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James Foster
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Indent code inside #ifdef block. (Note that this will be undone by clang-format.)
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‎cpp/arduino/AvrMath.h

+115-115
Original file line numberDiff line numberDiff line change
@@ -4,123 +4,123 @@
44

55
#ifdef __cplusplus
66

7-
template <class Amt, class Low, class High>
8-
auto constrain(const Amt &amt, const Low &low, const High &high)
9-
-> decltype(amt < low ? low : (amt > high ? high : amt)) {
10-
return (amt < low ? low : (amt > high ? high : amt));
11-
}
12-
13-
template <class X, class InMin, class InMax, class OutMin, class OutMax>
14-
auto map(const X &x, const InMin &inMin, const InMax &inMax,
15-
const OutMin &outMin, const OutMax &outMax)
16-
-> decltype((x - inMin) * (outMax - outMin) / (inMax - inMin) + outMin) {
17-
return (x - inMin) * (outMax - outMin) / (inMax - inMin) + outMin;
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}
19-
20-
template <class T> auto radians(const T &deg) -> decltype(deg * DEG_TO_RAD) {
21-
return deg * DEG_TO_RAD;
22-
}
23-
24-
template <class T> auto degrees(const T &rad) -> decltype(rad * RAD_TO_DEG) {
25-
return rad * RAD_TO_DEG;
26-
}
27-
28-
template <class T> auto sq(const T &x) -> decltype(x * x) { return x * x; }
29-
30-
template <class T> auto abs(const T &x) -> decltype(x > 0 ? x : -x) {
31-
return x > 0 ? x : -x;
32-
}
33-
34-
template <class T, class L>
35-
auto min(const T &a, const L &b) -> decltype((b < a) ? b : a) {
36-
return (b < a) ? b : a;
37-
}
38-
39-
template <class T, class L>
40-
auto max(const T &a, const L &b) -> decltype((b < a) ? b : a) {
41-
return (a < b) ? b : a;
42-
}
7+
template <class Amt, class Low, class High>
8+
auto constrain(const Amt &amt, const Low &low, const High &high)
9+
-> decltype(amt < low ? low : (amt > high ? high : amt)) {
10+
return (amt < low ? low : (amt > high ? high : amt));
11+
}
12+
13+
template <class X, class InMin, class InMax, class OutMin, class OutMax>
14+
auto map(const X &x, const InMin &inMin, const InMax &inMax,
15+
const OutMin &outMin, const OutMax &outMax)
16+
-> decltype((x - inMin) * (outMax - outMin) / (inMax - inMin) + outMin) {
17+
return (x - inMin) * (outMax - outMin) / (inMax - inMin) + outMin;
18+
}
19+
20+
template <class T> auto radians(const T &deg) -> decltype(deg * DEG_TO_RAD) {
21+
return deg * DEG_TO_RAD;
22+
}
23+
24+
template <class T> auto degrees(const T &rad) -> decltype(rad * RAD_TO_DEG) {
25+
return rad * RAD_TO_DEG;
26+
}
27+
28+
template <class T> auto sq(const T &x) -> decltype(x * x) { return x * x; }
29+
30+
template <class T> auto abs(const T &x) -> decltype(x > 0 ? x : -x) {
31+
return x > 0 ? x : -x;
32+
}
33+
34+
template <class T, class L>
35+
auto min(const T &a, const L &b) -> decltype((b < a) ? b : a) {
36+
return (b < a) ? b : a;
37+
}
38+
39+
template <class T, class L>
40+
auto max(const T &a, const L &b) -> decltype((b < a) ? b : a) {
41+
return (a < b) ? b : a;
42+
}
4343

4444
#else // __cplusplus
4545

46-
#ifdef constrain
47-
#undef constrain
48-
#endif
49-
#define constrain(amt, low, high) \
50-
({ \
51-
__typeof__(amt) _amt = (amt); \
52-
__typeof__(low) _low = (low); \
53-
__typeof__(high) _high = (high); \
54-
(amt < low ? low : (amt > high ? high : amt)); \
55-
})
56-
57-
#ifdef map
58-
#undef map
59-
#endif
60-
#define map(x, inMin, inMax, outMin, outMax) \
61-
({ \
62-
__typeof__(x) _x = (x); \
63-
__typeof__(inMin) _inMin = (inMin); \
64-
__typeof__(inMax) _inMax = (inMax); \
65-
__typeof__(outMin) _outMin = (outMin); \
66-
__typeof__(outMax) _outMax = (outMax); \
67-
(_x - _inMin) * (_outMax - _outMin) / (_inMax - _inMin) + _outMin; \
68-
})
69-
70-
#ifdef radians
71-
#undef radians
72-
#endif
73-
#define radians(deg) \
74-
({ \
75-
__typeof__(deg) _deg = (deg); \
76-
_deg *DEG_TO_RAD; \
77-
})
78-
79-
#ifdef degrees
80-
#undef degrees
81-
#endif
82-
#define degrees(rad) \
83-
({ \
84-
__typeof__(rad) _rad = (rad); \
85-
_rad *RAD_TO_DEG; \
86-
})
87-
88-
#ifdef sq
89-
#undef sq
90-
#endif
91-
#define sq(x) \
92-
({ \
93-
__typeof__(x) _x = (x); \
94-
_x *_x; \
95-
})
96-
97-
#ifdef abs
98-
#undef abs
99-
#endif
100-
#define abs(x) \
101-
({ \
102-
__typeof__(x) _x = (x); \
103-
_x > 0 ? _x : -_x; \
104-
})
105-
106-
#ifdef min
107-
#undef min
108-
#endif
109-
#define min(a, b) \
110-
({ \
111-
__typeof__(a) _a = (a); \
112-
__typeof__(b) _b = (b); \
113-
_a < _b ? _a : _b; \
114-
})
115-
116-
#ifdef max
117-
#undef max
118-
#endif
119-
#define max(a, b) \
120-
({ \
121-
__typeof__(a) _a = (a); \
122-
__typeof__(b) _b = (b); \
123-
_a > _b ? _a : _b; \
124-
})
46+
#ifdef constrain
47+
#undef constrain
48+
#endif
49+
#define constrain(amt, low, high) \
50+
({ \
51+
__typeof__(amt) _amt = (amt); \
52+
__typeof__(low) _low = (low); \
53+
__typeof__(high) _high = (high); \
54+
(amt < low ? low : (amt > high ? high : amt)); \
55+
})
56+
57+
#ifdef map
58+
#undef map
59+
#endif
60+
#define map(x, inMin, inMax, outMin, outMax) \
61+
({ \
62+
__typeof__(x) _x = (x); \
63+
__typeof__(inMin) _inMin = (inMin); \
64+
__typeof__(inMax) _inMax = (inMax); \
65+
__typeof__(outMin) _outMin = (outMin); \
66+
__typeof__(outMax) _outMax = (outMax); \
67+
(_x - _inMin) * (_outMax - _outMin) / (_inMax - _inMin) + _outMin; \
68+
})
69+
70+
#ifdef radians
71+
#undef radians
72+
#endif
73+
#define radians(deg) \
74+
({ \
75+
__typeof__(deg) _deg = (deg); \
76+
_deg *DEG_TO_RAD; \
77+
})
78+
79+
#ifdef degrees
80+
#undef degrees
81+
#endif
82+
#define degrees(rad) \
83+
({ \
84+
__typeof__(rad) _rad = (rad); \
85+
_rad *RAD_TO_DEG; \
86+
})
87+
88+
#ifdef sq
89+
#undef sq
90+
#endif
91+
#define sq(x) \
92+
({ \
93+
__typeof__(x) _x = (x); \
94+
_x *_x; \
95+
})
96+
97+
#ifdef abs
98+
#undef abs
99+
#endif
100+
#define abs(x) \
101+
({ \
102+
__typeof__(x) _x = (x); \
103+
_x > 0 ? _x : -_x; \
104+
})
105+
106+
#ifdef min
107+
#undef min
108+
#endif
109+
#define min(a, b) \
110+
({ \
111+
__typeof__(a) _a = (a); \
112+
__typeof__(b) _b = (b); \
113+
_a < _b ? _a : _b; \
114+
})
115+
116+
#ifdef max
117+
#undef max
118+
#endif
119+
#define max(a, b) \
120+
({ \
121+
__typeof__(a) _a = (a); \
122+
__typeof__(b) _b = (b); \
123+
_a > _b ? _a : _b; \
124+
})
125125

126126
#endif

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