1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
|
// Copyright 2018 The Amber Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "src/buffer.h"
#include <utility>
#include "gtest/gtest.h"
#include "src/format_parser.h"
namespace amber {
using BufferTest = testing::Test;
TEST_F(BufferTest, EmptyByDefault) {
Buffer b(BufferType::kColor);
EXPECT_EQ(static_cast<size_t>(0U), b.ElementCount());
EXPECT_EQ(static_cast<size_t>(0U), b.ValueCount());
EXPECT_EQ(static_cast<size_t>(0U), b.GetSizeInBytes());
}
TEST_F(BufferTest, Size) {
FormatParser fp;
Buffer b(BufferType::kColor);
b.SetFormat(fp.Parse("R16_SINT"));
b.SetElementCount(10);
EXPECT_EQ(10, b.ElementCount());
EXPECT_EQ(10, b.ValueCount());
EXPECT_EQ(10 * sizeof(int16_t), b.GetSizeInBytes());
}
TEST_F(BufferTest, SizeFromData) {
std::vector<Value> values;
values.resize(5);
FormatParser fp;
Buffer b(BufferType::kColor);
b.SetFormat(fp.Parse("R32_SFLOAT"));
b.SetData(std::move(values));
EXPECT_EQ(5, b.ElementCount());
EXPECT_EQ(5, b.ValueCount());
EXPECT_EQ(5 * sizeof(float), b.GetSizeInBytes());
}
TEST_F(BufferTest, SizeFromDataDoesNotOverrideSize) {
std::vector<Value> values;
values.resize(5);
FormatParser fp;
Buffer b(BufferType::kColor);
b.SetFormat(fp.Parse("R32_SFLOAT"));
b.SetElementCount(20);
b.SetData(std::move(values));
EXPECT_EQ(20, b.ElementCount());
EXPECT_EQ(20, b.ValueCount());
EXPECT_EQ(20 * sizeof(float), b.GetSizeInBytes());
}
TEST_F(BufferTest, SizeMatrixStd430) {
FormatParser fp;
auto fmt = fp.Parse("R16G16_SINT");
fmt->SetColumnCount(3);
Buffer b(BufferType::kColor);
b.SetFormat(std::move(fmt));
b.SetElementCount(10);
EXPECT_EQ(10, b.ElementCount());
EXPECT_EQ(60, b.ValueCount());
EXPECT_EQ(60 * sizeof(int16_t), b.GetSizeInBytes());
}
TEST_F(BufferTest, SizeMatrixStd140) {
FormatParser fp;
auto fmt = fp.Parse("R16G16_SINT");
fmt->SetColumnCount(3);
fmt->SetLayout(Format::Layout::kStd140);
Buffer b(BufferType::kColor);
b.SetFormat(std::move(fmt));
b.SetElementCount(10);
EXPECT_EQ(10, b.ElementCount());
EXPECT_EQ(120, b.ValueCount());
EXPECT_EQ(120 * sizeof(int16_t), b.GetSizeInBytes());
}
TEST_F(BufferTest, SizeMatrixPaddedStd430) {
FormatParser fp;
auto fmt = fp.Parse("R32G32B32_SINT");
fmt->SetColumnCount(3);
Buffer b(BufferType::kColor);
b.SetFormat(std::move(fmt));
b.SetValueCount(9);
EXPECT_EQ(1U, b.ElementCount());
EXPECT_EQ(12U, b.ValueCount());
EXPECT_EQ(12U * sizeof(int32_t), b.GetSizeInBytes());
}
} // namespace amber
|