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1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #include "cc/layers/io_surface_layer_impl.h" | |
6 | |
7 #include <stddef.h> | |
8 | |
9 #include "cc/test/layer_test_common.h" | |
10 #include "testing/gtest/include/gtest/gtest.h" | |
11 | |
12 namespace cc { | |
13 namespace { | |
14 | |
15 TEST(IOSurfaceLayerImplTest, Occlusion) { | |
16 gfx::Size layer_size(1000, 1000); | |
17 gfx::Size viewport_size(1000, 1000); | |
18 | |
19 LayerTestCommon::LayerImplTest impl; | |
20 | |
21 IOSurfaceLayerImpl* io_surface_layer_impl = | |
22 impl.AddChildToRoot<IOSurfaceLayerImpl>(); | |
23 io_surface_layer_impl->SetBounds(layer_size); | |
24 io_surface_layer_impl->SetDrawsContent(true); | |
25 | |
26 io_surface_layer_impl->SetIOSurfaceProperties(1, gfx::Size(1, 1)); | |
27 io_surface_layer_impl->WillDraw(DRAW_MODE_HARDWARE, impl.resource_provider()); | |
28 io_surface_layer_impl->DidDraw(impl.resource_provider()); | |
29 | |
30 impl.CalcDrawProps(viewport_size); | |
31 | |
32 { | |
33 SCOPED_TRACE("No occlusion"); | |
34 gfx::Rect occluded; | |
35 impl.AppendQuadsWithOcclusion(io_surface_layer_impl, occluded); | |
36 | |
37 LayerTestCommon::VerifyQuadsExactlyCoverRect(impl.quad_list(), | |
38 gfx::Rect(layer_size)); | |
39 EXPECT_EQ(1u, impl.quad_list().size()); | |
40 } | |
41 | |
42 { | |
43 SCOPED_TRACE("Full occlusion"); | |
44 gfx::Rect occluded(io_surface_layer_impl->visible_layer_rect()); | |
45 impl.AppendQuadsWithOcclusion(io_surface_layer_impl, occluded); | |
46 | |
47 LayerTestCommon::VerifyQuadsExactlyCoverRect(impl.quad_list(), gfx::Rect()); | |
48 EXPECT_EQ(impl.quad_list().size(), 0u); | |
49 } | |
50 | |
51 { | |
52 SCOPED_TRACE("Partial occlusion"); | |
53 gfx::Rect occluded(200, 0, 800, 1000); | |
54 impl.AppendQuadsWithOcclusion(io_surface_layer_impl, occluded); | |
55 | |
56 size_t partially_occluded_count = 0; | |
57 LayerTestCommon::VerifyQuadsAreOccluded( | |
58 impl.quad_list(), occluded, &partially_occluded_count); | |
59 // The layer outputs one quad, which is partially occluded. | |
60 EXPECT_EQ(1u, impl.quad_list().size()); | |
61 EXPECT_EQ(1u, partially_occluded_count); | |
62 } | |
63 } | |
64 | |
65 } // namespace | |
66 } // namespace cc | |
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