EnderDragonFightStructuresGen.cpp

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#include "Globals.h"
 
#include "EnderDragonFightStructuresGen.h"
#include "../Chunk.h"
#include "../Entities/EnderCrystal.h"
#include "../WorldStorage/SchematicFileSerializer.h"
 
const std::array<Vector3i, 48> cEnderDragonFightStructuresGen::m_CagePos =
{
    {
        // First layer
        {-2, -1, -2}, {-2, -1, -1}, {-2, -1, 0}, {-2, -1, 1}, {-2, -1, 2},
        {2,  -1, -2}, {2,  -1, -1}, {2,  -1, 0}, {2,  -1, 1}, {2,  -1, 2},
        {-1, -1, -2}, {0,  -1, -2}, {1,  -1, -2},
        {-1, -1, 2},  {0,  -1, 2},  {1,  -1, 2},
 
        // Second layer
        {-2, 0, -2}, {-2, 0, -1}, {-2, 0, 0}, {-2, 0, 1}, {-2, 0, 2},
        {2,  0, -2}, {2,  0, -1}, {2,  0, 0}, {2,  0, 1}, {2,  0, 2},
        {-1, 0, -2}, {0,  0, -2}, {1,  0, -2},
        {-1, 0, 2},  {0,  0, 2},  {1,  0, 2},
 
        // Third layer
        {-2, 1, -2}, {-2, 1, -1}, {-2, 1, 0}, {-2, 1, 1}, {-2, 1, 2},
        {2,  1, -2}, {2,  1, -1}, {2,  1, 0}, {2,  1, 1}, {2,  1, 2},
        {-1, 1, -2}, {0,  1, -2}, {1,  1, -2},
        {-1, 1, 2},  {0,  1, 2},  {1,  1, 2},
    }
};
 
 
 
 
 
const std::array<Vector3i, 26> cEnderDragonFightStructuresGen::m_CageAir =
{
    {
        // First layer
        {-1, -1, -1}, {0, -1, -1}, {1, -1, -1},
        {-1, -1, 1},  {0, -1, 1},  {1, -1, 1},
        {-1, -1, 0}, {1, -1, 0},
 
        // Second layer
        {-1, 0, -1}, {0, 0, -1}, {1, 0, -1},
        {-1, 0, 1},  {0, 0, 1},  {1, 0, 1},
        {-1, 0, 0}, {1, 0, 0}, {0, 0, 0},
 
        // Third layer
        {-1, 1, -1}, {0, 1, -1}, {1, 1, -1},
        {-1, 1, 1},  {0, 1, 1},  {1, 1, 1},
        {-1, 1, 0}, {1, 1, 0}, {0, 1, 0},
    }
};
 
 
 
 
 
cEnderDragonFightStructuresGen::cEnderDragonFightStructuresGen(int a_Seed) :
        m_Noise(a_Seed)
{
}
 
 
 
 
 
void cEnderDragonFightStructuresGen::Init(const AString & a_TowerProperties, int a_Radius)
{
    const auto ChunkWidth = cChunkDef::Width;
    // Loads the fountain schematic
    if (!cFile::IsFile(AString("Prefabs") + cFile::GetPathSeparator() + "SinglePieceStructures" + cFile::GetPathSeparator() + "EndFountain.schematic"))
    {
        LOGWARNING("EnderDragonFightStructuresGen is missing its end fountain prefab, please update your Cuberite server files! There will be no end fountain!");
    }
    else
    {
        cSchematicFileSerializer::LoadFromSchematicFile(m_Fountain, AString("Prefabs") + cFile::GetPathSeparator() + "SinglePieceStructures" + cFile::GetPathSeparator() + "EndFountain.schematic");
    }
 
    // Reads the given tower properties
    const auto TowerPropertiesVector = StringSplitAndTrim(a_TowerProperties, ";");
    std::vector<sTowerProperties> TowerProperties;
    for (const auto & TowerProperty : TowerPropertiesVector)
    {
        const auto TowerPropertyVector = StringSplitAndTrim(TowerProperty, "|");
        if (TowerPropertyVector.size() != 3)
        {
            LOGWARNING("Got unknown parameters on generating obsidian pillars: %s, Please use \"Height|Radius|HasCage\"; ...", TowerProperty);
            continue;
        }
        int Height = std::min(std::stoi(TowerPropertyVector[0]), cChunkDef::Height - 2);  // The highest block placed is two blocks above the given height (the cage above some towers)
        int Radius = std::stoi(TowerPropertyVector[1]);
        bool HasCage;
        if (NoCaseCompare(TowerPropertyVector[2], "true") == 0)
        {
            HasCage = true;
        }
        else if (NoCaseCompare(TowerPropertyVector[2], "false") == 0)
        {
            HasCage = false;
        }
        else
        {
            LOGWARNING("Got unknown value for boolean of the tower: %s should have a cage! %s. Tower will not be generated!", TowerProperty, TowerPropertyVector[2]);
            continue;
        }
        TowerProperties.push_back({Vector3d(), Height, Radius, HasCage});
    }
    // A random angle in radian
    double Angle = m_Noise.IntNoise1D(m_Noise.GetSeed()) * M_PI + M_PI;
    // Shuffles the order of the towers
    std::shuffle(TowerProperties.begin(), TowerProperties.end(), std::default_random_engine(static_cast<std::default_random_engine::result_type>(m_Noise.GetSeed())));
    // Generate Positions in a circle
    for (size_t I = 0; I < TowerProperties.size(); I++)
    {
        auto TowerPos = Vector3i(FloorC(a_Radius * cos(Angle)), 0, FloorC(a_Radius * sin(Angle)));
        TowerProperties[I].m_Pos = TowerPos;
 
        // Check all crossed chunks
        for (int X = -TowerProperties[I].m_Radius - ChunkWidth; X <= TowerProperties[I].m_Radius + ChunkWidth; X+=std::min(TowerProperties[I].m_Radius, ChunkWidth))
        {
            for (int Z = -TowerProperties[I].m_Radius - ChunkWidth; Z <= TowerProperties[I].m_Radius + ChunkWidth; Z+=std::min(TowerProperties[I].m_Radius, ChunkWidth))
            {
                auto Chunk = cChunkDef::BlockToChunk({TowerPos.x + X, 0, TowerPos.z + Z});
                // Update limits
                m_MinX = std::min(Chunk.m_ChunkX, m_MinX);
                m_MinZ = std::min(Chunk.m_ChunkZ, m_MinZ);
 
                m_MaxX = std::max(Chunk.m_ChunkX, m_MaxX);
                m_MaxZ = std::max(Chunk.m_ChunkZ, m_MaxZ);
                // If the tower is not in chunk put it in
                bool ShouldPlace = true;
                for (const auto & Property : m_TowerPos[Chunk])
                {
                    ShouldPlace &= !(TowerPos == Property.m_Pos);
                }
                if (ShouldPlace)
                {
                    m_TowerPos[Chunk].emplace_back(TowerProperties[I]);
                }
            }
        }
        // Generate angle of next tower
        Angle = fmod(Angle + (2.0 * M_PI / static_cast<double>(TowerProperties.size())), 2.0 * M_PI);
    }
}
 
 
 
 
 
void cEnderDragonFightStructuresGen::GenFinish(cChunkDesc &a_ChunkDesc)
{
    auto Coords = a_ChunkDesc.GetChunkCoords();
    // If not in the chunks to write
    if ((Coords.m_ChunkX > m_MaxX) ||
        (Coords.m_ChunkX < m_MinX) ||
        (Coords.m_ChunkZ > m_MaxZ) ||
        (Coords.m_ChunkZ < m_MinZ))
    {
        return;
    }
    // Places the exit portal
    if (Coords == cChunkCoords({0, 0}))
    {
        /*
        auto EnderDragon = std::make_unique<cEnderDragon>();
        EnderDragon->SetPosition({0.0, static_cast<double>(a_ChunkDesc.GetHeight(0, 0) + 20), 0.0});  // Spawns the dragon 20 blocks above the terrain at (0, 0)
        a_ChunkDesc.GetEntities().emplace_back(std::move(EnderDragon));
        */  // Todo: 25.10.20 - Add the ender dragon spawning when the dragon behaves properly - 12xx12
        a_ChunkDesc.WriteBlockArea(m_Fountain,
            static_cast<int>(FloorC(-m_Fountain.GetSizeX() / 2)),
            62,
            static_cast<int>(FloorC(-m_Fountain.GetSizeX() / 2)),
            cBlockArea::msSpongePrint
        );
    }
    else if (Coords == cChunkCoords({-1, 0}))
    {
        a_ChunkDesc.WriteBlockArea(m_Fountain,
            cChunkDef::Width - static_cast<int>(FloorC(m_Fountain.GetSizeX() / 2)),
            62,
            static_cast<int>(FloorC(-m_Fountain.GetSizeZ() / 2)),
            cBlockArea::msSpongePrint
        );
    }
    else if (Coords == cChunkCoords({0, -1}))
    {
        a_ChunkDesc.WriteBlockArea(m_Fountain,
            static_cast<int>(FloorC(-m_Fountain.GetSizeX() / 2)),
            62,
            cChunkDef::Width - static_cast<int>(FloorC(m_Fountain.GetSizeZ() / 2)),
            cBlockArea::msSpongePrint);
    }
    else if (Coords == cChunkCoords({-1, -1}))
    {
        a_ChunkDesc.WriteBlockArea(m_Fountain,
            cChunkDef::Width - static_cast<int>(FloorC(m_Fountain.GetSizeX() / 2)),
            62,
            cChunkDef::Width - static_cast<int>(FloorC(m_Fountain.GetSizeZ() / 2)),
            cBlockArea::msSpongePrint);
    }
    auto It = m_TowerPos.find(Coords);
    if (It == m_TowerPos.end())
    {
        return;
    }
    for (const auto & Property : It->second)
    {
        PlaceTower(a_ChunkDesc, Property);
    }
}
 
 
 
 
 
void cEnderDragonFightStructuresGen::PlaceTower(cChunkDesc &a_ChunkDesc, const sTowerProperties & a_Properties)
{
    auto Pos = cChunkDef::AbsoluteToRelative(a_Properties.m_Pos, a_ChunkDesc.GetChunkCoords());
    // Place obsidian pillar
    for (int X = -a_Properties.m_Radius; X < a_Properties.m_Radius; X++)
    {
        for (int Z = -a_Properties.m_Radius; Z < a_Properties.m_Radius; Z++)
        {
            Vector3i NewPos = {Pos.x + X, 1, Pos.z + Z};
            if (cChunkDef::IsValidRelPos(NewPos))
            {
                // The 3 was achieved by trial and error till the shape matched the notchian implementation
                if ((NewPos - Vector3i(Pos.x, 1, Pos.z)).SqrLength() < a_Properties.m_Radius * a_Properties.m_Radius - 3)
                {
                    for (int Y = 0; Y <= a_Properties.m_Height - 2; Y++)
                    {
                        a_ChunkDesc.SetBlockType(NewPos.x, Y, NewPos.z, E_BLOCK_OBSIDIAN);
                    }
                }
            }
        }
    }
 
    // Spawn the iron bars if there are some
    if (a_Properties.m_HasCage)
    {
        // Place walls
        for (const auto & Offset : m_CagePos)
        {
            if (cChunkDef::IsValidRelPos(Vector3d(Pos.x, a_Properties.m_Height, Pos.z) + Offset))
            {
                a_ChunkDesc.SetBlockType(Pos.x + Offset.x, a_Properties.m_Height + Offset.y, Pos.z + Offset.z, E_BLOCK_IRON_BARS);
            }
        }
        // Remove any block that may generate inside the cage
        for (const auto & Offset : m_CageAir)
        {
            if (cChunkDef::IsValidRelPos(Pos + Offset))
            {
                a_ChunkDesc.SetBlockType(Pos.x + Offset.x, a_Properties.m_Height + Offset.y, Pos.z + Offset.z, E_BLOCK_AIR);
            }
        }
        // Place roof
        for (int X = -2; X <= 2; ++X)
        {
            for (int Z = -2; Z <= 2; ++Z)
            {
                if (cChunkDef::IsValidRelPos({Pos.x + X, 1, Pos.z + Z}))
                {
                    a_ChunkDesc.SetBlockType(Pos.x + X, a_Properties.m_Height + 2, Pos.z + Z, E_BLOCK_IRON_BARS);
                }
            }
        }
    }
    // Place the top decoration if the origin is in this chunk
    if (cChunkDef::IsValidRelPos(Pos))
    {
        // Spawn the bedrock
        a_ChunkDesc.SetBlockType(Pos.x, a_Properties.m_Height - 1, Pos.z, E_BLOCK_BEDROCK);
        // Spawn the fire
        a_ChunkDesc.SetBlockType(Pos.x, a_Properties.m_Height, Pos.z, E_BLOCK_FIRE);
        // Spawn the ender crystal of the origin position is in this chunk
        auto EnderCrystal = std::make_unique<cEnderCrystal>(Vector3d(0.5, a_Properties.m_Height, 0.5) + a_Properties.m_Pos, true);
        a_ChunkDesc.GetEntities().emplace_back(std::move(EnderCrystal));
    }
}