| Flutter Impeller |

allocator_unittests.cc
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1 // Copyright 2013 The Flutter 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 <memory>
6 #include "flutter/testing/testing.h"
7 #include "impeller/core/allocator.h"
8 #include "impeller/core/formats.h"
9 #include "impeller/core/texture_descriptor.h"
10 #include "impeller/geometry/size.h"
11 #include "impeller/renderer/testing/mocks.h"
12
13 namespace impeller {
14 namespace testing {
15
16 TEST(AllocatorTest, TextureDescriptorCompatibility) {
17 // Size.
18 {
19 TextureDescriptor desc_a = {.size = ISize(100, 100)};
20 TextureDescriptor desc_b = {.size = ISize(100, 100)};
21 TextureDescriptor desc_c = {.size = ISize(101, 100)};
22
23 ASSERT_EQ(desc_a, desc_b);
24 ASSERT_NE(desc_a, desc_c);
25 }
26 // Storage Mode.
27 {
28 TextureDescriptor desc_a = {.storage_mode = StorageMode::kDevicePrivate};
29 TextureDescriptor desc_b = {.storage_mode = StorageMode::kDevicePrivate};
30 TextureDescriptor desc_c = {.storage_mode = StorageMode::kHostVisible};
31
32 ASSERT_EQ(desc_a, desc_b);
33 ASSERT_NE(desc_a, desc_c);
34 }
35 // Format.
36 {
37 TextureDescriptor desc_a = {.format = PixelFormat::kR8G8B8A8UNormInt};
38 TextureDescriptor desc_b = {.format = PixelFormat::kR8G8B8A8UNormInt};
39 TextureDescriptor desc_c = {.format = PixelFormat::kB10G10R10A10XR};
40
41 ASSERT_EQ(desc_a, desc_b);
42 ASSERT_NE(desc_a, desc_c);
43 }
44 // Sample Count.
45 {
46 TextureDescriptor desc_a = {.sample_count = SampleCount::kCount4};
47 TextureDescriptor desc_b = {.sample_count = SampleCount::kCount4};
48 TextureDescriptor desc_c = {.sample_count = SampleCount::kCount1};
49
50 ASSERT_EQ(desc_a, desc_b);
51 ASSERT_NE(desc_a, desc_c);
52 }
53 // Sample Count.
54 {
55 TextureDescriptor desc_a = {.type = TextureType::kTexture2DMultisample};
56 TextureDescriptor desc_b = {.type = TextureType::kTexture2DMultisample};
57 TextureDescriptor desc_c = {.type = TextureType::kTexture2D};
58
59 ASSERT_EQ(desc_a, desc_b);
60 ASSERT_NE(desc_a, desc_c);
61 }
62 // Compression.
63 {
64 TextureDescriptor desc_a = {.compression_type = CompressionType::kLossless};
65 TextureDescriptor desc_b = {.compression_type = CompressionType::kLossless};
66 TextureDescriptor desc_c = {.compression_type = CompressionType::kLossy};
67
68 ASSERT_EQ(desc_a, desc_b);
69 ASSERT_NE(desc_a, desc_c);
70 }
71 // Mip Count.
72 {
73 TextureDescriptor desc_a = {.mip_count = 1};
74 TextureDescriptor desc_b = {.mip_count = 1};
75 TextureDescriptor desc_c = {.mip_count = 4};
76
77 ASSERT_EQ(desc_a, desc_b);
78 ASSERT_NE(desc_a, desc_c);
79 }
80 }
81
82 TEST(AllocatorTest, RangeTest) {
83 {
84 Range a = Range{0, 10};
85 Range b = Range{10, 20};
86 auto merged = a.Merge(b);
87
88 EXPECT_EQ(merged.offset, 0u);
89 EXPECT_EQ(merged.length, 30u);
90 }
91
92 {
93 Range a = Range{0, 10};
94 Range b = Range{100, 20};
95 auto merged = a.Merge(b);
96
97 EXPECT_EQ(merged.offset, 0u);
98 EXPECT_EQ(merged.length, 120u);
99 }
100
101 {
102 Range a = Range{0, 10};
103 Range b = Range{100, 20};
104 auto merged = b.Merge(a);
105
106 EXPECT_EQ(merged.offset, 0u);
107 EXPECT_EQ(merged.length, 120u);
108 }
109
110 {
111 Range a = Range{0, 10};
112 Range b = Range{100, 0};
113 auto merged = b.Merge(a);
114
115 EXPECT_EQ(merged.offset, 0u);
116 EXPECT_EQ(merged.length, 10u);
117 }
118
119 {
120 Range a = Range{0, 10};
121 Range b = Range{0, 10};
122 auto merged = b.Merge(a);
123
124 EXPECT_EQ(merged.offset, 0u);
125 EXPECT_EQ(merged.length, 10u);
126 }
127 }
128
129 } // namespace testing
130 } // namespace impeller
allocator.h
formats.h
impeller::saturated::b
SI b
Definition: saturated_math.h:87
impeller::testing::TEST
TEST(AllocationSizeTest, CanCreateTypedAllocations)
Definition: allocation_size_unittests.cc:10
impeller
Definition: allocation.cc:12
impeller::StorageMode::kDevicePrivate
@ kDevicePrivate
impeller::StorageMode::kHostVisible
@ kHostVisible
impeller::PixelFormat::kB10G10R10A10XR
@ kB10G10R10A10XR
impeller::PixelFormat::kR8G8B8A8UNormInt
@ kR8G8B8A8UNormInt
impeller::TextureType::kTexture2DMultisample
@ kTexture2DMultisample
impeller::TextureType::kTexture2D
@ kTexture2D
impeller::CompressionType::kLossy
@ kLossy
impeller::CompressionType::kLossless
@ kLossless
impeller::ISize
ISize64 ISize
Definition: size.h:162
impeller::SampleCount::kCount4
@ kCount4
impeller::SampleCount::kCount1
@ kCount1
size.h
impeller::Range
Definition: range.h:13
impeller::Range::Merge
constexpr Range Merge(const Range &other)
Create a new range that is a union of this range and other.
Definition: range.h:27
impeller::TextureDescriptor
A lightweight object that describes the attributes of a texture that can then used an allocator to cr...
Definition: texture_descriptor.h:38
impeller::TextureDescriptor::compression_type
CompressionType compression_type
Definition: texture_descriptor.h:46
impeller::TextureDescriptor::type
TextureType type
Definition: texture_descriptor.h:40
impeller::TextureDescriptor::size
ISize size
Definition: texture_descriptor.h:42
impeller::TextureDescriptor::storage_mode
StorageMode storage_mode
Definition: texture_descriptor.h:39
impeller::TextureDescriptor::sample_count
SampleCount sample_count
Definition: texture_descriptor.h:45
impeller::TextureDescriptor::mip_count
size_t mip_count
Definition: texture_descriptor.h:43
impeller::TextureDescriptor::format
PixelFormat format
Definition: texture_descriptor.h:41
texture_descriptor.h