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

libs/core/src/eu/core/image.cc

Line	Branch	Exec	Source
1			#include "eu/core/image.h"
2
3			#include "eu/assert/assert.h"
4
5			namespace eu::core
6			{
7
8
9
10		✗	Image::Image() = default;
11
12		✗	std::size_t bytes_from_size(int width, int height, int bpp)
13			{
14		✗	return sizet_from_int(width) * sizet_from_int(height) * sizet_from_int(bpp);
15			}
16
17		✗	bool Image::is_valid() const
18			{
19	0/6 ✗ Branch 2 → 3 not taken. ✗ Branch 2 → 8 not taken. ✗ Branch 3 → 4 not taken. ✗ Branch 3 → 8 not taken. ✗ Branch 6 → 7 not taken. ✗ Branch 6 → 8 not taken.	✗	return width > 0 && height > 0 && data.size() == bytes_from_size(width, height, 4);
20			}
21
22
23
24		✗	void Image::setup_with_alpha_support(int w, int h)
25			{
26		✗	width = w;
27		✗	height = h;
28	0/2 ✗ Branch 3 → 4 not taken. ✗ Branch 3 → 5 not taken.	✗	data.resize(bytes_from_size(width, height, 4), 0);
29		✗	}
30
31
32
33		✗	void Image::make_invalid()
34			{
35		✗	width = 0;
36		✗	height = 0;
37		✗	data.clear();
38		✗	}
39
40
41
42		✗	void Image::set_pixel(int x, int y, int r, unsigned char g, unsigned char b, unsigned char a)
43			{
44		✗	const int index = (y * width + x) * 4;
45		✗	data[index + 0] = r;
46		✗	data[index + 1] = g;
47		✗	data[index + 2] = b;
48		✗	data[index + 3] = a;
49		✗	}
50
51		✗	void Image::set_pixel(int x, int y, const PixelColor& color)
52			{
53		✗	set_pixel(x, y, color.r, color.g, color.b, color.a);
54		✗	}
55
56
57		✗	PixelColor Image::get_pixel(int x, int y) const
58			{
59	0/16 ✗ Branch 2 → 3 not taken. ✗ Branch 2 → 7 not taken. ✗ Branch 3 → 4 not taken. ✗ Branch 3 → 7 not taken. ✗ Branch 4 → 5 not taken. ✗ Branch 4 → 7 not taken. ✗ Branch 5 → 6 not taken. ✗ Branch 5 → 7 not taken. ✗ Branch 15 → 16 not taken. ✗ Branch 15 → 31 not taken. ✗ Branch 16 → 17 not taken. ✗ Branch 16 → 29 not taken. ✗ Branch 20 → 21 not taken. ✗ Branch 20 → 22 not taken. ✗ Branch 35 → 36 not taken. ✗ Branch 35 → 37 not taken.	✗	ASSERTX(x >= 0 && x < width && y >= 0 && y < height, x, y, width, height);
60		✗	const auto index = (y * width + x) * 4;
61			return {
62		✗	.r = data[index + 0],
63		✗	.g = data[index + 1],
64		✗	.b = data[index + 2],
65		✗	.a = data[index + 3]
66		✗	};
67	0/12 ✗ Branch 9 → 10 not taken. ✗ Branch 9 → 38 not taken. ✗ Branch 10 → 11 not taken. ✗ Branch 10 → 38 not taken. ✗ Branch 11 → 12 not taken. ✗ Branch 11 → 38 not taken. ✗ Branch 12 → 13 not taken. ✗ Branch 12 → 38 not taken. ✗ Branch 38 → 39 not taken. ✗ Branch 38 → 42 not taken. ✗ Branch 40 → 41 not taken. ✗ Branch 40 → 42 not taken.	✗	}
68
69
70
71		✗	void paste_image(Image* dst, int dst_x, int dst_y, const Image& src)
72			{
73			// Assert valid images
74	0/6 ✗ Branch 2 → 3 not taken. ✗ Branch 2 → 9 not taken. ✗ Branch 4 → 5 not taken. ✗ Branch 4 → 9 not taken. ✗ Branch 6 → 7 not taken. ✗ Branch 6 → 41 not taken.	✗	ASSERT(dst != nullptr);
75	0/6 ✗ Branch 10 → 11 not taken. ✗ Branch 10 → 17 not taken. ✗ Branch 12 → 13 not taken. ✗ Branch 12 → 17 not taken. ✗ Branch 14 → 15 not taken. ✗ Branch 14 → 44 not taken.	✗	ASSERT(dst->is_valid());
76	0/6 ✗ Branch 18 → 19 not taken. ✗ Branch 18 → 25 not taken. ✗ Branch 20 → 21 not taken. ✗ Branch 20 → 25 not taken. ✗ Branch 22 → 23 not taken. ✗ Branch 22 → 47 not taken.	✗	ASSERT(src.is_valid());
77
78	0/2 ✗ Branch 39 → 26 not taken. ✗ Branch 39 → 40 not taken.	✗	for (int local_y = 0; local_y < src.height; local_y += 1)
79			{
80		✗	const auto y = dst_y + local_y;
81	0/4 ✗ Branch 26 → 27 not taken. ✗ Branch 26 → 28 not taken. ✗ Branch 27 → 28 not taken. ✗ Branch 27 → 29 not taken.	✗	if (y < 0 \|\| y >= dst->height)
82			{
83			// if y is outside the destination image, skip the entire horizontal row
84		✗	continue;
85			}
86
87	0/2 ✗ Branch 37 → 30 not taken. ✗ Branch 37 → 38 not taken.	✗	for (int local_x = 0; local_x < src.width; local_x += 1)
88			{
89		✗	const auto x = dst_x + local_x;
90	0/4 ✗ Branch 30 → 31 not taken. ✗ Branch 30 → 32 not taken. ✗ Branch 31 → 32 not taken. ✗ Branch 31 → 33 not taken.	✗	if (x < 0 \|\| x >= dst->width)
91			{
92			// if x is outside the destination image, skip this pixel
93		✗	continue;
94			}
95
96	0/2 ✗ Branch 33 → 34 not taken. ✗ Branch 33 → 50 not taken.	✗	const auto src_color = src.get_pixel(local_x, local_y);
97		✗	dst->set_pixel(x, y, src_color);
98			}
99			}
100		✗	}
101
102
103			}
104