private void IntersectTest()
{
#if UNITY_EDITOR
GameObject go;
// -- for debug
Stopwatch stopwatch = Stopwatch.StartNew();
int objIndex = 0;
int intersectCount = 0;
List <Task> tasks = new List <Task>();
foreach (KeyValuePair <GameObject, TriangleInfo[]> pair in objDic)
{
if (pair.Value == null)
{
continue;
}
// 每个物体多线程相交测试
if (enableMultiThreading)
{
tasks.Add(Task.Factory.StartNew(MultiThreadingIntersectTest, new ObjInfo(pair)));
continue;
}
// 单线程相交
objIndex++;
intersectCount = 0;
go = pair.Key;
Bounds bound = go.GetComponent <Renderer>().bounds;
AABBBoundBox objBox = new AABBBoundBox(bound.min, bound.max);
var l = octree.GetIntersections(objBox);
for (int i = 0; i < l.Count; i++)
{
foreach (TriangleInfo tInfo in pair.Value)
{
if (l[i].overlapWithTriangle)
{
continue;
}
if (IntersectionTest.AABBTriangle(l[i].boundBox, tInfo))
{
l[i].overlapWithTriangle = true;
}
}
intersectCount++;
bool cancel = EditorUtility.DisplayCancelableProgressBar("Voxelize", $"No.{objIndex} Object (of {objDic.Count}), Intersect Count {intersectCount}/{l.Count}",
(float)intersectCount / l.Count);
if (cancel)
{
break;
}
}
}
Task.WaitAll(tasks.ToArray());
stopwatch.Stop();
EditorUtility.ClearProgressBar();
Debug.Log($"体素化完成，耗时:{stopwatch.ElapsedMilliseconds}ms");
#endif
}
private void IntersectTestDivide(object obj)
{
Tuple <int, int, int> indexTuple = (Tuple <int, int, int>)obj;
int startX = indexTuple.Item1;
int startY = indexTuple.Item2;
int startZ = indexTuple.Item3;
int xRange = startX + divide;
int yRange = startY + divide;
int zRange = startZ + divide;
xRange = xRange < _xMax ? xRange : _xMax;
yRange = yRange < _yMax ? yRange : _yMax;
zRange = zRange < _zMax ? zRange : _zMax;
#region Naive Simple Violent Loop...
for (int x = startX; x < xRange; x++)
{
for (int y = startY; y < yRange; y++)
{
for (int z = startZ; z < zRange; z++)
{
if (_voxels[x, y, z])
{
continue;
}
AABBBoundBox boundBox = new AABBBoundBox(GetVoxelBoundMin(x, y, z), GetVoxelBoundMax(x, y, z));
List <TriangleBound> triangleBoundList = _octree.GetIntersections(boundBox);
for (int i = 0; i < triangleBoundList.Count; i++)
{
for (int j = 0; j < triangleBoundList[i].triangles.Length; j++)
{
if (IntersectionTest.AABBTriangle(boundBox, triangleBoundList[i].triangles[j]))
{
_voxels[x, y, z] = true;
}
}
}
}
}
}
#endregion
lock (_locker)
{
_completeCount++;
}
}
