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cuberite-2a/src/Blocks/BlockCactus.h

83 lines
1.5 KiB
C++

#pragma once
#include "BlockHandler.h"
class cBlockCactusHandler :
public cBlockHandler
{
public:
cBlockCactusHandler(BLOCKTYPE a_BlockType)
: cBlockHandler(a_BlockType)
{
}
virtual void ConvertToPickups(cItems & a_Pickups, NIBBLETYPE a_BlockMeta) override
{
// Reset meta to 0
a_Pickups.push_back(cItem(m_BlockType, 1, 0));
}
virtual bool CanBeAt(int a_RelX, int a_RelY, int a_RelZ, const cChunk & a_Chunk) override
{
if (a_RelY <= 0)
{
return false;
}
BLOCKTYPE Surface = a_Chunk.GetBlock(a_RelX, a_RelY - 1, a_RelZ);
if ((Surface != E_BLOCK_SAND) && (Surface != E_BLOCK_CACTUS))
{
// Cactus can only be placed on sand and itself
return false;
}
// Check surroundings. Cacti may ONLY be surrounded by air
static const struct
{
int x, z;
} Coords[] =
{
{-1, 0},
{ 1, 0},
{ 0, -1},
{ 0, 1},
} ;
for (int i = 0; i < ARRAYCOUNT(Coords); i++)
{
BLOCKTYPE BlockType;
NIBBLETYPE BlockMeta;
if (
a_Chunk.UnboundedRelGetBlock(a_RelX + Coords[i].x, a_RelY, a_RelZ + Coords[i].z, BlockType, BlockMeta) &&
(BlockType != E_BLOCK_AIR)
)
{
return false;
}
} // for i - Coords[]
return true;
}
void OnUpdate(cChunk & a_Chunk, int a_RelX, int a_RelY, int a_RelZ) override
{
a_Chunk.GetWorld()->GrowCactus(a_RelX + a_Chunk.GetPosX() * cChunkDef::Width, a_RelY, a_RelZ + a_Chunk.GetPosZ() * cChunkDef::Width, 1);
}
virtual const char * GetStepSound(void) override
{
return "step.cloth";
}
} ;