From 9d0cf02fef695cdbfdcdbff133968d8508046cd9 Mon Sep 17 00:00:00 2001
From: Roxy-3D <Roxy-3D@users.noreply.github.com>
Date: Wed, 17 Jan 2018 09:36:12 -0600
Subject: [PATCH] Correct mesh size calculations
---
Marlin/src/inc/Conditionals_post.h | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/Marlin/src/inc/Conditionals_post.h b/Marlin/src/inc/Conditionals_post.h
index dcaacbcf3f..7b0832da06 100644
--- a/Marlin/src/inc/Conditionals_post.h
+++ b/Marlin/src/inc/Conditionals_post.h
@@ -1067,9 +1067,13 @@
#if ENABLED(AUTO_BED_LEVELING_UBL)
#define _MESH_MIN_X (max(X_MIN_BED + MESH_INSET, X_MIN_POS)) // UBL is careful not to probe off the bed. It does not
#define _MESH_MIN_Y (max(Y_MIN_BED + MESH_INSET, Y_MIN_POS)) // need *_PROBE_OFFSET_FROM_EXTRUDER in the mesh dimensions
+ #define _MESH_MAX_X (min(X_MAX_BED - (MESH_INSET), X_MAX_POS))
+ #define _MESH_MAX_Y (min(Y_MAX_BED - (MESH_INSET), Y_MAX_POS))
#else
#define _MESH_MIN_X (max(X_MIN_BED + MESH_INSET, X_MIN_POS + X_PROBE_OFFSET_FROM_EXTRUDER))
#define _MESH_MIN_Y (max(Y_MIN_BED + MESH_INSET, Y_MIN_POS + Y_PROBE_OFFSET_FROM_EXTRUDER))
+ #define _MESH_MAX_X (min(X_MAX_BED - (MESH_INSET), X_MAX_POS + X_PROBE_OFFSET_FROM_EXTRUDER))
+ #define _MESH_MAX_Y (min(Y_MAX_BED - (MESH_INSET), Y_MAX_POS + Y_PROBE_OFFSET_FROM_EXTRUDER))
#endif
#endif
/**
--
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