102 lines
2.4 KiB
C++
102 lines
2.4 KiB
C++
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// WGFlat.cpp
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// Implements the cWGFlat class representing the flat world generator
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#include "Globals.h"
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#include "WGFlat.h"
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#include "../iniFile/iniFile.h"
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#include "cWorld.h"
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cWGFlat::cWGFlat(cWorld * a_World) :
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super(a_World)
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{
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// Load the settings from the INI file:
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cIniFile INI(a_World->GetIniFileName());
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INI.ReadFile();
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m_Height = INI.GetValueI("flat", "height", 5);
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if (m_Height < 1)
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{
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m_Height = 1;
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}
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if (m_Height > 250)
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{
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m_Height = 250;
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}
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}
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void cWGFlat::GenerateChunk(int a_ChunkX, int a_ChunkY, int a_ChunkZ, BLOCKTYPE * a_BlockData, cEntityList & a_Entities, cBlockEntityList & a_BlockEntities)
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{
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int SliceSize = cChunkDef::Width * cChunkDef::Width;
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memset(a_BlockData, E_BLOCK_BEDROCK, SliceSize);
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switch (m_Height)
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{
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case 1:
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{
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// Just the bedrock layer
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break;
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}
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case 2:
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{
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// Bedrock + 1 dirt layer:
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memset(a_BlockData + SliceSize, E_BLOCK_GRASS, SliceSize);
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break;
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}
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case 3:
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{
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// Bedrock + 2 dirt layers:
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memset(a_BlockData + SliceSize, E_BLOCK_DIRT, SliceSize);
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memset(a_BlockData + 2 * SliceSize, E_BLOCK_GRASS, SliceSize);
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break;
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}
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case 4:
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{
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// Bedrock + 3 dirt layers:
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memset(a_BlockData + SliceSize, E_BLOCK_DIRT, 2 * SliceSize);
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memset(a_BlockData + 3 * SliceSize, E_BLOCK_GRASS, SliceSize);
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break;
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}
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default:
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{
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// Bedrock + stone layers + 3 dirt layers:
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memset(a_BlockData + SliceSize, E_BLOCK_STONE, SliceSize * (m_Height - 4));
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memset(a_BlockData + SliceSize * (m_Height - 3), E_BLOCK_DIRT, SliceSize * 2);
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memset(a_BlockData + SliceSize * (m_Height - 1), E_BLOCK_GRASS, SliceSize);
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break;
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}
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}
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memset(a_BlockData + SliceSize * m_Height, E_BLOCK_AIR, cChunkDef::NumBlocks - SliceSize * m_Height);
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SliceSize /= 2; // Nibbles from now on
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BLOCKTYPE * Meta = a_BlockData + cChunkDef::NumBlocks;
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memset(Meta, 0, cChunkDef::NumBlocks / 2);
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BLOCKTYPE * SkyLight = Meta + cChunkDef::NumBlocks / 2;
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memset(SkyLight, 0, m_Height * SliceSize);
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memset(SkyLight + m_Height * SliceSize, 0xff, cChunkDef::NumBlocks / 2 - m_Height * SliceSize);
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BLOCKTYPE * BlockLight = SkyLight + cChunkDef::NumBlocks / 2;
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memset(BlockLight, 0, cChunkDef::NumBlocks / 2);
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}
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void cWGFlat::PostGenerateChunk(int a_ChunkX, int a_ChunkY, int a_ChunkZ)
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{
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// Nothing needed yet, just don't call the parent
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}
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