/** * Marlin 3D Printer Firmware * Copyright (C) 2016, 2017 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/>. * */ #ifndef _BITMAP_FLAGS_H_ #define _BITMAP_FLAGS_H_ #include "macros.h" /** * These support functions allow the use of large bit arrays of flags that take very * little RAM. Currently they are limited to being 16x16 in size. Changing the declaration * to unsigned long will allow us to go to 32x32 if higher resolution meshes are needed * in the future. */ FORCE_INLINE void bitmap_clear(uint16_t bits[16], const uint8_t x, const uint8_t y) { CBI(bits[y], x); } FORCE_INLINE void bitmap_set(uint16_t bits[16], const uint8_t x, const uint8_t y) { SBI(bits[y], x); } FORCE_INLINE bool is_bitmap_set(uint16_t bits[16], const uint8_t x, const uint8_t y) { return TEST(bits[y], x); } #endif // _BITMAP_FLAGS_H_
