From e8701195e66f2d27ffe17fb514eae8173795aaf7 Mon Sep 17 00:00:00 2001
From: Georgiy Bondarenko <69736697+nehilo@users.noreply.github.com>
Date: Thu, 4 Mar 2021 22:54:23 +0500
Subject: Initial commit

---
 Marlin/src/feature/bedlevel/bedlevel.h | 102 +++++++++++++++++++++++++++++++++
 1 file changed, 102 insertions(+)
 create mode 100644 Marlin/src/feature/bedlevel/bedlevel.h

(limited to 'Marlin/src/feature/bedlevel/bedlevel.h')

diff --git a/Marlin/src/feature/bedlevel/bedlevel.h b/Marlin/src/feature/bedlevel/bedlevel.h
new file mode 100644
index 0000000..a33f08a
--- /dev/null
+++ b/Marlin/src/feature/bedlevel/bedlevel.h
@@ -0,0 +1,102 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+#pragma once
+
+#include "../../inc/MarlinConfigPre.h"
+
+#if EITHER(RESTORE_LEVELING_AFTER_G28, ENABLE_LEVELING_AFTER_G28)
+  #define G28_L0_ENSURES_LEVELING_OFF 1
+#endif
+
+#if ENABLED(PROBE_MANUALLY)
+  extern bool g29_in_progress;
+#else
+  constexpr bool g29_in_progress = false;
+#endif
+
+bool leveling_is_valid();
+void set_bed_leveling_enabled(const bool enable=true);
+void reset_bed_level();
+
+#if ENABLED(ENABLE_LEVELING_FADE_HEIGHT)
+  void set_z_fade_height(const float zfh, const bool do_report=true);
+#endif
+
+#if EITHER(MESH_BED_LEVELING, PROBE_MANUALLY)
+  void _manual_goto_xy(const xy_pos_t &pos);
+#endif
+
+/**
+ * A class to save and change the bed leveling state,
+ * then restore it when it goes out of scope.
+ */
+class TemporaryBedLevelingState {
+  bool saved;
+  public:
+    TemporaryBedLevelingState(const bool enable);
+    ~TemporaryBedLevelingState() { set_bed_leveling_enabled(saved); }
+};
+#define TEMPORARY_BED_LEVELING_STATE(enable) const TemporaryBedLevelingState tbls(enable)
+
+#if HAS_MESH
+
+  typedef float bed_mesh_t[GRID_MAX_POINTS_X][GRID_MAX_POINTS_Y];
+
+  #if ENABLED(AUTO_BED_LEVELING_BILINEAR)
+    #include "abl/abl.h"
+  #elif ENABLED(AUTO_BED_LEVELING_UBL)
+    #include "ubl/ubl.h"
+  #elif ENABLED(MESH_BED_LEVELING)
+    #include "mbl/mesh_bed_leveling.h"
+  #endif
+
+  #define Z_VALUES(X,Y) Z_VALUES_ARR[X][Y]
+  #define _GET_MESH_POS(M) { _GET_MESH_X(M.a), _GET_MESH_Y(M.b) }
+
+  #if EITHER(AUTO_BED_LEVELING_BILINEAR, MESH_BED_LEVELING)
+
+    #include <stdint.h>
+
+    typedef float (*element_2d_fn)(const uint8_t, const uint8_t);
+
+    /**
+     * Print calibration results for plotting or manual frame adjustment.
+     */
+    void print_2d_array(const uint8_t sx, const uint8_t sy, const uint8_t precision, element_2d_fn fn);
+
+  #endif
+
+  struct mesh_index_pair {
+    xy_int8_t pos;
+    float distance;   // When populated, the distance from the search location
+    void invalidate() { pos = -1; }
+    bool valid() const { return pos.x >= 0 && pos.y >= 0; }
+    #if ENABLED(AUTO_BED_LEVELING_UBL)
+      xy_pos_t meshpos() {
+        return { ubl.mesh_index_to_xpos(pos.x), ubl.mesh_index_to_ypos(pos.y) };
+      }
+    #endif
+    operator xy_int8_t&() { return pos; }
+    operator const xy_int8_t&() const { return pos; }
+  };
+
+#endif
-- 
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