| OLD | NEW |
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| 1 /* | 1 /* |
| 2 * Copyright 2011 Google Inc. | 2 * Copyright 2011 Google Inc. |
| 3 * | 3 * |
| 4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
| 5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
| 6 */ | 6 */ |
| 7 | 7 |
| 8 #ifndef SkConstexprMath_DEFINED | 8 #ifndef SkConstexprMath_DEFINED |
| 9 #define SkConstexprMath_DEFINED | 9 #define SkConstexprMath_DEFINED |
| 10 | 10 |
| (...skipping 28 matching lines...) Expand all Loading... |
| 39 if the bits of type t are considered as unsigned base two. | 39 if the bits of type t are considered as unsigned base two. |
| 40 */ | 40 */ |
| 41 #define SK_BASE_N_DIGITS_IN(n, t) (\ | 41 #define SK_BASE_N_DIGITS_IN(n, t) (\ |
| 42 SK_LOG<SK_2N1<(sizeof(t) * CHAR_BIT)>::value, n>::value\ | 42 SK_LOG<SK_2N1<(sizeof(t) * CHAR_BIT)>::value, n>::value\ |
| 43 ) | 43 ) |
| 44 /** Compile-time constant number of base 10 digits in type t | 44 /** Compile-time constant number of base 10 digits in type t |
| 45 if the bits of type t are considered as unsigned base two. | 45 if the bits of type t are considered as unsigned base two. |
| 46 */ | 46 */ |
| 47 #define SK_DIGITS_IN(t) SK_BASE_N_DIGITS_IN(10, (t)) | 47 #define SK_DIGITS_IN(t) SK_BASE_N_DIGITS_IN(10, (t)) |
| 48 | 48 |
| 49 //! a > b ? a : b | 49 // Compile-time constant maximum value of two unsigned values. |
| 50 #define SK_MAX(a,b) (((a) > (b)) ? (a) : (b)) | 50 template <uintmax_t a, uintmax_t b> struct SkTUMax { |
| 51 static const uintmax_t value = (b < a) ? a : b; |
| 52 }; |
| 51 | 53 |
| 52 #endif | 54 #endif |
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