Merge pull request #3802 from thinkyhead/rc_epatel_g28_rest_pos

MBL: Add option to configure G28 resting position for all axes

.travis.yml

   - opt_enable ENABLE_AUTO_BED_LEVELING DEBUG_LEVELING_FEATURE
   - build_marlin
   #
+  # Test MESH_BED_LEVELING feature, with LCD
+  #
+  - restore_configs
+  - opt_enable MESH_BED_LEVELING MESH_G28_REST_ORIGIN MANUAL_BED_LEVELING ULTIMAKERCONTROLLER
+  - build_marlin
+  #
   # Test AUTO_BED_LEVELING & DEBUG_LEVELING_FEATURE with Servos
   #
   - opt_enable NUM_SERVOS Z_ENDSTOP_SERVO_NR SERVO_ENDSTOP_ANGLES DEACTIVATE_SERVOS_AFTER_MOVE

Marlin/Configuration.h

   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 
+  //#define MESH_G28_REST_ORIGIN // After homing all axes ('G28' or 'G28 XYZ') rest at origin [0,0,0]
+
   //#define MANUAL_BED_LEVELING  // Add display menu option for bed leveling.
 
   #if ENABLED(MANUAL_BED_LEVELING)

Marlin/Marlin_main.cpp

     #endif
   #endif
 
-  // For mesh leveling move back to Z=0
+  // Enable mesh leveling again
   #if ENABLED(MESH_BED_LEVELING)
     if (mbl_was_active && home_all_axis) {
       current_position[Z_AXIS] = MESH_HOME_SEARCH_Z;
       sync_plan_position();
       mbl.active = 1;
-      current_position[Z_AXIS] = 0.0;
-      set_destination_to_current();
-      feedrate = homing_feedrate[Z_AXIS];
-      line_to_destination();
-      stepper.synchronize();
+      #if ENABLED(MESH_G28_REST_ORIGIN)
+        current_position[Z_AXIS] = 0.0;
+        set_destination_to_current();
+        feedrate = homing_feedrate[Z_AXIS];
+        line_to_destination();
+        stepper.synchronize();
+      #endif
       #if ENABLED(DEBUG_LEVELING_FEATURE)
         if (DEBUGGING(LEVELING)) DEBUG_POS("mbl_was_active", current_position);
       #endif

Marlin/example_configurations/Felix/Configuration.h

   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 
+  //#define MESH_G28_REST_ORIGIN // After homing all axes ('G28' or 'G28 XYZ') rest at origin [0,0,0]
+
   //#define MANUAL_BED_LEVELING  // Add display menu option for bed leveling.
 
   #if ENABLED(MANUAL_BED_LEVELING)

Marlin/example_configurations/Felix/DUAL/Configuration.h

   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 
+  //#define MESH_G28_REST_ORIGIN // After homing all axes ('G28' or 'G28 XYZ') rest at origin [0,0,0]
+
   //#define MANUAL_BED_LEVELING  // Add display menu option for bed leveling.
 
   #if ENABLED(MANUAL_BED_LEVELING)

Marlin/example_configurations/Hephestos/Configuration.h

   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 
+  //#define MESH_G28_REST_ORIGIN // After homing all axes ('G28' or 'G28 XYZ') rest at origin [0,0,0]
+
   //#define MANUAL_BED_LEVELING  // Add display menu option for bed leveling.
 
   #if ENABLED(MANUAL_BED_LEVELING)

Marlin/example_configurations/Hephestos_2/Configuration.h

   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 
+  //#define MESH_G28_REST_ORIGIN // After homing all axes ('G28' or 'G28 XYZ') rest at origin [0,0,0]
+
   //#define MANUAL_BED_LEVELING  // Add display menu option for bed leveling.
 
   #if ENABLED(MANUAL_BED_LEVELING)

Marlin/example_configurations/K8200/Configuration.h

   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 
+  //#define MESH_G28_REST_ORIGIN // After homing all axes ('G28' or 'G28 XYZ') rest at origin [0,0,0]
+
   //#define MANUAL_BED_LEVELING  // Add display menu option for bed leveling.
 
   #if ENABLED(MANUAL_BED_LEVELING)

Marlin/example_configurations/RepRapWorld/Megatronics/Configuration.h

   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 
+  //#define MESH_G28_REST_ORIGIN // After homing all axes ('G28' or 'G28 XYZ') rest at origin [0,0,0]
+
   //#define MANUAL_BED_LEVELING  // Add display menu option for bed leveling.
 
   #if ENABLED(MANUAL_BED_LEVELING)

Marlin/example_configurations/RigidBot/Configuration.h

   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 
+  //#define MESH_G28_REST_ORIGIN // After homing all axes ('G28' or 'G28 XYZ') rest at origin [0,0,0]
+
   //#define MANUAL_BED_LEVELING  // Add display menu option for bed leveling.
 
   #if ENABLED(MANUAL_BED_LEVELING)

Marlin/example_configurations/SCARA/Configuration.h

   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 
+  //#define MESH_G28_REST_ORIGIN // After homing all axes ('G28' or 'G28 XYZ') rest at origin [0,0,0]
+
   //#define MANUAL_BED_LEVELING  // Add display menu option for bed leveling.
 
   #if ENABLED(MANUAL_BED_LEVELING)

Marlin/example_configurations/TAZ4/Configuration.h

   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 
+  //#define MESH_G28_REST_ORIGIN // After homing all axes ('G28' or 'G28 XYZ') rest at origin [0,0,0]
+
   //#define MANUAL_BED_LEVELING  // Add display menu option for bed leveling.
 
   #if ENABLED(MANUAL_BED_LEVELING)

Marlin/example_configurations/WITBOX/Configuration.h

   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 
+  //#define MESH_G28_REST_ORIGIN // After homing all axes ('G28' or 'G28 XYZ') rest at origin [0,0,0]
+
   //#define MANUAL_BED_LEVELING  // Add display menu option for bed leveling.
 
   #if ENABLED(MANUAL_BED_LEVELING)

Marlin/example_configurations/adafruit/ST7565/Configuration.h

   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 
+  //#define MESH_G28_REST_ORIGIN // After homing all axes ('G28' or 'G28 XYZ') rest at origin [0,0,0]
+
   //#define MANUAL_BED_LEVELING  // Add display menu option for bed leveling.
 
   #if ENABLED(MANUAL_BED_LEVELING)

Marlin/example_configurations/delta/biv2.5/Configuration.h

   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 
+  //#define MESH_G28_REST_ORIGIN // After homing all axes ('G28' or 'G28 XYZ') rest at origin [0,0,0]
+
   //#define MANUAL_BED_LEVELING  // Add display menu option for bed leveling.
 
   #if ENABLED(MANUAL_BED_LEVELING)

Marlin/example_configurations/delta/generic/Configuration.h

   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 
+  //#define MESH_G28_REST_ORIGIN // After homing all axes ('G28' or 'G28 XYZ') rest at origin [0,0,0]
+
   //#define MANUAL_BED_LEVELING  // Add display menu option for bed leveling.
 
   #if ENABLED(MANUAL_BED_LEVELING)

Marlin/example_configurations/delta/kossel_mini/Configuration.h

   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 
+  //#define MESH_G28_REST_ORIGIN // After homing all axes ('G28' or 'G28 XYZ') rest at origin [0,0,0]
+
   //#define MANUAL_BED_LEVELING  // Add display menu option for bed leveling.
 
   #if ENABLED(MANUAL_BED_LEVELING)

Marlin/example_configurations/delta/kossel_pro/Configuration.h

   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 
+  //#define MESH_G28_REST_ORIGIN // After homing all axes ('G28' or 'G28 XYZ') rest at origin [0,0,0]
+
   //#define MANUAL_BED_LEVELING  // Add display menu option for bed leveling.
 
   #if ENABLED(MANUAL_BED_LEVELING)

Marlin/example_configurations/delta/kossel_xl/Configuration.h

   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 
+  //#define MESH_G28_REST_ORIGIN // After homing all axes ('G28' or 'G28 XYZ') rest at origin [0,0,0]
+
   //#define MANUAL_BED_LEVELING  // Add display menu option for bed leveling.
 
   #if ENABLED(MANUAL_BED_LEVELING)

Marlin/example_configurations/makibox/Configuration.h

   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 
+  //#define MESH_G28_REST_ORIGIN // After homing all axes ('G28' or 'G28 XYZ') rest at origin [0,0,0]
+
   //#define MANUAL_BED_LEVELING  // Add display menu option for bed leveling.
 
   #if ENABLED(MANUAL_BED_LEVELING)

Marlin/example_configurations/tvrrug/Round2/Configuration.h

   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 
+  //#define MESH_G28_REST_ORIGIN // After homing all axes ('G28' or 'G28 XYZ') rest at origin [0,0,0]
+
   //#define MANUAL_BED_LEVELING  // Add display menu option for bed leveling.
 
   #if ENABLED(MANUAL_BED_LEVELING)