Files
Z3D/include/assets/file_parsers/generic/generic_3dtk_loader.hpp
2025-04-02 17:45:41 +02:00

82 lines
1.7 KiB
C++

#pragma once
#include <filesystem>
#include <charconv>
#include <string_view>
#include "glm/mat4x4.hpp"
#include "util/result.hpp"
#include "util/string_list.hpp"
#include "assets/data_stores.hpp"
#include "assets/path_id_lookups.hpp"
#include "assets/data/point_cloud_data.hpp"
#include "assets/data_stores/point_cloud_store.hpp"
namespace assets::detail
{
template<bool Normal, bool Color, bool Reflectance>
struct generic_3dtk_loader
{
using data_type = point_cloud_data;
using store_type = point_cloud_data;
using lookup_type = point_cloud_id_lookup;
[[nodiscard]] std::error_code prefetch(
path_id_lookups& lookups
);
[[nodiscard]] std::error_code load(
path_id_lookups& lookups,
data_stores& stores,
bool pedantic = false
);
protected:
class parser_context
{
public:
parser_context(
path_id_lookups& m_id_lookups,
data_stores& m_stores
);
void operator()(lookup_type::const_pointer entry) noexcept;
protected:
void reset();
private:
path_id_lookups* m_id_lookups;
data_stores* m_stores;
data_type m_point_cloud{};
std::filesystem::path m_last_pose_path{};
pose_list_view m_last_pose_list{};
};
[[nodiscard]] static ztu::result<std::size_t> parse_scan_index(
std::string_view filename
);
protected:
[[nodiscard]] static std::error_code parse_file(
const std::filesystem::path& filename,
data_type& point_cloud
);
static void transform_point_cloud(
std::span<point_cloud_vertex_components::position> points,
const pose_data& pose
);
private:
std::vector<lookup_type::const_pointer> m_path_buffer;
};
}
#define INCLUDE_GENERIC_3DTK_LOADER_IMPLEMENTATION
#include "assets/file_parsers/generic/generic_3dtk_loader.ipp"
#undef INCLUDE_GENERIC_3DTK_LOADER_IMPLEMENTATION