VoxelEngine/src/files/WorldFiles.cpp
2024-06-26 18:14:04 +03:00

160 lines
4.3 KiB
C++

#include "WorldFiles.hpp"
#include "../coders/byte_utils.hpp"
#include "../coders/json.hpp"
#include "../constants.hpp"
#include "../content/Content.hpp"
#include "../core_defs.hpp"
#include "../data/dynamic.hpp"
#include "../items/Inventory.hpp"
#include "../items/ItemDef.hpp"
#include "../lighting/Lightmap.hpp"
#include "../maths/voxmaths.hpp"
#include "../objects/Player.hpp"
#include "../objects/EntityDef.hpp"
#include "../physics/Hitbox.hpp"
#include "../typedefs.hpp"
#include "../settings.hpp"
#include "../util/data_io.hpp"
#include "../voxels/Block.hpp"
#include "../voxels/Chunk.hpp"
#include "../voxels/voxel.hpp"
#include "../window/Camera.hpp"
#include "../world/World.hpp"
#include <cassert>
#include <iostream>
#include <cstdint>
#include <fstream>
#include <sstream>
#include <cstring>
#include <utility>
#define WORLD_FORMAT_MAGIC ".VOXWLD"
WorldFiles::WorldFiles(const fs::path& directory) : directory(directory), regions(directory) {
}
WorldFiles::WorldFiles(const fs::path& directory, const DebugSettings& settings)
: WorldFiles(directory)
{
generatorTestMode = settings.generatorTestMode.get();
doWriteLights = settings.doWriteLights.get();
regions.generatorTestMode = generatorTestMode;
regions.doWriteLights = doWriteLights;
}
WorldFiles::~WorldFiles() {
}
void WorldFiles::createDirectories() {
fs::create_directories(directory / fs::path("data"));
fs::create_directories(directory / fs::path("content"));
}
fs::path WorldFiles::getPlayerFile() const {
return directory/fs::path("player.json");
}
fs::path WorldFiles::getWorldFile() const {
return directory/fs::path(WORLD_FILE);
}
fs::path WorldFiles::getIndicesFile() const {
return directory/fs::path("indices.json");
}
fs::path WorldFiles::getPacksFile() const {
return directory/fs::path("packs.list");
}
void WorldFiles::write(const World* world, const Content* content) {
if (world) {
writeWorldInfo(world);
if (!fs::exists(getPacksFile())) {
writePacks(world->getPacks());
}
}
if (generatorTestMode) {
return;
}
writeIndices(content->getIndices());
regions.write();
}
void WorldFiles::writePacks(const std::vector<ContentPack>& packs) {
auto packsFile = getPacksFile();
std::stringstream ss;
ss << "# autogenerated; do not modify\n";
for (const auto& pack : packs) {
ss << pack.id << "\n";
}
files::write_string(packsFile, ss.str());
}
template<class T>
static void write_indices(const ContentUnitIndices<T>& indices, dynamic::List& list) {
size_t count = indices.count();
for (size_t i = 0; i < count; i++) {
list.put(indices.get(i)->name);
}
}
void WorldFiles::writeIndices(const ContentIndices* indices) {
dynamic::Map root;
write_indices(indices->blocks, root.putList("blocks"));
write_indices(indices->items, root.putList("items"));
write_indices(indices->entities, root.putList("entities"));
files::write_json(getIndicesFile(), &root);
}
void WorldFiles::writeWorldInfo(const World* world) {
files::write_json(getWorldFile(), world->serialize().get());
}
bool WorldFiles::readWorldInfo(World* world) {
fs::path file = getWorldFile();
if (!fs::is_regular_file(file)) {
std::cerr << "warning: world.json does not exists" << std::endl;
return false;
}
auto root = files::read_json(file);
world->deserialize(root.get());
return true;
}
static void erase_pack_indices(dynamic::Map* root, const std::string& id) {
auto prefix = id+":";
auto blocks = root->list("blocks");
for (uint i = 0; i < blocks->size(); i++) {
auto name = blocks->str(i);
if (name.find(prefix) != 0)
continue;
auto value = blocks->getValueWriteable(i);
*value = CORE_AIR;
}
auto items = root->list("items");
for (uint i = 0; i < items->size(); i++) {
auto name = items->str(i);
if (name.find(prefix) != 0)
continue;
auto value = items->getValueWriteable(i);
*value = CORE_EMPTY;
}
}
void WorldFiles::removeIndices(const std::vector<std::string>& packs) {
auto root = files::read_json(getIndicesFile());
for (const auto& id : packs) {
erase_pack_indices(root.get(), id);
}
files::write_json(getIndicesFile(), root.get());
}
fs::path WorldFiles::getFolder() const {
return directory;
}