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1 // Copyright 2011 The Chromium Authors. All rights reserved. | 1 // Copyright 2011 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "cc/math_util.h" | 5 #include "cc/math_util.h" |
6 #include "testing/gtest/include/gtest/gtest.h" | 6 #include "testing/gtest/include/gtest/gtest.h" |
7 #include "ui/gfx/rect_f.h" | 7 #include "ui/gfx/rect_f.h" |
8 #include "ui/gfx/quad_f.h" | 8 #include "ui/gfx/quad_f.h" |
9 #include <public/WebTransformationMatrix.h> | 9 #include "ui/gfx/transform.h" |
10 | |
11 using WebKit::WebTransformationMatrix; | |
12 | 10 |
13 namespace cc { | 11 namespace cc { |
14 namespace { | 12 namespace { |
15 | 13 |
16 // TODO(danakj) Move this test to ui/gfx/ when we don't use WebTransformationMat
rix. | 14 // TODO(danakj) Move this test to ui/gfx/ when we don't need MathUtil::mapQuad. |
17 TEST(FloatQuadTest, IsRectilinearTest) | 15 TEST(FloatQuadTest, IsRectilinearTest) |
18 { | 16 { |
19 const int numRectilinear = 8; | 17 const int numRectilinear = 8; |
20 WebTransformationMatrix rectilinearTrans[numRectilinear]; | 18 gfx::Transform rectilinearTrans[numRectilinear]; |
21 rectilinearTrans[1].rotate(90); | 19 rectilinearTrans[1].Rotate(90); |
22 rectilinearTrans[2].rotate(180); | 20 rectilinearTrans[2].Rotate(180); |
23 rectilinearTrans[3].rotate(270); | 21 rectilinearTrans[3].Rotate(270); |
24 rectilinearTrans[4].skewX(0.00000000001); | 22 rectilinearTrans[4].SkewX(0.00000000001); |
25 rectilinearTrans[5].skewY(0.00000000001); | 23 rectilinearTrans[5].SkewY(0.00000000001); |
26 rectilinearTrans[6].scale(0.00001); | 24 rectilinearTrans[6].Scale(0.00001, 0.00001); |
27 rectilinearTrans[6].rotate(180); | 25 rectilinearTrans[6].Rotate(180); |
28 rectilinearTrans[7].scale(100000); | 26 rectilinearTrans[7].Scale(100000, 100000); |
29 rectilinearTrans[7].rotate(180); | 27 rectilinearTrans[7].Rotate(180); |
30 | 28 |
31 for (int i = 0; i < numRectilinear; ++i) { | 29 for (int i = 0; i < numRectilinear; ++i) { |
32 bool clipped = false; | 30 bool clipped = false; |
33 gfx::QuadF quad = MathUtil::mapQuad(rectilinearTrans[i], gfx::QuadF(gfx:
:RectF(0.01010101f, 0.01010101f, 100.01010101f, 100.01010101f)), clipped); | 31 gfx::QuadF quad = MathUtil::mapQuad(rectilinearTrans[i], gfx::QuadF(gfx:
:RectF(0.01010101f, 0.01010101f, 100.01010101f, 100.01010101f)), clipped); |
34 ASSERT_TRUE(!clipped); | 32 ASSERT_TRUE(!clipped); |
35 EXPECT_TRUE(quad.IsRectilinear()); | 33 EXPECT_TRUE(quad.IsRectilinear()); |
36 } | 34 } |
37 | 35 |
38 const int numNonRectilinear = 10; | 36 const int numNonRectilinear = 10; |
39 WebTransformationMatrix nonRectilinearTrans[numNonRectilinear]; | 37 gfx::Transform nonRectilinearTrans[numNonRectilinear]; |
40 nonRectilinearTrans[0].rotate(359.999); | 38 nonRectilinearTrans[0].Rotate(359.999); |
41 nonRectilinearTrans[1].rotate(0.0000001); | 39 nonRectilinearTrans[1].Rotate(0.0000001); |
42 nonRectilinearTrans[2].rotate(89.999999); | 40 nonRectilinearTrans[2].Rotate(89.999999); |
43 nonRectilinearTrans[3].rotate(90.0000001); | 41 nonRectilinearTrans[3].Rotate(90.0000001); |
44 nonRectilinearTrans[4].rotate(179.999999); | 42 nonRectilinearTrans[4].Rotate(179.999999); |
45 nonRectilinearTrans[5].rotate(180.0000001); | 43 nonRectilinearTrans[5].Rotate(180.0000001); |
46 nonRectilinearTrans[6].rotate(269.999999); | 44 nonRectilinearTrans[6].Rotate(269.999999); |
47 nonRectilinearTrans[7].rotate(270.0000001); | 45 nonRectilinearTrans[7].Rotate(270.0000001); |
48 nonRectilinearTrans[8].skewX(0.00001); | 46 nonRectilinearTrans[8].SkewX(0.00001); |
49 nonRectilinearTrans[9].skewY(0.00001); | 47 nonRectilinearTrans[9].SkewY(0.00001); |
50 | 48 |
51 for (int i = 0; i < numNonRectilinear; ++i) { | 49 for (int i = 0; i < numNonRectilinear; ++i) { |
52 bool clipped = false; | 50 bool clipped = false; |
53 gfx::QuadF quad = MathUtil::mapQuad(nonRectilinearTrans[i], gfx::QuadF(g
fx::RectF(0.01010101f, 0.01010101f, 100.01010101f, 100.01010101f)), clipped); | 51 gfx::QuadF quad = MathUtil::mapQuad(nonRectilinearTrans[i], gfx::QuadF(g
fx::RectF(0.01010101f, 0.01010101f, 100.01010101f, 100.01010101f)), clipped); |
54 ASSERT_TRUE(!clipped); | 52 ASSERT_TRUE(!clipped); |
55 EXPECT_FALSE(quad.IsRectilinear()); | 53 EXPECT_FALSE(quad.IsRectilinear()); |
56 } | 54 } |
57 } | 55 } |
58 | 56 |
59 } // namespace | 57 } // namespace |
60 } // namespace cc | 58 } // namespace cc |
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