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upgrade regions format version to 3

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This commit is contained in:
MihailRis 2024-09-06 12:25:52 +03:00
parent 69b90f53c3
commit e30c1b3c03
15 changed files with 138 additions and 149 deletions
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7
src/files/compatibility.cpp
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@ -12,6 +12,7 @@
static inline size_t VOXELS_DATA_SIZE_V1 = CHUNK_VOL * 4;
static inline size_t VOXELS_DATA_SIZE_V2 = CHUNK_VOL * 4;
#include <iostream>
static util::Buffer<ubyte> convert_voxels_1to2(const ubyte* buffer, uint32_t size) {
auto data = compression::decompress(
buffer, size, VOXELS_DATA_SIZE_V1, compression::Method::EXTRLE8);
@ -30,18 +31,20 @@ static util::Buffer<ubyte> convert_voxels_1to2(const ubyte* buffer, uint32_t siz
(static_cast<blockid_t>(bid1) << 8) | static_cast<blockid_t>(bid2);
dst[CHUNK_VOL + i] = (
(static_cast<blockstate_t>(bst1) << 8) |
static_cast<blockstate_t>(bst2)
static_cast<blockstate_t>(bst2)
);
}
size_t outLen;
auto compressed = compression::compress(
data.get(), VOXELS_DATA_SIZE_V2, outLen, compression::Method::EXTRLE16);
dstBuffer.data(), VOXELS_DATA_SIZE_V2, outLen, compression::Method::EXTRLE16);
return util::Buffer<ubyte>(std::move(compressed), outLen);
}
#include "util/timeutil.hpp"
util::Buffer<ubyte> compatibility::convert_region_2to3(
const util::Buffer<ubyte>& src, RegionLayerIndex layer
) {
timeutil::ScopeLogTimer log(555);
const size_t REGION_CHUNKS = 1024;
const size_t HEADER_SIZE = 10;
const size_t OFFSET_TABLE_SIZE = REGION_CHUNKS * sizeof(uint32_t);