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- /**
- * Marlin 3D Printer Firmware
- * Copyright (C) 2019 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 "minmax.h"
-
- #define NUM_AXIS 4
- #define ABCE 4
- #define XYZE 4
- #define ABC 3
- #define XYZ 3
-
- #define _AXIS(A) (A##_AXIS)
-
- #define _XMIN_ 100
- #define _YMIN_ 200
- #define _ZMIN_ 300
- #define _XMAX_ 101
- #define _YMAX_ 201
- #define _ZMAX_ 301
-
- #define _FORCE_INLINE_ __attribute__((__always_inline__)) __inline__
- #define FORCE_INLINE __attribute__((always_inline)) inline
- #define _UNUSED __attribute__((unused))
- #define _O0 __attribute__((optimize("O0")))
- #define _Os __attribute__((optimize("Os")))
- #define _O1 __attribute__((optimize("O1")))
- #define _O2 __attribute__((optimize("O2")))
- #define _O3 __attribute__((optimize("O3")))
-
- // Clock speed factors
- #if !defined(CYCLES_PER_MICROSECOND) && !defined(__STM32F1__)
- #define CYCLES_PER_MICROSECOND (F_CPU / 1000000UL) // 16 or 20 on AVR
- #endif
-
- // Nanoseconds per cycle
- #define NANOSECONDS_PER_CYCLE (1000000000.0 / F_CPU)
-
- // Remove compiler warning on an unused variable
- #define UNUSED(x) ((void)(x))
-
- // Macros to make a string from a macro
- #define STRINGIFY_(M) #M
- #define STRINGIFY(M) STRINGIFY_(M)
-
- #define A(CODE) " " CODE "\n\t"
- #define L(CODE) CODE ":\n\t"
-
- // Macros for bit masks
- #undef _BV
- #define _BV(n) (1<<(n))
- #define TEST(n,b) !!((n)&_BV(b))
- #define SBI(n,b) (n |= _BV(b))
- #define CBI(n,b) (n &= ~_BV(b))
- #define SET_BIT_TO(N,B,TF) do{ if (TF) SBI(N,B); else CBI(N,B); }while(0)
-
- #define _BV32(b) (1UL << (b))
- #define TEST32(n,b) !!((n)&_BV32(b))
- #define SBI32(n,b) (n |= _BV32(b))
- #define CBI32(n,b) (n &= ~_BV32(b))
-
- // Macros for maths shortcuts
- #undef M_PI
- #define M_PI 3.14159265358979323846f
-
- #define RADIANS(d) ((d)*float(M_PI)/180.0f)
- #define DEGREES(r) ((r)*180.0f/float(M_PI))
- #define HYPOT2(x,y) (sq(x)+sq(y))
-
- #define CIRCLE_AREA(R) (float(M_PI) * sq(float(R)))
- #define CIRCLE_CIRC(R) (2 * float(M_PI) * float(R))
-
- #define SIGN(a) ((a>0)-(a<0))
- #define IS_POWER_OF_2(x) ((x) && !((x) & ((x) - 1)))
-
- // Macros to constrain values
- #ifdef __cplusplus
-
- // C++11 solution that is standards compliant.
- template <class V, class N> static inline constexpr void NOLESS(V& v, const N n) {
- if (v < n) v = n;
- }
- template <class V, class N> static inline constexpr void NOMORE(V& v, const N n) {
- if (v > n) v = n;
- }
- template <class V, class N1, class N2> static inline constexpr void LIMIT(V& v, const N1 n1, const N2 n2) {
- if (v < n1) v = n1;
- else if (v > n2) v = n2;
- }
-
- #else
-
- // Using GCC extensions, but Travis GCC version does not like it and gives
- // "error: statement-expressions are not allowed outside functions nor in template-argument lists"
- #define NOLESS(v, n) \
- do { \
- __typeof__(n) _n = (n); \
- if (v < _n) v = _n; \
- } while(0)
-
- #define NOMORE(v, n) \
- do { \
- __typeof__(n) _n = (n); \
- if (v > _n) v = _n; \
- } while(0)
-
- #define LIMIT(v, n1, n2) \
- do { \
- __typeof__(n1) _n1 = (n1); \
- __typeof__(n2) _n2 = (n2); \
- if (v < _n1) v = _n1; \
- else if (v > _n2) v = _n2; \
- } while(0)
-
- #endif
-
- // Macros to support option testing
- #define _CAT(a, ...) a ## __VA_ARGS__
- #define SWITCH_ENABLED_false 0
- #define SWITCH_ENABLED_true 1
- #define SWITCH_ENABLED_0 0
- #define SWITCH_ENABLED_1 1
- #define SWITCH_ENABLED_0x0 0
- #define SWITCH_ENABLED_0x1 1
- #define SWITCH_ENABLED_ 1
- #define ENABLED(b) _CAT(SWITCH_ENABLED_, b)
- #define DISABLED(b) !ENABLED(b)
-
- #define WITHIN(V,L,H) ((V) >= (L) && (V) <= (H))
- #define NUMERIC(a) WITHIN(a, '0', '9')
- #define DECIMAL(a) (NUMERIC(a) || a == '.')
- #define NUMERIC_SIGNED(a) (NUMERIC(a) || (a) == '-' || (a) == '+')
- #define DECIMAL_SIGNED(a) (DECIMAL(a) || (a) == '-' || (a) == '+')
- #define COUNT(a) (sizeof(a)/sizeof(*a))
- #define ZERO(a) memset(a,0,sizeof(a))
- #define COPY(a,b) do{ \
- static_assert(sizeof(a[0]) == sizeof(b[0]), "COPY: '" STRINGIFY(a) "' and '" STRINGIFY(b) "' types (sizes) don't match!"); \
- memcpy(&a[0],&b[0],MIN(sizeof(a),sizeof(b))); \
- }while(0)
-
- // Macros for initializing arrays
- #define ARRAY_6(v1, v2, v3, v4, v5, v6, ...) { v1, v2, v3, v4, v5, v6 }
- #define ARRAY_5(v1, v2, v3, v4, v5, ...) { v1, v2, v3, v4, v5 }
- #define ARRAY_4(v1, v2, v3, v4, ...) { v1, v2, v3, v4 }
- #define ARRAY_3(v1, v2, v3, ...) { v1, v2, v3 }
- #define ARRAY_2(v1, v2, ...) { v1, v2 }
- #define ARRAY_1(v1, ...) { v1 }
-
- #define _ARRAY_N(N, ...) ARRAY_ ##N(__VA_ARGS__)
- #define ARRAY_N(N, ...) _ARRAY_N(N, __VA_ARGS__)
-
- // Macros for adding
- #define INC_0 1
- #define INC_1 2
- #define INC_2 3
- #define INC_3 4
- #define INC_4 5
- #define INC_5 6
- #define INC_6 7
- #define INC_7 8
- #define INC_8 9
- #define INCREMENT_(n) INC_ ##n
- #define INCREMENT(n) INCREMENT_(n)
-
- // Macros for subtracting
- #define DEC_1 0
- #define DEC_2 1
- #define DEC_3 2
- #define DEC_4 3
- #define DEC_5 4
- #define DEC_6 5
- #define DEC_7 6
- #define DEC_8 7
- #define DEC_9 8
- #define DECREMENT_(n) DEC_ ##n
- #define DECREMENT(n) DECREMENT_(n)
-
- #define PIN_EXISTS(PN) (defined(PN ##_PIN) && PN ##_PIN >= 0)
- #define BUTTON_EXISTS(BN) (defined(BTN_## BN) && BTN_## BN >= 0)
-
- #define MMM_TO_MMS(MM_M) ((MM_M)/60.0f)
- #define MMS_TO_MMM(MM_S) ((MM_S)*60.0f)
-
- #define NOOP (void(0))
-
- #define CEILING(x,y) (((x) + (y) - 1) / (y))
-
- #undef ABS
- #ifdef __cplusplus
- template <class T> static inline constexpr const T ABS(const T v) { return v >= 0 ? v : -v; }
- #else
- #define ABS(a) ({__typeof__(a) _a = (a); _a >= 0 ? _a : -_a;})
- #endif
-
- #define UNEAR_ZERO(x) ((x) < 0.000001f)
- #define NEAR_ZERO(x) WITHIN(x, -0.000001f, 0.000001f)
- #define NEAR(x,y) NEAR_ZERO((x)-(y))
-
- #define RECIPROCAL(x) (NEAR_ZERO(x) ? 0 : (1 / float(x)))
- #define FIXFLOAT(f) (f + (f < 0 ? -0.00005f : 0.00005f))
-
- //
- // Maths macros that can be overridden by HAL
- //
- #define ATAN2(y, x) atan2f(y, x)
- #define POW(x, y) powf(x, y)
- #define SQRT(x) sqrtf(x)
- #define RSQRT(x) (1 / sqrtf(x))
- #define CEIL(x) ceilf(x)
- #define FLOOR(x) floorf(x)
- #define LROUND(x) lroundf(x)
- #define FMOD(x, y) fmodf(x, y)
- #define HYPOT(x,y) SQRT(HYPOT2(x,y))
-
- #ifdef TARGET_LPC1768
- #define I2C_ADDRESS(A) ((A) << 1)
- #else
- #define I2C_ADDRESS(A) A
- #endif
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