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| 28 | |
28 | |
| 29 | template<typename T, typename U, typename V> static inline T clamp (T v, U a, V b) { return v < (T)a ? a : v >(T)b ? b : v; } |
29 | template<typename T, typename U, typename V> static inline T clamp (T v, U a, V b) { return v < (T)a ? a : v >(T)b ? b : v; } |
| 30 | template<typename T, typename U, typename V> static inline void clamp_it (T &v, U a, V b) { v = v < (T)a ? a : v >(T)b ? b : v; } |
30 | template<typename T, typename U, typename V> static inline void clamp_it (T &v, U a, V b) { v = v < (T)a ? a : v >(T)b ? b : v; } |
| 31 | |
31 | |
| 32 | template<typename T, typename U> static inline void swap (T& a, U& b) { T t=a; a=(T)b; b=(U)t; } |
32 | template<typename T, typename U> static inline void swap (T& a, U& b) { T t=a; a=(T)b; b=(U)t; } |
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33 | |
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34 | // linear interpolation |
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35 | template<typename T, typename U, typename P> |
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36 | static inline |
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37 | T lerp (T a, U b, P p) |
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38 | { |
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39 | return (int(a) * int(p) + int(b) * int(100 - p)) / 100; |
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40 | } |
| 33 | |
41 | |
| 34 | // in range including end |
42 | // in range including end |
| 35 | #define IN_RANGE_INC(val,beg,end) \ |
43 | #define IN_RANGE_INC(val,beg,end) \ |
| 36 | ((unsigned int)(val) - (unsigned int)(beg) <= (unsigned int)(end) - (unsigned int)(beg)) |
44 | ((unsigned int)(val) - (unsigned int)(beg) <= (unsigned int)(end) - (unsigned int)(beg)) |
| 37 | |
45 | |
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| 396 | for (char **c = begin (); c != end (); c++) |
404 | for (char **c = begin (); c != end (); c++) |
| 397 | free (*c); |
405 | free (*c); |
| 398 | } |
406 | } |
| 399 | }; |
407 | }; |
| 400 | |
408 | |
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409 | // return a very temporary (and never deallocated) buffer. keep small. |
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410 | void *rxvt_temp_buf (int len); |
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411 | |
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412 | template<typename T> |
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413 | inline T * |
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414 | rxvt_temp_buf (int len) |
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415 | { |
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416 | return (T *)rxvt_temp_buf (len * sizeof (T)); |
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417 | } |
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418 | |
| 401 | #endif |
419 | #endif |
| 402 | |
420 | |
