_FEEDRATE 300   //Extrusion feedrate (mm/min) on automatic extrusion loop
+  // #define FILAMENT_CHANGE_FEATURE             // Enable filament exchange menu and M600 g-code (used for runout sensor too)
+  #if ENABLED(FILAMENT_CHANGE_FEATURE)
+    #define FILAMENT_CHANGE_X_POS 3             // X position of hotend
+    #define FILAMENT_CHANGE_Y_POS 3             // Y position of hotend
+    #define FILAMENT_CHANGE_Z_ADD 10            // Z addition of hotend (lift)
+    #define FILAMENT_CHANGE_XY_FEEDRATE 100     // X and Y axes feedrate in mm/s (also used for delta printers Z axis)
+    #define FILAMENT_CHANGE_Z_FEEDRATE 5        // Z axis feedrate in mm/s (not used for delta printers)
+    #define FILAMENT_CHANGE_RETRACT_LENGTH 2    // Initial retract in mm
+                                                // It is a short retract used immediately after print interrupt before move to filament exchange position
+    #define FILAMENT_CHANGE_RETRACT_FEEDRATE 60 // Initial retract feedrate in mm/s
+    #define FILAMENT_CHANGE_UNLOAD_LENGTH 100   // Unload filament length from hotend in mm
+                                                // Longer length for bowden printers to unload filament from whole bowden tube,
+                                                // shorter lenght for printers without bowden to unload filament from extruder only,
+                                                // 0 to disable unloading for manual unloading
+    #define FILAMENT_CHANGE_UNLOAD_FEEDRATE 10  // Unload filament feedrate in mm/s - filament unloading can be fast
+    #define FILAMENT_CHANGE_LOAD_LENGTH 0       // Load filament length over hotend in mm
+                                                // Longer length for bowden printers to fast load filament into whole bowden tube over the hotend,
+                                                // Short or zero length for printers without bowden where loading is not used
+    #define FILAMENT_CHANGE_LOAD_FEEDRATE 10    // Load filament feedrate in mm/s - filament loading into the bowden tube can be fast
+    #define FILAMENT_CHANGE_EXTRUDE_LENGTH 50   // Extrude filament length in mm after filament is load over the hotend,
+                                                // 0 to disable for manual extrusion
+                                                // Filament can be extruded repeatedly from the filament exchange menu to fill the hotend,
+                                                // or until outcoming filament color is not clear for filament color change
+    #define FILAMENT_CHANGE_EXTRUDE_FEEDRATE 3  // Extrude filament feedrate in mm/s - must be slower than load feedrate
   #endif
 #endif
 

Marlin/Marlin.h

@@ -123,8 +123,8 @@ FORCE_INLINE void serialprintPGM(const char* str) {
 }
 
 void idle(
-  #if ENABLED(FILAMENTCHANGEENABLE)
-    bool no_stepper_sleep=false  // pass true to keep steppers from disabling on timeout
+  #if ENABLED(FILAMENT_CHANGE_FEATURE)
+    bool no_stepper_sleep = false  // pass true to keep steppers from disabling on timeout
   #endif
 );
 
@@ -346,6 +346,15 @@ float code_value_temp_diff();
   extern int meas_delay_cm; //delay distance
 #endif
 
+#if ENABLED(FILAMENT_CHANGE_FEATURE)
+  enum FilamentChangeMenuResponse {
+    FILAMENT_CHANGE_RESPONSE_WAIT_FOR,
+    FILAMENT_CHANGE_RESPONSE_EXTRUDE_MORE,
+    FILAMENT_CHANGE_RESPONSE_RESUME_PRINT
+  };
+  extern FilamentChangeMenuResponse filament_change_menu_response;
+#endif
+
 #if ENABLED(PID_ADD_EXTRUSION_RATE)
   extern int lpq_len;
 #endif