//Generate the height map and stash
void Chunk::generateData()
{
auto mountain = new noise::module::RidgedMulti();
mountain->SetOctaveCount(20);
mountain->SetFrequency(0.2);
auto baseFlat = new noise::module::Billow();
baseFlat->SetOctaveCount(20);
auto flatTerrain = new noise::module::ScaleBias();
flatTerrain->SetSourceModule(0, *baseFlat);
flatTerrain->SetScale(0.125);
flatTerrain->SetBias(-0.96);
//Perlin to control which type of terrain to generate
auto terrainType = new noise::module::Perlin();
terrainType->SetOctaveCount(4);
terrainType->SetFrequency(0.5);
terrainType->SetPersistence(0.25);
auto select = new noise::module::Select();
m_noiseModule = select;
select->SetSourceModule(0, *flatTerrain);
select->SetSourceModule(1, *mountain);
select->SetControlModule(*terrainType);
select->SetBounds(0.0, 1000.0);
select->SetEdgeFalloff(0.6);
m_modules.push_back(mountain);
m_modules.push_back(baseFlat);
m_modules.push_back(flatTerrain);
m_modules.push_back(terrainType);
}
void LandGen::setup(s32 type)
{
//sets the general settings for the Perlin Noise function which controls ALL of the other modules
noise.SetOctaveCount(8); //default
noise.SetFrequency(0.5); //default 1
noise.SetPersistence(0.33); //default 0.5
//switch(type)
{
//default: //default for the switch, generates a calm plain with a few mountains
baseFlat.SetFrequency(2.0);
plains.SetSourceModule(0,baseFlat);
plains.SetScale(0.4); //0.125 0.4
plains.SetBias(0.5); //-0.5 1.75
final.SetSourceModule(0,sharpMountain);
final.SetSourceModule(1,plains);
