WorleyNoise.CellProfile GetRandomCell()
{
WorleyNoise worley = GetWorleyNoise();
Random random = Random();
return(worley.GetCellProfile(random.NextInt2(-100, 100)));
}
public void Generate(int2 cellIndex)
{
parentCell = worley.GetCellProfile(cellIndex);
vertices = new NativeList <float3>(Allocator.Temp);
triangles = new NativeList <int>(Allocator.Temp);
random = new Unity.Mathematics.Random((uint)(parentCell.data.value * 1000));
leaves = new Leaves(vertices, triangles);
trunk = new Trunk(vertices, triangles, random);
baseHeight = simplex.GetSimplex(parentCell.data.position.x, parentCell.data.position.z) * 15;
DrawChildCells(worley.frequency * 2);
//leaves.Draw(parentCellProfile, 0);
trunk.DrawTrunk(parentCell);
DrawCellSegments(parentCell);
DrawCellLines(parentCell);
MakeMesh();
vertices.Dispose();
triangles.Dispose();
}
void DrawChildCells(float2 frequency)
{
WorleyNoise childWorley = worley;
childWorley.frequency = frequency;
float3 meanPointWorld = parentCell.data.position + vectorUtil.MeanPoint(parentCell.vertices);
WorleyNoise.CellData startChild = childWorley.GetCellData(meanPointWorld);
var checkNext = new NativeQueue <WorleyNoise.CellData>(Allocator.Temp);
var alreadyChecked = new NativeList <int2>(Allocator.Temp);
checkNext.Enqueue(startChild);
alreadyChecked.Add(startChild.index);
var children = new NativeList <WorleyNoise.CellProfile>(Allocator.Temp);
while (checkNext.Count > 0)
{
WorleyNoise.CellData childData = checkNext.Dequeue();
WorleyNoise.CellData dataFromParent = worley.GetCellData(childData.position);
bool childIsInParent = dataFromParent.index.Equals(parentCell.data.index);
if (!childIsInParent)
{
continue;
}
WorleyNoise.CellProfile childProfile = childWorley.GetCellProfile(childData);
float3 positionInParent = childProfile.data.position - parentCell.data.position;
positionInParent.y += baseHeight;
leaves.Draw(childProfile, positionInParent);
children.Add(childProfile);
for (int i = 0; i < childProfile.vertices.Length; i++)
{
WorleyNoise.CellData adjacent = childProfile.adjacentCells[i].c0;
if (!alreadyChecked.Contains(adjacent.index))
{
checkNext.Enqueue(adjacent);
alreadyChecked.Add(adjacent.index);
}
}
}
checkNext.Dispose();
alreadyChecked.Dispose();
}