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Commit 0d29d4b5 authored by Pierre Kraemer's avatar Pierre Kraemer
Browse files

micro updates

parent a99355d0
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include/Topology/map/map2.h
View file @ 0d29d4b5
......@@ -95,6 +95,10 @@ protected:
*/
void phi2unsew(Dart d);
/*! @name Boundary marker management
* Function used to merge boundary faces properly
*************************************************************************/
//! merge a face that has been tag as boundary with existing boundary if needed
/* @param d a dart of the face
*/
......@@ -137,32 +141,33 @@ public:
* @param d first dart in vertex v
* @param e second dart in vertex v
*/
virtual void splitVertex(Dart d, Dart e); // OK boundary
virtual void splitVertex(Dart d, Dart e);
//! Delete the vertex of d (works only for internal vertices)
/*! All the faces around the vertex are merged into one face
/*! Does not create a hole -> all the faces
* around the vertex are merged into one face
* @param d a dart of the vertex to delete
* @return true if the deletion has been executed, false otherwise
*/
virtual bool deleteVertex(Dart d) ; // OK boundary
virtual bool deleteVertex(Dart d);
//! Link two vertices belonging to distinct faces (add an edge between the two vertices)
/*! \pre Dart d and e MUST be different and belong to distinct face
* @param d first dart in the face
* @param e second dart in the face
*/
virtual void linkVertices(Dart d, Dart e); //TODO removing ??
virtual void linkVertices(Dart d, Dart e); //TODO remove ??
//! Cut the edge of d
//! Cut the edge of d by inserting a new vertex
/*! @param d a dart of the edge to cut
*/
virtual void cutEdge(Dart d);// OK boundary
virtual void cutEdge(Dart d);
//! Undo the cut of the edge of d
/*! @param d a dart of the edge to uncut
* @return true if the uncut has been executed, false otherwise
*/
virtual bool uncutEdge(Dart d);// OK boundary
virtual bool uncutEdge(Dart d);
//! Collapse an edge (that is deleted) possibly merging its vertices
/*! If delDegenerateFaces is true, the method checks that no degenerate
......@@ -188,7 +193,7 @@ public:
* Flip the edge of d (rotation in phi_1 order)
* WARNING : Works only for non-border edges.
* @param d a dart of the edge to flip
* @return true if the flip has been executed, false otherwise
* @return true if the flipBack has been executed, false otherwise
*/
virtual bool flipBackEdge(Dart d);
......@@ -207,7 +212,7 @@ public:
virtual void removeEdgeFromVertex(Dart d);
//! Sew two oriented faces along oriented edges
/*! \pre Darts d & e MUST be fixed point of phi2 relation
/*! \pre Edges of darts d & e MUST be boundary edges
* @param d a dart of the first face
* @param e a dart of the second face
*/
......@@ -402,6 +407,10 @@ public:
bool foreach_dart_of_link(Dart d, unsigned int orbit, FunctorType& f, unsigned int thread=0);
//@}
/*! @name Close map after import or creation
* These functions must be used with care, generally only by import algorithms
*************************************************************************/
//@{
//! Close a topological hole (a sequence of connected fixed point of phi2). DO NOT USE, only for import algorithm
/*! \pre dart d MUST be fixed point of phi2 relation
......
src/Topology/map/map2.cpp
View file @ 0d29d4b5
......@@ -27,8 +27,8 @@
namespace CGoGN
{
/*! @name Generator and Deletor
* To generate or delete faces in a 2-map
/*! @name Boundary marker management
* Function used to merge boundary faces properly
*************************************************************************/
void Map2::mergeBoundaryFaces(Dart dd, Dart ee)
......@@ -94,7 +94,7 @@ void Map2::mergeFaceWithBoundary(Dart d)
storeForLinkVertex.pop_back() ;
Dart b = storeForLinkVertex.back() ;
storeForLinkVertex.pop_back() ;
phi1sew(a,b);
phi1sew(a, b);
}
//merge by faces
while (!storeForLinkFace.empty())
......@@ -103,10 +103,14 @@ void Map2::mergeFaceWithBoundary(Dart d)
storeForLinkVertex.pop_back() ;
Dart b = storeForLinkVertex.back() ;
storeForLinkVertex.pop_back() ;
mergeBoundaryFaces(a,b);
mergeBoundaryFaces(a, b);
}
}
/*! @name Generator and Deletor
* To generate or delete faces in a 2-map
*************************************************************************/
void Map2::deleteOrientedFace(Dart d)
{
// tag face in boundary
......@@ -114,13 +118,6 @@ void Map2::deleteOrientedFace(Dart d)
mergeFaceWithBoundary(d);
}
void Map2::sewOrientedFaces(Dart d, Dart e)
{
assert(phi2(d)==d && phi2(e)==e);
// sewing the faces
phi2sew(d, e);
}
Dart Map2::newFace(unsigned int nbEdges)
{
Dart d = Map1::newFace(nbEdges);
......@@ -168,24 +165,12 @@ bool Map2::deleteVertex(Dart d)
void Map2::linkVertices(Dart d, Dart e)
{
Map1::linkVertices(d, e); // Split the face
Map1::linkVertices(d, e); // Split the face
phi2sew(phi_1(d), phi_1(e)); // Sew the two resulting faces along the new edge
}
void Map2::cutEdge(Dart d)
{
// Map1::cutEdge(d); // Cut the edge of d
// Dart nd = phi1(d);
// Dart e = phi2(d);
// if (e != d) // Test if an opposite edge exists
// {
// Map1::cutEdge(e); // Cut the opposite edge
// Dart ne = phi1(e);
// phi2unsew(d); // Correct the phi2 links
// phi2sew(d, ne);
// phi2sew(e, nd);
// }
Map1::cutEdge(d); // Cut the 1-edge of d
Dart e = phi2(d);
Map1::cutEdge(e); // Cut the 1-edge of phi2(d)
......@@ -201,21 +186,6 @@ void Map2::cutEdge(Dart d)
bool Map2::uncutEdge(Dart d)
{
// assert(vertexDegree(phi1(d)) == 2) ;
// Dart ne = phi2(d) ;
// if(ne == d)
// collapseEdge(d) ;
// else
// {
// Dart nd = phi1(d) ;
// Dart e = phi_1(ne) ;
// phi2unsew(e) ;
// phi2unsew(d) ;
// Map1::collapseEdge(nd) ;
// Map1::collapseEdge(ne) ;
// phi2sew(d, e) ;
// }
if(vertexDegree(phi1(d)) == 2)
{
Dart ne = phi2(d) ;
......@@ -357,30 +327,28 @@ bool Map2::flipBackEdge(Dart d)
void Map2::insertEdgeInVertex(Dart d, Dart e)
{
assert(!sameVertex(d,e) && phi2(e) == phi_1(e));
phi1sew(phi_1(d),phi_1(e));
phi1sew(phi_1(d), phi_1(e));
}
void Map2::removeEdgeFromVertex(Dart d)
{
assert(phi2(d) != d);
phi1sew(phi_1(d),phi2(d));
phi1sew(phi_1(d), phi2(d));
}
void Map2::sewFaces(Dart d, Dart e)
{
assert(isBoundaryFace(d) && isBoundaryFace(e)) ;
Dart dd = phi2(d);
Dart ee = phi2(e);
// unsew from boundary
phi2unsew(d);
phi2unsew(d); // unsew faces from boundary
phi2unsew(e);
// remove boundary edge (could be a Map1::mergeFaces without assert ?)
mergeBoundaryFaces(dd,ee);
mergeBoundaryFaces(dd, ee); // remove boundary edge (could be a Map1::mergeFaces without assert ?)
// sewing the faces
phi2sew(d, e);
phi2sew(d, e); // sew the faces
}
void Map2::unsewFaces(Dart d)
......@@ -645,67 +613,6 @@ bool Map2::mergeVolumes(Dart d, Dart e)
return true ;
}
unsigned int Map2::closeHole(Dart d)
{
assert(phi2(d) == d); // Nothing to close
Dart first = newDart(); // First edge of the face that will fill the hole
unsigned int countEdges = 1;
phi2sew(d, first); // phi2-link the new edge to the hole
Dart dNext = d; // Turn around the hole
Dart dPhi1; // to complete the face
do
{
do
{
dPhi1 = phi1(dNext); // Search and put in dNext
dNext = phi2(dPhi1); // the next dart of the hole
} while (dNext != dPhi1 && dPhi1 != d);
if (dPhi1 != d)
{
Dart next = newDart(); // Add a new edge there and link it to the face
++countEdges;
phi1sew(first, next); // the edge is linked to the face
phi2sew(dNext, next); // the face is linked to the hole
}
} while (dPhi1 != d);
if (countEdges == 2)
{
countEdges = 0 ;
collapseDegeneratedFace(first); // if the closing face is 2-sided, collapse it
}
return countEdges ;
}
//void Map2::closeMap(DartMarker& marker)
//{
// // Search the map for topological holes (fixed point for phi2)
// for (Dart d = begin(); d != end(); next(d))
// {
// if (phi2(d) == d)
// {
// closeHole(d);
// marker.markOrbit(FACE, phi2(d)) ;
// }
// }
//
void Map2::closeMap()
{ // Search the map for topological holes (fixed point for phi2)
for (Dart d = begin(); d != end(); next(d))
{
if (phi2(d) == d)
{
closeHole(d);
boundaryMarkOrbit(FACE,phi2(d));
}
}
}
/*! @name Topological Queries
* Return or set various topological information
*************************************************************************/
......@@ -1074,5 +981,77 @@ bool Map2::foreach_dart_of_link(Dart d, unsigned int orbit, FunctorType& f, unsi
return false;
}
/*! @name Close map after import or creation
* These functions must be used with care, generally only by import algorithms
*************************************************************************/
unsigned int Map2::closeHole(Dart d)
{
assert(phi2(d) == d); // Nothing to close
Dart first = newDart(); // First edge of the face that will fill the hole
unsigned int countEdges = 1;
phi2sew(d, first); // phi2-link the new edge to the hole
Dart dNext = d; // Turn around the hole
Dart dPhi1; // to complete the face
do
{
do
{
dPhi1 = phi1(dNext); // Search and put in dNext
dNext = phi2(dPhi1); // the next dart of the hole
} while (dNext != dPhi1 && dPhi1 != d);
if (dPhi1 != d)
{
Dart next = newDart(); // Add a new edge there and link it to the face
++countEdges;
phi1sew(first, next); // the edge is linked to the face
phi2sew(dNext, next); // the face is linked to the hole
}
} while (dPhi1 != d);
if (countEdges == 2)
{
countEdges = 0 ;
collapseDegeneratedFace(first); // if the closing face is 2-sided, collapse it
}
return countEdges ;
}
//void Map2::closeMap(DartMarker& marker)
//{
// // Search the map for topological holes (fixed point for phi2)
// for (Dart d = begin(); d != end(); next(d))
// {
// if (phi2(d) == d)
// {
// closeHole(d);
// marker.markOrbit(FACE, phi2(d)) ;
// }
// }
void Map2::closeMap()
{
// Search the map for topological holes (fix points of phi2)
for (Dart d = begin(); d != end(); next(d))
{
if (phi2(d) == d)
{
closeHole(d);
boundaryMarkOrbit(FACE, phi2(d));
}
}
}
void Map2::sewOrientedFaces(Dart d, Dart e)
{
assert(phi2(d) == d && phi2(e) == e);
// sewing the faces
phi2sew(d, e);
}
} // namespace CGoGN
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