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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 <http://www.gnu.org/licenses/>.
- *
- */
- #pragma once
-
- #include "../inc/MarlinConfigPre.h"
- #include "../core/types.h"
-
- // Delay that ensures heaters and watchdog are kept alive
- void safe_delay(millis_t ms);
-
- // A delay to provide brittle hosts time to receive bytes
- inline void serial_delay(const millis_t ms) {
- #if ENABLED(SERIAL_OVERRUN_PROTECTION)
- safe_delay(ms);
- #else
- UNUSED(ms);
- #endif
- }
-
- #if GRID_MAX_POINTS_X && GRID_MAX_POINTS_Y
-
- // 16x16 bit arrays
- template <int W, int H>
- struct FlagBits {
- typename IF<(W>8), uint16_t, uint8_t>::type bits[H];
- void fill() { memset(bits, 0xFF, sizeof(bits)); }
- void reset() { memset(bits, 0x00, sizeof(bits)); }
- void unmark(const uint8_t x, const uint8_t y) { CBI(bits[y], x); }
- void mark(const uint8_t x, const uint8_t y) { SBI(bits[y], x); }
- bool marked(const uint8_t x, const uint8_t y) { return TEST(bits[y], x); }
- inline void unmark(const xy_int8_t &xy) { unmark(xy.x, xy.y); }
- inline void mark(const xy_int8_t &xy) { mark(xy.x, xy.y); }
- inline bool marked(const xy_int8_t &xy) { return marked(xy.x, xy.y); }
- };
-
- typedef FlagBits<GRID_MAX_POINTS_X, GRID_MAX_POINTS_Y> MeshFlags;
-
- #endif
-
- #if ENABLED(DEBUG_LEVELING_FEATURE)
- void log_machine_info();
- #else
- #define log_machine_info() NOOP
- #endif
-
- template<typename T>
- class restorer {
- T& ref_;
- T val_;
- public:
- restorer(T& perm) : ref_(perm), val_(perm) {}
- restorer(T& perm, T temp_val) : ref_(perm), val_(perm) { perm = temp_val; }
- ~restorer() { restore(); }
- inline void restore() { ref_ = val_; }
- };
-
- #define REMEMBER(N,X,V...) const restorer<typeof(X)> restorer_##N(X, ##V)
- #define RESTORE(N) restorer_##N.restore()
-
- // Converts from an uint8_t in the range of 0-255 to an uint8_t
- // in the range 0-100 while avoiding rounding artifacts
- constexpr uint8_t ui8_to_percent(const uint8_t i) { return (int(i) * 100 + 127) / 255; }
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