FactoryCraft-Server/FactoryCraft/GrasslandBiom.cpp

#include "GrasslandBiom.h"
#include "BlockType.h"
#include "BasicBlocks.h"
#include "FastNoiseLite.h"
#include "FastNoiseWrapper.h"
#include "TreeTemplate.h"


GrasslandBiom::GrasslandBiom()
	: BiomGenerator()
{
	addTemplateGenerator(new TreeTemplate(0.02f, BirchBlockType::INSTANCE, LeavesBlockType::INSTANCE, 8, 15));
	addTemplateGenerator(new TreeTemplate(0.01f, BeechBlockType::INSTANCE, LeavesBlockType::INSTANCE, 8, 13));
	addTemplateGenerator(new TreeTemplate(0.005f, OakBlockType::INSTANCE, LeavesBlockType::INSTANCE, 10, 15));
	heightNoise = 0;
}

GrasslandBiom::~GrasslandBiom()
{
	if (heightNoise)
		heightNoise->release();
}

Framework::Either<Block*, int> GrasslandBiom::generateSurfaceBlock(int x, int y, int z)
{
	if (((float)rand() / (float)RAND_MAX) < 0.05f) // TODO: use random noise
		return CobbleBlockType::ID;
	return DirtBlockType::ID;
}

Framework::Either<Block*, int> GrasslandBiom::generateBelowSurfaceBlock(int x, int y, int z)
{
	return StoneBlockType::ID;
}

Noise* GrasslandBiom::zHeightMapNoise(int seed)
{
	if (heightNoise)
		return heightNoise;
	FastNoiseLite* noise = new FastNoiseLite(seed);
	noise->SetNoiseType(FastNoiseLite::NoiseType::NoiseType_ValueCubic);
	FastNoiseWrapper* wrapper = new FastNoiseWrapper(noise, seed);
	wrapper->setMultiplier(0.2f);
	heightNoise = wrapper;
	return heightNoise;
}