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#pragma once
#include "BlockHandler.h"
#include "../FastRandom.h"
class cBlockSaplingHandler :
public cBlockHandler
{
using super = cBlockHandler;
public:
cBlockSaplingHandler(BLOCKTYPE a_BlockType):
super(a_BlockType)
{
}
virtual cItems ConvertToPickups(NIBBLETYPE a_BlockMeta, cBlockEntity * a_BlockEntity, const cEntity * a_Digger, const cItem * a_Tool) override
{
// The low 3 bits store the sapling type; bit 0x08 is the growth timer (not used in pickups)
return cItem(m_BlockType, 1, a_BlockMeta & 0x07);
}
virtual bool CanBeAt(cChunkInterface & a_ChunkInterface, int a_RelX, int a_RelY, int a_RelZ, const cChunk & a_Chunk) override
{
return (a_RelY > 0) && IsBlockTypeOfDirt(a_Chunk.GetBlock(a_RelX, a_RelY - 1, a_RelZ));
}
virtual void OnUpdate(cChunkInterface & cChunkInterface, cWorldInterface & a_WorldInterface, cBlockPluginInterface & a_PluginInterface, cChunk & a_Chunk, int a_RelX, int a_RelY, int a_RelZ) override
{
// Only grow if we have the right amount of light
if ((a_Chunk.GetLightAltered(Vector3i(a_RelX, a_RelY, a_RelZ)) > 8) && GetRandomProvider().RandBool(0.45))
{
Grow(a_Chunk, Vector3i(a_RelX, a_RelY, a_RelZ));
}
}
virtual int Grow(cChunk & a_Chunk, Vector3i a_RelPos, int a_NumStages = 1) override
{
auto blockMeta = a_Chunk.GetMeta(a_RelPos);
auto typeMeta = blockMeta & 0x07;
auto growState = blockMeta >> 3;
int res = 0;
// Try to increase the sapling's growState:
if (growState < 1)
{
++growState;
a_Chunk.FastSetBlock(a_RelPos, m_BlockType, static_cast<NIBBLETYPE>(growState << 3 | typeMeta));
if (a_NumStages == 1)
{
// Only asked to grow one stage, which we did. Bail out.
return 1;
}
res = 1;
}
// The sapling is grown, now it becomes a tree:
a_Chunk.GetWorld()->GrowTreeFromSapling(a_Chunk.RelativeToAbsolute(a_RelPos), blockMeta);
return res + 1;
}
virtual ColourID GetMapBaseColourID(NIBBLETYPE a_Meta) override
{
UNUSED(a_Meta);
return 7;
}
private:
bool IsLargeTree(cChunk & a_Chunk, int a_RelX, int a_RelY, int a_RelZ, NIBBLETYPE a_Meta)
{
BLOCKTYPE type;
NIBBLETYPE meta;
bool LargeTree = true;
a_Chunk.UnboundedRelGetBlock(a_RelX + 1, a_RelY, a_RelZ, type, meta);
LargeTree = LargeTree && (type == E_BLOCK_SAPLING) && ((a_Meta & meta) == a_Meta);
a_Chunk.UnboundedRelGetBlock(a_RelX + 1, a_RelY, a_RelZ + 1, type, meta);
LargeTree = LargeTree && (type == E_BLOCK_SAPLING) && ((a_Meta & meta) == a_Meta);
a_Chunk.UnboundedRelGetBlock(a_RelX, a_RelY, a_RelZ + 1, type, meta);
LargeTree = LargeTree && (type == E_BLOCK_SAPLING) && ((a_Meta & meta) == a_Meta);
return LargeTree;
}
} ;
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