private static async Task GenerateFloraAsync(World world, Vector pos, DecoratorFeatures features, TerrainNoise noise)
{
foreach (var(flora, index) in features.Flora.Select((value, i) => (value, i)))
{
if (flora.Frequency == 0)
{
continue;
}
var floraInstance = Activator.CreateInstance(flora.FloraType, world) as BaseFlora;
if (floraInstance is null)
{
continue;
}
var noiseVal = noise.Decoration(pos.X, -33 + (index * 22), pos.Z);
var freq = flora.Frequency / 200.0;
bool isFlora = noiseVal > 0.9 && noiseVal <= freq + 0.9;
if (!isFlora)
{
continue;
}
await floraInstance.GenerateFloraAsync(pos, noise.settings.Seed, flora.Radius, flora.Density);
}
}
private static void GenerateTrees(World world, Vector pos, DecoratorFeatures features, TerrainNoise noise)
{
foreach (var(tree, index) in features.Trees.Select((value, i) => (value, i)))
{
if (tree.Frequency == 0)
{
continue;
}
var treeInstance = Activator.CreateInstance(tree.TreeType, world) as BaseTree;
// Use a different noisemap for each tree type by setting another Y value.
var noiseVal = noise.Decoration(pos.X, -45 + (index * 10), pos.Z);
var freq = tree.Frequency / 100.0;
bool isTree = noiseVal > 0.8 && noiseVal <= freq + 0.8;
if (!isTree)
{
continue;
}
int heightVariance = (int)(((noiseVal - 0.8) * 100) - (freq / 2));
GrowTree(pos, treeInstance, heightVariance);
}
}