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// EndGen.h
// Declares the cEndGen class representing the generator for the End, both as a HeightGen and CompositionGen
#pragma once
#include "ComposableGenerator.h"
#include "../Noise/Noise.h"
class cEndGen :
public cTerrainShapeGen,
public cTerrainCompositionGen
{
public:
cEndGen(int a_Seed);
protected:
/** Seed for the noise */
int m_Seed;
/** The Perlin noise used for generating */
cPerlinNoise m_Perlin;
// XYZ size of the "island", in blocks:
int m_IslandSizeX;
int m_IslandSizeY;
int m_IslandSizeZ;
// XYZ Frequencies of the noise functions:
NOISE_DATATYPE m_FrequencyX;
NOISE_DATATYPE m_FrequencyY;
NOISE_DATATYPE m_FrequencyZ;
// Minimum and maximum chunk coords for chunks inside the island area. Chunks outside won't get calculated at all
int m_MinChunkX, m_MaxChunkX;
int m_MinChunkZ, m_MaxChunkZ;
// Noise array for the last chunk (in the noise range)
int m_LastChunkX;
int m_LastChunkZ;
NOISE_DATATYPE m_NoiseArray[17 * 17 * 257]; // x + 17 * z + 17 * 17 * y
/** Unless the LastChunk coords are equal to coords given, prepares the internal state (noise array) */
void PrepareState(int a_ChunkX, int a_ChunkZ);
/** Generates the m_NoiseArray array for the current chunk */
void GenerateNoiseArray(void);
/** Returns true if the chunk is outside of the island's dimensions */
bool IsChunkOutsideRange(int a_ChunkX, int a_ChunkZ);
// cTerrainShapeGen overrides:
virtual void GenShape(int a_ChunkX, int a_ChunkZ, cChunkDesc::Shape & a_Shape) override;
// cTerrainCompositionGen overrides:
virtual void ComposeTerrain(cChunkDesc & a_ChunkDesc, const cChunkDesc::Shape & a_Shape) override;
virtual void InitializeCompoGen(cIniFile & a_IniFile) override;
} ;
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