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authorLaG1924 <12997935+LaG1924@users.noreply.github.com>2017-06-17 16:23:53 +0200
committerLaG1924 <12997935+LaG1924@users.noreply.github.com>2017-06-17 16:23:53 +0200
commit789f70b6f1a9067843dfc1ff73d86b645efe1da9 (patch)
treef3db085f2ac1ec5fd6ad0869a63e77a7f0fb1a17 /src/world/World.cpp
parent2017-06-14 (diff)
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Diffstat (limited to 'src/world/World.cpp')
-rw-r--r--src/world/World.cpp151
1 files changed, 79 insertions, 72 deletions
diff --git a/src/world/World.cpp b/src/world/World.cpp
index 2220627..394598b 100644
--- a/src/world/World.cpp
+++ b/src/world/World.cpp
@@ -1,84 +1,39 @@
#include "World.hpp"
-void World::ParseChunkData(Packet packet) {
- int chunkX = packet.GetField(0).GetInt();
- int chunkZ = packet.GetField(1).GetInt();
- bool isGroundContinuous = packet.GetField(2).GetBool();
- std::bitset<16> bitmask(packet.GetField(3).GetVarInt());
- int entities = packet.GetField(5).GetVarInt();
-
- size_t dataLen = packet.GetField(5).GetLength();
- byte *content = new byte[dataLen];
- byte *contentOrigPtr = content;
- packet.GetField(5).CopyToBuff(content);
-
- if (isGroundContinuous)
- dataLen -= 256;
-
- byte *biomes = content + packet.GetField(5).GetLength() - 256;
+void World::ParseChunkData(std::shared_ptr<PacketChunkData> packet) {
+ StreamBuffer chunkData(packet->Data.data(), packet->Data.size());
+ std::bitset<16> bitmask(packet->PrimaryBitMask);
for (int i = 0; i < 16; i++) {
if (bitmask[i]) {
- size_t len = 0;
- Vector chunkPosition = Vector(chunkX, i, chunkZ);
- if (!m_sections.insert(std::make_pair(chunkPosition, ParseSection(content, len))).second)
- LOG(ERROR) << "Chunk not created: " << chunkPosition;
- auto sectionIter = m_sections.find(chunkPosition);
- if (sectionIter == m_sections.end())
- LOG(ERROR) << "Created chunk not found: " << chunkPosition;
- else
- sectionIter->second.Parse();
- content += len;
+ Vector chunkPosition = Vector(packet->ChunkX, i, packet->ChunkZ);
+ Section section = ParseSection(&chunkData);
+ auto it = sections.find(chunkPosition);
+ if (it == sections.end()) {
+ sections.insert(std::make_pair(chunkPosition, section));
+ } else {
+ using std::swap;
+ swap(it->second, section);
+ }
+ sections.find(chunkPosition)->second.Parse();
}
}
- delete[] contentOrigPtr;
}
-Section World::ParseSection(byte *data, size_t &dataLen) {
- dataLen = 0;
-
- Field fBitsPerBlock = FieldParser::Parse(UnsignedByte, data);
- byte bitsPerBlock = fBitsPerBlock.GetUByte();
- data += fBitsPerBlock.GetLength();
- dataLen += fBitsPerBlock.GetLength();
-
- Field fPaletteLength = FieldParser::Parse(VarIntType, data);
- int paletteLength = fPaletteLength.GetVarInt();
- data += fPaletteLength.GetLength();
- dataLen += fPaletteLength.GetLength();
-
+Section World::ParseSection(StreamInput *data) {
+ unsigned char bitsPerBlock = data->ReadUByte();
+ int paletteLength = data->ReadVarInt();
std::vector<unsigned short> palette;
- if (paletteLength > 0) {
- for (unsigned char i = 0; i < paletteLength; i++) {
- endswap(&i);
- Field f = FieldParser::Parse(VarIntType, data);
- data += f.GetLength();
- dataLen += f.GetLength();
- palette.push_back(f.GetVarInt());
- endswap(&i);
- }
+ for (int i = 0; i < paletteLength; i++) {
+ palette.push_back(data->ReadVarInt());
}
-
- Field fDataLength = FieldParser::Parse(VarIntType, data);
- data += fDataLength.GetLength();
- dataLen += fDataLength.GetLength();
-
- int dataLength = fDataLength.GetVarInt();
- size_t dataSize = dataLength * 8;
- dataLen += dataSize;
- byte *dataBlocks = data;
-
- data += 2048;
- dataLen += 2048;
- byte *dataLight = data;
-
- byte *dataSky = nullptr;
- if (m_dimension == 0) {
- data += 2048;
- dataLen += 2048;
- dataSky = data;
- }
-
- return Section(dataBlocks, dataSize, dataLight, dataSky, bitsPerBlock, palette);
+ int dataArrayLength = data->ReadVarInt();
+ auto dataArray = data->ReadByteArray(dataArrayLength * 8);
+ auto blockLight = data->ReadByteArray(4096 / 2);
+ std::vector<unsigned char> skyLight;
+ if (dimension == 0)
+ skyLight = data->ReadByteArray(4096 / 2);
+ return Section(dataArray.data(), dataArray.size(), blockLight.data(),
+ (skyLight.size() > 0 ? skyLight.data() : nullptr), bitsPerBlock, palette);
}
World::~World() {
@@ -86,4 +41,56 @@ World::~World() {
World::World() {
-} \ No newline at end of file
+}
+
+bool World::isPlayerCollides(double X, double Y, double Z) {
+ Vector PlayerChunk(floor(X / 16.0), floor(Y / 16.0), floor(Z / 16.0));
+ std::vector<Vector> closestSectionsCoordinates = {
+ Vector(PlayerChunk.GetX(), PlayerChunk.GetY(), PlayerChunk.GetZ()),
+ Vector(PlayerChunk.GetX() + 1, PlayerChunk.GetY(), PlayerChunk.GetZ()),
+ Vector(PlayerChunk.GetX() - 1, PlayerChunk.GetY(), PlayerChunk.GetZ()),
+ Vector(PlayerChunk.GetX(), PlayerChunk.GetY() + 1, PlayerChunk.GetZ()),
+ Vector(PlayerChunk.GetX(), PlayerChunk.GetY() - 1, PlayerChunk.GetZ()),
+ Vector(PlayerChunk.GetX(), PlayerChunk.GetY(), PlayerChunk.GetZ() + 1),
+ Vector(PlayerChunk.GetX(), PlayerChunk.GetY(), PlayerChunk.GetZ() - 1),
+ };
+ std::vector<std::map<Vector, Section>::iterator> closestSections;
+ for (auto &coord:closestSectionsCoordinates) {
+ auto it = sections.find(coord);
+ if (it != sections.end())
+ closestSections.push_back(it);
+ }
+ if (closestSections.empty())
+ return false;
+
+ for (auto &it:closestSections) {
+
+ const double PlayerWidth = 0.6;
+ const double PlayerHeight = 1.82;
+ const double PlayerLength = 0.6;
+
+ AABB playerColl;
+ playerColl.x = X - PlayerWidth / 2 - 0.5;
+ playerColl.w = PlayerWidth;
+ playerColl.y = Y - 0.5f;
+ playerColl.h = PlayerHeight;
+ playerColl.z = Z - PlayerLength / 2 - 0.5;
+ playerColl.l = PlayerLength;
+
+ for (int x = 0; x < 16; x++) {
+ for (int y = 0; y < 16; y++) {
+ for (int z = 0; z < 16; z++) {
+ Block block = it->second.GetBlock(Vector(x, y, z));
+ if (block.id == 0 || block.id == 31)
+ continue;
+ AABB blockColl{(x + it->first.GetX() * 16) - 0.5,
+ (y + it->first.GetY() * 16) - 0.5,
+ (z + it->first.GetZ() * 16) - 0.5, 1, 1, 1};
+ if (TestCollision(playerColl, blockColl))
+ return true;
+ }
+ }
+ }
+ }
+ return false;
+}