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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/>.
- *
- */
-
- /**
- * polargraph.cpp
- */
-
- #include "../inc/MarlinConfig.h"
-
- #if ENABLED(POLARGRAPH)
-
- #include "polargraph.h"
- #include "motion.h"
-
- // For homing:
- #include "planner.h"
- #include "endstops.h"
- #include "../lcd/marlinui.h"
- #include "../MarlinCore.h"
-
- float segments_per_second; // Initialized by settings.load()
-
- xy_pos_t draw_area_min = { X_MIN_POS, Y_MIN_POS },
- draw_area_max = { X_MAX_POS, Y_MAX_POS };
-
- xy_float_t draw_area_size = { X_MAX_POS - X_MIN_POS, Y_MAX_POS - Y_MIN_POS };
-
- float polargraph_max_belt_len = HYPOT(draw_area_size.x, draw_area_size.y);
-
- void inverse_kinematics(const xyz_pos_t &raw) {
- const float x1 = raw.x - (draw_area_min.x), x2 = (draw_area_max.x) - raw.x, y = raw.y - (draw_area_max.y);
- delta.set(HYPOT(x1, y), HYPOT(x2, y), raw.z);
- }
-
- #endif // POLARGRAPH
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