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1 // Copyright 2012 The Chromium Authors. All rights reserved. | 1 // Copyright 2012 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/base/math_util.h" | 5 #include "cc/base/math_util.h" |
6 | 6 |
7 #include <cmath> | 7 #include <cmath> |
8 | 8 |
9 #include "cc/test/geometry_test_utils.h" | 9 #include "cc/test/geometry_test_utils.h" |
10 #include "testing/gmock/include/gmock/gmock.h" | 10 #include "testing/gmock/include/gmock/gmock.h" |
11 #include "testing/gtest/include/gtest/gtest.h" | 11 #include "testing/gtest/include/gtest/gtest.h" |
12 #include "ui/gfx/rect.h" | 12 #include "ui/gfx/geometry/rect.h" |
13 #include "ui/gfx/rect_f.h" | 13 #include "ui/gfx/geometry/rect_f.h" |
14 #include "ui/gfx/transform.h" | 14 #include "ui/gfx/transform.h" |
15 | 15 |
16 namespace cc { | 16 namespace cc { |
17 namespace { | 17 namespace { |
18 | 18 |
19 TEST(MathUtilTest, ProjectionOfPerpendicularPlane) { | 19 TEST(MathUtilTest, ProjectionOfPerpendicularPlane) { |
20 // In this case, the m33() element of the transform becomes zero, which could | 20 // In this case, the m33() element of the transform becomes zero, which could |
21 // cause a divide-by-zero when projecting points/quads. | 21 // cause a divide-by-zero when projecting points/quads. |
22 | 22 |
23 gfx::Transform transform; | 23 gfx::Transform transform; |
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188 transform = gfx::Transform(); | 188 transform = gfx::Transform(); |
189 transform.ApplyPerspectiveDepth(10.0); | 189 transform.ApplyPerspectiveDepth(10.0); |
190 transform.Translate3d(0.0, 0.0, 5.0); | 190 transform.Translate3d(0.0, 0.0, 5.0); |
191 output = | 191 output = |
192 MathUtil::MapEnclosedRectWith2dAxisAlignedTransform(transform, input); | 192 MathUtil::MapEnclosedRectWith2dAxisAlignedTransform(transform, input); |
193 EXPECT_EQ(gfx::Rect(2, 4, 6, 8), output); | 193 EXPECT_EQ(gfx::Rect(2, 4, 6, 8), output); |
194 } | 194 } |
195 | 195 |
196 } // namespace | 196 } // namespace |
197 } // namespace cc | 197 } // namespace cc |
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