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- /**
- * 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/>.
- *
- */
-
- /**
- * feature/z_stepper_align.cpp
- */
-
- #include "../inc/MarlinConfigPre.h"
-
- #if ENABLED(Z_STEPPER_AUTO_ALIGN)
-
- #include "z_stepper_align.h"
- #include "../module/probe.h"
-
- ZStepperAlign z_stepper_align;
-
- xy_pos_t ZStepperAlign::xy[NUM_Z_STEPPERS];
-
- #if HAS_Z_STEPPER_ALIGN_STEPPER_XY
- xy_pos_t ZStepperAlign::stepper_xy[NUM_Z_STEPPERS];
- #endif
-
- void ZStepperAlign::reset_to_default() {
- #ifdef Z_STEPPER_ALIGN_XY
-
- constexpr xy_pos_t xy_init[] = Z_STEPPER_ALIGN_XY;
- static_assert(COUNT(xy_init) == NUM_Z_STEPPERS,
- "Z_STEPPER_ALIGN_XY requires "
- #if NUM_Z_STEPPERS == 4
- "four {X,Y} entries (Z, Z2, Z3, and Z4)."
- #elif NUM_Z_STEPPERS == 3
- "three {X,Y} entries (Z, Z2, and Z3)."
- #else
- "two {X,Y} entries (Z and Z2)."
- #endif
- );
-
- #define VALIDATE_ALIGN_POINT(N) static_assert(N >= NUM_Z_STEPPERS || Probe::build_time::can_reach(xy_init[N]), \
- "Z_STEPPER_ALIGN_XY point " STRINGIFY(N) " is not reachable with the default NOZZLE_TO_PROBE offset and PROBING_MARGIN.")
- VALIDATE_ALIGN_POINT(0); VALIDATE_ALIGN_POINT(1); VALIDATE_ALIGN_POINT(2); VALIDATE_ALIGN_POINT(3);
-
- #else // !Z_STEPPER_ALIGN_XY
-
- const xy_pos_t xy_init[] = {
- #if NUM_Z_STEPPERS >= 3 // First probe point...
- #if !Z_STEPPERS_ORIENTATION
- { probe.min_x(), probe.min_y() }, // SW
- #elif Z_STEPPERS_ORIENTATION == 1
- { probe.min_x(), probe.max_y() }, // NW
- #elif Z_STEPPERS_ORIENTATION == 2
- { probe.max_x(), probe.max_y() }, // NE
- #elif Z_STEPPERS_ORIENTATION == 3
- { probe.max_x(), probe.min_y() }, // SE
- #else
- #error "Z_STEPPERS_ORIENTATION must be from 0 to 3 (first point SW, NW, NE, SE)."
- #endif
- #if NUM_Z_STEPPERS == 4 // 3 more points...
- #if !Z_STEPPERS_ORIENTATION
- { probe.min_x(), probe.max_y() }, { probe.max_x(), probe.max_y() }, { probe.max_x(), probe.min_y() } // SW
- #elif Z_STEPPERS_ORIENTATION == 1
- { probe.max_x(), probe.max_y() }, { probe.max_x(), probe.min_y() }, { probe.min_x(), probe.min_y() } // NW
- #elif Z_STEPPERS_ORIENTATION == 2
- { probe.max_x(), probe.min_y() }, { probe.min_x(), probe.min_y() }, { probe.min_x(), probe.max_y() } // NE
- #elif Z_STEPPERS_ORIENTATION == 3
- { probe.min_x(), probe.min_y() }, { probe.min_x(), probe.max_y() }, { probe.max_x(), probe.max_y() } // SE
- #endif
- #elif !Z_STEPPERS_ORIENTATION // or 2 more points...
- { probe.max_x(), probe.min_y() }, { X_CENTER, probe.max_y() } // SW
- #elif Z_STEPPERS_ORIENTATION == 1
- { probe.min_x(), probe.min_y() }, { probe.max_x(), Y_CENTER } // NW
- #elif Z_STEPPERS_ORIENTATION == 2
- { probe.min_x(), probe.max_y() }, { X_CENTER, probe.min_y() } // NE
- #elif Z_STEPPERS_ORIENTATION == 3
- { probe.max_x(), probe.max_y() }, { probe.min_x(), Y_CENTER } // SE
- #endif
- #elif Z_STEPPERS_ORIENTATION
- { X_CENTER, probe.min_y() }, { X_CENTER, probe.max_y() }
- #else
- { probe.min_x(), Y_CENTER }, { probe.max_x(), Y_CENTER }
- #endif
- };
-
- #endif // !Z_STEPPER_ALIGN_XY
-
- COPY(xy, xy_init);
-
- #if HAS_Z_STEPPER_ALIGN_STEPPER_XY
- constexpr xy_pos_t stepper_xy_init[] = Z_STEPPER_ALIGN_STEPPER_XY;
- static_assert(
- COUNT(stepper_xy_init) == NUM_Z_STEPPERS,
- "Z_STEPPER_ALIGN_STEPPER_XY requires "
- #if NUM_Z_STEPPERS == 4
- "four {X,Y} entries (Z, Z2, Z3, and Z4)."
- #elif NUM_Z_STEPPERS == 3
- "three {X,Y} entries (Z, Z2, and Z3)."
- #endif
- );
- COPY(stepper_xy, stepper_xy_init);
- #endif
- }
-
- #endif // Z_STEPPER_AUTO_ALIGN
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