Add a fade factor for mesh leveling

Marlin/example_configurations/Cartesio/Configuration.h

@@ -745,6 +745,11 @@
     #define MBL_Z_STEP 0.025  // Step size while manually probing Z axis.
   #endif  // MANUAL_BED_LEVELING
 
+  // Gradually reduce leveling correction until a set height is reached,
+  // at which point movement will be level to the machine's XY plane.
+  // The height can be set with M420 Z<height>
+  #define ENABLE_LEVELING_FADE_HEIGHT
+
 #endif  // MESH_BED_LEVELING
 
 //===========================================================================
@@ -802,6 +807,13 @@
   // Probe along the Y axis, advancing X after each column
   //#define PROBE_Y_FIRST
 
+  #if ENABLED(AUTO_BED_LEVELING_BILINEAR)
+    // Gradually reduce leveling correction until a set height is reached,
+    // at which point movement will be level to the machine's XY plane.
+    // The height can be set with M420 Z<height>
+    #define ENABLE_LEVELING_FADE_HEIGHT
+  #endif
+
 #elif ENABLED(AUTO_BED_LEVELING_3POINT)
 
   // 3 arbitrary points to probe.

Marlin/example_configurations/Felix/Configuration.h

@@ -728,6 +728,11 @@
     #define MBL_Z_STEP 0.025  // Step size while manually probing Z axis.
   #endif  // MANUAL_BED_LEVELING
 
+  // Gradually reduce leveling correction until a set height is reached,
+  // at which point movement will be level to the machine's XY plane.
+  // The height can be set with M420 Z<height>
+  #define ENABLE_LEVELING_FADE_HEIGHT
+
 #endif  // MESH_BED_LEVELING
 
 //===========================================================================
@@ -785,6 +790,13 @@
   // Probe along the Y axis, advancing X after each column
   //#define PROBE_Y_FIRST
 
+  #if ENABLED(AUTO_BED_LEVELING_BILINEAR)
+    // Gradually reduce leveling correction until a set height is reached,
+    // at which point movement will be level to the machine's XY plane.
+    // The height can be set with M420 Z<height>
+    #define ENABLE_LEVELING_FADE_HEIGHT
+  #endif
+
 #elif ENABLED(AUTO_BED_LEVELING_3POINT)
 
   // 3 arbitrary points to probe.

Marlin/example_configurations/Felix/DUAL/Configuration.h

@@ -728,6 +728,11 @@
     #define MBL_Z_STEP 0.025  // Step size while manually probing Z axis.
   #endif  // MANUAL_BED_LEVELING
 
+  // Gradually reduce leveling correction until a set height is reached,
+  // at which point movement will be level to the machine's XY plane.
+  // The height can be set with M420 Z<height>
+  #define ENABLE_LEVELING_FADE_HEIGHT
+
 #endif  // MESH_BED_LEVELING
 
 //===========================================================================
@@ -785,6 +790,13 @@
   // Probe along the Y axis, advancing X after each column
   //#define PROBE_Y_FIRST
 
+  #if ENABLED(AUTO_BED_LEVELING_BILINEAR)
+    // Gradually reduce leveling correction until a set height is reached,
+    // at which point movement will be level to the machine's XY plane.
+    // The height can be set with M420 Z<height>
+    #define ENABLE_LEVELING_FADE_HEIGHT
+  #endif
+
 #elif ENABLED(AUTO_BED_LEVELING_3POINT)
 
   // 3 arbitrary points to probe.

Marlin/example_configurations/Hephestos/Configuration.h

@@ -737,6 +737,11 @@
     #define MBL_Z_STEP 0.025  // Step size while manually probing Z axis.
   #endif  // MANUAL_BED_LEVELING
 
+  // Gradually reduce leveling correction until a set height is reached,
+  // at which point movement will be level to the machine's XY plane.
+  // The height can be set with M420 Z<height>
+  #define ENABLE_LEVELING_FADE_HEIGHT
+
 #endif  // MESH_BED_LEVELING
 
 //===========================================================================
@@ -794,6 +799,13 @@
   // Probe along the Y axis, advancing X after each column
   //#define PROBE_Y_FIRST
 
+  #if ENABLED(AUTO_BED_LEVELING_BILINEAR)
+    // Gradually reduce leveling correction until a set height is reached,
+    // at which point movement will be level to the machine's XY plane.
+    // The height can be set with M420 Z<height>
+    #define ENABLE_LEVELING_FADE_HEIGHT
+  #endif
+
 #elif ENABLED(AUTO_BED_LEVELING_3POINT)
 
   // 3 arbitrary points to probe.

Marlin/example_configurations/Hephestos_2/Configuration.h

@@ -739,6 +739,11 @@
     #define MBL_Z_STEP 0.025  // Step size while manually probing Z axis.
   #endif  // MANUAL_BED_LEVELING
 
+  // Gradually reduce leveling correction until a set height is reached,
+  // at which point movement will be level to the machine's XY plane.
+  // The height can be set with M420 Z<height>
+  #define ENABLE_LEVELING_FADE_HEIGHT
+
 #endif  // MESH_BED_LEVELING
 
 //===========================================================================
@@ -796,6 +801,13 @@
   // Probe along the Y axis, advancing X after each column
   //#define PROBE_Y_FIRST
 
+  #if ENABLED(AUTO_BED_LEVELING_BILINEAR)
+    // Gradually reduce leveling correction until a set height is reached,
+    // at which point movement will be level to the machine's XY plane.
+    // The height can be set with M420 Z<height>
+    #define ENABLE_LEVELING_FADE_HEIGHT
+  #endif
+
 #elif ENABLED(AUTO_BED_LEVELING_3POINT)
 
   // 3 arbitrary points to probe.

Marlin/example_configurations/K8200/Configuration.h

@@ -774,6 +774,11 @@
     #define MBL_Z_STEP 0.025  // Step size while manually probing Z axis.
   #endif  // MANUAL_BED_LEVELING
 
+  // Gradually reduce leveling correction until a set height is reached,
+  // at which point movement will be level to the machine's XY plane.
+  // The height can be set with M420 Z<height>
+  #define ENABLE_LEVELING_FADE_HEIGHT
+
 #endif  // MESH_BED_LEVELING
 
 //===========================================================================
@@ -831,6 +836,13 @@
   // Probe along the Y axis, advancing X after each column
   //#define PROBE_Y_FIRST
 
+  #if ENABLED(AUTO_BED_LEVELING_BILINEAR)
+    // Gradually reduce leveling correction until a set height is reached,
+    // at which point movement will be level to the machine's XY plane.
+    // The height can be set with M420 Z<height>
+    #define ENABLE_LEVELING_FADE_HEIGHT
+  #endif
+
 #elif ENABLED(AUTO_BED_LEVELING_3POINT)
 
   // 3 arbitrary points to probe.

Marlin/example_configurations/K8400/Configuration.h

@@ -745,6 +745,11 @@
     #define MBL_Z_STEP 0.025  // Step size while manually probing Z axis.
   #endif  // MANUAL_BED_LEVELING
 
+  // Gradually reduce leveling correction until a set height is reached,
+  // at which point movement will be level to the machine's XY plane.
+  // The height can be set with M420 Z<height>
+  #define ENABLE_LEVELING_FADE_HEIGHT
+
 #endif  // MESH_BED_LEVELING
 
 //===========================================================================
@@ -802,6 +807,13 @@
   // Probe along the Y axis, advancing X after each column
   //#define PROBE_Y_FIRST
 
+  #if ENABLED(AUTO_BED_LEVELING_BILINEAR)
+    // Gradually reduce leveling correction until a set height is reached,
+    // at which point movement will be level to the machine's XY plane.
+    // The height can be set with M420 Z<height>
+    #define ENABLE_LEVELING_FADE_HEIGHT
+  #endif
+
 #elif ENABLED(AUTO_BED_LEVELING_3POINT)
 
   // 3 arbitrary points to probe.

Marlin/example_configurations/K8400/Dual-head/Configuration.h

@@ -745,6 +745,11 @@
     #define MBL_Z_STEP 0.025  // Step size while manually probing Z axis.
   #endif  // MANUAL_BED_LEVELING
 
+  // Gradually reduce leveling correction until a set height is reached,
+  // at which point movement will be level to the machine's XY plane.
+  // The height can be set with M420 Z<height>
+  #define ENABLE_LEVELING_FADE_HEIGHT
+
 #endif  // MESH_BED_LEVELING
 
 //===========================================================================
@@ -802,6 +807,13 @@
   // Probe along the Y axis, advancing X after each column
   //#define PROBE_Y_FIRST
 
+  #if ENABLED(AUTO_BED_LEVELING_BILINEAR)
+    // Gradually reduce leveling correction until a set height is reached,
+    // at which point movement will be level to the machine's XY plane.
+    // The height can be set with M420 Z<height>
+    #define ENABLE_LEVELING_FADE_HEIGHT
+  #endif
+
 #elif ENABLED(AUTO_BED_LEVELING_3POINT)
 
   // 3 arbitrary points to probe.

Marlin/example_configurations/RepRapWorld/Megatronics/Configuration.h

@@ -745,6 +745,11 @@
     #define MBL_Z_STEP 0.025  // Step size while manually probing Z axis.
   #endif  // MANUAL_BED_LEVELING
 
+  // Gradually reduce leveling correction until a set height is reached,
+  // at which point movement will be level to the machine's XY plane.
+  // The height can be set with M420 Z<height>
+  #define ENABLE_LEVELING_FADE_HEIGHT
+
 #endif  // MESH_BED_LEVELING
 
 //===========================================================================
@@ -802,6 +807,13 @@
   // Probe along the Y axis, advancing X after each column
   //#define PROBE_Y_FIRST
 
+  #if ENABLED(AUTO_BED_LEVELING_BILINEAR)
+    // Gradually reduce leveling correction until a set height is reached,
+    // at which point movement will be level to the machine's XY plane.
+    // The height can be set with M420 Z<height>
+    #define ENABLE_LEVELING_FADE_HEIGHT
+  #endif
+
 #elif ENABLED(AUTO_BED_LEVELING_3POINT)
 
   // 3 arbitrary points to probe.

Marlin/example_configurations/RigidBot/Configuration.h

@@ -743,6 +743,11 @@
     #define MBL_Z_STEP 0.025  // Step size while manually probing Z axis.
   #endif  // MANUAL_BED_LEVELING
 
+  // Gradually reduce leveling correction until a set height is reached,
+  // at which point movement will be level to the machine's XY plane.
+  // The height can be set with M420 Z<height>
+  #define ENABLE_LEVELING_FADE_HEIGHT
+
 #endif  // MESH_BED_LEVELING
 
 //===========================================================================
@@ -800,6 +805,13 @@
   // Probe along the Y axis, advancing X after each column
   //#define PROBE_Y_FIRST
 
+  #if ENABLED(AUTO_BED_LEVELING_BILINEAR)
+    // Gradually reduce leveling correction until a set height is reached,
+    // at which point movement will be level to the machine's XY plane.
+    // The height can be set with M420 Z<height>
+    #define ENABLE_LEVELING_FADE_HEIGHT
+  #endif
+
 #elif ENABLED(AUTO_BED_LEVELING_3POINT)
 
   // 3 arbitrary points to probe.

Marlin/example_configurations/SCARA/Configuration.h

@@ -760,6 +760,11 @@
     #define MBL_Z_STEP 0.025  // Step size while manually probing Z axis.
   #endif  // MANUAL_BED_LEVELING
 
+  // Gradually reduce leveling correction until a set height is reached,
+  // at which point movement will be level to the machine's XY plane.
+  // The height can be set with M420 Z<height>
+  #define ENABLE_LEVELING_FADE_HEIGHT
+
 #endif  // MESH_BED_LEVELING
 
 //===========================================================================
@@ -817,6 +822,13 @@
   // Probe along the Y axis, advancing X after each column
   //#define PROBE_Y_FIRST
 
+  #if ENABLED(AUTO_BED_LEVELING_BILINEAR)
+    // Gradually reduce leveling correction until a set height is reached,
+    // at which point movement will be level to the machine's XY plane.
+    // The height can be set with M420 Z<height>
+    #define ENABLE_LEVELING_FADE_HEIGHT
+  #endif
+
 #elif ENABLED(AUTO_BED_LEVELING_3POINT)
 
   // 3 arbitrary points to probe.

Marlin/example_configurations/TAZ4/Configuration.h

@@ -766,6 +766,11 @@
     #define MBL_Z_STEP 0.025  // Step size while manually probing Z axis.
   #endif  // MANUAL_BED_LEVELING
 
+  // Gradually reduce leveling correction until a set height is reached,
+  // at which point movement will be level to the machine's XY plane.
+  // The height can be set with M420 Z<height>
+  #define ENABLE_LEVELING_FADE_HEIGHT
+
 #endif  // MESH_BED_LEVELING
 
 //===========================================================================
@@ -823,6 +828,13 @@
   // Probe along the Y axis, advancing X after each column
   //#define PROBE_Y_FIRST
 
+  #if ENABLED(AUTO_BED_LEVELING_BILINEAR)
+    // Gradually reduce leveling correction until a set height is reached,
+    // at which point movement will be level to the machine's XY plane.
+    // The height can be set with M420 Z<height>
+    #define ENABLE_LEVELING_FADE_HEIGHT
+  #endif
+
 #elif ENABLED(AUTO_BED_LEVELING_3POINT)
 
   // 3 arbitrary points to probe.

Marlin/example_configurations/WITBOX/Configuration.h

@@ -737,6 +737,11 @@
     #define MBL_Z_STEP 0.025  // Step size while manually probing Z axis.
   #endif  // MANUAL_BED_LEVELING
 
+  // Gradually reduce leveling correction until a set height is reached,
+  // at which point movement will be level to the machine's XY plane.
+  // The height can be set with M420 Z<height>
+  #define ENABLE_LEVELING_FADE_HEIGHT
+
 #endif  // MESH_BED_LEVELING
 
 //===========================================================================
@@ -794,6 +799,13 @@
   // Probe along the Y axis, advancing X after each column
   //#define PROBE_Y_FIRST
 
+  #if ENABLED(AUTO_BED_LEVELING_BILINEAR)
+    // Gradually reduce leveling correction until a set height is reached,
+    // at which point movement will be level to the machine's XY plane.
+    // The height can be set with M420 Z<height>
+    #define ENABLE_LEVELING_FADE_HEIGHT
+  #endif
+
 #elif ENABLED(AUTO_BED_LEVELING_3POINT)
 
   // 3 arbitrary points to probe.

Marlin/example_configurations/adafruit/ST7565/Configuration.h

@@ -745,6 +745,11 @@
     #define MBL_Z_STEP 0.025  // Step size while manually probing Z axis.
   #endif  // MANUAL_BED_LEVELING
 
+  // Gradually reduce leveling correction until a set height is reached,
+  // at which point movement will be level to the machine's XY plane.
+  // The height can be set with M420 Z<height>
+  #define ENABLE_LEVELING_FADE_HEIGHT
+
 #endif  // MESH_BED_LEVELING
 
 //===========================================================================
@@ -802,6 +807,13 @@
   // Probe along the Y axis, advancing X after each column
   //#define PROBE_Y_FIRST
 
+  #if ENABLED(AUTO_BED_LEVELING_BILINEAR)
+    // Gradually reduce leveling correction until a set height is reached,
+    // at which point movement will be level to the machine's XY plane.
+    // The height can be set with M420 Z<height>
+    #define ENABLE_LEVELING_FADE_HEIGHT
+  #endif
+
 #elif ENABLED(AUTO_BED_LEVELING_3POINT)
 
   // 3 arbitrary points to probe.

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

@@ -840,6 +840,11 @@
     #define MBL_Z_STEP 0.025  // Step size while manually probing Z axis.
   #endif  // MANUAL_BED_LEVELING
 
+  // Gradually reduce leveling correction until a set height is reached,
+  // at which point movement will be level to the machine's XY plane.
+  // The height can be set with M420 Z<height>
+  #define ENABLE_LEVELING_FADE_HEIGHT
+
 #endif  // MESH_BED_LEVELING
 
 //===========================================================================
@@ -899,6 +904,13 @@
   // Probe along the Y axis, advancing X after each column
   //#define PROBE_Y_FIRST
 
+  #if ENABLED(AUTO_BED_LEVELING_BILINEAR)
+    // Gradually reduce leveling correction until a set height is reached,
+    // at which point movement will be level to the machine's XY plane.
+    // The height can be set with M420 Z<height>
+    #define ENABLE_LEVELING_FADE_HEIGHT
+  #endif
+
 #elif ENABLED(AUTO_BED_LEVELING_3POINT)
 
   // 3 arbitrary points to probe.

Marlin/example_configurations/delta/generic/Configuration.h

@@ -834,6 +834,11 @@
     #define MBL_Z_STEP 0.025  // Step size while manually probing Z axis.
   #endif  // MANUAL_BED_LEVELING
 
+  // Gradually reduce leveling correction until a set height is reached,
+  // at which point movement will be level to the machine's XY plane.
+  // The height can be set with M420 Z<height>
+  #define ENABLE_LEVELING_FADE_HEIGHT
+
 #endif  // MESH_BED_LEVELING
 
 //===========================================================================
@@ -893,6 +898,13 @@
   // Probe along the Y axis, advancing X after each column
   //#define PROBE_Y_FIRST
 
+  #if ENABLED(AUTO_BED_LEVELING_BILINEAR)
+    // Gradually reduce leveling correction until a set height is reached,
+    // at which point movement will be level to the machine's XY plane.
+    // The height can be set with M420 Z<height>
+    #define ENABLE_LEVELING_FADE_HEIGHT
+  #endif
+
 #elif ENABLED(AUTO_BED_LEVELING_3POINT)
 
   // 3 arbitrary points to probe.

Marlin/example_configurations/delta/kossel_mini/Configuration.h

@@ -837,6 +837,11 @@
     #define MBL_Z_STEP 0.025  // Step size while manually probing Z axis.
   #endif  // MANUAL_BED_LEVELING
 
+  // Gradually reduce leveling correction until a set height is reached,
+  // at which point movement will be level to the machine's XY plane.
+  // The height can be set with M420 Z<height>
+  #define ENABLE_LEVELING_FADE_HEIGHT
+
 #endif  // MESH_BED_LEVELING
 
 //===========================================================================
@@ -896,6 +901,13 @@
   // Probe along the Y axis, advancing X after each column
   //#define PROBE_Y_FIRST
 
+  #if ENABLED(AUTO_BED_LEVELING_BILINEAR)
+    // Gradually reduce leveling correction until a set height is reached,
+    // at which point movement will be level to the machine's XY plane.
+    // The height can be set with M420 Z<height>
+    #define ENABLE_LEVELING_FADE_HEIGHT
+  #endif
+
 #elif ENABLED(AUTO_BED_LEVELING_3POINT)
 
   // 3 arbitrary points to probe.

Marlin/example_configurations/delta/kossel_pro/Configuration.h

@@ -836,6 +836,11 @@
     #define MBL_Z_STEP 0.025  // Step size while manually probing Z axis.
   #endif  // MANUAL_BED_LEVELING
 
+  // Gradually reduce leveling correction until a set height is reached,
+  // at which point movement will be level to the machine's XY plane.
+  // The height can be set with M420 Z<height>
+  #define ENABLE_LEVELING_FADE_HEIGHT
+
 #endif  // MESH_BED_LEVELING
 
 //===========================================================================
@@ -895,6 +900,13 @@
   // Probe along the Y axis, advancing X after each column
   //#define PROBE_Y_FIRST
 
+  #if ENABLED(AUTO_BED_LEVELING_BILINEAR)
+    // Gradually reduce leveling correction until a set height is reached,
+    // at which point movement will be level to the machine's XY plane.
+    // The height can be set with M420 Z<height>
+    #define ENABLE_LEVELING_FADE_HEIGHT
+  #endif
+
 #elif ENABLED(AUTO_BED_LEVELING_3POINT)
 
   // 3 arbitrary points to probe.

Marlin/example_configurations/delta/kossel_xl/Configuration.h

@@ -840,6 +840,11 @@
     #define MBL_Z_STEP 0.025  // Step size while manually probing Z axis.
   #endif  // MANUAL_BED_LEVELING
 
+  // Gradually reduce leveling correction until a set height is reached,
+  // at which point movement will be level to the machine's XY plane.
+  // The height can be set with M420 Z<height>
+  #define ENABLE_LEVELING_FADE_HEIGHT
+
 #endif  // MESH_BED_LEVELING
 
 //===========================================================================
@@ -899,6 +904,13 @@
   // Probe along the Y axis, advancing X after each column
   //#define PROBE_Y_FIRST
 
+  #if ENABLED(AUTO_BED_LEVELING_BILINEAR)
+    // Gradually reduce leveling correction until a set height is reached,
+    // at which point movement will be level to the machine's XY plane.
+    // The height can be set with M420 Z<height>
+    #define ENABLE_LEVELING_FADE_HEIGHT
+  #endif
+
 #elif ENABLED(AUTO_BED_LEVELING_3POINT)
 
   // 3 arbitrary points to probe.

Marlin/example_configurations/makibox/Configuration.h

@@ -748,6 +748,11 @@
     #define MBL_Z_STEP 0.025  // Step size while manually probing Z axis.
   #endif  // MANUAL_BED_LEVELING
 
+  // Gradually reduce leveling correction until a set height is reached,
+  // at which point movement will be level to the machine's XY plane.
+  // The height can be set with M420 Z<height>
+  #define ENABLE_LEVELING_FADE_HEIGHT
+
 #endif  // MESH_BED_LEVELING
 
 //===========================================================================
@@ -805,6 +810,13 @@
   // Probe along the Y axis, advancing X after each column
   //#define PROBE_Y_FIRST
 
+  #if ENABLED(AUTO_BED_LEVELING_BILINEAR)
+    // Gradually reduce leveling correction until a set height is reached,
+    // at which point movement will be level to the machine's XY plane.
+    // The height can be set with M420 Z<height>
+    #define ENABLE_LEVELING_FADE_HEIGHT
+  #endif
+
 #elif ENABLED(AUTO_BED_LEVELING_3POINT)
 
   // 3 arbitrary points to probe.

Marlin/example_configurations/tvrrug/Round2/Configuration.h

@@ -741,6 +741,11 @@
     #define MBL_Z_STEP 0.025  // Step size while manually probing Z axis.
   #endif  // MANUAL_BED_LEVELING
 
+  // Gradually reduce leveling correction until a set height is reached,
+  // at which point movement will be level to the machine's XY plane.
+  // The height can be set with M420 Z<height>
+  #define ENABLE_LEVELING_FADE_HEIGHT
+
 #endif  // MESH_BED_LEVELING
 
 //===========================================================================
@@ -798,6 +803,13 @@
   // Probe along the Y axis, advancing X after each column
   //#define PROBE_Y_FIRST
 
+  #if ENABLED(AUTO_BED_LEVELING_BILINEAR)
+    // Gradually reduce leveling correction until a set height is reached,
+    // at which point movement will be level to the machine's XY plane.
+    // The height can be set with M420 Z<height>
+    #define ENABLE_LEVELING_FADE_HEIGHT
+  #endif
+
 #elif ENABLED(AUTO_BED_LEVELING_3POINT)
 
   // 3 arbitrary points to probe.