VoxelEngine/src/world/generator/Structure.cpp
2024-08-22 21:26:30 +03:00

51 lines
1.6 KiB
C++

#include "Structure.hpp"
#include <cstring>
#include "data/dynamic.hpp"
#include "data/dynamic_util.hpp"
#include "voxels/ChunksStorage.hpp"
#include "voxels/VoxelsVolume.hpp"
#include "world/Level.hpp"
std::unique_ptr<Structure> Structure::create(
Level* level, const glm::ivec3& a, const glm::ivec3& b, bool entities
) {
auto start = glm::min(a, b);
auto size = glm::abs(a - b);
VoxelsVolume volume(size.x, size.y, size.z);
level->chunksStorage->getVoxels(&volume);
auto volVoxels = volume.getVoxels();
std::vector<voxel> voxels(size.x*size.y*size.z);
std::memcpy(voxels.data(), volVoxels, sizeof(voxel) * voxels.size());
return std::make_unique<Structure>(size, std::move(voxels));
}
std::unique_ptr<dynamic::Map> Structure::serialize() const {
auto root = std::make_unique<dynamic::Map>();
root->put("version", STRUCTURE_FORMAT_VERSION);
root->put("size", dynamic::to_value(size));
auto& voxelsArr = root->putList("voxels");
for (size_t i = 0; i < voxels.size(); i++) {
voxelsArr.put(static_cast<integer_t>(voxels[i].id));
voxelsArr.put(static_cast<integer_t>(blockstate2int(voxels[i].state)));
}
return root;
}
void Structure::deserialize(dynamic::Map* src) {
size = glm::ivec3();
dynamic::get_vec(src, "size", size);
voxels.resize(size.x*size.y*size.z);
auto voxelsArr = src->list("voxels");
for (size_t i = 0; i < size.x*size.y*size.z; i++) {
voxels[i].id = voxelsArr->integer(i * 2);
voxels[i].state = int2blockstate(voxelsArr->integer(i * 2 + 1));
}
}