private void StopForceAll()
{
for (int i = gameObject.transform.childCount - 1; i >= 0; i--)
{
GameObject go = gameObject.transform.GetChild(i).gameObject;
Adorning ba = go.GetComponent <Adorning>();
if (ba != null)
{
ba.StopForce();
}
}
}
private void ApplyForceAll(Vector3 center)
{
for (int i = gameObject.transform.childCount - 1; i >= 0; i--)
{
GameObject go = gameObject.transform.GetChild(i).gameObject;
Adorning ba = go.GetComponent <Adorning>();
if (ba != null)
{
Vector3 dir = go.transform.position - center;
float len = dir.magnitude;
if (len < DistanceThre)
{
float alpha = 1.0f - Mathf.Clamp01(len / DistanceThre);
dir.Normalize();
dir *= (alpha * forcefactor);
ba.ApplyForce(center, dir, sizefactor);
}
}
}
}
public void Build()
{
//RenderSettings.fog = false;
//RenderSettings.fogColor = new Color(112.0f / 255.0f, 127.0f / 255.0f, 131.0f / 255.0f);
//RenderSettings.fogStartDistance = 25.0f;
//RenderSettings.fogEndDistance = 125.0f;
//这里要先加到一个临时列表，因为新生成的groupobj也是当前gameobject.transform的子对象
List <Transform> objs = new List <Transform>();
//Renderer[] mrs = transform.GetComponentsInChildren<Renderer>();
//if (mrs == null)
//{
// return;
//}
//int n = mrs.Length;
//for (int i = 0; i < n; i++)
//{
// Transform tchild = mrs[i].transform;
// objs.Add(tchild);
//}
int n = transform.childCount;
for (int i = 0; i < n; i++)
{
Transform tchild = transform.GetChild(i);
if (tchild.lossyScale.x > 0.1f && tchild.lossyScale.z > 0.1f)//对于缩放系数为负的物件只能整体处理，unity对于缩放为负处理可能有bug
{
Renderer[] mrs = tchild.GetComponentsInChildren <Renderer>();
foreach (Renderer mr in mrs)
{
objs.Add(mr.transform);
}
}
else
{
objs.Add(tchild);
}
}
//对临时列表中的对象进行分组
Hashtable groupobjs = new Hashtable();
for (int i = 0; i < objs.Count; i++)
{
Transform tchild = objs[i];
Vector3 pos = tchild.position;
MeshRenderer mr = tchild.gameObject.GetComponent <MeshRenderer>();
if (mr != null && mr.bounds != null)
{
pos = mr.bounds.center;
}
Vector3 vrelate = pos - vmin;
int x = (int)(vrelate.x / vdistance.x);
int y = (int)(vrelate.z / vdistance.z);
x -= groupsize;
y -= groupsize;
if (x < -groupsize)
{
x = -groupsize;
}
if (y < -groupsize)
{
y = -groupsize;
}
if (x > groupsize)
{
x = groupsize;
}
if (y > groupsize)
{
y = groupsize;
}
GameObject gogroup = null;
int key = GetKeyByGroup(x, y);
if (!groupobjs.ContainsKey(key))
{
gogroup = CreateGroup(x, y);
groupobjs[key] = gogroup;
}
else
{
gogroup = (GameObject)groupobjs[key];
}
tchild.parent = gogroup.transform;
}
// 对分组对象构建AdorningGroup脚本
foreach (DictionaryEntry keypair in groupobjs)
{
int key = (int)keypair.Key;
GameObject gogroup = (GameObject)keypair.Value;
int stride = groupsize * 2 + 1;
int x = key % stride;
int y = key / stride;
AdorningGroup ag = gogroup.AddComponent <AdorningGroup>();
ag.x = x - groupsize;
ag.y = y - groupsize;
ag.pos = gogroup.transform.position;
groups[key] = ag;
}
// 合并每个分组中的网格，减少批次
foreach (DictionaryEntry keypair in groups)
{
int key = (int)keypair.Key;
AdorningGroup ag = (AdorningGroup)keypair.Value;
//ag.Combine();
}
// 加到列表
foreach (DictionaryEntry keypair in groups)
{
int key = (int)keypair.Key;
AdorningGroup ag = (AdorningGroup)keypair.Value;
GameObject gogroup = ag.gameObject;
for (int i = 0; i < gogroup.transform.childCount; i++)
{
Transform tchild = gogroup.transform.GetChild(i);
Adorning adorning = tchild.gameObject.AddComponent <Adorning>();
adorning.alpha = 2.0f;
ag.objs.Add(adorning);
}
}
//最后处理没分组的
List <Transform> ungrouplist = new List <Transform>();
for (int i = 0; i < transform.childCount; i++)
{
Transform tchild = transform.GetChild(i);
if (tchild.gameObject.GetComponent <AdorningGroup>() == null)
{
ungrouplist.Add(tchild);
}
}
GameObject ungroupparent = new GameObject("ungroup");
ungroupparent.transform.parent = transform;
foreach (Transform tchild in ungrouplist)
{
tchild.parent = ungroupparent.transform;
}
}