libs/core/src/eu/core/vertex_layout.cc - GCC Code Coverage Report

libs/core/src/eu/core/vertex_layout.cc

Line	Branch	Exec	Source
1			#include "eu/core/vertex_layout.h"
2
3			#include <algorithm>
4
5			#include "eu/assert/assert.h"
6
7			namespace eu::core
8			{
9
10
11		14	std::vector<VertexType> find_duplicates(const ShaderVertexAttributes& attributes)
12			{
13		14	std::vector<VertexType> ret;
14
15		14	std::set<VertexType> seen;
16	2/2 ✓ Branch 11 → 5 taken 35 times. ✓ Branch 11 → 12 taken 14 times.	49	for (const auto& att : attributes)
17			{
18	3/4 ✓ Branch 6 → 7 taken 35 times. ✗ Branch 6 → 15 not taken. ✓ Branch 7 → 8 taken 1 time. ✓ Branch 7 → 9 taken 34 times.	35	if (seen.insert(att.type).second == false)
19			{
20	1/2 ✓ Branch 8 → 9 taken 1 time. ✗ Branch 8 → 15 not taken.	1	ret.emplace_back(att.type);
21			}
22			}
23
24		14	return ret;
25		14	}
26
27			/** A list of things we need to extract from the Geom when compiling */
28			struct VertexTypeList
29			{
30		9	explicit VertexTypeList(const std::vector<VertexType>& a_base_layout)
31		9	: base_layout(a_base_layout)
32			{
33		9	}
34
35		12	void add(const ShaderVertexAttributes& elements)
36			{
37	2/2 ✓ Branch 8 → 4 taken 27 times. ✓ Branch 8 → 9 taken 12 times.	39	for (const auto& e: elements)
38			{
39	1/2 ✓ Branch 5 → 6 taken 27 times. ✗ Branch 5 → 10 not taken.	27	indices.insert(e.type);
40			}
41		12	}
42
43			std::vector<VertexType> base_layout;
44			std::set<VertexType> indices;
45			};
46
47		16	CompiledShaderVertexAttributes compile_shader_layout(
48			const CompiledVertexTypeList& l,
49			const ShaderVertexAttributes& elements,
50			std::optional<InstanceProp> instance_prop,
51			std::optional<int> start_index
52			)
53			{
54		16	std::vector<CompiledVertexElement> list;
55
56	2/2 ✓ Branch 28 → 4 taken 31 times. ✓ Branch 28 → 29 taken 12 times.	43	for (const auto& e: elements)
57			{
58	1/2 ✓ Branch 5 → 6 taken 31 times. ✗ Branch 5 → 66 not taken.	31	const auto found = l.indices.find(e.type);
59	7/10 ✓ Branch 8 → 9 taken 27 times. ✓ Branch 8 → 10 taken 4 times. ✓ Branch 11 → 12 taken 4 times. ✓ Branch 11 → 18 taken 27 times. ✓ Branch 12 → 13 taken 4 times. ✗ Branch 12 → 66 not taken. ✓ Branch 13 → 14 taken 4 times. ✗ Branch 13 → 18 not taken. ✗ Branch 15 → 16 not taken. ✓ Branch 15 → 57 taken 4 times.	35	ASSERT(found != l.indices.end() && "layout wasn't added to the compilation list");
60	1/2 ✓ Branch 20 → 21 taken 27 times. ✗ Branch 20 → 26 not taken.	27	if (found != l.indices.end())
61			{
62		27	list.push_back({e.type, e.name, found->second});
63			}
64			}
65
66	1/2 ✗ Branch 30 → 31 not taken. ✓ Branch 30 → 51 taken 12 times.	12	if (instance_prop.has_value())
67			{
68			// if the value was provided, it can't be less than what we have already used
69		✗	ASSERT(start_index.has_value() == false \|\| start_index.value() >= l.next_index);
70		✗	list.push_back({instance_prop->type, instance_prop->name, start_index.value_or(l.next_index)});
71			}
72
73		12	return {list, l.debug_types};
74	4/18 ✓ Branch 21 → 22 taken 27 times. ✗ Branch 21 → 65 not taken. ✓ Branch 23 → 24 taken 27 times. ✗ Branch 23 → 60 not taken. ✗ Branch 46 → 47 not taken. ✗ Branch 46 → 76 not taken. ✗ Branch 48 → 49 not taken. ✗ Branch 48 → 71 not taken. ✓ Branch 51 → 52 taken 12 times. ✗ Branch 51 → 80 not taken. ✓ Branch 52 → 53 taken 12 times. ✗ Branch 52 → 77 not taken. ✗ Branch 62 → 63 not taken. ✗ Branch 62 → 64 not taken. ✗ Branch 73 → 74 not taken. ✗ Branch 73 → 75 not taken. ✗ Branch 77 → 78 not taken. ✗ Branch 77 → 79 not taken.	43	}
75
76			[[nodiscard]]
77		9	CompiledGeomVertexAttributes get_geom_layout(const CompiledVertexTypeList& l)
78			{
79		9	std::vector<CompiledVertexElementNoName> list;
80	1/2 ✓ Branch 3 → 4 taken 9 times. ✗ Branch 3 → 27 not taken.	9	list.reserve(l.indices.size());
81
82	2/2 ✓ Branch 12 → 6 taken 22 times. ✓ Branch 12 → 13 taken 9 times.	31	for (const auto& [first, second]: l.indices)
83			{
84	1/2 ✓ Branch 9 → 10 taken 22 times. ✗ Branch 9 → 22 not taken.	22	list.push_back({first, second});
85			}
86
87	1/2 ✓ Branch 15 → 16 taken 9 times. ✗ Branch 15 → 27 not taken.	9	std::sort(
88			list.begin(),
89			list.end(),
90		27	[](const CompiledVertexElementNoName& lhs, const CompiledVertexElementNoName& rhs)
91		27	{ return lhs.index < rhs.index; }
92			);
93
94			// todo(Gustav): the index property is confusing and error-prone, just remove it
95
96		9	return {list, l.debug_types};
97	2/6 ✓ Branch 16 → 17 taken 9 times. ✗ Branch 16 → 27 not taken. ✓ Branch 17 → 18 taken 9 times. ✗ Branch 17 → 24 not taken. ✗ Branch 24 → 25 not taken. ✗ Branch 24 → 26 not taken.	9	}
98
99		22	int calculate_shader_attribute_size(const VertexType&)
100			{
101		22	return 1;
102			}
103
104		9	CompiledVertexTypeList compile_vertex_type_list(const VertexTypeList& list)
105			{
106		9	std::map<VertexType, int> indices;
107
108		9	int next_index = 0;
109
110	2/2 ✓ Branch 11 → 5 taken 2 times. ✓ Branch 11 → 12 taken 9 times.	11	for (const auto type: list.base_layout)
111			{
112	1/2 ✓ Branch 7 → 8 taken 2 times. ✗ Branch 7 → 37 not taken.	2	indices.insert({type, next_index});
113		2	next_index += calculate_shader_attribute_size(type);
114			}
115
116	2/2 ✓ Branch 26 → 14 taken 22 times. ✓ Branch 26 → 27 taken 9 times.	31	for (const auto type: list.indices)
117			{
118			// already in base layout, don't add again
119	3/4 ✓ Branch 16 → 17 taken 22 times. ✗ Branch 16 → 39 not taken. ✓ Branch 18 → 19 taken 2 times. ✓ Branch 18 → 20 taken 20 times.	22	if (indices.find(type) != indices.end())
120			{
121		2	continue;
122			}
123
124	1/2 ✓ Branch 21 → 22 taken 20 times. ✗ Branch 21 → 41 not taken.	20	indices.insert({type, next_index});
125		20	next_index += calculate_shader_attribute_size(type);
126			}
127
128		18	return {indices, {list.indices.begin(), list.indices.end()}, next_index};
129	2/6 ✓ Branch 27 → 28 taken 9 times. ✗ Branch 27 → 49 not taken. ✓ Branch 32 → 33 taken 9 times. ✗ Branch 32 → 43 not taken. ✗ Branch 46 → 47 not taken. ✗ Branch 46 → 48 not taken.	18	}
130
131		9	CompiledVertexTypeList compile_attribute_layouts(
132			const std::vector<VertexType>& base_layout, const std::vector<ShaderVertexAttributes>& descriptions
133			)
134			{
135	1/2 ✓ Branch 2 → 3 taken 9 times. ✗ Branch 2 → 37 not taken.	9	auto list = VertexTypeList{base_layout};
136
137	2/2 ✓ Branch 22 → 5 taken 12 times. ✓ Branch 22 → 23 taken 9 times.	21	for (const auto& d: descriptions)
138			{
139	1/2 ✓ Branch 6 → 7 taken 12 times. ✗ Branch 6 → 33 not taken.	12	const auto duplicates = find_duplicates(d);
140	2/10 ✓ Branch 8 → 9 taken 12 times. ✗ Branch 8 → 10 not taken. ✗ Branch 11 → 12 not taken. ✓ Branch 11 → 18 taken 12 times. ✗ Branch 12 → 13 not taken. ✗ Branch 12 → 31 not taken. ✗ Branch 13 → 14 not taken. ✗ Branch 13 → 18 not taken. ✗ Branch 15 → 16 not taken. ✗ Branch 15 → 28 not taken.	12	ASSERT(duplicates.empty() && "ShaderVertexAttributes has duplicate types");
141	1/2 ✓ Branch 18 → 19 taken 12 times. ✗ Branch 18 → 31 not taken.	12	list.add(d);
142		12	}
143
144	1/2 ✓ Branch 23 → 24 taken 9 times. ✗ Branch 23 → 35 not taken.	18	return compile_vertex_type_list(list);
145		9	}
146
147		8	CompiledVertexTypeList compile_attribute_layouts(const std::vector<ShaderVertexAttributes>& descriptions)
148			{
149	1/2 ✓ Branch 3 → 4 taken 8 times. ✗ Branch 3 → 8 not taken.	8	return compile_attribute_layouts({}, descriptions);
150			}
151
152			} // namespace eu::core
153