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Commit 6e91eb68 authored by Kenneth Vanhoey's avatar Kenneth Vanhoey
Browse files

Cleanup of debug outputs

parent d2a46e16
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include/Algo/Decimation/edgeSelector.hpp
View file @ 6e91eb68
......@@ -2010,9 +2010,6 @@ void EdgeSelector_Lightfield<PFP>::computeEdgeInfo(Dart d, EdgeInfo& einfo)
double alpha = alpha1 + alpha2 ;
if (isnan(alpha))
std::cerr << "Nan: " << m_frameN[d] << " ; " << m_frameN[dd] << " ; " << newFN << std::endl ;
assert(m_quadricHF.isValid() | !"EdgeSelector_Lightfield<PFP>::computeEdgeInfo: quadricHF is not valid") ;
Utils::QuadricHF<REAL> quadHF = m_quadricHF[d] ;
......@@ -2027,7 +2024,7 @@ void EdgeSelector_Lightfield<PFP>::computeEdgeInfo(Dart d, EdgeInfo& einfo)
einfo.valid = false ;
else
{
einfo.it = edges.insert(std::make_pair(std::max(errG + errAngle + errLF, REAL(0)), d)) ;
einfo.it = edges.insert(std::make_pair(std::max(/*errG +*/ errAngle + errLF, REAL(0)), d)) ;
einfo.valid = true ;
}
}
......
include/Algo/Decimation/halfEdgeSelector.hpp
View file @ 6e91eb68
......@@ -939,9 +939,6 @@ void HalfEdgeSelector_Lightfield<PFP>::computeHalfEdgeInfo(Dart d, HalfEdgeInfo&
double alpha = alpha1 + alpha2 ;
if (isnan(alpha))
std::cerr << "Nan: " << m_frameN[d] << " ; " << m_frameN[dd] << " ; " << newFN << std::endl ;
assert(m_quadricHF.isValid() | !"EdgeSelector_Lightfield<PFP>::computeEdgeInfo: quadricHF is not valid") ;
Utils::QuadricHF<REAL> quadHF = m_quadricHF[d] ;
......
include/Algo/Decimation/lightfieldApproximator.hpp
View file @ 6e91eb68
......@@ -207,7 +207,7 @@ void Approximator_HemiFuncCoefs<PFP>::approximate(Dart d)
this->m_approx[i][d] = opt ? coefs[i] : (m_coefs[i]->operator[](d) + m_coefs[i]->operator[](dd))/2 ; // if fail average coefs (TODO better)
if (!opt)
std::cerr << "LightfieldApproximator::Inversion failed: not treated correctly" << std::endl ;
std::cerr << "LightfieldApproximator::Inversion failed: coefs are averaged" << std::endl ;
}
}
......@@ -337,8 +337,8 @@ void Approximator_HemiFuncCoefsHalfEdge<PFP>::approximate(Dart d)
const REAL gamma1 = ((B1 * T) > 0 ? 1 : -1) * acos( std::max(std::min(1.0f, T1 * T ), -1.0f)) ; // angle positif ssi
const REAL gamma2 = ((B2 * T) > 0 ? 1 : -1) * acos( std::max(std::min(1.0f, T2 * T ), -1.0f)) ; // -PI/2 < angle(i,j1) < PI/2 ssi i*j1 > 0
// Rotation dans le sens trigo autour de l'axe T (N1 --> N)
const REAL alpha1 = ((N * B1prime) > 0 ? -1 : 1) * acos( std::max(std::min(1.0f, N * N1), -1.0f) ) ; // angle positif ssi
const REAL alpha2 = ((N * B2prime) > 0 ? -1 : 1) * acos( std::max(std::min(1.0f, N * N2), -1.0f) ) ; // PI/2 < angle(j1',n) < -PI/2 ssi j1'*n < 0
const REAL alpha1 = (N == N1) ? 0 : ((N * B1prime) > 0 ? -1 : 1) * acos( std::max(std::min(1.0f, N * N1), -1.0f) ) ; // angle positif ssi
const REAL alpha2 = (N == N2) ? 0 : ((N * B2prime) > 0 ? -1 : 1) * acos( std::max(std::min(1.0f, N * N2), -1.0f) ) ; // PI/2 < angle(j1',n) < -PI/2 ssi j1'*n < 0
assert (m_quadricHF.isValid() || !"LightfieldApproximator:approximate quadricHF is not valid") ;
......@@ -383,10 +383,13 @@ void Approximator_HemiFuncCoefsHalfEdge<PFP>::approximate(Dart d)
bool opt = m_quadricHF[d].findOptimizedCoefs(coefs) ;
// copy result
for (unsigned int i = 0 ; i < m_nbCoefs ; ++i)
this->m_approx[i][d] = opt ? coefs[i] : (m_coefs[i]->operator[](d) + m_coefs[i]->operator[](dd))/2 ; // if fail average coefs (TODO better)
this->m_approx[i][d] = coefs[i] ;
if (!opt)
std::cerr << "LightfieldApproximator::Inversion failed: not treated correctly" << std::endl ;
{
std::cerr << "LightfieldApproximatorHalfCollapse::Optimization failed (should never happen since no optim is done)" << std::endl ;
std::cout << alpha1 << std::endl ;
}
// Add second one for error evaluation
m_quadricHF[d] += Utils::QuadricHF<REAL>(coefs2, gamma2, alpha2) ;
......
include/Utils/qem.h
View file @ 6e91eb68
......@@ -583,6 +583,8 @@ private:
Eigen::MatrixXd m_A ; /*!< The first QuadricHF member matrix A */
Eigen::VectorXd m_b[3] ; /*!< The second QuadricHF member vector b */
double m_c[3] ; /*!< The third QuadricHF member scalar c */
std::vector<VEC3> m_coefs ; /*!< The coefficients in cas optim fails */
bool m_noAlphaRot ; /*!< If alpha = 0 then optim will fail */
/*!
* \brief method to evaluate the error for a given lightfield function
......@@ -593,18 +595,6 @@ private:
*/
REAL evaluate(const std::vector<VEC3>& coefs) const ;
/*!
* \brief method to deduce an optimal coefficients in space
* w.r.t. the current QuadricHF.
*
* \param coefs will contain the optimal result (if it can be computed)
*
* \return true if an optimal result was correctly computed
*/
bool optimize(std::vector<VEC3>& coefs) const ;
// Geom::Tensor3d rotate(const Geom::Tensor3d& T, const Geom::Matrix33d& R) ;
/*!
* \brief method to build a rotate matrix (rotation in tangent plane)
* given angle gamma
......
include/Utils/qem.hpp
View file @ 6e91eb68
......@@ -300,11 +300,13 @@ QuadricNd<REAL,N>::optimize(VECN& v) const
}
template <typename REAL>
QuadricHF<REAL>::QuadricHF()
QuadricHF<REAL>::QuadricHF():
m_noAlphaRot(false)
{}
template <typename REAL>
QuadricHF<REAL>::QuadricHF(int i)
QuadricHF<REAL>::QuadricHF(int i):
m_noAlphaRot(false)
{
m_A.resize(i,i) ;
for (unsigned int c = 0 ; c < 3 ; ++c)
......@@ -323,18 +325,17 @@ QuadricHF<REAL>::QuadricHF(const std::vector<VEC3>& v, const REAL& gamma, const
}
template <typename REAL>
QuadricHF<REAL>::QuadricHF(const Geom::Tensor3d* T, const REAL& gamma, const REAL& alpha)
QuadricHF<REAL>::QuadricHF(const Geom::Tensor3d* T, const REAL& gamma, const REAL& alpha):
m_noAlphaRot(fabs(alpha) < 1e-13)
{
const unsigned int nbcoefs = ((T[0].order() + 1) * (T[0].order() + 2)) / 2. ;
//m_A.resize(nbcoefs, nbcoefs) ;
// 2D rotation
const Geom::Matrix33d R = buildRotateMatrix(gamma) ;
Geom::Tensor3d* Trot = new Geom::Tensor3d[3] ;
for (unsigned int c = 0 ; c < 3 ; ++c)
Trot[c] = rotate(T[c],R) ;
std::vector<VEC3> coefsR = coefsFromTensors(Trot) ;
m_coefs = coefsFromTensors(Trot) ;
delete[] Trot ;
// parameterized integral on intersection
......@@ -348,7 +349,7 @@ QuadricHF<REAL>::QuadricHF(const Geom::Tensor3d* T, const REAL& gamma, const REA
{
Eigen::VectorXd v ; v.resize(nbcoefs) ;
for (unsigned int i = 0 ; i < nbcoefs ; ++i) // copy into vector
v[i] = coefsR[i][c] ;
v[i] = m_coefs[i][c] ;
m_b[c] = integ_b * v ; // Vector b
m_c[c] = v.transpose() * (integ_c * v) ; // Constant c
......@@ -369,6 +370,8 @@ QuadricHF<REAL>::zero()
m_b[c].setZero() ;
m_c[c] = 0 ;
}
m_coefs.clear() ;
m_noAlphaRot = false ;
}
template <typename REAL>
......@@ -381,6 +384,8 @@ QuadricHF<REAL>::operator= (const QuadricHF<REAL>& q)
m_b[c] = q.m_b[c] ;
m_c[c] = q.m_c[c] ;
}
m_coefs = q.m_coefs ;
m_noAlphaRot = q.m_noAlphaRot ;
return *this ;
}
......@@ -399,6 +404,11 @@ QuadricHF<REAL>::operator+= (const QuadricHF<REAL>& q)
m_b[c] += q.m_b[c] ;
m_c[c] += q.m_c[c] ;
}
m_coefs.resize(m_coefs.size()) ;
for (unsigned int i = 0 ; i < m_coefs.size() ; ++i)
m_coefs[i] += q.m_coefs[i] ;
m_noAlphaRot &= q.m_noAlphaRot ;
return *this ;
}
......@@ -418,6 +428,12 @@ QuadricHF<REAL>::operator -= (const QuadricHF<REAL>& q)
m_c[c] -= q.m_c[c] ;
}
m_coefs.resize(m_coefs.size()) ;
for (unsigned int i = 0 ; i < m_coefs.size() ; ++i)
m_coefs[i] -= q.m_coefs[i] ;
m_noAlphaRot &= q.m_noAlphaRot ;
return *this ;
}
......@@ -425,6 +441,7 @@ template <typename REAL>
QuadricHF<REAL>&
QuadricHF<REAL>::operator *= (const REAL& v)
{
std::cout << "Warning: QuadricHF<REAL>::operator *= should not be used !" << std::endl ;
m_A *= v ;
for (unsigned int c = 0 ; c < 3 ; ++c)
{
......@@ -439,6 +456,7 @@ template <typename REAL>
QuadricHF<REAL>&
QuadricHF<REAL>::operator /= (const REAL& v)
{
std::cout << "Warning: QuadricHF<REAL>::operator /= should not be used !" << std::endl ;
const REAL& inv = 1. / v ;
(*this) *= inv ;
......@@ -457,7 +475,24 @@ template <typename REAL>
bool
QuadricHF<REAL>::findOptimizedCoefs(std::vector<VEC3>& coefs)
{
return optimize(coefs) ;
coefs.resize(m_b[0].size()) ;
if (fabs(m_A.determinant()) < 1e-10 )
{
coefs = m_coefs ;
return m_noAlphaRot ; // if true inversion failed (normal!) and m_coefs forms a valid solution
}
Eigen::MatrixXd Ainv = m_A.inverse() ;
for (unsigned int c = 0 ; c < 3 ; ++c)
{
Eigen::VectorXd tmp(m_b[0].size()) ;
tmp = Ainv * m_b[c] ;
for (unsigned int i = 0 ; i < m_b[c].size() ; ++i)
coefs[i][c] = tmp[i] ;
}
return true ;
}
template <typename REAL>
......@@ -480,28 +515,6 @@ QuadricHF<REAL>::evaluate(const std::vector<VEC3>& coefs) const
return (res[0] + res[1] + res[2]) / 3. ;
}
template <typename REAL>
bool
QuadricHF<REAL>::optimize(std::vector<VEC3>& coefs) const
{
coefs.resize(m_b[0].size()) ;
if (fabs(m_A.determinant()) < 1e-10 )
return false ;
Eigen::MatrixXd Ainv = m_A.inverse() ;
for (unsigned int c = 0 ; c < 3 ; ++c)
{
Eigen::VectorXd tmp(m_b[0].size()) ;
tmp = Ainv * m_b[c] ;
for (unsigned int i = 0 ; i < m_b[c].size() ; ++i)
coefs[i][c] = tmp[i] ;
}
return true ;
}
template <typename REAL>
Geom::Matrix33d
QuadricHF<REAL>::buildRotateMatrix(const REAL& gamma)
......
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