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#pragma once
#include "BlockHandler.h"
class cBlockPortalHandler :
public cBlockHandler
{
public:
cBlockPortalHandler(BLOCKTYPE a_BlockType)
: cBlockHandler(a_BlockType)
{
}
virtual bool GetPlacementBlockTypeMeta(
cChunkInterface & a_ChunkInterface, cPlayer & a_Player,
int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace,
int a_CursorX, int a_CursorY, int a_CursorZ,
BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta
) override
{
// We set to zero so MCS doesn't stop you from building weird portals like vanilla does
// CanBeAt doesn't do anything if meta is zero
// We set to zero because the client sends meta = 2 to the server (it calculates rotation itself)
a_BlockType = m_BlockType;
a_BlockMeta = 0;
return true;
}
virtual cItems ConvertToPickups(NIBBLETYPE a_BlockMeta, cBlockEntity * a_BlockEntity, const cEntity * a_Digger, const cItem * a_Tool) override
{
// No pickups
return {};
}
virtual void OnUpdate(
cChunkInterface & a_ChunkInterface,
cWorldInterface & a_WorldInterface,
cBlockPluginInterface & a_PluginInterface,
cChunk & a_Chunk,
const Vector3i a_RelPos
) override
{
// Spawn zombie pigmen with a 0.05% chance:
if (GetRandomProvider().RandBool(0.9995))
{
return;
}
auto WorldPos = a_Chunk.RelativeToAbsolute(a_RelPos);
a_WorldInterface.SpawnMob(WorldPos.x, WorldPos.y, WorldPos.z, mtZombiePigman, false);
}
virtual bool CanBeAt(cChunkInterface & a_ChunkInterface, int a_RelX, int a_RelY, int a_RelZ, const cChunk & a_Chunk) override
{
if ((a_RelY <= 0) || (a_RelY >= cChunkDef::Height - 1))
{
return false; // In case someone places a portal with meta 1 or 2 at boundaries, and server tries to get invalid coords at Y - 1 or Y + 1
}
switch (a_Chunk.GetMeta(a_RelX, a_RelY, a_RelZ))
{
case 0x1:
{
static const std::array<Vector3i, 4> PortalCheck
{
{
{ 0, 1, 0 },
{ 0, -1, 0 },
{ 1, 0, 0 },
{ -1, 0, 0 },
}
};
for (const auto & Direction : PortalCheck)
{
BLOCKTYPE Block;
a_Chunk.UnboundedRelGetBlockType(a_RelX + Direction.x, a_RelY + Direction.y, a_RelZ + Direction.z, Block);
if ((Block != E_BLOCK_NETHER_PORTAL) && (Block != E_BLOCK_OBSIDIAN))
{
return false;
}
}
break;
}
case 0x2:
{
static const std::array<Vector3i, 4> PortalCheck
{
{
{ 0, 1, 0 },
{ 0, -1, 0 },
{ 0, 0, -1 },
{ 0, 0, 1 },
}
};
for (const auto & Direction : PortalCheck)
{
BLOCKTYPE Block;
a_Chunk.UnboundedRelGetBlockType(a_RelX + Direction.x, a_RelY + Direction.y, a_RelZ + Direction.z, Block);
if ((Block != E_BLOCK_NETHER_PORTAL) && (Block != E_BLOCK_OBSIDIAN))
{
return false;
}
}
break;
}
}
return true;
}
virtual ColourID GetMapBaseColourID(NIBBLETYPE a_Meta) override
{
UNUSED(a_Meta);
return 24;
}
} ;
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