manolas
/
vcglib
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

basefacetype to facetype

This commit is contained in:
ganovelli 2004-07-15 11:28:44 +00:00
parent 0243e21354
commit 3edc5d70bf
1 changed files with 27 additions and 22 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

47
vcg/simplex/face/pos.h
View File

@ -24,6 +24,9 @@
History History
$Log: not supported by cvs2svn $ $Log: not supported by cvs2svn $
Revision 1.6 2004/07/06 06:25:44 cignoni
changed the VFIterator ++ to return a facepointer instead of a bool
Revision 1.5 2004/06/02 16:25:45 ganovelli Revision 1.5 2004/06/02 16:25:45 ganovelli
changed F(.. to FFp changed F(.. to FFp
changed Z( to FFi( changed Z( to FFi(
@ -61,23 +64,22 @@ namespace face {
It contain a pointer to the current face, It contain a pointer to the current face,
the index of one edge and a edge's incident vertex. the index of one edge and a edge's incident vertex.
*/ */
template <typename FaceType> template <class FaceType>
class Pos class Pos
{ {
public: public:
/// The vertex type /// The vertex type
typedef typename FaceType::VertexType VertexType; typedef typename FaceType::VertexType VertexType;
typedef typename FaceType::BaseFaceType BaseFaceType;
///The HEdgePos type ///The HEdgePos type
typedef Pos<FaceType> BasePosType; typedef Pos<FaceType> PosType;
/// The vector type /// The vector type
typedef typename VertexType::CoordType CoordType; typedef typename VertexType::CoordType CoordType;
/// The scalar type /// The scalar type
typedef typename VertexType::ScalarType ScalarType; typedef typename VertexType::ScalarType ScalarType;
/// Pointer to the face of the half-edge /// Pointer to the face of the half-edge
typename FaceType::BaseFaceType *f; typename FaceType::FaceType *f;
/// Index of the edge /// Index of the edge
int z; int z;
/// Pointer to the vertex /// Pointer to the vertex
@ -86,27 +88,30 @@ public:
/// Default constructor /// Default constructor
Pos(){} Pos(){}
/// Constructor which associates the half-edge elementet with a face, its edge and its vertex /// Constructor which associates the half-edge elementet with a face, its edge and its vertex
Pos(BaseFaceType * const fp, int const zp, VertexType * const vp){f=fp; z=zp; v=vp;} Pos(FaceType * const fp, int const zp, VertexType * const vp){f=fp; z=zp; v=vp;}
Pos(BaseFaceType * const fp, int const zp){f=fp; z=zp; v=f.V[zp];} Pos(FaceType * const fp, int const zp){f=fp; z=zp; v=f->V(zp);}
// access functions
VertexType *& V(const int & i){assert( (i>=0) && (i<2)); return f->UberV( (z +i) %3);}
/// Operator to compare two half-edge /// Operator to compare two half-edge
inline bool operator == ( BasePosType const & p ) const { inline bool operator == ( FaceType const & p ) const {
return (f==p.f && z==p.z && v==p.v); return (f==p.f && z==p.z && v==p.v);
} }
/// Operator to compare two half-edge /// Operator to compare two half-edge
inline bool operator != ( BasePosType const & p ) const { inline bool operator != ( FaceType const & p ) const {
return (f!=p.f || z!=p.z || v!=p.v); return (f!=p.f || z!=p.z || v!=p.v);
} }
/// Operator to order half-edge; it's compare at the first the face pointers, then the index of the edge and finally the vertex pointers /// Operator to order half-edge; it's compare at the first the face pointers, then the index of the edge and finally the vertex pointers
inline bool operator <= ( BasePosType const & p) const { inline bool operator <= ( FaceType const & p) const {
return (f!=p.f)?(f<f.p): return (f!=p.f)?(f<f.p):
(z!=p.z)?(z<p.z): (z!=p.z)?(z<p.z):
(v<=p.v); (v<=p.v);
} }
/// Assignment operator /// Assignment operator
inline BasePosType & operator = ( const BasePosType & h ){ inline FaceType & operator = ( const FaceType & h ){
f=h.f; f=h.f;
z=h.z; z=h.z;
v=h.v; v=h.v;
@ -241,7 +246,7 @@ public:
int StarSize() int StarSize()
{ {
int n=0; int n=0;
BasePosType ht=*this; FaceType ht=*this;
bool bf=false; bool bf=false;
do do
{ {
@ -259,7 +264,7 @@ public:
@param zp Indice dell'edge @param zp Indice dell'edge
@param vp Puntatore al vertice @param vp Puntatore al vertice
*/ */
void Set(BaseFaceType * const fp, int const zp, VertexType * const vp) void Set(FaceType * const fp, int const zp, VertexType * const vp)
{ {
f=fp;z=zp;v=vp; f=fp;z=zp;v=vp;
assert(f->V((z+2)%3)!=v && (f->V((z+1)%3)==v || f->V((z+0)%3)==v)); assert(f->V((z+2)%3)!=v && (f->V((z+1)%3)==v || f->V((z+0)%3)==v));
@ -268,7 +273,7 @@ public:
void Assert() void Assert()
#ifdef _DEBUG #ifdef _DEBUG
{ {
BasePosType ht=*this; FaceType ht=*this;
ht.FlipF(); ht.FlipF();
ht.FlipF(); ht.FlipF();
assert(ht==*this); assert(ht==*this);
@ -312,7 +317,7 @@ public:
This class is used as an iterator over the VF adjacency. This class is used as an iterator over the VF adjacency.
*/ */
template <typename FaceType> template <class FaceType>
class VFIterator class VFIterator
{ {
public: public:
@ -320,25 +325,25 @@ public:
/// The vertex type /// The vertex type
typedef typename FaceType::VertexType VertexType; typedef typename FaceType::VertexType VertexType;
/// The Base face type /// The Base face type
typedef typename FaceType::BaseFaceType BaseFaceType; typedef typename FaceType::FaceType FaceType;
/// The vector type /// The vector type
typedef typename VertexType::CoordType CoordType; typedef typename VertexType::CoordType CoordType;
/// The scalar type /// The scalar type
typedef typename VertexType::ScalarType ScalarType; typedef typename VertexType::ScalarType ScalarType;
/// Pointer to the face of the half-edge /// Pointer to the face of the half-edge
typename FaceType::BaseFaceType *f; typename FaceType::FaceType *f;
/// Index of the edge /// Index of the vertex
int z; int z;
/// Default constructor /// Default constructor
VFIterator(){} VFIterator(){}
/// Constructor which associates the half-edge elementet with a face, its edge and its vertex /// Constructor which associates the half-edge elementet with a face and its vertex
VFIterator(VertexType * const vp){f=vp->VFb();z=vp->VFi();} VFIterator(FaceType * _f, const int & _z){f = _f; z = _z;}
bool End() const {return f==0;} bool End() const {return f==0;}
BaseFaceType *operator++() { FaceType *operator++() {
BaseFaceType* t = f; FaceType* t = f;
f = t->VFp(z); f = t->VFp(z);
z = t->VFi(z); z = t->VFi(z);
return f; return f;