Update UBL mesh boundaries to accomidate beds centered at 0, 0 (#8011)

Marlin/Configuration_adv.h

@@ -659,19 +659,71 @@
 
 // @section leveling
 
+#if ENABLED(DELTA) && !defined(DELTA_PROBEABLE_RADIUS)
+  #define DELTA_PROBEABLE_RADIUS DELTA_PRINTABLE_RADIUS
+#elif IS_SCARA && !defined(SCARA_PRINTABLE_RADIUS)
+  #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
+#endif
+
 // Default mesh area is an area with an inset margin on the print area.
 // Below are the macros that are used to define the borders for the mesh area,
 // made available here for specialized needs, ie dual extruder setup.
 #if ENABLED(MESH_BED_LEVELING)
-  #define MESH_MIN_X MESH_INSET
+  #if ENABLED(DELTA)
-  #define MESH_MAX_X (X_BED_SIZE - (MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define MESH_MIN_Y MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define MESH_MAX_Y (Y_BED_SIZE - (MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+  #elif IS_SCARA
+    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
+      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
+      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
+      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 #elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #define UBL_MESH_MIN_X UBL_MESH_INSET
+  #if ENABLED(DELTA)
-  #define UBL_MESH_MAX_X (X_BED_SIZE - (UBL_MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define UBL_MESH_MIN_Y UBL_MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define UBL_MESH_MAX_Y (Y_BED_SIZE - (UBL_MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+  #elif IS_SCARA
+    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
+      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 
   // If this is defined, the currently active mesh will be saved in the
   // current slot on M500.

Marlin/example_configurations/AlephObjects/TAZ4/Configuration_adv.h

@@ -659,19 +659,71 @@
 
 // @section leveling
 
+#if ENABLED(DELTA) && !defined(DELTA_PROBEABLE_RADIUS)
+  #define DELTA_PROBEABLE_RADIUS DELTA_PRINTABLE_RADIUS
+#elif IS_SCARA && !defined(SCARA_PRINTABLE_RADIUS)
+  #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
+#endif
+
 // Default mesh area is an area with an inset margin on the print area.
 // Below are the macros that are used to define the borders for the mesh area,
 // made available here for specialized needs, ie dual extruder setup.
 #if ENABLED(MESH_BED_LEVELING)
-  #define MESH_MIN_X MESH_INSET
+  #if ENABLED(DELTA)
-  #define MESH_MAX_X (X_BED_SIZE - (MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define MESH_MIN_Y MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define MESH_MAX_Y (Y_BED_SIZE - (MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+  #elif IS_SCARA
+    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
+      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
+      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
+      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 #elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #define UBL_MESH_MIN_X UBL_MESH_INSET
+  #if ENABLED(DELTA)
-  #define UBL_MESH_MAX_X (X_BED_SIZE - (UBL_MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define UBL_MESH_MIN_Y UBL_MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define UBL_MESH_MAX_Y (Y_BED_SIZE - (UBL_MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+  #elif IS_SCARA
+    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
+      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 
   // If this is defined, the currently active mesh will be saved in the
   // current slot on M500.

Marlin/example_configurations/Anet/A6/Configuration_adv.h

@@ -659,19 +659,71 @@
 
 // @section leveling
 
+#if ENABLED(DELTA) && !defined(DELTA_PROBEABLE_RADIUS)
+  #define DELTA_PROBEABLE_RADIUS DELTA_PRINTABLE_RADIUS
+#elif IS_SCARA && !defined(SCARA_PRINTABLE_RADIUS)
+  #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
+#endif
+
 // Default mesh area is an area with an inset margin on the print area.
 // Below are the macros that are used to define the borders for the mesh area,
 // made available here for specialized needs, ie dual extruder setup.
 #if ENABLED(MESH_BED_LEVELING)
-  #define MESH_MIN_X MESH_INSET
+  #if ENABLED(DELTA)
-  #define MESH_MAX_X (X_BED_SIZE - (MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define MESH_MIN_Y MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define MESH_MAX_Y (Y_BED_SIZE - (MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+  #elif IS_SCARA
+    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
+      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
+      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
+      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 #elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #define UBL_MESH_MIN_X UBL_MESH_INSET
+  #if ENABLED(DELTA)
-  #define UBL_MESH_MAX_X (X_BED_SIZE - (UBL_MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define UBL_MESH_MIN_Y UBL_MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define UBL_MESH_MAX_Y (Y_BED_SIZE - (UBL_MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+  #elif IS_SCARA
+    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
+      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 
   // If this is defined, the currently active mesh will be saved in the
   // current slot on M500.

Marlin/example_configurations/Anet/A8/Configuration_adv.h

@@ -659,19 +659,71 @@
 
 // @section leveling
 
+#if ENABLED(DELTA) && !defined(DELTA_PROBEABLE_RADIUS)
+  #define DELTA_PROBEABLE_RADIUS DELTA_PRINTABLE_RADIUS
+#elif IS_SCARA && !defined(SCARA_PRINTABLE_RADIUS)
+  #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
+#endif
+
 // Default mesh area is an area with an inset margin on the print area.
 // Below are the macros that are used to define the borders for the mesh area,
 // made available here for specialized needs, ie dual extruder setup.
 #if ENABLED(MESH_BED_LEVELING)
-  #define MESH_MIN_X MESH_INSET
+  #if ENABLED(DELTA)
-  #define MESH_MAX_X (X_BED_SIZE - (MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define MESH_MIN_Y MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define MESH_MAX_Y (Y_BED_SIZE - (MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+  #elif IS_SCARA
+    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
+      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
+      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
+      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 #elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #define UBL_MESH_MIN_X UBL_MESH_INSET
+  #if ENABLED(DELTA)
-  #define UBL_MESH_MAX_X (X_BED_SIZE - (UBL_MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define UBL_MESH_MIN_Y UBL_MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define UBL_MESH_MAX_Y (Y_BED_SIZE - (UBL_MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+  #elif IS_SCARA
+    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
+      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 
   // If this is defined, the currently active mesh will be saved in the
   // current slot on M500.

Marlin/example_configurations/BQ/Hephestos/Configuration_adv.h

@@ -659,19 +659,71 @@
 
 // @section leveling
 
+#if ENABLED(DELTA) && !defined(DELTA_PROBEABLE_RADIUS)
+  #define DELTA_PROBEABLE_RADIUS DELTA_PRINTABLE_RADIUS
+#elif IS_SCARA && !defined(SCARA_PRINTABLE_RADIUS)
+  #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
+#endif
+
 // Default mesh area is an area with an inset margin on the print area.
 // Below are the macros that are used to define the borders for the mesh area,
 // made available here for specialized needs, ie dual extruder setup.
 #if ENABLED(MESH_BED_LEVELING)
-  #define MESH_MIN_X MESH_INSET
+  #if ENABLED(DELTA)
-  #define MESH_MAX_X (X_BED_SIZE - (MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define MESH_MIN_Y MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define MESH_MAX_Y (Y_BED_SIZE - (MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+  #elif IS_SCARA
+    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
+      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
+      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
+      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 #elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #define UBL_MESH_MIN_X UBL_MESH_INSET
+  #if ENABLED(DELTA)
-  #define UBL_MESH_MAX_X (X_BED_SIZE - (UBL_MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define UBL_MESH_MIN_Y UBL_MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define UBL_MESH_MAX_Y (Y_BED_SIZE - (UBL_MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+  #elif IS_SCARA
+    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
+      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 
   // If this is defined, the currently active mesh will be saved in the
   // current slot on M500.

Marlin/example_configurations/BQ/Hephestos_2/Configuration_adv.h

@@ -656,19 +656,71 @@
 
 // @section leveling
 
+#if ENABLED(DELTA) && !defined(DELTA_PROBEABLE_RADIUS)
+  #define DELTA_PROBEABLE_RADIUS DELTA_PRINTABLE_RADIUS
+#elif IS_SCARA && !defined(SCARA_PRINTABLE_RADIUS)
+  #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
+#endif
+
 // Default mesh area is an area with an inset margin on the print area.
 // Below are the macros that are used to define the borders for the mesh area,
 // made available here for specialized needs, ie dual extruder setup.
 #if ENABLED(MESH_BED_LEVELING)
-  #define MESH_MIN_X MESH_INSET
+  #if ENABLED(DELTA)
-  #define MESH_MAX_X (X_BED_SIZE - (MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define MESH_MIN_Y MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define MESH_MAX_Y (Y_BED_SIZE - (MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+  #elif IS_SCARA
+    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
+      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
+      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
+      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 #elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #define UBL_MESH_MIN_X UBL_MESH_INSET
+  #if ENABLED(DELTA)
-  #define UBL_MESH_MAX_X (X_BED_SIZE - (UBL_MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define UBL_MESH_MIN_Y UBL_MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define UBL_MESH_MAX_Y (Y_BED_SIZE - (UBL_MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+  #elif IS_SCARA
+    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
+      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 
   // If this is defined, the currently active mesh will be saved in the
   // current slot on M500.

Marlin/example_configurations/BQ/WITBOX/Configuration_adv.h

@@ -659,19 +659,71 @@
 
 // @section leveling
 
+#if ENABLED(DELTA) && !defined(DELTA_PROBEABLE_RADIUS)
+  #define DELTA_PROBEABLE_RADIUS DELTA_PRINTABLE_RADIUS
+#elif IS_SCARA && !defined(SCARA_PRINTABLE_RADIUS)
+  #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
+#endif
+
 // Default mesh area is an area with an inset margin on the print area.
 // Below are the macros that are used to define the borders for the mesh area,
 // made available here for specialized needs, ie dual extruder setup.
 #if ENABLED(MESH_BED_LEVELING)
-  #define MESH_MIN_X MESH_INSET
+  #if ENABLED(DELTA)
-  #define MESH_MAX_X (X_BED_SIZE - (MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define MESH_MIN_Y MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define MESH_MAX_Y (Y_BED_SIZE - (MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+  #elif IS_SCARA
+    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
+      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
+      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
+      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 #elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #define UBL_MESH_MIN_X UBL_MESH_INSET
+  #if ENABLED(DELTA)
-  #define UBL_MESH_MAX_X (X_BED_SIZE - (UBL_MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define UBL_MESH_MIN_Y UBL_MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define UBL_MESH_MAX_Y (Y_BED_SIZE - (UBL_MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+  #elif IS_SCARA
+    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
+      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 
   // If this is defined, the currently active mesh will be saved in the
   // current slot on M500.

Marlin/example_configurations/Cartesio/Configuration_adv.h

@@ -659,19 +659,71 @@
 
 // @section leveling
 
+#if ENABLED(DELTA) && !defined(DELTA_PROBEABLE_RADIUS)
+  #define DELTA_PROBEABLE_RADIUS DELTA_PRINTABLE_RADIUS
+#elif IS_SCARA && !defined(SCARA_PRINTABLE_RADIUS)
+  #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
+#endif
+
 // Default mesh area is an area with an inset margin on the print area.
 // Below are the macros that are used to define the borders for the mesh area,
 // made available here for specialized needs, ie dual extruder setup.
 #if ENABLED(MESH_BED_LEVELING)
-  #define MESH_MIN_X MESH_INSET
+  #if ENABLED(DELTA)
-  #define MESH_MAX_X (X_BED_SIZE - (MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define MESH_MIN_Y MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define MESH_MAX_Y (Y_BED_SIZE - (MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+  #elif IS_SCARA
+    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
+      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
+      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
+      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 #elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #define UBL_MESH_MIN_X UBL_MESH_INSET
+  #if ENABLED(DELTA)
-  #define UBL_MESH_MAX_X (X_BED_SIZE - (UBL_MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define UBL_MESH_MIN_Y UBL_MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define UBL_MESH_MAX_Y (Y_BED_SIZE - (UBL_MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+  #elif IS_SCARA
+    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
+      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 
   // If this is defined, the currently active mesh will be saved in the
   // current slot on M500.

Marlin/example_configurations/Creality/CR-10/Configuration_adv.h

@@ -659,19 +659,71 @@
 
 // @section leveling
 
+#if ENABLED(DELTA) && !defined(DELTA_PROBEABLE_RADIUS)
+  #define DELTA_PROBEABLE_RADIUS DELTA_PRINTABLE_RADIUS
+#elif IS_SCARA && !defined(SCARA_PRINTABLE_RADIUS)
+  #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
+#endif
+
 // Default mesh area is an area with an inset margin on the print area.
 // Below are the macros that are used to define the borders for the mesh area,
 // made available here for specialized needs, ie dual extruder setup.
 #if ENABLED(MESH_BED_LEVELING)
-  #define MESH_MIN_X MESH_INSET
+  #if ENABLED(DELTA)
-  #define MESH_MAX_X (X_BED_SIZE - (MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define MESH_MIN_Y MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define MESH_MAX_Y (Y_BED_SIZE - (MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+  #elif IS_SCARA
+    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
+      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
+      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
+      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 #elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #define UBL_MESH_MIN_X UBL_MESH_INSET
+  #if ENABLED(DELTA)
-  #define UBL_MESH_MAX_X (X_BED_SIZE - (UBL_MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define UBL_MESH_MIN_Y UBL_MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define UBL_MESH_MAX_Y (Y_BED_SIZE - (UBL_MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+  #elif IS_SCARA
+    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
+      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 
   // If this is defined, the currently active mesh will be saved in the
   // current slot on M500.

Marlin/example_configurations/Felix/Configuration_adv.h

@@ -659,19 +659,71 @@
 
 // @section leveling
 
+#if ENABLED(DELTA) && !defined(DELTA_PROBEABLE_RADIUS)
+  #define DELTA_PROBEABLE_RADIUS DELTA_PRINTABLE_RADIUS
+#elif IS_SCARA && !defined(SCARA_PRINTABLE_RADIUS)
+  #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
+#endif
+
 // Default mesh area is an area with an inset margin on the print area.
 // Below are the macros that are used to define the borders for the mesh area,
 // made available here for specialized needs, ie dual extruder setup.
 #if ENABLED(MESH_BED_LEVELING)
-  #define MESH_MIN_X MESH_INSET
+  #if ENABLED(DELTA)
-  #define MESH_MAX_X (X_BED_SIZE - (MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define MESH_MIN_Y MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define MESH_MAX_Y (Y_BED_SIZE - (MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+  #elif IS_SCARA
+    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
+      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
+      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
+      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 #elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #define UBL_MESH_MIN_X UBL_MESH_INSET
+  #if ENABLED(DELTA)
-  #define UBL_MESH_MAX_X (X_BED_SIZE - (UBL_MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define UBL_MESH_MIN_Y UBL_MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define UBL_MESH_MAX_Y (Y_BED_SIZE - (UBL_MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+  #elif IS_SCARA
+    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
+      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 
   // If this is defined, the currently active mesh will be saved in the
   // current slot on M500.

Marlin/example_configurations/Folger Tech/i3-2020/Configuration_adv.h

@@ -659,19 +659,71 @@
 
 // @section leveling
 
+#if ENABLED(DELTA) && !defined(DELTA_PROBEABLE_RADIUS)
+  #define DELTA_PROBEABLE_RADIUS DELTA_PRINTABLE_RADIUS
+#elif IS_SCARA && !defined(SCARA_PRINTABLE_RADIUS)
+  #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
+#endif
+
 // Default mesh area is an area with an inset margin on the print area.
 // Below are the macros that are used to define the borders for the mesh area,
 // made available here for specialized needs, ie dual extruder setup.
 #if ENABLED(MESH_BED_LEVELING)
-  #define MESH_MIN_X MESH_INSET
+  #if ENABLED(DELTA)
-  #define MESH_MAX_X (X_BED_SIZE - (MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define MESH_MIN_Y MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define MESH_MAX_Y (Y_BED_SIZE - (MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+  #elif IS_SCARA
+    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
+      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
+      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
+      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 #elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #define UBL_MESH_MIN_X UBL_MESH_INSET
+  #if ENABLED(DELTA)
-  #define UBL_MESH_MAX_X (X_BED_SIZE - (UBL_MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define UBL_MESH_MIN_Y UBL_MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define UBL_MESH_MAX_Y (Y_BED_SIZE - (UBL_MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+  #elif IS_SCARA
+    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
+      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 
   // If this is defined, the currently active mesh will be saved in the
   // current slot on M500.

Marlin/example_configurations/Infitary/i3-M508/Configuration_adv.h

@@ -659,19 +659,71 @@
 
 // @section leveling
 
+#if ENABLED(DELTA) && !defined(DELTA_PROBEABLE_RADIUS)
+  #define DELTA_PROBEABLE_RADIUS DELTA_PRINTABLE_RADIUS
+#elif IS_SCARA && !defined(SCARA_PRINTABLE_RADIUS)
+  #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
+#endif
+
 // Default mesh area is an area with an inset margin on the print area.
 // Below are the macros that are used to define the borders for the mesh area,
 // made available here for specialized needs, ie dual extruder setup.
 #if ENABLED(MESH_BED_LEVELING)
-  #define MESH_MIN_X MESH_INSET
+  #if ENABLED(DELTA)
-  #define MESH_MAX_X (X_BED_SIZE - (MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define MESH_MIN_Y MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define MESH_MAX_Y (Y_BED_SIZE - (MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+  #elif IS_SCARA
+    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
+      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
+      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
+      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 #elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #define UBL_MESH_MIN_X UBL_MESH_INSET
+  #if ENABLED(DELTA)
-  #define UBL_MESH_MAX_X (X_BED_SIZE - (UBL_MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define UBL_MESH_MIN_Y UBL_MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define UBL_MESH_MAX_Y (Y_BED_SIZE - (UBL_MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+  #elif IS_SCARA
+    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
+      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 
   // If this is defined, the currently active mesh will be saved in the
   // current slot on M500.

Marlin/example_configurations/Malyan/M150/Configuration_adv.h

@@ -656,19 +656,71 @@
 
 // @section leveling
 
+#if ENABLED(DELTA) && !defined(DELTA_PROBEABLE_RADIUS)
+  #define DELTA_PROBEABLE_RADIUS DELTA_PRINTABLE_RADIUS
+#elif IS_SCARA && !defined(SCARA_PRINTABLE_RADIUS)
+  #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
+#endif
+
 // Default mesh area is an area with an inset margin on the print area.
 // Below are the macros that are used to define the borders for the mesh area,
 // made available here for specialized needs, ie dual extruder setup.
 #if ENABLED(MESH_BED_LEVELING)
-  #define MESH_MIN_X MESH_INSET
+  #if ENABLED(DELTA)
-  #define MESH_MAX_X (X_BED_SIZE - (MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define MESH_MIN_Y MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define MESH_MAX_Y (Y_BED_SIZE - (MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+  #elif IS_SCARA
+    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
+      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
+      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
+      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 #elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #define UBL_MESH_MIN_X UBL_MESH_INSET
+  #if ENABLED(DELTA)
-  #define UBL_MESH_MAX_X (X_BED_SIZE - (UBL_MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define UBL_MESH_MIN_Y UBL_MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define UBL_MESH_MAX_Y (Y_BED_SIZE - (UBL_MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+  #elif IS_SCARA
+    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
+      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 
   // If this is defined, the currently active mesh will be saved in the
   // current slot on M500.

Marlin/example_configurations/RigidBot/Configuration_adv.h

@@ -659,19 +659,71 @@
 
 // @section leveling
 
+#if ENABLED(DELTA) && !defined(DELTA_PROBEABLE_RADIUS)
+  #define DELTA_PROBEABLE_RADIUS DELTA_PRINTABLE_RADIUS
+#elif IS_SCARA && !defined(SCARA_PRINTABLE_RADIUS)
+  #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
+#endif
+
 // Default mesh area is an area with an inset margin on the print area.
 // Below are the macros that are used to define the borders for the mesh area,
 // made available here for specialized needs, ie dual extruder setup.
 #if ENABLED(MESH_BED_LEVELING)
-  #define MESH_MIN_X MESH_INSET
+  #if ENABLED(DELTA)
-  #define MESH_MAX_X (X_BED_SIZE - (MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define MESH_MIN_Y MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define MESH_MAX_Y (Y_BED_SIZE - (MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+  #elif IS_SCARA
+    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
+      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
+      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
+      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 #elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #define UBL_MESH_MIN_X UBL_MESH_INSET
+  #if ENABLED(DELTA)
-  #define UBL_MESH_MAX_X (X_BED_SIZE - (UBL_MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define UBL_MESH_MIN_Y UBL_MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define UBL_MESH_MAX_Y (Y_BED_SIZE - (UBL_MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+  #elif IS_SCARA
+    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
+      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 
   // If this is defined, the currently active mesh will be saved in the
   // current slot on M500.

Marlin/example_configurations/SCARA/Configuration_adv.h

@@ -659,19 +659,71 @@
 
 // @section leveling
 
+#if ENABLED(DELTA) && !defined(DELTA_PROBEABLE_RADIUS)
+  #define DELTA_PROBEABLE_RADIUS DELTA_PRINTABLE_RADIUS
+#elif IS_SCARA && !defined(SCARA_PRINTABLE_RADIUS)
+  #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
+#endif
+
 // Default mesh area is an area with an inset margin on the print area.
 // Below are the macros that are used to define the borders for the mesh area,
 // made available here for specialized needs, ie dual extruder setup.
 #if ENABLED(MESH_BED_LEVELING)
-  #define MESH_MIN_X MESH_INSET
+  #if ENABLED(DELTA)
-  #define MESH_MAX_X (X_BED_SIZE - (MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define MESH_MIN_Y MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define MESH_MAX_Y (Y_BED_SIZE - (MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+  #elif IS_SCARA
+    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
+      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
+      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
+      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 #elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #define UBL_MESH_MIN_X UBL_MESH_INSET
+  #if ENABLED(DELTA)
-  #define UBL_MESH_MAX_X (X_BED_SIZE - (UBL_MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define UBL_MESH_MIN_Y UBL_MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define UBL_MESH_MAX_Y (Y_BED_SIZE - (UBL_MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+  #elif IS_SCARA
+    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
+      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 
   // If this is defined, the currently active mesh will be saved in the
   // current slot on M500.

Marlin/example_configurations/Sanguinololu/Configuration_adv.h

@@ -648,19 +648,71 @@
 
 // @section leveling
 
+#if ENABLED(DELTA) && !defined(DELTA_PROBEABLE_RADIUS)
+  #define DELTA_PROBEABLE_RADIUS DELTA_PRINTABLE_RADIUS
+#elif IS_SCARA && !defined(SCARA_PRINTABLE_RADIUS)
+  #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
+#endif
+
 // Default mesh area is an area with an inset margin on the print area.
 // Below are the macros that are used to define the borders for the mesh area,
 // made available here for specialized needs, ie dual extruder setup.
 #if ENABLED(MESH_BED_LEVELING)
-  #define MESH_MIN_X MESH_INSET
+  #if ENABLED(DELTA)
-  #define MESH_MAX_X (X_BED_SIZE - (MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define MESH_MIN_Y MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define MESH_MAX_Y (Y_BED_SIZE - (MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+  #elif IS_SCARA
+    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
+      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
+      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
+      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 #elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #define UBL_MESH_MIN_X UBL_MESH_INSET
+  #if ENABLED(DELTA)
-  #define UBL_MESH_MAX_X (X_BED_SIZE - (UBL_MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define UBL_MESH_MIN_Y UBL_MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define UBL_MESH_MAX_Y (Y_BED_SIZE - (UBL_MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+  #elif IS_SCARA
+    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
+      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 
   // If this is defined, the currently active mesh will be saved in the
   // current slot on M500.

Marlin/example_configurations/TinyBoy2/Configuration_adv.h

@@ -659,19 +659,71 @@
 
 // @section leveling
 
+#if ENABLED(DELTA) && !defined(DELTA_PROBEABLE_RADIUS)
+  #define DELTA_PROBEABLE_RADIUS DELTA_PRINTABLE_RADIUS
+#elif IS_SCARA && !defined(SCARA_PRINTABLE_RADIUS)
+  #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
+#endif
+
 // Default mesh area is an area with an inset margin on the print area.
 // Below are the macros that are used to define the borders for the mesh area,
 // made available here for specialized needs, ie dual extruder setup.
 #if ENABLED(MESH_BED_LEVELING)
-  #define MESH_MIN_X MESH_INSET
+  #if ENABLED(DELTA)
-  #define MESH_MAX_X (X_BED_SIZE - (MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define MESH_MIN_Y MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define MESH_MAX_Y (Y_BED_SIZE - (MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+  #elif IS_SCARA
+    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
+      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
+      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
+      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 #elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #define UBL_MESH_MIN_X UBL_MESH_INSET
+  #if ENABLED(DELTA)
-  #define UBL_MESH_MAX_X (X_BED_SIZE - (UBL_MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define UBL_MESH_MIN_Y UBL_MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define UBL_MESH_MAX_Y (Y_BED_SIZE - (UBL_MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+  #elif IS_SCARA
+    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
+      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 
   // If this is defined, the currently active mesh will be saved in the
   // current slot on M500.

Marlin/example_configurations/Velleman/K8200/Configuration_adv.h

@@ -669,19 +669,71 @@
 
 // @section leveling
 
+#if ENABLED(DELTA) && !defined(DELTA_PROBEABLE_RADIUS)
+  #define DELTA_PROBEABLE_RADIUS DELTA_PRINTABLE_RADIUS
+#elif IS_SCARA && !defined(SCARA_PRINTABLE_RADIUS)
+  #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
+#endif
+
 // Default mesh area is an area with an inset margin on the print area.
 // Below are the macros that are used to define the borders for the mesh area,
 // made available here for specialized needs, ie dual extruder setup.
 #if ENABLED(MESH_BED_LEVELING)
-  #define MESH_MIN_X MESH_INSET
+  #if ENABLED(DELTA)
-  #define MESH_MAX_X (X_BED_SIZE - (MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define MESH_MIN_Y MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define MESH_MAX_Y (Y_BED_SIZE - (MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+  #elif IS_SCARA
+    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
+      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
+      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
+      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 #elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #define UBL_MESH_MIN_X UBL_MESH_INSET
+  #if ENABLED(DELTA)
-  #define UBL_MESH_MAX_X (X_BED_SIZE - (UBL_MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define UBL_MESH_MIN_Y UBL_MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define UBL_MESH_MAX_Y (Y_BED_SIZE - (UBL_MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+  #elif IS_SCARA
+    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
+      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 
   // If this is defined, the currently active mesh will be saved in the
   // current slot on M500.

Marlin/example_configurations/Velleman/K8400/Configuration_adv.h

@@ -659,19 +659,71 @@
 
 // @section leveling
 
+#if ENABLED(DELTA) && !defined(DELTA_PROBEABLE_RADIUS)
+  #define DELTA_PROBEABLE_RADIUS DELTA_PRINTABLE_RADIUS
+#elif IS_SCARA && !defined(SCARA_PRINTABLE_RADIUS)
+  #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
+#endif
+
 // Default mesh area is an area with an inset margin on the print area.
 // Below are the macros that are used to define the borders for the mesh area,
 // made available here for specialized needs, ie dual extruder setup.
 #if ENABLED(MESH_BED_LEVELING)
-  #define MESH_MIN_X MESH_INSET
+  #if ENABLED(DELTA)
-  #define MESH_MAX_X (X_BED_SIZE - (MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define MESH_MIN_Y MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define MESH_MAX_Y (Y_BED_SIZE - (MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+  #elif IS_SCARA
+    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
+      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
+      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
+      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 #elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #define UBL_MESH_MIN_X UBL_MESH_INSET
+  #if ENABLED(DELTA)
-  #define UBL_MESH_MAX_X (X_BED_SIZE - (UBL_MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define UBL_MESH_MIN_Y UBL_MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define UBL_MESH_MAX_Y (Y_BED_SIZE - (UBL_MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+  #elif IS_SCARA
+    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
+      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 
   // If this is defined, the currently active mesh will be saved in the
   // current slot on M500.

Marlin/example_configurations/delta/FLSUN/auto_calibrate/Configuration_adv.h

@@ -661,19 +661,71 @@
 
 // @section leveling
 
+#if ENABLED(DELTA) && !defined(DELTA_PROBEABLE_RADIUS)
+  #define DELTA_PROBEABLE_RADIUS DELTA_PRINTABLE_RADIUS
+#elif IS_SCARA && !defined(SCARA_PRINTABLE_RADIUS)
+  #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
+#endif
+
 // Default mesh area is an area with an inset margin on the print area.
 // Below are the macros that are used to define the borders for the mesh area,
 // made available here for specialized needs, ie dual extruder setup.
 #if ENABLED(MESH_BED_LEVELING)
-  #define MESH_MIN_X MESH_INSET
+  #if ENABLED(DELTA)
-  #define MESH_MAX_X (X_BED_SIZE - (MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define MESH_MIN_Y MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define MESH_MAX_Y (Y_BED_SIZE - (MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+  #elif IS_SCARA
+    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
+      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
+      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
+      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 #elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #define UBL_MESH_MIN_X UBL_MESH_INSET
+  #if ENABLED(DELTA)
-  #define UBL_MESH_MAX_X (X_BED_SIZE - (UBL_MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define UBL_MESH_MIN_Y UBL_MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define UBL_MESH_MAX_Y (Y_BED_SIZE - (UBL_MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+  #elif IS_SCARA
+    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
+      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 
   // If this is defined, the currently active mesh will be saved in the
   // current slot on M500.

Marlin/example_configurations/delta/FLSUN/kossel_mini/Configuration_adv.h

@@ -661,19 +661,71 @@
 
 // @section leveling
 
+#if ENABLED(DELTA) && !defined(DELTA_PROBEABLE_RADIUS)
+  #define DELTA_PROBEABLE_RADIUS DELTA_PRINTABLE_RADIUS
+#elif IS_SCARA && !defined(SCARA_PRINTABLE_RADIUS)
+  #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
+#endif
+
 // Default mesh area is an area with an inset margin on the print area.
 // Below are the macros that are used to define the borders for the mesh area,
 // made available here for specialized needs, ie dual extruder setup.
 #if ENABLED(MESH_BED_LEVELING)
-  #define MESH_MIN_X MESH_INSET
+  #if ENABLED(DELTA)
-  #define MESH_MAX_X (X_BED_SIZE - (MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define MESH_MIN_Y MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define MESH_MAX_Y (Y_BED_SIZE - (MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+  #elif IS_SCARA
+    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
+      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
+      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
+      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 #elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #define UBL_MESH_MIN_X UBL_MESH_INSET
+  #if ENABLED(DELTA)
-  #define UBL_MESH_MAX_X (X_BED_SIZE - (UBL_MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define UBL_MESH_MIN_Y UBL_MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define UBL_MESH_MAX_Y (Y_BED_SIZE - (UBL_MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+  #elif IS_SCARA
+    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
+      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 
   // If this is defined, the currently active mesh will be saved in the
   // current slot on M500.

Marlin/example_configurations/delta/generic/Configuration_adv.h

@@ -661,19 +661,71 @@
 
 // @section leveling
 
+#if ENABLED(DELTA) && !defined(DELTA_PROBEABLE_RADIUS)
+  #define DELTA_PROBEABLE_RADIUS DELTA_PRINTABLE_RADIUS
+#elif IS_SCARA && !defined(SCARA_PRINTABLE_RADIUS)
+  #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
+#endif
+
 // Default mesh area is an area with an inset margin on the print area.
 // Below are the macros that are used to define the borders for the mesh area,
 // made available here for specialized needs, ie dual extruder setup.
 #if ENABLED(MESH_BED_LEVELING)
-  #define MESH_MIN_X MESH_INSET
+  #if ENABLED(DELTA)
-  #define MESH_MAX_X (X_BED_SIZE - (MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define MESH_MIN_Y MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define MESH_MAX_Y (Y_BED_SIZE - (MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+  #elif IS_SCARA
+    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
+      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
+      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
+      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 #elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #define UBL_MESH_MIN_X UBL_MESH_INSET
+  #if ENABLED(DELTA)
-  #define UBL_MESH_MAX_X (X_BED_SIZE - (UBL_MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define UBL_MESH_MIN_Y UBL_MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define UBL_MESH_MAX_Y (Y_BED_SIZE - (UBL_MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+  #elif IS_SCARA
+    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
+      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 
   // If this is defined, the currently active mesh will be saved in the
   // current slot on M500.

Marlin/example_configurations/delta/kossel_mini/Configuration_adv.h

@@ -661,19 +661,71 @@
 
 // @section leveling
 
+#if ENABLED(DELTA) && !defined(DELTA_PROBEABLE_RADIUS)
+  #define DELTA_PROBEABLE_RADIUS DELTA_PRINTABLE_RADIUS
+#elif IS_SCARA && !defined(SCARA_PRINTABLE_RADIUS)
+  #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
+#endif
+
 // Default mesh area is an area with an inset margin on the print area.
 // Below are the macros that are used to define the borders for the mesh area,
 // made available here for specialized needs, ie dual extruder setup.
 #if ENABLED(MESH_BED_LEVELING)
-  #define MESH_MIN_X MESH_INSET
+  #if ENABLED(DELTA)
-  #define MESH_MAX_X (X_BED_SIZE - (MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define MESH_MIN_Y MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define MESH_MAX_Y (Y_BED_SIZE - (MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+  #elif IS_SCARA
+    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
+      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
+      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
+      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 #elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #define UBL_MESH_MIN_X UBL_MESH_INSET
+  #if ENABLED(DELTA)
-  #define UBL_MESH_MAX_X (X_BED_SIZE - (UBL_MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define UBL_MESH_MIN_Y UBL_MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define UBL_MESH_MAX_Y (Y_BED_SIZE - (UBL_MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+  #elif IS_SCARA
+    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
+      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 
   // If this is defined, the currently active mesh will be saved in the
   // current slot on M500.

Marlin/example_configurations/delta/kossel_pro/Configuration_adv.h

@@ -666,19 +666,71 @@
 
 // @section leveling
 
+#if ENABLED(DELTA) && !defined(DELTA_PROBEABLE_RADIUS)
+  #define DELTA_PROBEABLE_RADIUS DELTA_PRINTABLE_RADIUS
+#elif IS_SCARA && !defined(SCARA_PRINTABLE_RADIUS)
+  #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
+#endif
+
 // Default mesh area is an area with an inset margin on the print area.
 // Below are the macros that are used to define the borders for the mesh area,
 // made available here for specialized needs, ie dual extruder setup.
 #if ENABLED(MESH_BED_LEVELING)
-  #define MESH_MIN_X MESH_INSET
+  #if ENABLED(DELTA)
-  #define MESH_MAX_X (X_BED_SIZE - (MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define MESH_MIN_Y MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define MESH_MAX_Y (Y_BED_SIZE - (MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+  #elif IS_SCARA
+    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
+      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
+      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
+      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 #elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #define UBL_MESH_MIN_X UBL_MESH_INSET
+  #if ENABLED(DELTA)
-  #define UBL_MESH_MAX_X (X_BED_SIZE - (UBL_MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define UBL_MESH_MIN_Y UBL_MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define UBL_MESH_MAX_Y (Y_BED_SIZE - (UBL_MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+  #elif IS_SCARA
+    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
+      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 
   // If this is defined, the currently active mesh will be saved in the
   // current slot on M500.

Marlin/example_configurations/delta/kossel_xl/Configuration_adv.h

@@ -661,19 +661,71 @@
 
 // @section leveling
 
+#if ENABLED(DELTA) && !defined(DELTA_PROBEABLE_RADIUS)
+  #define DELTA_PROBEABLE_RADIUS DELTA_PRINTABLE_RADIUS
+#elif IS_SCARA && !defined(SCARA_PRINTABLE_RADIUS)
+  #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
+#endif
+
 // Default mesh area is an area with an inset margin on the print area.
 // Below are the macros that are used to define the borders for the mesh area,
 // made available here for specialized needs, ie dual extruder setup.
 #if ENABLED(MESH_BED_LEVELING)
-  #define MESH_MIN_X MESH_INSET
+  #if ENABLED(DELTA)
-  #define MESH_MAX_X (X_BED_SIZE - (MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define MESH_MIN_Y MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define MESH_MAX_Y (Y_BED_SIZE - (MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+  #elif IS_SCARA
+    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
+      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
+      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
+      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 #elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #define UBL_MESH_MIN_X UBL_MESH_INSET
+  #if ENABLED(DELTA)
-  #define UBL_MESH_MAX_X (X_BED_SIZE - (UBL_MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define UBL_MESH_MIN_Y UBL_MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define UBL_MESH_MAX_Y (Y_BED_SIZE - (UBL_MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+  #elif IS_SCARA
+    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
+      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 
   // If this is defined, the currently active mesh will be saved in the
   // current slot on M500.

Marlin/example_configurations/gCreate/gMax1.5+/Configuration_adv.h

@@ -659,19 +659,71 @@
 
 // @section leveling
 
+#if ENABLED(DELTA) && !defined(DELTA_PROBEABLE_RADIUS)
+  #define DELTA_PROBEABLE_RADIUS DELTA_PRINTABLE_RADIUS
+#elif IS_SCARA && !defined(SCARA_PRINTABLE_RADIUS)
+  #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
+#endif
+
 // Default mesh area is an area with an inset margin on the print area.
 // Below are the macros that are used to define the borders for the mesh area,
 // made available here for specialized needs, ie dual extruder setup.
 #if ENABLED(MESH_BED_LEVELING)
-  #define MESH_MIN_X MESH_INSET
+  #if ENABLED(DELTA)
-  #define MESH_MAX_X (X_BED_SIZE - (MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define MESH_MIN_Y MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define MESH_MAX_Y (Y_BED_SIZE - (MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+  #elif IS_SCARA
+    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
+      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
+      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
+      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 #elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #define UBL_MESH_MIN_X UBL_MESH_INSET
+  #if ENABLED(DELTA)
-  #define UBL_MESH_MAX_X (X_BED_SIZE - (UBL_MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define UBL_MESH_MIN_Y UBL_MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define UBL_MESH_MAX_Y (Y_BED_SIZE - (UBL_MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+  #elif IS_SCARA
+    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
+      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 
   // If this is defined, the currently active mesh will be saved in the
   // current slot on M500.

Marlin/example_configurations/makibox/Configuration_adv.h

@@ -659,19 +659,71 @@
 
 // @section leveling
 
+#if ENABLED(DELTA) && !defined(DELTA_PROBEABLE_RADIUS)
+  #define DELTA_PROBEABLE_RADIUS DELTA_PRINTABLE_RADIUS
+#elif IS_SCARA && !defined(SCARA_PRINTABLE_RADIUS)
+  #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
+#endif
+
 // Default mesh area is an area with an inset margin on the print area.
 // Below are the macros that are used to define the borders for the mesh area,
 // made available here for specialized needs, ie dual extruder setup.
 #if ENABLED(MESH_BED_LEVELING)
-  #define MESH_MIN_X MESH_INSET
+  #if ENABLED(DELTA)
-  #define MESH_MAX_X (X_BED_SIZE - (MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define MESH_MIN_Y MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define MESH_MAX_Y (Y_BED_SIZE - (MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+  #elif IS_SCARA
+    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
+      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
+      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
+      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 #elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #define UBL_MESH_MIN_X UBL_MESH_INSET
+  #if ENABLED(DELTA)
-  #define UBL_MESH_MAX_X (X_BED_SIZE - (UBL_MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define UBL_MESH_MIN_Y UBL_MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define UBL_MESH_MAX_Y (Y_BED_SIZE - (UBL_MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+  #elif IS_SCARA
+    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
+      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 
   // If this is defined, the currently active mesh will be saved in the
   // current slot on M500.

Marlin/example_configurations/tvrrug/Round2/Configuration_adv.h

@@ -659,19 +659,71 @@
 
 // @section leveling
 
+#if ENABLED(DELTA) && !defined(DELTA_PROBEABLE_RADIUS)
+  #define DELTA_PROBEABLE_RADIUS DELTA_PRINTABLE_RADIUS
+#elif IS_SCARA && !defined(SCARA_PRINTABLE_RADIUS)
+  #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
+#endif
+
 // Default mesh area is an area with an inset margin on the print area.
 // Below are the macros that are used to define the borders for the mesh area,
 // made available here for specialized needs, ie dual extruder setup.
 #if ENABLED(MESH_BED_LEVELING)
-  #define MESH_MIN_X MESH_INSET
+  #if ENABLED(DELTA)
-  #define MESH_MAX_X (X_BED_SIZE - (MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define MESH_MIN_Y MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define MESH_MAX_Y (Y_BED_SIZE - (MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+  #elif IS_SCARA
+    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
+      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
+      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
+      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 #elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #define UBL_MESH_MIN_X UBL_MESH_INSET
+  #if ENABLED(DELTA)
-  #define UBL_MESH_MAX_X (X_BED_SIZE - (UBL_MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define UBL_MESH_MIN_Y UBL_MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define UBL_MESH_MAX_Y (Y_BED_SIZE - (UBL_MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+  #elif IS_SCARA
+    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
+      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 
   // If this is defined, the currently active mesh will be saved in the
   // current slot on M500.

Marlin/example_configurations/wt150/Configuration_adv.h

@@ -659,19 +659,71 @@
 
 // @section leveling
 
+#if ENABLED(DELTA) && !defined(DELTA_PROBEABLE_RADIUS)
+  #define DELTA_PROBEABLE_RADIUS DELTA_PRINTABLE_RADIUS
+#elif IS_SCARA && !defined(SCARA_PRINTABLE_RADIUS)
+  #define SCARA_PRINTABLE_RADIUS (SCARA_LINKAGE_1 + SCARA_LINKAGE_2)
+#endif
+
 // Default mesh area is an area with an inset margin on the print area.
 // Below are the macros that are used to define the borders for the mesh area,
 // made available here for specialized needs, ie dual extruder setup.
 #if ENABLED(MESH_BED_LEVELING)
-  #define MESH_MIN_X MESH_INSET
+  #if ENABLED(DELTA)
-  #define MESH_MAX_X (X_BED_SIZE - (MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define MESH_MIN_Y MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define MESH_MAX_Y (Y_BED_SIZE - (MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (MESH_INSET))
+  #elif IS_SCARA
+    #define MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + MESH_INSET)
+    #define MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+    #define MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define MESH_MIN_X (max(MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define MESH_MIN_Y (max(MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define MESH_MAX_X (min(X_BED_SIZE - (MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define MESH_MAX_Y (min(Y_BED_SIZE - (MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define MESH_MIN_X (max(X_MIN_POS + MESH_INSET, 0))
+      #define MESH_MIN_Y (max(Y_MIN_POS + MESH_INSET, 0))
+      #define MESH_MAX_X (min(X_MAX_POS - (MESH_INSET), X_BED_SIZE))
+      #define MESH_MAX_Y (min(Y_MAX_POS - (MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 #elif ENABLED(AUTO_BED_LEVELING_UBL)
-  #define UBL_MESH_MIN_X UBL_MESH_INSET
+  #if ENABLED(DELTA)
-  #define UBL_MESH_MAX_X (X_BED_SIZE - (UBL_MESH_INSET))
+    // Probing points may be verified at compile time within the radius
-  #define UBL_MESH_MIN_Y UBL_MESH_INSET
+    // using static_assert(HYPOT2(X2-X1,Y2-Y1)<=sq(DELTA_PRINTABLE_RADIUS),"bad probe point!")
-  #define UBL_MESH_MAX_Y (Y_BED_SIZE - (UBL_MESH_INSET))
+    // so that may be added to SanityCheck.h in the future.
+    #define UBL_MESH_MIN_X (X_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (DELTA_PROBEABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  DELTA_PROBEABLE_RADIUS - (UBL_MESH_INSET))
+  #elif IS_SCARA
+    #define UBL_MESH_MIN_X (X_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MIN_Y (Y_CENTER - (SCARA_PRINTABLE_RADIUS) + UBL_MESH_INSET)
+    #define UBL_MESH_MAX_X (X_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+    #define UBL_MESH_MAX_Y (Y_CENTER +  SCARA_PRINTABLE_RADIUS - (UBL_MESH_INSET))
+  #else
+    // Boundaries for Cartesian probing based on set limits
+    #if ENABLED(BED_CENTER_AT_0_0)
+      #define UBL_MESH_MIN_X (max(UBL_MESH_INSET, 0) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MIN_Y (max(UBL_MESH_INSET, 0) - (Y_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_X (min(X_BED_SIZE - (UBL_MESH_INSET), X_BED_SIZE) - (X_BED_SIZE) / 2)
+      #define UBL_MESH_MAX_Y (min(Y_BED_SIZE - (UBL_MESH_INSET), Y_BED_SIZE) - (Y_BED_SIZE) / 2)
+    #else
+      #define UBL_MESH_MIN_X (max(X_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MIN_Y (max(Y_MIN_POS + UBL_MESH_INSET, 0))
+      #define UBL_MESH_MAX_X (min(X_MAX_POS - (UBL_MESH_INSET), X_BED_SIZE))
+      #define UBL_MESH_MAX_Y (min(Y_MAX_POS - (UBL_MESH_INSET), Y_BED_SIZE))
+    #endif
+  #endif
 
   // If this is defined, the currently active mesh will be saved in the
   // current slot on M500.