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#include "pch.h" // use stdafx.h in Visual Studio 2017 and earlier
#include "BranchPoint.h"
void BranchPoint::init(){
l=0;r=1;
pc1=pc2=NULL;
pb1=pb2=NULL;
t=0.5;Dis=0;
fixed=false;
position=0;
id=0;
bundleNodeID=0;
used=0;
}
//初始化
BranchPoint::BranchPoint(){
init();
}
//按两个卡箍初始化
BranchPoint::BranchPoint(Clip *c1,Clip *c2){
init();
pc1=c1;pc2=c2;
Dis=distan1(c1->coord,c2->coord);
double ratio=MinClipToBranchPointDistance/Dis;
l=max(l,ratio);r=min(r,1-ratio);
t=(l+r)/2;
////cout<<"BranchPoint2: ratio:"<<ratio<<" l:"<<l<<" r:"<<r<<" t:"<<t<<endl;
coord=(c1->coord)*(1-t)+(c2->coord)*t;
}
//按卡箍和范围初始化
BranchPoint::BranchPoint(Clip *c1,Clip *c2,double L,double R){
init();
pc1=c1;pc2=c2;
Dis=distan1(c1->coord,c2->coord);
double ratio=MinClipToBranchPointDistance/Dis;
l=max(L,ratio);r=min(R,1-ratio);
t=(l+r)/2;
cout<<"BranchPoint L+R: ratio:"<<ratio<<" l:"<<l<<" r:"<<r<<" t:"<<t<<endl;
coord=(c1->coord)*(1-t)+(c2->coord)*t;
}
//添加左边的分支点
void BranchPoint::addL(BranchPoint b){
pb1=&b;
}
//添加右边的分支点
void BranchPoint::addR(BranchPoint b){
pb2=&b;
}
//把左边界向右边推d距离
void BranchPoint::pushL(double d){
if(d<=0)return;
l+=d/Dis;
}
//把右边界向左边推d距离
void BranchPoint::pushR(double d){
if(d<=0)return;
r-=d/Dis;
}
//固定分支点位置
void BranchPoint::fix(){
if(fixed==true)return;
fixed=true;
t=tempt[mode];
cout<<"***********";
if(!Equal(t,l)&&!Equal(t,r))cout<<"-------";
cout<<endl;
referClip=pc1->name;
position=t*Dis;
assert(position<=Dis);
}
//通道方向反向,分支点也改变其表示形式
void BranchPoint::reverse(){
referClip=pc2->name;
position=Dis-position;
}
//返回分支点在分支上可以连接到的下一个点
//offSet代表分支点坐标的偏差值
vector<int> BranchPoint::getNext(int offSet) {
vector<int> rc = branchPointsInSameSegment;
for (int i = 0; i < rc.size(); i++)rc[i] += offSet;
rc.push_back(pc1->id);
rc.push_back(pc2->id);
return rc;
}
/*计算分支点到卡箍点的权值
reverse=0代表从分支点到p
reverse=1代表从p到分支点
*/
double BranchPoint::computeWeight(P& p, int inOut, bool reverse) {
if (l >= r)return 1e9;
if (fixed == false) {
double X1 = pc1->coord.x, Y1 = pc1->coord.y, Z1 = pc1->coord.z;
double X2 = pc2->coord.x, Y2 = pc2->coord.y, Z2 = pc2->coord.z;
double X0 = p.x, Y0 = p.y, Z0 = p.z;
double FZ = (X1 - X0) * (X1 - X2) + (Y1 - Y0) * (Y1 - Y2) + (Z1 - Z0) * (Z1 - Z2);
double FM = 2 * Dis * Dis;
t = FZ / FM; //公式法求t极小值点
t = max(t, l); t = min(t, r);
}
//if(!Equal(t,l)&&!Equal(t,r))cout<<"-------"<<endl;
coord = pc1->coord * (1 - t) + pc2->coord * t;
coord.type = 1;
if (reverse)return distan(p, coord, inOut, 0);
return distan(coord, p, 0, inOut);
}
//记录分支点最优位置
void BranchPoint::recordPos(int mode){
tempt[mode]=t;
}
void BranchPoint::check(int i){
}
BranchPointSet::BranchPointSet(){
branchPointNum=0;
}
//添加一个分支点,并返回指向它的指针
BranchPoint* BranchPointSet::addBranchPoint(Clip* pc1,Clip* pc2,int bundleNodeID){
branchPointNum++;
b[branchPointNum]=BranchPoint(pc1,pc2);
b[branchPointNum].bundleNodeID=bundleNodeID;
b[branchPointNum].id=branchPointNum;
b[branchPointNum].coord.type=1;
b[branchPointNum].coord.ref=branchPointNum;
return &b[branchPointNum];
}
//获取指向编号为id的分支点的指针
BranchPoint * BranchPointSet::getBranchPointPointer(int id){
assert(id>=1&&id<=branchPointNum);
return &b[id];
}