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1 /* | 1 /* |
2 * Copyright 2010 Google Inc. | 2 * Copyright 2010 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 #include "Test.h" | 8 #include "Test.h" |
9 #include "SkRegion.h" | 9 #include "SkRegion.h" |
10 #include "SkPath.h" | 10 #include "SkPath.h" |
11 #include "SkScan.h" | 11 #include "SkScan.h" |
12 #include "SkBlitter.h" | 12 #include "SkBlitter.h" |
13 | 13 |
14 namespace { | |
15 | |
16 struct FakeBlitter : public SkBlitter { | 14 struct FakeBlitter : public SkBlitter { |
17 FakeBlitter() | 15 FakeBlitter() |
18 : m_blitCount(0) | 16 : m_blitCount(0) |
19 {} | 17 {} |
20 | 18 |
21 virtual void blitH(int x, int y, int width) { | 19 virtual void blitH(int x, int y, int width) { |
22 m_blitCount++; | 20 m_blitCount++; |
23 } | 21 } |
24 | 22 |
25 int m_blitCount; | 23 int m_blitCount; |
26 }; | 24 }; |
27 | 25 |
28 } | |
29 | |
30 // http://code.google.com/p/skia/issues/detail?id=87 | 26 // http://code.google.com/p/skia/issues/detail?id=87 |
31 // Lines which is not clipped by boundary based clipping, | 27 // Lines which is not clipped by boundary based clipping, |
32 // but skipped after tessellation, should be cleared by the blitter. | 28 // but skipped after tessellation, should be cleared by the blitter. |
33 static void TestFillPathInverse(skiatest::Reporter* reporter) { | 29 static void TestFillPathInverse(skiatest::Reporter* reporter) { |
34 FakeBlitter blitter; | 30 FakeBlitter blitter; |
35 SkIRect clip; | 31 SkIRect clip; |
36 SkPath path; | 32 SkPath path; |
37 int height = 100; | 33 int height = 100; |
38 int width = 200; | 34 int width = 200; |
39 int expected_lines = 5; | 35 int expected_lines = 5; |
40 clip.set(0, height - expected_lines, width, height); | 36 clip.set(0, height - expected_lines, width, height); |
41 path.moveTo(0.0f, 0.0f); | 37 path.moveTo(0.0f, 0.0f); |
42 path.quadTo(SkIntToScalar(width/2), SkIntToScalar(height), | 38 path.quadTo(SkIntToScalar(width/2), SkIntToScalar(height), |
43 SkIntToScalar(width), 0.0f); | 39 SkIntToScalar(width), 0.0f); |
44 path.close(); | 40 path.close(); |
45 path.setFillType(SkPath::kInverseWinding_FillType); | 41 path.setFillType(SkPath::kInverseWinding_FillType); |
46 SkScan::FillPath(path, clip, &blitter); | 42 SkScan::FillPath(path, clip, &blitter); |
47 | 43 |
48 REPORTER_ASSERT(reporter, blitter.m_blitCount == expected_lines); | 44 REPORTER_ASSERT(reporter, blitter.m_blitCount == expected_lines); |
49 } | 45 } |
50 | 46 |
51 #include "TestClassDef.h" | 47 #include "TestClassDef.h" |
52 DEFINE_TESTCLASS("FillPath", FillPathTestClass, TestFillPathInverse) | 48 DEFINE_TESTCLASS("FillPath", FillPathTestClass, TestFillPathInverse) |
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