// *
// * Builds a path from control points
//
//-----------------------------------------------------------------------
public Path realizePath()
{
Path path = new Path();
//Precompute tangents
for (uint i = 0; i < mPoints.size(); ++i)
{
ControlPoint mp = mPoints[(int)i];
GlobalMembers.computeTangents(ref mp, safeGetPoint(i - 1).position, safeGetPoint(i + 1).position);
}
int numPoints = mClosed ? mPoints.size() : (mPoints.size() - 1);
for (int i = 0; i < numPoints; ++i)
{
ControlPoint pointBefore = mPoints[i];
ControlPoint pointAfter = safeGetPoint((uint)i + 1);
std_vector <Vector3> path_getPointsReference = path.getPointsReference();
GlobalMembers.computeCubicHermitePoints(pointBefore, pointAfter, mNumSeg, ref path_getPointsReference);
if (i == mPoints.size() - 2 && !mClosed)
{
path.addPoint(pointAfter.position);
}
}
if (mClosed)
{
path.close();
}
return(path);
}
// *
// * Build a path from Catmull-Rom control points
//
//-----------------------------------------------------------------------
public Path realizePath()
{
Path path = new Path();
int numPoints = mClosed ? mPoints.Count : mPoints.Count - 1;
for (uint i = 0; i < numPoints; ++i)
{
Vector3 P1 = safeGetPoint(i - 1);
Vector3 P2 = safeGetPoint(i);
Vector3 P3 = safeGetPoint(i + 1);
Vector3 P4 = safeGetPoint(i + 2);
std_vector <Vector3> lref = path.getPointsReference();
GlobalMembers.computeCatmullRomPoints(P1, P2, P3, P4, mNumSeg, ref lref);
if (i == mPoints.size() - 2 && !mClosed)
{
path.addPoint(P3);
}
}
if (mClosed)
{
path.close();
}
return(path);
}
public void buildFromSegmentSoup(std_vector<Segment3D> segList, ref std_vector<Path> @out)
{
//typedef std::multimap<Vector3, Vector3, Vector3Comparator> Vec3MultiMap;
//Vec3MultiMap segs;
std_multimap<Vector3,Vector3>segs=new std_multimap<Vector3,Vector3>(new Vector3Comparator());
// for (std::vector<Segment3D>::const_iterator it = segList.begin(); it != segList.end(); ++it)
foreach(var it in segList)
{
//segs.insert(std::pair<Vector3, Vector3 > (it->mA, it->mB));
//segs.insert(std::pair<Vector3, Vector3 > (it->mB, it->mA));
segs.insert(it.mA,it.mB);
segs.insert(it.mB,it.mA);
}
while (!segs.empty())
{
Vector3 headFirst = segs.get(0).first;//segs.begin()->first;
Vector3 headSecond = segs.get(0).second[0];//segs.begin()->second;
Path p=new Path();
p.addPoint(headFirst).addPoint(headSecond);
//Vec3MultiMap::iterator firstSeg = segs.begin();
int firstSeg_pos=segs.begin();
Vector3 firstSeg=segs.get(0).first;
//std::pair<Vec3MultiMap::iterator, Vec3MultiMap::iterator> correspondants2 = segs.equal_range(headSecond);
std_pair<std_pair<Vector3,List<Vector3>>,std_pair<Vector3,List<Vector3>>> correspondants2 = segs.equal_range(headSecond);
//for (Vec3MultiMap::iterator it = correspondants2.first; it != correspondants2.second;)
for(int i=correspondants2.first.second.Count-1;i>=0;i--)
{
// Vec3MultiMap::iterator removeIt = it++;
Vector3 removeIt=correspondants2.first.second[i];
//if ((removeIt->second - firstSeg->first).squaredLength() < 1e-8)
if((removeIt-firstSeg).SquaredLength<1e-8)
segs.erase(removeIt);
}
segs.erase(firstSeg);
bool foundSomething = true;
while (!segs.empty() && foundSomething)
{
foundSomething = false;
//Vec3MultiMap::iterator next = segs.find(headSecond);
int next_pos = segs.find(headSecond);
//if (next != segs.end())
if(next_pos!=-1)
{
std_pair<Vector3,List<Vector3>>next=segs.get((uint)next_pos);
foundSomething = true;
headSecond = next.second[0];
p.addPoint(headSecond);
//std::pair<Vec3MultiMap::iterator, Vec3MultiMap::iterator> correspondants = segs.equal_range(headSecond);
std_pair<std_pair<Vector3,List<Vector3>>,std_pair<Vector3,List<Vector3>>>correspondants = segs.equal_range(headSecond);
//for (Vec3MultiMap::iterator it = correspondants.first; it != correspondants.second;)
for (int i = correspondants.first.second.Count - 1; i >= 0;i-- ) {
//Vec3MultiMap::iterator removeIt = it++;
Vector3 removeIt = correspondants.first.second[i];
//if ((removeIt->second - next->first).squaredLength() < 1e-8)
if ((removeIt - next.first).SquaredLength < 1e-8)
segs.erase(removeIt);
}
//segs.erase(next);
segs.erase(next.first);
}
//Vec3MultiMap::iterator previous = segs.find(headFirst);
int previous_pos=segs.find(headFirst);
//if (previous != segs.end())
if(previous_pos!=-1)
{
std_pair<Vector3, List<Vector3>> previous = segs.get((uint)previous_pos);
foundSomething = true;
//p.insertPoint(0, previous.second);
p.insertPoint(0, previous.second[0]);//???
headFirst = previous.second[0];
//std::pair<Vec3MultiMap::iterator, Vec3MultiMap::iterator> correspondants = segs.equal_range(headFirst);
std_pair<std_pair<Vector3,List<Vector3>>,std_pair<Vector3,List<Vector3>>>correspondants = segs.equal_range(headFirst);
//for (Vec3MultiMap::iterator it = correspondants.first; it != correspondants.second;)
for(int i=correspondants.first.second.Count-1;i>=0;i--)
{
//Vec3MultiMap::iterator removeIt = it++;
Vector3 removeIt=correspondants.first.second[i];
//if ((removeIt->second - previous->first).squaredLength() < 1e-8)
if((removeIt-previous.first).SquaredLength<1e-8)
segs.erase(removeIt);
}
//segs.erase(previous);
segs.erase(previous.first);
}
}
if ((p.getPoint(0)-p.getPoint(p.getSegCount() + 1)).SquaredLength < 1e-6)
{
p.getPointsReference().pop_back();
p.close();
}
@out.push_back(p);
}
}
public void buildFromSegmentSoup(std_vector <Segment3D> segList, ref std_vector <Path> @out)
{
//typedef std::multimap<Vector3, Vector3, Vector3Comparator> Vec3MultiMap;
//Vec3MultiMap segs;
std_multimap <Vector3, Vector3> segs = new std_multimap <Vector3, Vector3>(new Vector3Comparator());
// for (std::vector<Segment3D>::const_iterator it = segList.begin(); it != segList.end(); ++it)
foreach (var it in segList)
{
//segs.insert(std::pair<Vector3, Vector3 > (it->mA, it->mB));
//segs.insert(std::pair<Vector3, Vector3 > (it->mB, it->mA));
segs.insert(it.mA, it.mB);
segs.insert(it.mB, it.mA);
}
while (!segs.empty())
{
Vector3 headFirst = segs.get(0).first; //segs.begin()->first;
Vector3 headSecond = segs.get(0).second[0]; //segs.begin()->second;
Path p = new Path();
p.addPoint(headFirst).addPoint(headSecond);
//Vec3MultiMap::iterator firstSeg = segs.begin();
int firstSeg_pos = segs.begin();
Vector3 firstSeg = segs.get(0).first;
//std::pair<Vec3MultiMap::iterator, Vec3MultiMap::iterator> correspondants2 = segs.equal_range(headSecond);
std_pair <std_pair <Vector3, List <Vector3> >, std_pair <Vector3, List <Vector3> > > correspondants2 = segs.equal_range(headSecond);
//for (Vec3MultiMap::iterator it = correspondants2.first; it != correspondants2.second;)
for (int i = correspondants2.first.second.Count - 1; i >= 0; i--)
{
// Vec3MultiMap::iterator removeIt = it++;
Vector3 removeIt = correspondants2.first.second[i];
//if ((removeIt->second - firstSeg->first).squaredLength() < 1e-8)
if ((removeIt - firstSeg).SquaredLength < 1e-8)
{
segs.erase(removeIt);
}
}
segs.erase(firstSeg);
bool foundSomething = true;
while (!segs.empty() && foundSomething)
{
foundSomething = false;
//Vec3MultiMap::iterator next = segs.find(headSecond);
int next_pos = segs.find(headSecond);
//if (next != segs.end())
if (next_pos != -1)
{
std_pair <Vector3, List <Vector3> > next = segs.get((uint)next_pos);
foundSomething = true;
headSecond = next.second[0];
p.addPoint(headSecond);
//std::pair<Vec3MultiMap::iterator, Vec3MultiMap::iterator> correspondants = segs.equal_range(headSecond);
std_pair <std_pair <Vector3, List <Vector3> >, std_pair <Vector3, List <Vector3> > > correspondants = segs.equal_range(headSecond);
//for (Vec3MultiMap::iterator it = correspondants.first; it != correspondants.second;)
for (int i = correspondants.first.second.Count - 1; i >= 0; i--)
{
//Vec3MultiMap::iterator removeIt = it++;
Vector3 removeIt = correspondants.first.second[i];
//if ((removeIt->second - next->first).squaredLength() < 1e-8)
if ((removeIt - next.first).SquaredLength < 1e-8)
{
segs.erase(removeIt);
}
}
//segs.erase(next);
segs.erase(next.first);
}
//Vec3MultiMap::iterator previous = segs.find(headFirst);
int previous_pos = segs.find(headFirst);
//if (previous != segs.end())
if (previous_pos != -1)
{
std_pair <Vector3, List <Vector3> > previous = segs.get((uint)previous_pos);
foundSomething = true;
//p.insertPoint(0, previous.second);
p.insertPoint(0, previous.second[0]);//???
headFirst = previous.second[0];
//std::pair<Vec3MultiMap::iterator, Vec3MultiMap::iterator> correspondants = segs.equal_range(headFirst);
std_pair <std_pair <Vector3, List <Vector3> >, std_pair <Vector3, List <Vector3> > > correspondants = segs.equal_range(headFirst);
//for (Vec3MultiMap::iterator it = correspondants.first; it != correspondants.second;)
for (int i = correspondants.first.second.Count - 1; i >= 0; i--)
{
//Vec3MultiMap::iterator removeIt = it++;
Vector3 removeIt = correspondants.first.second[i];
//if ((removeIt->second - previous->first).squaredLength() < 1e-8)
if ((removeIt - previous.first).SquaredLength < 1e-8)
{
segs.erase(removeIt);
}
}
//segs.erase(previous);
segs.erase(previous.first);
}
}
if ((p.getPoint(0) - p.getPoint(p.getSegCount() + 1)).SquaredLength < 1e-6)
{
p.getPointsReference().pop_back();
p.close();
}
@out.push_back(p);
}
}
