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CGoGN
CGoGN
Commits
cb6cd448
Commit
cb6cd448
authored
Oct 28, 2011
by
Pierre Kraemer
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traversors2 updated
parent
d0f183b2
Changes
2
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Showing
2 changed files
with
302 additions
and
5 deletions
+302
-5
include/Topology/generic/traversor1.h
include/Topology/generic/traversor1.h
+8
-0
include/Topology/generic/traversor2.h
include/Topology/generic/traversor2.h
+294
-5
No files found.
include/Topology/generic/traversor1.h
View file @
cb6cd448
...
...
@@ -30,6 +30,10 @@
namespace
CGoGN
{
/*******************************************************************************
VERTEX CENTERED TRAVERSALS
*******************************************************************************/
// Traverse the edges incident to a given vertex
template
<
typename
MAP
>
class
Traversor1VE
...
...
@@ -103,6 +107,10 @@ public:
}
}
;
/*******************************************************************************
EDGE CENTERED TRAVERSALS
*******************************************************************************/
// Traverse the vertices incident to a given edge
template
<
typename
MAP
>
class
Traversor1EV
...
...
include/Topology/generic/traversor2.h
View file @
cb6cd448
...
...
@@ -30,6 +30,10 @@
namespace
CGoGN
{
/*******************************************************************************
VERTEX CENTERED TRAVERSALS
*******************************************************************************/
// Traverse the edges incident to a given vertex
template
<
typename
MAP
>
class
Traversor2VE
...
...
@@ -77,7 +81,7 @@ public:
if
(
current
!=
NIL
)
{
current
=
m
.
alpha1
(
current
)
;
if
(
m
.
isBoundarymarked
(
current
))
if
(
m
.
isBoundarymarked
(
current
))
// jump over a boundary face
current
=
m
.
alpha1
(
current
)
;
if
(
current
==
start
)
current
=
NIL
;
...
...
@@ -128,10 +132,183 @@ private:
public:
Traversor2VVaF
(
MAP
&
map
,
Dart
dart
)
:
m
(
map
)
{
if
(
m
.
isBoundaryMarked
(
dart
))
dart
=
m
.
alpha1
(
dart
)
;
start
=
m
.
phi1
(
m
.
phi1
(
dart
))
;
if
(
start
==
dart
)
start
=
m
.
phi1
(
dart
)
;
stop
=
dart
;
}
Dart
begin
()
{
current
=
start
;
return
current
;
}
Dart
end
()
{
return
NIL
;
}
Dart
next
()
{
if
(
current
!=
NIL
)
{
current
=
m
.
phi1
(
current
)
;
if
(
current
==
stop
)
{
Dart
d
=
m
.
alpha1
(
current
)
;
if
(
m
.
isBoundaryMarked
(
d
))
// jump over a boundary face
d
=
m
.
alpha1
(
d
)
;
current
=
m
.
phi1
(
m
.
phi1
(
d
))
;
if
(
current
==
d
)
current
=
m
.
phi1
(
d
)
;
stop
=
d
;
}
if
(
current
==
start
)
current
=
NIL
;
}
return
current
;
}
}
;
/*******************************************************************************
EDGE CENTERED TRAVERSALS
*******************************************************************************/
// Traverse the vertices incident to a given edge
template
<
typename
MAP
>
class
Traversor2EV
{
private:
MAP
&
m
;
Dart
start
;
Dart
current
;
public:
Traversor2EV
(
MAP
&
map
,
Dart
dart
)
:
m
(
map
),
start
(
dart
)
{}
Dart
begin
()
{
current
=
start
;
return
current
;
}
Dart
end
()
{
return
NIL
;
}
Dart
next
()
{
if
(
current
!=
NIL
)
{
current
=
m
.
phi2
(
current
)
;
if
(
current
==
start
)
current
=
NIL
;
}
return
current
;
}
}
;
// Traverse the faces incident to a given edge
template
<
typename
MAP
>
class
Traversor2EF
{
private:
MAP
&
m
;
Dart
start
;
Dart
current
;
public:
Traversor2EF
(
MAP
&
map
,
Dart
dart
)
:
m
(
map
),
start
(
dart
)
{}
Dart
begin
()
{
current
=
start
;
return
current
;
}
Dart
end
()
{
return
NIL
;
}
Dart
next
()
{
if
(
current
!=
NIL
)
{
current
=
m
.
phi2
(
current
)
;
if
(
current
==
start
||
m
.
isBoundaryMarked
(
current
))
// do not consider a boundary face
current
=
NIL
;
}
return
current
;
}
}
;
// Traverse the edges adjacent to a given edge through sharing a common vertex
template
<
typename
MAP
>
class
Traversor2EEaV
{
private:
MAP
&
m
;
Dart
start
;
Dart
current
;
Dart
stop1
,
stop2
;
public:
Traversor2EEaV
(
MAP
&
map
,
Dart
dart
)
:
m
(
map
)
{
start
=
m
.
alpha1
(
dart
)
;
stop1
=
dart
;
stop2
=
m
.
phi2
(
dart
)
;
}
Dart
begin
()
{
current
=
start
;
return
current
;
}
Dart
end
()
{
return
NIL
;
}
Dart
next
()
{
if
(
current
!=
NIL
)
{
current
=
m
.
alpha1
(
current
)
;
if
(
current
==
stop1
)
current
=
m
.
alpha1
(
stop2
)
;
else
if
(
current
==
stop2
)
current
=
NIL
;
}
return
current
;
}
}
;
// Traverse the edges adjacent to a given edge through sharing a common face
template
<
typename
MAP
>
class
Traversor2EEaF
{
private:
MAP
&
m
;
Dart
start
;
Dart
current
;
Dart
stop1
,
stop2
;
public:
Traversor2EEaF
(
MAP
&
map
,
Dart
dart
)
:
m
(
map
)
{
start
=
m
.
phi1
(
dart
)
;
stop
=
m
.
phi_1
(
dart
)
;
stop1
=
dart
;
stop2
=
m
.
phi2
(
dart
)
;
}
Dart
begin
()
{
current
=
start
;
return
current
;
}
Dart
end
()
{
return
NIL
;
}
Dart
next
()
{
if
(
current
!=
NIL
)
{
current
=
m
.
phi1
(
current
)
;
if
(
current
==
stop1
)
current
=
m
.
phi1
(
stop2
)
;
else
if
(
current
==
stop2
)
current
=
NIL
;
}
return
current
;
}
}
;
/*******************************************************************************
FACE CENTERED TRAVERSALS
*******************************************************************************/
// Traverse the vertices incident to a given face
template
<
typename
MAP
>
class
Traversor2FV
{
private:
MAP
&
m
;
Dart
start
;
Dart
current
;
public:
Traversor2FV
(
MAP
&
map
,
Dart
dart
)
:
m
(
map
),
start
(
dart
)
{}
Dart
begin
()
{
current
=
start
;
return
current
;
}
Dart
end
()
{
return
NIL
;
}
...
...
@@ -140,11 +317,85 @@ public:
if
(
current
!=
NIL
)
{
current
=
m
.
phi1
(
current
)
;
if
(
current
==
start
)
current
=
NIL
;
}
return
current
;
}
}
;
// Traverse the edges incident to a given face
template
<
typename
MAP
>
class
Traversor2FE
{
private:
MAP
&
m
;
Dart
start
;
Dart
current
;
public:
Traversor2FE
(
MAP
&
map
,
Dart
dart
)
:
m
(
map
),
start
(
dart
)
{}
Dart
begin
()
{
current
=
start
;
return
current
;
}
Dart
end
()
{
return
NIL
;
}
Dart
next
()
{
if
(
current
!=
NIL
)
{
current
=
m
.
phi1
(
current
)
;
if
(
current
==
start
)
current
=
NIL
;
}
return
current
;
}
}
;
// Traverse the faces adjacent to a given face through sharing a common vertex
template
<
typename
MAP
>
class
Traversor2FFaV
{
private:
MAP
&
m
;
Dart
start
;
Dart
current
;
Dart
stop
;
public:
Traversor2FFaV
(
MAP
&
map
,
Dart
dart
)
:
m
(
map
)
{
start
=
m
.
alpha1
(
m
.
alpha1
(
dart
))
;
current
=
start
;
if
(
start
==
dart
)
{
stop
=
m
.
alpha1
(
dart
)
;
start
=
next
()
;
}
stop
=
dart
;
if
(
m
.
isBoundaryMarked
(
start
))
start
=
next
()
;
}
Dart
begin
()
{
current
=
start
;
return
current
;
}
Dart
end
()
{
return
NIL
;
}
Dart
next
()
{
if
(
current
!=
NIL
)
{
current
=
m
.
alpha1
(
current
)
;
if
(
current
==
stop
)
{
Dart
d
=
m
.
phi2
(
current
)
;
current
=
m
.
phi1
(
d
)
;
stop
=
m
.
phi_1
(
d
)
;
Dart
d
=
m
.
phi1
(
current
)
;
current
=
m
.
alpha1
(
m
.
alpha1
(
d
))
;
if
(
current
==
d
)
{
stop
=
m
.
alpha1
(
d
)
;
return
next
()
;
}
stop
=
d
;
if
(
m
.
isBoundaryMarked
(
current
))
return
next
()
;
}
if
(
current
==
start
)
current
=
NIL
;
...
...
@@ -153,6 +404,44 @@ public:
}
}
;
// Traverse the faces adjacent to a given face through sharing a common edge
template
<
typename
MAP
>
class
Traversor2FFaE
{
private:
MAP
&
m
;
Dart
start
;
Dart
current
;
public:
Traversor2FFaE
(
MAP
&
map
,
Dart
dart
)
:
m
(
map
)
{
start
=
m
.
phi2
(
dart
)
;
while
(
start
!=
NIL
&&
m
.
isBoundaryMarked
(
start
))
{
start
=
m
.
phi2
(
m
.
phi1
(
m
.
phi2
(
start
)))
;
if
(
start
==
m
.
phi2
(
dart
))
start
=
NIL
;
}
}
Dart
begin
()
{
current
=
start
;
return
current
;
}
Dart
end
()
{
return
NIL
;
}
Dart
next
()
{
if
(
current
!=
NIL
)
{
do
{
current
=
m
.
phi2
(
m
.
phi1
(
m
.
phi2
(
current
)))
;
}
while
(
m
.
isBoundaryMarked
(
current
))
;
if
(
current
==
start
)
current
=
NIL
;
}
return
current
;
}
}
;
}
// namespace CGoGN
#endif
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