110 lines
2.9 KiB
C++
110 lines
2.9 KiB
C++
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#pragma once
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#include "BlockPlant.h"
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#include "../FastRandom.h"
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/** Common class that takes care of carrots, potatoes and wheat */
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class cBlockCropsHandler :
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public cBlockPlant
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{
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typedef cBlockPlant Super;
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public:
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cBlockCropsHandler(BLOCKTYPE a_BlockType)
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: Super(a_BlockType, true)
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{
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}
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virtual void ConvertToPickups(cItems & a_Pickups, NIBBLETYPE a_Meta) override
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{
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cFastRandom rand;
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if (a_Meta == 0x7)
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{
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// Is fully grown, drop the entire produce:
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switch (m_BlockType)
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{
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case E_BLOCK_CROPS:
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{
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a_Pickups.push_back(cItem(E_ITEM_WHEAT, 1, 0));
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a_Pickups.push_back(cItem(E_ITEM_SEEDS, static_cast<char>(1 + (rand.NextInt(3) + rand.NextInt(3)) / 2), 0)); // [1 .. 3] with high preference of 2
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break;
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}
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case E_BLOCK_CARROTS:
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{
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a_Pickups.push_back(cItem(E_ITEM_CARROT, static_cast<char>(1 + (rand.NextInt(3) + rand.NextInt(3)) / 2), 0)); // [1 .. 3] with high preference of 2
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break;
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}
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case E_BLOCK_POTATOES:
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{
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a_Pickups.push_back(cItem(E_ITEM_POTATO, static_cast<char>(1 + (rand.NextInt(3) + rand.NextInt(3)) / 2), 0)); // [1 .. 3] with high preference of 2
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if (rand.NextInt(21) == 0)
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{
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// With a 5% chance, drop a poisonous potato as well
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a_Pickups.push_back(cItem(E_ITEM_POISONOUS_POTATO, 1, 0));
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}
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break;
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}
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default:
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{
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ASSERT(!"Unhandled block type");
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break;
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}
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} // switch (m_BlockType)
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}
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else
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{
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// Drop 1 item of whatever is growing
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switch (m_BlockType)
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{
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case E_BLOCK_CROPS: a_Pickups.push_back(cItem(E_ITEM_SEEDS, 1, 0)); break;
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case E_BLOCK_CARROTS: a_Pickups.push_back(cItem(E_ITEM_CARROT, 1, 0)); break;
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case E_BLOCK_POTATOES: a_Pickups.push_back(cItem(E_ITEM_POTATO, 1, 0)); break;
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default:
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{
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ASSERT(!"Unhandled block type");
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break;
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}
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}
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}
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}
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virtual void OnUpdate(cChunkInterface & cChunkInterface, cWorldInterface & a_WorldInterface, cBlockPluginInterface & a_PluginInterface, cChunk & a_Chunk, int a_RelX, int a_RelY, int a_RelZ) override
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{
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NIBBLETYPE Meta = a_Chunk.GetMeta(a_RelX, a_RelY, a_RelZ);
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// Check to see if the plant can grow
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auto Action = CanGrow(a_Chunk, a_RelX, a_RelY, a_RelZ);
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// If there is still room to grow and the plant can grow, then grow.
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// Otherwise if the plant needs to die, then dig it up
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if ((Meta < 7) && (Action == paGrowth))
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{
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a_Chunk.FastSetBlock(a_RelX, a_RelY, a_RelZ, m_BlockType, ++Meta);
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}
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else if (Action == paDeath)
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{
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a_Chunk.GetWorld()->DigBlock(a_RelX + a_Chunk.GetPosX() * cChunkDef::Width, a_RelY, a_RelZ + a_Chunk.GetPosZ() * cChunkDef::Width);
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}
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}
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virtual bool CanBeAt(cChunkInterface & a_ChunkInterface, int a_RelX, int a_RelY, int a_RelZ, const cChunk & a_Chunk) override
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{
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return ((a_RelY > 0) && (a_Chunk.GetBlock(a_RelX, a_RelY - 1, a_RelZ) == E_BLOCK_FARMLAND));
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}
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virtual ColourID GetMapBaseColourID(NIBBLETYPE a_Meta) override
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{
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UNUSED(a_Meta);
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return 7;
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}
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} ;
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