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1 /* | 1 /* |
2 * Copyright 2014 Google Inc. | 2 * Copyright 2014 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 GrRectanizer_pow2_DEFINED | 8 #ifndef GrRectanizer_pow2_DEFINED |
9 #define GrRectanizer_pow2_DEFINED | 9 #define GrRectanizer_pow2_DEFINED |
10 | 10 |
11 #include "GrRectanizer.h" | 11 #include "GrRectanizer.h" |
| 12 #include "SkPoint.h" |
12 | 13 |
13 class GrRectanizerPow2 : public GrRectanizer { | 14 class GrRectanizerPow2 : public GrRectanizer { |
14 public: | 15 public: |
15 GrRectanizerPow2(int w, int h) : INHERITED(w, h) { | 16 GrRectanizerPow2(int w, int h) : INHERITED(w, h) { |
16 this->reset(); | 17 this->reset(); |
17 } | 18 } |
18 | 19 |
19 virtual ~GrRectanizerPow2() { } | 20 virtual ~GrRectanizerPow2() { } |
20 | 21 |
21 virtual void reset() SK_OVERRIDE { | 22 virtual void reset() SK_OVERRIDE { |
22 fNextStripY = 0; | 23 fNextStripY = 0; |
23 fAreaSoFar = 0; | 24 fAreaSoFar = 0; |
24 sk_bzero(fRows, sizeof(fRows)); | 25 sk_bzero(fRows, sizeof(fRows)); |
25 } | 26 } |
26 | 27 |
27 virtual bool addRect(int w, int h, GrIPoint16* loc) SK_OVERRIDE; | 28 virtual bool addRect(int w, int h, SkIPoint16* loc) SK_OVERRIDE; |
28 | 29 |
29 virtual float percentFull() const SK_OVERRIDE { | 30 virtual float percentFull() const SK_OVERRIDE { |
30 return fAreaSoFar / ((float)this->width() * this->height()); | 31 return fAreaSoFar / ((float)this->width() * this->height()); |
31 } | 32 } |
32 | 33 |
33 private: | 34 private: |
34 static const int kMIN_HEIGHT_POW2 = 2; | 35 static const int kMIN_HEIGHT_POW2 = 2; |
35 | 36 |
36 struct Row { | 37 struct Row { |
37 GrIPoint16 fLoc; | 38 SkIPoint16 fLoc; |
38 int fRowHeight; | 39 int fRowHeight; |
39 | 40 |
40 bool canAddWidth(int width, int containerWidth) const { | 41 bool canAddWidth(int width, int containerWidth) const { |
41 return fLoc.fX + width <= containerWidth; | 42 return fLoc.fX + width <= containerWidth; |
42 } | 43 } |
43 }; | 44 }; |
44 | 45 |
45 Row fRows[16]; | 46 Row fRows[16]; |
46 | 47 |
47 int fNextStripY; | 48 int fNextStripY; |
(...skipping 11 matching lines...) Expand all Loading... |
59 void initRow(Row* row, int rowHeight) { | 60 void initRow(Row* row, int rowHeight) { |
60 row->fLoc.set(0, fNextStripY); | 61 row->fLoc.set(0, fNextStripY); |
61 row->fRowHeight = rowHeight; | 62 row->fRowHeight = rowHeight; |
62 fNextStripY += rowHeight; | 63 fNextStripY += rowHeight; |
63 } | 64 } |
64 | 65 |
65 typedef GrRectanizer INHERITED; | 66 typedef GrRectanizer INHERITED; |
66 }; | 67 }; |
67 | 68 |
68 #endif | 69 #endif |
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