private bool CheckObjects(Prefab[] prefabs, Vector3 pos, Vector3 dir, PathList.BasicObject obj)
{
if (!obj.AlignToNormal)
{
Vector3 vector3 = Vector3Ex.XZ3D(dir);
dir = ((Vector3) ref vector3).get_normalized();
}
SpawnFilter filter = obj.Filter;
Vector3 vector3_1 = Vector3.op_Multiply(this.Width * 0.5f + obj.Offset, Quaternion.op_Multiply(PathList.rot90, dir));
for (int index = 0; index < PathList.placements.Length; ++index)
{
if ((obj.Placement != PathList.Placement.Center || index == 0) && (obj.Placement != PathList.Placement.Side || index != 0))
{
Vector3 vector3_2 = Vector3.op_Addition(pos, Vector3.op_Multiply(PathList.placements[index], vector3_1));
if (obj.HeightToTerrain)
{
vector3_2.y = (__Null)(double)TerrainMeta.HeightMap.GetHeight(vector3_2);
}
if (filter.Test(vector3_2))
{
Quaternion rotation = index == 2 ? Quaternion.LookRotation(Quaternion.op_Multiply(PathList.rot180, dir)) : Quaternion.LookRotation(dir);
if (this.CheckObjects(prefabs, vector3_2, rotation, filter))
{
return(true);
}
}
}
}
return(false);
}
private void SpawnObject(ref uint seed, Prefab[] prefabs, Vector3 pos, Vector3 dir, PathList.BasicObject obj)
{
if (!obj.AlignToNormal)
{
dir = dir.XZ3D().normalized;
}
SpawnFilter filter = obj.Filter;
Vector3 width = (this.Width * 0.5f + obj.Offset) * PathList.rot90 * dir;
for (int i = 0; i < (int)PathList.placements.Length; i++)
{
if ((obj.Placement != PathList.Placement.Center || i == 0) && (obj.Placement != PathList.Placement.Side || i != 0))
{
Vector3 height = pos + (PathList.placements[i] * width);
if (obj.HeightToTerrain)
{
height.y = TerrainMeta.HeightMap.GetHeight(height);
}
if (filter.Test(height))
{
if (this.SpawnObject(ref seed, prefabs, height, (i == 2 ? Quaternion.LookRotation(PathList.rot180 * dir) : Quaternion.LookRotation(dir)), filter))
{
break;
}
}
}
}
}
