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CGoGN
CGoGN
Commits
686246fe
Commit
686246fe
authored
Oct 05, 2012
by
Kenneth Vanhoey
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No more need for GSL in CGoGN (replaced by Eigen)
parent
47bab8b9
Changes
1
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1 changed file
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27 additions
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38 deletions
+27
-38
include/Utils/qem.h
include/Utils/qem.h
+27
-38
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include/Utils/qem.h
View file @
686246fe
...
@@ -32,9 +32,8 @@
...
@@ -32,9 +32,8 @@
#include "Geometry/matrix.h"
#include "Geometry/matrix.h"
#include "Geometry/plane_3d.h"
#include "Geometry/plane_3d.h"
// GSL includes
// Eigen includes
#include <gsl/gsl_vector.h>
#include <Eigen/Dense>
#include <gsl/gsl_matrix.h>
namespace
CGoGN
{
namespace
CGoGN
{
...
@@ -326,51 +325,41 @@ public:
...
@@ -326,51 +325,41 @@ public:
QuadricHF
()
QuadricHF
()
{
{
m_A
=
gsl_matrix_alloc
(
0
,
0
)
;
m_A
.
resize
(
0
,
0
)
;
m_b
=
gsl_vector_alloc
(
0
)
;
m_b
.
resize
(
0
)
;
m_c
=
0
;
m_c
=
0
;
}
}
QuadricHF
(
int
i
)
:
QuadricHF
(
int
i
)
m_A
(
NULL
),
m_b
(
NULL
),
m_c
(
0
)
{
{
m_A
=
gsl_matrix_calloc
(
i
,
i
)
;
m_A
.
resize
(
i
,
i
)
;
m_b
=
gsl_vector_calloc
(
i
)
;
m_b
.
resize
(
i
)
;
m_c
=
0
;
m_c
=
0
;
}
}
QuadricHF
(
const
std
::
vector
<
VEC3
>&
coefs
,
const
REAL
&
gamma
,
const
REAL
&
alpha
)
QuadricHF
(
const
std
::
vector
<
VEC3
>&
coefs
,
const
REAL
&
gamma
,
const
REAL
&
alpha
)
{
{
m_A
=
gsl_matrix_calloc
(
coefs
.
size
(),
coefs
.
size
())
;
m_A
.
resize
(
coefs
.
size
(),
coefs
.
size
())
;
m_b
=
gsl_vector_calloc
(
coefs
.
size
())
;
m_b
.
resize
(
coefs
.
size
())
;
m_c
=
0
;
m_c
=
0
;
// TODO : build A, b and c
// TODO : build A, b and c
assert
(
false
||
!
"todo"
)
;
assert
(
false
||
!
"todo"
)
;
}
}
~
QuadricHF
()
~
QuadricHF
()
{
{}
gsl_matrix_free
(
m_A
)
;
gsl_vector_free
(
m_b
)
;
}
void
zero
()
void
zero
()
{
{
gsl_matrix_set_zero
(
m_A
)
;
m_A
.
setZero
(
)
;
gsl_vector_set_zero
(
m_b
)
;
m_b
.
setZero
(
)
;
m_c
=
0
;
m_c
=
0
;
}
}
QuadricHF
&
operator
=
(
const
QuadricHF
<
REAL
>&
q
)
QuadricHF
&
operator
=
(
const
QuadricHF
<
REAL
>&
q
)
{
{
m_A
=
gsl_matrix_alloc
(
q
.
m_A
->
size1
,
q
.
m_A
->
size1
)
;
m_A
=
q
.
m_A
;
gsl_matrix_memcpy
(
m_A
,
q
.
m_A
)
;
m_b
=
q
.
m_b
;
m_b
=
gsl_vector_alloc
(
m_b
->
size
)
;
gsl_vector_memcpy
(
m_b
,
q
.
m_b
)
;
m_c
=
q
.
m_c
;
m_c
=
q
.
m_c
;
return
*
this
;
return
*
this
;
...
@@ -378,12 +367,12 @@ public:
...
@@ -378,12 +367,12 @@ public:
QuadricHF
&
operator
+=
(
const
QuadricHF
<
REAL
>&
q
)
QuadricHF
&
operator
+=
(
const
QuadricHF
<
REAL
>&
q
)
{
{
assert
(((
m_A
->
size1
==
q
.
m_A
->
size1
)
&&
(
m_A
->
size2
==
q
.
m_A
->
size2
)
&&
m_b
->
size
==
q
.
m_b
->
size
)
||
!
"Incompatible add of matrices"
)
;
assert
(((
m_A
.
cols
()
==
q
.
m_A
.
cols
())
&&
(
m_A
.
rows
()
==
q
.
m_A
.
rows
())
&&
m_b
.
size
()
==
q
.
m_b
.
size
()
)
||
!
"Incompatible add of matrices"
)
;
if
((
m_A
->
size1
==
q
.
m_A
->
size1
)
&&
(
m_A
->
size2
==
q
.
m_A
->
size2
)
&&
(
m_b
->
size
==
q
.
m_b
->
size
))
if
((
m_A
.
cols
()
==
q
.
m_A
.
cols
())
&&
(
m_A
.
rows
()
==
q
.
m_A
.
rows
())
&&
(
m_b
.
size
()
==
q
.
m_b
.
size
()
))
return
*
this
;
return
*
this
;
gsl_matrix_add
(
m_A
,
q
.
m_A
)
;
m_A
+=
q
.
m_A
;
gsl_vector_add
(
m_b
,
q
.
m_b
)
;
m_b
+=
q
.
m_b
;
m_c
+=
q
.
m_c
;
m_c
+=
q
.
m_c
;
return
*
this
;
return
*
this
;
...
@@ -391,12 +380,12 @@ public:
...
@@ -391,12 +380,12 @@ public:
QuadricHF
&
operator
-=
(
const
QuadricHF
<
REAL
>&
q
)
QuadricHF
&
operator
-=
(
const
QuadricHF
<
REAL
>&
q
)
{
{
assert
(((
m_A
->
size1
==
q
.
m_A
->
size1
)
&&
(
m_A
->
size2
==
q
.
m_A
->
size2
)
&&
m_b
->
size
==
q
.
m_b
->
size
)
||
!
"Incompatible add of matrices"
)
;
assert
(((
m_A
.
cols
()
==
q
.
m_A
.
cols
())
&&
(
m_A
.
rows
()
==
q
.
m_A
.
rows
())
&&
m_b
.
size
()
==
q
.
m_b
.
size
()
)
||
!
"Incompatible add of matrices"
)
;
if
((
m_A
->
size1
==
q
.
m_A
->
size1
)
&&
(
m_A
->
size2
==
q
.
m_A
->
size2
)
&&
(
m_b
->
size
==
q
.
m_b
->
size
))
if
((
m_A
.
cols
()
==
q
.
m_A
.
cols
())
&&
(
m_A
.
rows
()
==
q
.
m_A
.
rows
())
&&
(
m_b
.
size
()
==
q
.
m_b
.
size
()
))
return
*
this
;
return
*
this
;
gsl_matrix_sub
(
m_A
,
q
.
m_A
)
;
m_A
-=
q
.
m_A
;
gsl_vector_sub
(
m_b
,
q
.
m_b
)
;
m_b
-=
q
.
m_b
;
m_c
-=
q
.
m_c
;
m_c
-=
q
.
m_c
;
return
*
this
;
return
*
this
;
...
@@ -404,8 +393,8 @@ public:
...
@@ -404,8 +393,8 @@ public:
QuadricHF
&
operator
*=
(
const
REAL
&
v
)
QuadricHF
&
operator
*=
(
const
REAL
&
v
)
{
{
gsl_matrix_scale
(
m_A
,
v
)
;
m_A
*=
v
;
gsl_vector_scale
(
m_b
,
v
)
;
m_b
*=
v
;
m_c
*=
v
;
m_c
*=
v
;
return
*
this
;
return
*
this
;
...
@@ -455,8 +444,8 @@ public:
...
@@ -455,8 +444,8 @@ public:
private:
private:
// Double computation is crucial for stability
// Double computation is crucial for stability
gsl_matrix
*
m_A
;
Eigen
::
MatrixXd
m_A
;
gsl_vector
*
m_b
;
Eigen
::
VectorXd
m_b
;
double
m_c
;
double
m_c
;
REAL
evaluate
(
const
std
::
vector
<
VEC3
>&
coefs
)
const
REAL
evaluate
(
const
std
::
vector
<
VEC3
>&
coefs
)
const
...
@@ -468,7 +457,7 @@ private:
...
@@ -468,7 +457,7 @@ private:
bool
optimize
(
std
::
vector
<
VEC3
>&
coefs
)
const
bool
optimize
(
std
::
vector
<
VEC3
>&
coefs
)
const
{
{
coefs
.
reserve
(
m_b
->
size
)
;
coefs
.
reserve
(
m_b
.
size
()
)
;
// TODO
// TODO
/* if (std::isnan(A(0,0)))
/* if (std::isnan(A(0,0)))
...
...
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