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1 /* | 1 /* |
2 * Copyright 2006 The Android Open Source Project | 2 * Copyright 2006 The Android Open Source Project |
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 | 8 |
9 #ifndef SkTSort_DEFINED | 9 #ifndef SkTSort_DEFINED |
10 #define SkTSort_DEFINED | 10 #define SkTSort_DEFINED |
11 | 11 |
12 #include "SkTypes.h" | 12 #include "SkTypes.h" |
13 #include "SkMath.h" | 13 #include "SkMathPriv.h" |
14 | 14 |
15 /* A comparison functor which performs the comparison 'a < b'. */ | 15 /* A comparison functor which performs the comparison 'a < b'. */ |
16 template <typename T> struct SkTCompareLT { | 16 template <typename T> struct SkTCompareLT { |
17 bool operator()(const T a, const T b) const { return a < b; } | 17 bool operator()(const T a, const T b) const { return a < b; } |
18 }; | 18 }; |
19 | 19 |
20 /* A comparison functor which performs the comparison '*a < *b'. */ | 20 /* A comparison functor which performs the comparison '*a < *b'. */ |
21 template <typename T> struct SkTPointerCompareLT { | 21 template <typename T> struct SkTPointerCompareLT { |
22 bool operator()(const T* a, const T* b) const { return *a < *b; } | 22 bool operator()(const T* a, const T* b) const { return *a < *b; } |
23 }; | 23 }; |
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200 template <typename T> void SkTQSort(T* left, T* right) { | 200 template <typename T> void SkTQSort(T* left, T* right) { |
201 SkTQSort(left, right, SkTCompareLT<T>()); | 201 SkTQSort(left, right, SkTCompareLT<T>()); |
202 } | 202 } |
203 | 203 |
204 /** Sorts the region from left to right using comparator '* < *' using a Quick S
ort algorithm. */ | 204 /** Sorts the region from left to right using comparator '* < *' using a Quick S
ort algorithm. */ |
205 template <typename T> void SkTQSort(T** left, T** right) { | 205 template <typename T> void SkTQSort(T** left, T** right) { |
206 SkTQSort(left, right, SkTPointerCompareLT<T>()); | 206 SkTQSort(left, right, SkTPointerCompareLT<T>()); |
207 } | 207 } |
208 | 208 |
209 #endif | 209 #endif |
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