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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 #include "SkCanvas.h" | 8 #include "SkCanvas.h" |
9 #include "SkColorShader.h" | 9 #include "SkColorShader.h" |
10 #include "SkGradientShader.h" | 10 #include "SkGradientShader.h" |
11 #include "SkShader.h" | 11 #include "SkShader.h" |
12 #include "SkTemplates.h" | 12 #include "SkTemplates.h" |
13 #include "Test.h" | 13 #include "Test.h" |
14 | 14 |
15 // https://code.google.com/p/chromium/issues/detail?id=448299 | 15 // https://code.google.com/p/chromium/issues/detail?id=448299 |
16 // Giant (inverse) matrix causes overflow when converting/computing using 32.32 | 16 // Giant (inverse) matrix causes overflow when converting/computing using 32.32 |
17 // Before the fix, we would assert (and then crash). | 17 // Before the fix, we would assert (and then crash). |
18 static void test_big_grad(skiatest::Reporter* reporter) { | 18 static void test_big_grad(skiatest::Reporter* reporter) { |
19 const SkColor colors[] = { SK_ColorRED, SK_ColorBLUE }; | 19 const SkColor colors[] = { SK_ColorRED, SK_ColorBLUE }; |
20 const SkPoint pts[] = {{ 15, 14.7112684f }, { 0.709064007f, 12.6108112f }}; | 20 const SkPoint pts[] = {{ 15, 14.7112684f }, { 0.709064007f, 12.6108112f }}; |
21 SkShader* s = SkGradientShader::CreateLinear(pts, colors, NULL, 2, SkShader:
:kClamp_TileMode); | 21 SkShader* s = SkGradientShader::CreateLinear(pts, colors, nullptr, 2, SkShad
er::kClamp_TileMode); |
22 SkPaint paint; | 22 SkPaint paint; |
23 paint.setShader(s)->unref(); | 23 paint.setShader(s)->unref(); |
24 | 24 |
25 SkBitmap bm; | 25 SkBitmap bm; |
26 bm.allocN32Pixels(2000, 1); | 26 bm.allocN32Pixels(2000, 1); |
27 SkCanvas c(bm); | 27 SkCanvas c(bm); |
28 | 28 |
29 const SkScalar affine[] = { | 29 const SkScalar affine[] = { |
30 1.06608627e-06f, 4.26434525e-07f, 6.2855f, 2.6611f, 273.4393f, 244.0046f | 30 1.06608627e-06f, 4.26434525e-07f, 6.2855f, 2.6611f, 273.4393f, 244.0046f |
31 }; | 31 }; |
(...skipping 28 matching lines...) Expand all Loading... |
60 !memcmp(info->fColors, fColors, fColorCount * sizeof(SkC
olor))); | 60 !memcmp(info->fColors, fColors, fColorCount * sizeof(SkC
olor))); |
61 REPORTER_ASSERT(reporter, | 61 REPORTER_ASSERT(reporter, |
62 !memcmp(info->fColorOffsets, fPos, fColorCount * sizeof(
SkScalar))); | 62 !memcmp(info->fColorOffsets, fPos, fColorCount * sizeof(
SkScalar))); |
63 REPORTER_ASSERT(reporter, fTileMode == info->fTileMode); | 63 REPORTER_ASSERT(reporter, fTileMode == info->fTileMode); |
64 } | 64 } |
65 }; | 65 }; |
66 | 66 |
67 | 67 |
68 static void none_gradproc(skiatest::Reporter* reporter, const GradRec&) { | 68 static void none_gradproc(skiatest::Reporter* reporter, const GradRec&) { |
69 SkAutoTUnref<SkShader> s(SkShader::CreateEmptyShader()); | 69 SkAutoTUnref<SkShader> s(SkShader::CreateEmptyShader()); |
70 REPORTER_ASSERT(reporter, SkShader::kNone_GradientType == s->asAGradient(NUL
L)); | 70 REPORTER_ASSERT(reporter, SkShader::kNone_GradientType == s->asAGradient(nul
lptr)); |
71 } | 71 } |
72 | 72 |
73 static void color_gradproc(skiatest::Reporter* reporter, const GradRec& rec) { | 73 static void color_gradproc(skiatest::Reporter* reporter, const GradRec& rec) { |
74 SkAutoTUnref<SkShader> s(new SkColorShader(rec.fColors[0])); | 74 SkAutoTUnref<SkShader> s(new SkColorShader(rec.fColors[0])); |
75 REPORTER_ASSERT(reporter, SkShader::kColor_GradientType == s->asAGradient(NU
LL)); | 75 REPORTER_ASSERT(reporter, SkShader::kColor_GradientType == s->asAGradient(nu
llptr)); |
76 | 76 |
77 SkShader::GradientInfo info; | 77 SkShader::GradientInfo info; |
78 info.fColors = NULL; | 78 info.fColors = nullptr; |
79 info.fColorCount = 0; | 79 info.fColorCount = 0; |
80 s->asAGradient(&info); | 80 s->asAGradient(&info); |
81 REPORTER_ASSERT(reporter, 1 == info.fColorCount); | 81 REPORTER_ASSERT(reporter, 1 == info.fColorCount); |
82 } | 82 } |
83 | 83 |
84 static void linear_gradproc(skiatest::Reporter* reporter, const GradRec& rec) { | 84 static void linear_gradproc(skiatest::Reporter* reporter, const GradRec& rec) { |
85 SkAutoTUnref<SkShader> s(SkGradientShader::CreateLinear(rec.fPoint, | 85 SkAutoTUnref<SkShader> s(SkGradientShader::CreateLinear(rec.fPoint, |
86 rec.fColors, | 86 rec.fColors, |
87 rec.fPos, | 87 rec.fPos, |
88 rec.fColorCount, | 88 rec.fColorCount, |
(...skipping 105 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
194 for (size_t i = 0; i < SK_ARRAY_COUNT(gProcs); ++i) { | 194 for (size_t i = 0; i < SK_ARRAY_COUNT(gProcs); ++i) { |
195 gProcs[i](reporter, rec); | 195 gProcs[i](reporter, rec); |
196 } | 196 } |
197 } | 197 } |
198 | 198 |
199 DEF_TEST(Gradient, reporter) { | 199 DEF_TEST(Gradient, reporter) { |
200 TestGradientShaders(reporter); | 200 TestGradientShaders(reporter); |
201 TestConstantGradient(reporter); | 201 TestConstantGradient(reporter); |
202 test_big_grad(reporter); | 202 test_big_grad(reporter); |
203 } | 203 } |
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