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
|
#include "impl.hpp"
#include "compat/assert.hpp"
#include "compat/exception.hpp"
#include "src/emplacer.hpp"
#include "src/tile-atlas.hpp"
#include "src/anim-atlas.hpp"
#include <algorithm>
#include <Corrade/Containers/ArrayViewStl.h>
#include <Corrade/Containers/Pair.h>
#include <Corrade/Containers/StridedArrayView.h>
#include <Corrade/Containers/StringStlView.h>
#include <Corrade/Utility/Path.h>
#include <Magnum/Trade/ImageData.h>
namespace floormat::loader_detail {
std::shared_ptr<tile_atlas> loader_impl::tile_atlas(StringView name, Vector2ub size) noexcept(false)
{
fm_soft_assert(check_atlas_name(name));
const emplacer e{[&] { return std::make_shared<struct tile_atlas>(name, texture(IMAGE_PATH, name), size); }};
auto atlas = tile_atlas_map.try_emplace(name, e).first->second;
return atlas;
}
ArrayView<String> loader_impl::anim_atlas_list()
{
if (anim_atlases.empty())
get_anim_atlas_list();
return anim_atlases;
}
std::shared_ptr<anim_atlas> loader_impl::anim_atlas(StringView name, StringView dir) noexcept(false)
{
fm_soft_assert(check_atlas_name(name));
if (auto it = anim_atlas_map.find(name); it != anim_atlas_map.end())
return it->second;
else
{
const auto path = Path::join(dir, Path::splitExtension(name).first());
auto anim_info = deserialize_anim(path + ".json");
for (anim_group& group : anim_info.groups)
{
if (!group.mirror_from.isEmpty())
{
auto it = std::find_if(anim_info.groups.cbegin(), anim_info.groups.cend(),
[&](const anim_group& x) { return x.name == group.mirror_from; });
if (it == anim_info.groups.cend())
fm_throw("can't find group '{}' to mirror from '{}'"_cf, group.mirror_from.data(), group.name.data());
group.frames = it->frames;
for (anim_frame& f : group.frames)
f.ground = Vector2i((Int)f.size[0] - f.ground[0], f.ground[1]);
}
}
auto tex = texture("", path);
fm_soft_assert(!anim_info.object_name.isEmpty());
fm_soft_assert(anim_info.pixel_size.product() > 0);
fm_soft_assert(!anim_info.groups.empty());
fm_soft_assert(anim_info.nframes > 0);
fm_soft_assert(anim_info.nframes == 1 || anim_info.fps > 0);
const auto size = tex.pixels().size();
const auto width = size[1], height = size[0];
fm_soft_assert(Vector2uz{anim_info.pixel_size} == Vector2uz{width, height});
auto atlas = std::make_shared<struct anim_atlas>(path, tex, std::move(anim_info));
return anim_atlas_map[atlas->name()] = atlas;
}
}
void loader_impl::get_anim_atlas_list()
{
anim_atlases.clear();
anim_atlases.reserve(64);
using f = Path::ListFlag;
constexpr auto flags = f::SkipDirectories | f::SkipDotAndDotDot | f::SkipSpecial | f::SortAscending;
if (const auto list = Path::list(ANIM_PATH, flags); list)
for (StringView str : *list)
if (str.hasSuffix(".json"))
anim_atlases.emplace_back(str.exceptSuffix(std::size(".json")-1));
}
bool loader_impl::check_atlas_name(StringView str)
{
if (str.isEmpty())
return false;
if (str.findAny("\0\\<>&;:^'\""_s) || str.find("/."_s))
return false;
if (str[0] == '.' || str[0] == '/')
return false;
return true;
}
} // namespace floormat::loader_detail
|
