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authorLaG1924 <12997935+LaG1924@users.noreply.github.com>2017-08-19 17:20:51 +0200
committerLaG1924 <12997935+LaG1924@users.noreply.github.com>2017-08-19 17:20:51 +0200
commitf24107368fa47f911f4491f644ff3755525c91e1 (patch)
tree02dc3583ed82d81139b17191af9a9bfae40c45a9 /old/world/Section.cpp
parent2017-08-18 (diff)
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Diffstat (limited to 'old/world/Section.cpp')
-rw-r--r--old/world/Section.cpp147
1 files changed, 0 insertions, 147 deletions
diff --git a/old/world/Section.cpp b/old/world/Section.cpp
deleted file mode 100644
index 8b86afd..0000000
--- a/old/world/Section.cpp
+++ /dev/null
@@ -1,147 +0,0 @@
-#include "Section.hpp"
-
-
-Section::Section(Vector position, byte *dataBlocks, size_t dataBlocksLength, byte *dataLight, byte *dataSky,
- byte bitsPerBlock,
- std::vector<unsigned short> palette) {
- worldPosition = position;
-
- m_dataBlocksLen = dataBlocksLength;
- m_dataBlocks = new byte[m_dataBlocksLen];
- std::copy(dataBlocks, dataBlocks + m_dataBlocksLen, m_dataBlocks);
-
- m_dataLight = new byte[2048];
- std::copy(dataLight, dataLight + 2048, m_dataLight);
-
- if (dataSky) {
- m_dataSkyLight = new byte[2048];
- std::copy(dataSky, dataSky + 2048, m_dataSkyLight);
- }
-
- m_palette = palette;
- m_bitsPerBlock = bitsPerBlock;
-}
-
-Section::~Section() {
- delete[] m_dataBlocks;
- m_dataBlocksLen = 0;
- m_dataBlocks = nullptr;
- delete[] m_dataLight;
- m_dataLight = nullptr;
- delete[] m_dataSkyLight;
- m_dataSkyLight = nullptr;
-}
-
-Block &Section::GetBlock(Vector pos) {
- return m_blocks[pos.GetY() * 256 + pos.GetZ() * 16 + pos.GetX()];
-}
-
-double totalParsingTime = 0;
-
-void Section::Parse() {
- if (!m_blocks.empty())
- return;
-
- long long *longArray = reinterpret_cast<long long *>(m_dataBlocks);
- for (size_t i = 0; i < m_dataBlocksLen / 8; i++)
- endswap(&longArray[i]);
- std::vector<unsigned short> blocks;
- blocks.reserve(4096);
- {
- auto begin = std::chrono::steady_clock::now();
- int bitPos = 0;
- unsigned short t = 0;
- for (size_t i = 0; i < m_dataBlocksLen; i++) {
- for (int j = 0; j < 8; j++) {
- t |= (m_dataBlocks[i] & 0x01) ? 0x80 : 0x00;
- t >>= 1;
- m_dataBlocks[i] >>= 1;
- bitPos++;
- if (bitPos >= m_bitsPerBlock) {
- bitPos = 0;
- t >>= m_bitsPerBlock - 1;
- blocks.push_back(t);
- t = 0;
- }
- }
- }
- auto end = std::chrono::steady_clock::now();
- std::chrono::duration<double, std::milli> time = end - begin;
- totalParsingTime += time.count();
- }
- std::vector<byte> light;
- light.reserve(4096);
- for (int i = 0; i < 2048; i++) {
- byte t = m_dataLight[i];
- byte first = t & 0b11110000;
- byte second = t >> 4;
- light.push_back(first);
- light.push_back(second);
- }
- for (int i = 0; i < 4096; i++) {
- unsigned short blockId = m_palette.size() > 0 ? m_palette[blocks[i]] : blocks[i];
- Block block(blockId >> 4, blockId & 0xF);
- m_blocks.push_back(block);
- }
- delete[] m_dataBlocks;
- m_dataBlocksLen = 0;
- m_dataBlocks = nullptr;
- delete[] m_dataLight;
- m_dataLight = nullptr;
- delete[] m_dataSkyLight;
- m_dataSkyLight = nullptr;
-
- parseWaiter.notify_all();
-}
-
-Section &Section::operator=(Section other) {
- std::swap(*this, other);
- return *this;
-}
-
-void swap(Section &a, Section &b) {
- using std::swap;
- swap(a.m_dataBlocksLen, b.m_dataBlocksLen);
- swap(a.m_dataBlocks, b.m_dataBlocks);
- swap(a.m_dataLight, b.m_dataLight);
- swap(a.m_dataSkyLight, b.m_dataSkyLight);
- swap(a.m_blocks, b.m_blocks);
- swap(a.m_palette, b.m_palette);
- swap(a.m_bitsPerBlock, b.m_bitsPerBlock);
-}
-
-Section::Section(const Section &other) {
- worldPosition = other.worldPosition;
- m_dataBlocksLen = other.m_dataBlocksLen;
- if (other.m_blocks.empty()) {
- m_dataBlocks = new byte[m_dataBlocksLen];
- std::copy(other.m_dataBlocks, other.m_dataBlocks + m_dataBlocksLen, m_dataBlocks);
-
- m_dataLight = new byte[2048];
- std::copy(other.m_dataLight, other.m_dataLight + 2048, m_dataLight);
-
- if (other.m_dataSkyLight) {
- m_dataSkyLight = new byte[2048];
- std::copy(other.m_dataSkyLight, other.m_dataSkyLight + 2048, m_dataSkyLight);
- }
- } else {
- std::copy(other.m_blocks.begin(), other.m_blocks.end(), std::back_inserter(m_blocks));
- }
-
- m_palette = other.m_palette;
- m_bitsPerBlock = other.m_bitsPerBlock;
-}
-
-Vector Section::GetPosition() {
- return worldPosition;
-}
-
-size_t Section::GetHash() {
- if (m_blocks.empty()) return 0;
-
- unsigned char *from = reinterpret_cast<unsigned char *>(m_blocks.data());
- size_t length = m_blocks.size() * sizeof(Block);
-
- std::string str(from, from + length);
- return std::hash<std::string>{}(str);
-} \ No newline at end of file