public TSBBox.ContainmentType Contains(TSBBox box)
{
return(this.Contains(ref box));
}
public void BuildOctree()
{
this.triBoxes = new TSBBox[this.tris.Length];
this.rootNodeBox = new TSBBox(new TSVector(FP.PositiveInfinity, FP.PositiveInfinity, FP.PositiveInfinity), new TSVector(FP.NegativeInfinity, FP.NegativeInfinity, FP.NegativeInfinity));
for (int i = 0; i < this.tris.Length; i++)
{
TSVector.Min(ref this.positions[this.tris[i].I1], ref this.positions[this.tris[i].I2], out this.triBoxes[i].min);
TSVector.Min(ref this.positions[this.tris[i].I0], ref this.triBoxes[i].min, out this.triBoxes[i].min);
TSVector.Max(ref this.positions[this.tris[i].I1], ref this.positions[this.tris[i].I2], out this.triBoxes[i].max);
TSVector.Max(ref this.positions[this.tris[i].I0], ref this.triBoxes[i].max, out this.triBoxes[i].max);
TSVector.Min(ref this.rootNodeBox.min, ref this.triBoxes[i].min, out this.rootNodeBox.min);
TSVector.Max(ref this.rootNodeBox.max, ref this.triBoxes[i].max, out this.rootNodeBox.max);
}
List <Octree.BuildNode> list = new List <Octree.BuildNode>();
list.Add(new Octree.BuildNode());
list[0].box = this.rootNodeBox;
TSBBox[] array = new TSBBox[8];
for (int j = 0; j < this.tris.Length; j++)
{
int num = 0;
TSBBox tSBBox = this.rootNodeBox;
while (tSBBox.Contains(ref this.triBoxes[j]) == TSBBox.ContainmentType.Contains)
{
int num2 = -1;
for (int k = 0; k < 8; k++)
{
this.CreateAABox(ref tSBBox, (Octree.EChild)k, out array[k]);
bool flag = array[k].Contains(ref this.triBoxes[j]) == TSBBox.ContainmentType.Contains;
if (flag)
{
num2 = k;
break;
}
}
bool flag2 = num2 == -1;
if (flag2)
{
list[num].triIndices.Add(j);
break;
}
int num3 = -1;
for (int l = 0; l < list[num].nodeIndices.Count; l++)
{
bool flag3 = list[list[num].nodeIndices[l]].childType == num2;
if (flag3)
{
num3 = l;
break;
}
}
bool flag4 = num3 == -1;
if (flag4)
{
Octree.BuildNode buildNode = list[num];
list.Add(new Octree.BuildNode
{
childType = num2,
box = array[num2]
});
num = list.Count - 1;
tSBBox = array[num2];
buildNode.nodeIndices.Add(num);
}
else
{
num = list[num].nodeIndices[num3];
tSBBox = array[num2];
}
}
}
this.nodes = new Octree.Node[list.Count];
this.nodeStackPool = new ArrayResourcePool <ushort>(list.Count);
for (int m = 0; m < this.nodes.Length; m++)
{
this.nodes[m].nodeIndices = new ushort[list[m].nodeIndices.Count];
for (int n = 0; n < this.nodes[m].nodeIndices.Length; n++)
{
this.nodes[m].nodeIndices[n] = (ushort)list[m].nodeIndices[n];
}
this.nodes[m].triIndices = new int[list[m].triIndices.Count];
list[m].triIndices.CopyTo(this.nodes[m].triIndices);
this.nodes[m].box = list[m].box;
}
list.Clear();
}
public abstract int Prepare(ref TSBBox box);