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#include "impl.hpp"
#include "src/tile-constants.hpp"
#include "src/ground-atlas.hpp"
#include "compat/exception.hpp"
#include "serialize/json-helper.hpp"
#include "serialize/corrade-string.hpp"
#include "serialize/ground-atlas.hpp"
#include "src/tile-defs.hpp"
#include <Corrade/Containers/ArrayViewStl.h>
#include <Corrade/Utility/Path.h>
#include <Magnum/Trade/ImageData.h>
#include <Magnum/ImageView.h>
namespace floormat {
using loader_detail::loader_impl;
std::shared_ptr<ground_atlas>
loader_::get_ground_atlas(StringView name, Vector2ub size, pass_mode pass) noexcept(false)
{
fm_assert(name != loader.INVALID);
char buf[FILENAME_MAX];
auto filename = make_atlas_path(buf, loader.GROUND_TILESET_PATH, name);
auto tex = texture(""_s, filename);
auto info = ground_def{name, size, pass};
auto atlas = std::make_shared<class ground_atlas>(info, filename, tex);
return atlas;
}
} // namespace floormat
namespace floormat::loader_detail {
// todo copypasta from wall-atlas.cpp
std::shared_ptr<class ground_atlas> loader_impl::ground_atlas(StringView name, loader_policy policy) noexcept(false)
{
(void)ground_atlas_list();
switch (policy)
{
case loader_policy::error:
fm_assert(name != INVALID);
break;
case loader_policy::ignore:
case loader_policy::warn:
break;
default:
fm_abort("invalid loader_policy");
}
fm_soft_assert(check_atlas_name(name));
auto it = ground_atlas_map.find(name);
if (it != ground_atlas_map.end()) [[likely]]
{
if (it->second == (ground_info*)-1) [[unlikely]]
{
switch (policy)
{
case loader_policy::error:
goto error;
case loader_policy::warn:
case loader_policy::ignore:
goto missing_ok;
}
fm_assert(false);
std::unreachable();
}
else if (!it->second->atlas)
return it->second->atlas = get_ground_atlas(name, it->second->size, it->second->pass);
else
return it->second->atlas;
}
else
{
switch (policy)
{
case loader_policy::error:
goto error;
case loader_policy::warn:
goto missing_warn;
case loader_policy::ignore:
goto missing_ok;
}
fm_assert(false);
std::unreachable();
}
missing_warn:
{
missing_ground_atlases.push_back(String { AllocatedInit, name });
auto string_view = StringView{missing_ground_atlases.back()};
ground_atlas_map[string_view] = (ground_info*)-1;
}
if (name != loader.INVALID)
DBG_nospace << "ground_atlas '" << name << "' doesn't exist";
missing_ok:
return make_invalid_ground_atlas().atlas;
error:
fm_throw("no such ground atlas '{}'"_cf, name);
}
ArrayView<const ground_info> loader_impl::ground_atlas_list() noexcept(false)
{
if (ground_atlas_map.empty()) [[unlikely]]
{
get_ground_atlas_list();
fm_assert(!ground_atlas_map.empty());
}
return ground_atlas_array;
}
void loader_impl::get_ground_atlas_list()
{
fm_assert(ground_atlas_map.empty());
auto defs = json_helper::from_json<std::vector<ground_def>>(Path::join(loader_::GROUND_TILESET_PATH, "ground.json"_s));
std::vector<ground_info> infos;
infos.reserve(defs.size());
for (auto& x : defs)
infos.push_back(ground_info{std::move(x.name), {}, x.size, x.pass});
ground_atlas_array = infos;
ground_atlas_array.shrink_to_fit();
ground_atlas_map.clear();
ground_atlas_map.reserve(ground_atlas_array.size()*2);
for (auto& x : ground_atlas_array)
{
fm_soft_assert(x.name != loader.INVALID);
fm_soft_assert(check_atlas_name(x.name));
StringView name = x.name;
ground_atlas_map[name] = &x;
fm_debug_assert(name.data() == ground_atlas_map[name]->name.data());
}
fm_assert(!ground_atlas_map.empty());
}
const ground_info& loader_impl::make_invalid_ground_atlas()
{
if (invalid_ground_atlas) [[likely]]
return *invalid_ground_atlas;
auto atlas = std::make_shared<class ground_atlas>(
ground_def{loader.INVALID, Vector2ub{1,1}, pass_mode::pass},
""_s, make_error_texture(Vector2ui(iTILE_SIZE2)));
invalid_ground_atlas = Pointer<ground_info>{
InPlaceInit, atlas->name(),
atlas, atlas->num_tiles2(), atlas->pass_mode()};
return *invalid_ground_atlas;
}
} // namespace floormat::loader_detail
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