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| 1 /* |
| 2 * Copyright 2013 Google Inc. |
| 3 * |
| 4 * Use of this source code is governed by a BSD-style license that can be |
| 5 * found in the LICENSE file. |
| 6 */ |
| 7 |
| 8 #ifndef SkDifferentPixelsMetric_DEFINED |
| 9 #define SkDifferentPixelsMetric_DEFINED |
| 10 |
| 11 #include "SkTDArray.h" |
| 12 |
| 13 #if SK_SUPPORT_OPENCL |
| 14 #include "SkCLImageDiffer.h" |
| 15 #else |
| 16 #include "SkImageDiffer.h" |
| 17 #endif |
| 18 |
| 19 /** |
| 20 * A differ that measures the percentage of different corresponding pixels. If t
he two images are |
| 21 * not the same size or have no pixels, the result will always be zero. |
| 22 */ |
| 23 class SkDifferentPixelsMetric : |
| 24 #if SK_SUPPORT_OPENCL |
| 25 public SkCLImageDiffer { |
| 26 #else |
| 27 public SkImageDiffer { |
| 28 #endif |
| 29 public: |
| 30 virtual const char* getName() SK_OVERRIDE; |
| 31 virtual int queueDiff(SkBitmap* baseline, SkBitmap* test) SK_OVERRIDE; |
| 32 virtual void deleteDiff(int id) SK_OVERRIDE; |
| 33 virtual bool isFinished(int id) SK_OVERRIDE; |
| 34 virtual double getResult(int id) SK_OVERRIDE; |
| 35 virtual int getPointsOfInterestCount(int id) SK_OVERRIDE; |
| 36 virtual SkIPoint* getPointsOfInterest(int id) SK_OVERRIDE; |
| 37 |
| 38 protected: |
| 39 #if SK_SUPPORT_OPENCL |
| 40 virtual bool onInit() SK_OVERRIDE; |
| 41 #endif |
| 42 |
| 43 private: |
| 44 struct QueuedDiff; |
| 45 |
| 46 SkTDArray<QueuedDiff> fQueuedDiffs; |
| 47 |
| 48 #if SK_SUPPORT_OPENCL |
| 49 cl_kernel fKernel; |
| 50 |
| 51 typedef SkCLImageDiffer INHERITED; |
| 52 #else |
| 53 typedef SkImageDiffer INHERITED; |
| 54 #endif |
| 55 }; |
| 56 |
| 57 #endif |
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