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Coupure prévue mardi 3 Août au matin pour maintenance du serveur. Nous faisons au mieux pour que celle-ci soit la plus brève possible.

Commit 5253e9bd authored by Pierre Kraemer's avatar Pierre Kraemer
Browse files

authorize external threads to traverse a map + thread safe SphericalHarmonics

parent d19cc06a
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Showing with 330 additions and 183 deletions
CGoGN/include/Topology/generic/dart.h
View file @ 5253e9bd
......@@ -34,7 +34,7 @@ namespace CGoGN
const unsigned int EMBNULL = 0xffffffff;
const unsigned int MRNULL = 0xffffffff;
const unsigned int NB_THREAD = 16;
const unsigned int NB_THREADS = 16;
// DO NOT MODIFY (ORBIT_IN_PARENT function in Map classes)
......
CGoGN/include/Topology/generic/genericmap.h
View file @ 5253e9bd
......@@ -104,24 +104,42 @@ protected:
// protected copy constructor to prevent the copy of map
GenericMap(const GenericMap& ) {}
/**
* @brief m_thread_ids
* vector of known thread ids, i.e. threads for which a mark vector,
* a Dart buffer or a uint buffer will be given when asked
*/
mutable std::vector<std::thread::id> m_thread_ids;
/**
*
* @brief m_authorizeExternalThreads
* if true, getCurrentThreadIndex will give an index to an unknown thread
*/
std::vector<std::thread::id> m_thread_ids;
bool m_authorizeExternalThreads;
public:
/// compute thread index in the table of thread
inline unsigned int getCurrentThreadIndex() const;
/// add place for n new threads in the table of thread return index of first
inline unsigned int addEmptyThreadIds(unsigned int n);
// /// register the given thread ID for access to resources on this map
// inline void addThreadId(const std::thread::id id);
/// unregister the given thread to access resources on this map
inline void removeThreadId(const std::thread::id id);
/// remove the n last added threads from table
inline void popThreadIds(unsigned int nb);
/// add room for a new thread ID (will be set on thread start)
inline std::thread::id& addEmptyThreadId();
/// get ref to jth threadId for updating (in thread)
inline std::thread::id& getThreadId(unsigned int j);
/// get a threadId based on its index
inline std::thread::id getThreadId(unsigned int index) const;
/**
* @brief setExternalThreadsAuthorization
* @param b
* if true, threads that did not created the map will be able to traverse it
* if false, traversal of the map by other threads will fail
*/
inline void setExternalThreadsAuthorization(bool b);
protected:
/**
......@@ -132,14 +150,14 @@ protected:
static std::map<std::string, RegisteredBaseAttribute*>* m_attributes_registry_map;
/// buffer for less memory allocation
static std::vector< std::vector<Dart>* >* s_vdartsBuffers;
static std::vector< std::vector<unsigned int>* >* s_vintsBuffers;
mutable std::vector< std::vector<Dart>* > s_vdartsBuffers[NB_THREADS];
mutable std::vector< std::vector<unsigned int>* > s_vintsBuffers[NB_THREADS];
public:
/// table of instancied maps for Dart/CellMarker release
static std::vector<GenericMap*>* s_instances;
protected:
protected:
/**
* Direct access to the Dart attributes that store the orbits embeddings
* (only initialized when necessary, i.e. addEmbedding function)
......@@ -154,7 +172,7 @@ protected:
AttributeMultiVector<NoTypeNameAttribute<std::vector<Dart> > >* m_quickLocalIncidentTraversal[NB_ORBITS][NB_ORBITS] ;
AttributeMultiVector<NoTypeNameAttribute<std::vector<Dart> > >* m_quickLocalAdjacentTraversal[NB_ORBITS][NB_ORBITS] ;
std::vector< AttributeMultiVector<MarkerBool>* > m_markVectors_free[NB_ORBITS][NB_THREAD] ;
std::vector< AttributeMultiVector<MarkerBool>* > m_markVectors_free[NB_ORBITS][NB_THREADS] ;
std::mutex m_MarkerStorageMutex[NB_ORBITS];
unsigned int m_nextMarkerId;
......
CGoGN/include/Topology/generic/genericmap.hpp
View file @ 5253e9bd
......@@ -26,43 +26,79 @@
namespace CGoGN
{
/****************************************
* THREAD ID MANAGEMENT *
****************************************/
inline unsigned int GenericMap::getCurrentThreadIndex() const
{
std::thread::id id = std::this_thread::get_id();
unsigned int i=0;
while (id != m_thread_ids[i])
for (unsigned int i = 0; i < m_thread_ids.size(); ++i)
{
if (id == m_thread_ids[i])
return i;
}
assert(m_thread_ids.size() < NB_THREADS + 1);
if (m_authorizeExternalThreads)
{
m_thread_ids.push_back(id);
return m_thread_ids.size() - 1;
}
else
{
i++;
assert(i<m_thread_ids.size());
return -1;
}
return i;
}
//inline void GenericMap::addThreadId(const std::thread::id& id)
//inline void GenericMap::addThreadId(const std::thread::id id)
//{
// m_thread_ids.push_back(id);
// for (unsigned int i = 0; i < m_thread_ids.size(); ++i)
// {
// if (m_thread_ids[i] == id)
// return;
// }
// assert(m_thread_ids.size() < NB_THREADS + 1);
// if (m_authorizeExternalThreads)
// m_thread_ids.push_back(id);
//}
inline unsigned int GenericMap::addEmptyThreadIds(unsigned int n)
inline void GenericMap::removeThreadId(const std::thread::id id)
{
for (unsigned int i = 0; i < m_thread_ids.size(); ++i)
{
if (m_thread_ids[i] == id)
{
m_thread_ids[i] = m_thread_ids.back();
m_thread_ids.pop_back();
break;
}
}
}
inline std::thread::id& GenericMap::addEmptyThreadId()
{
unsigned int nb = uint32(m_thread_ids.size());
m_thread_ids.resize(nb + n);
return nb;
assert(m_thread_ids.size() < NB_THREADS + 1);
unsigned int size = uint32(m_thread_ids.size());
m_thread_ids.resize(size + 1);
return m_thread_ids.back();
}
inline void GenericMap::popThreadIds(unsigned int nb)
inline std::thread::id GenericMap::getThreadId(unsigned int index) const
{
assert(nb<m_thread_ids.size());
for ( unsigned int i=0; i<nb; ++i)
m_thread_ids.pop_back();
assert(index < m_thread_ids.size());
return m_thread_ids[index];
}
inline std::thread::id& GenericMap::getThreadId(unsigned int j)
inline void GenericMap::setExternalThreadsAuthorization(bool b)
{
return m_thread_ids[j];
m_authorizeExternalThreads = b;
if (!m_authorizeExternalThreads)
{
// keep only the thread that created the map
while (m_thread_ids.size() > 1)
m_thread_ids.pop_back();
}
}
......@@ -90,7 +126,7 @@ inline void GenericMap::releaseDartBuffer(std::vector<Dart>* vd) const
{
unsigned int thread = getCurrentThreadIndex();
if (vd->capacity()>1024)
if (vd->capacity() > 1024)
{
std::vector<Dart> v;
vd->swap(v);
......@@ -100,7 +136,6 @@ inline void GenericMap::releaseDartBuffer(std::vector<Dart>* vd) const
s_vdartsBuffers[thread].push_back(vd);
}
inline std::vector<unsigned int>* GenericMap::askUIntBuffer() const
{
unsigned int thread = getCurrentThreadIndex();
......@@ -121,7 +156,7 @@ inline void GenericMap::releaseUIntBuffer(std::vector<unsigned int>* vui) const
{
unsigned int thread = getCurrentThreadIndex();
if (vui->capacity()>1024)
if (vui->capacity() > 1024)
{
std::vector<unsigned int> v;
vui->swap(v);
......@@ -132,7 +167,6 @@ inline void GenericMap::releaseUIntBuffer(std::vector<unsigned int>* vui) const
}
/****************************************
* DARTS MANAGEMENT *
****************************************/
......@@ -280,27 +314,25 @@ AttributeMultiVector<MarkerBool>* GenericMap::askMarkVector()
{
std::lock_guard<std::mutex> lockMV(m_MarkerStorageMutex[ORBIT]);
unsigned int x=m_nextMarkerId++;
unsigned int x = m_nextMarkerId++;
std::string number("___");
number[2]= '0'+x%10;
number[2] = '0'+x%10;
x = x/10;
number[1]= '0'+x%10;
number[1] = '0'+x%10;
x = x/10;
number[0]= '0'+x%10;
number[0] = '0'+x%10;
AttributeMultiVector<MarkerBool>* amv = m_attribs[ORBIT].addMarkerAttribute("marker_" + orbitName(ORBIT) + number);
return amv;
}
}
template <unsigned int ORBIT>
inline void GenericMap::releaseMarkVector(AttributeMultiVector<MarkerBool>* amv)
{
assert(isOrbitEmbedded<ORBIT>() || !"Invalid parameter: orbit not embedded") ;
unsigned int thread = getCurrentThreadIndex();
m_markVectors_free[ORBIT][thread].push_back(amv);
}
......
CGoGN/include/Topology/generic/traversor/traversorCell.hpp
View file @ 5253e9bd
......@@ -660,7 +660,8 @@ protected:
bool& m_finished;
unsigned int m_id;
FUNC m_lambda;
std::thread::id& m_threadId; // ref on thread::id in table of threads in genericMap for init at operator()
std::thread::id& m_threadId; // ref on thread::id in table of threads in genericMap for init at operator()
public:
ThreadFunction(FUNC func, std::vector<CELL>& vd, Utils::Barrier& s1, Utils::Barrier& s2, bool& finished, unsigned int id, std::thread::id& threadId) :
m_cells(vd), m_sync1(s1), m_sync2(s2), m_finished(finished), m_id(id), m_lambda(func), m_threadId(threadId)
......@@ -670,6 +671,8 @@ public:
ThreadFunction(const ThreadFunction<ORBIT, FUNC>& tf):
m_cells(tf.m_cells), m_sync1(tf.m_sync1), m_sync2(tf.m_sync2), m_finished(tf.m_finished), m_id(tf.m_id), m_lambda(tf.m_lambda){}
std::thread::id& getThreadId() { return m_threadId; }
void operator()()
{
// first thing to do set the thread id in genericMap
......@@ -714,10 +717,12 @@ void foreach_cell_tmpl(MAP& map, FUNC func, unsigned int nbth)
ThreadFunction<ORBIT,FUNC>** tfs = new ThreadFunction<ORBIT,FUNC>*[nbth];
// add place for nbth new threads in the table of threadId in genericmap
unsigned int firstThread = map.addEmptyThreadIds(nbth);
// unsigned int firstThread = map.addEmptyThreadIds(nbth);
for (unsigned int i = 0; i < nbth; ++i)
{
tfs[i] = new ThreadFunction<ORBIT,FUNC>(func, vd[i],sync1,sync2, finished,1+i,map.getThreadId(firstThread+i));
std::thread::id& threadId = map.addEmptyThreadId();
tfs[i] = new ThreadFunction<ORBIT,FUNC>(func, vd[i], sync1, sync2, finished, 1+i, threadId);
threads[i] = new std::thread( std::ref( *(tfs[i]) ) );
}
......@@ -744,21 +749,19 @@ void foreach_cell_tmpl(MAP& map, FUNC func, unsigned int nbth)
sync2.wait();// everybody refilled then go
}
sync1.wait();// wait for all thread to finish its vector
finished = true;// say finsih to everyone
sync1.wait(); // wait for all thread to finish its vector
finished = true; // say finsih to everyone
sync2.wait(); // just wait for last barrier wait !
//wait for all theads to be finished
// wait for all theads to be finished
for (unsigned int i = 0; i < nbth; ++i)
{
threads[i]->join();
delete threads[i];
map.removeThreadId(tfs[i]->getThreadId());
delete tfs[i];
}
map.popThreadIds(nbth);
delete[] tfs;
delete[] threads;
delete[] vd;
......
CGoGN/include/Topology/generic/traversor/traversorDoO.h
View file @ 5253e9bd
......@@ -39,7 +39,7 @@ private:
std::vector<Dart>* m_vd ;
const GenericMap* m_map;
TraversorDartsOfOrbit( const TraversorDartsOfOrbit<MAP,ORBIT>& /*tr*/){}
TraversorDartsOfOrbit(const TraversorDartsOfOrbit<MAP,ORBIT>& /*tr*/){}
public:
TraversorDartsOfOrbit(const MAP& map, Cell<ORBIT> c) ;
......@@ -66,7 +66,7 @@ private:
std::vector<Dart>* m_vd ;
const GenericMap* m_map;
VTraversorDartsOfOrbit( const VTraversorDartsOfOrbit<MAP,ORBIT>& /*tr*/){}
VTraversorDartsOfOrbit(const VTraversorDartsOfOrbit<MAP,ORBIT>& /*tr*/){}
public:
VTraversorDartsOfOrbit(const MAP& map, Cell<ORBIT> c) ;
......
CGoGN/include/Utils/sphericalHarmonics.h
View file @ 5253e9bd
......@@ -31,7 +31,10 @@ private :
static int nb_coefs ; // number of coefs = (resolution + 1) * (resolution + 1)
static unsigned long cpt_instances; // number of instances of the class
static Tscalar K_tab [(max_resolution+1)*(max_resolution+1)]; // table containing constants K
static Tscalar F_tab [(max_resolution+1)*(max_resolution+1)]; // table for computing the functions : P or Y or y
// static Tscalar F_tab [(max_resolution+1)*(max_resolution+1)]; // table for computing the functions : P or Y or y
static Tscalar F_tab [32][(max_resolution+1)*(max_resolution+1)];
Tcoef* coefs; // table of coefficients
......@@ -48,12 +51,12 @@ public :
// evaluation
static void set_eval_direction (Tscalar theta, Tscalar phi) ; // fix the direction in which the SH has to be evaluated
static void set_eval_direction (Tscalar x, Tscalar y, Tscalar z) ; // fix the direction in which the SH has to be evaluated
Tcoef evaluate () const; // evaluates at a fixed direction
static void set_eval_direction (Tscalar theta, Tscalar phi, unsigned int threadId = 0) ; // fix the direction in which the SH has to be evaluated
static void set_eval_direction (Tscalar x, Tscalar y, Tscalar z, unsigned int threadId = 0) ; // fix the direction in which the SH has to be evaluated
Tcoef evaluate (unsigned int threadId = 0) const; // evaluates at a fixed direction
Tcoef evaluate_at (Tscalar theta, Tscalar phi) const; // eval spherical coordinates
Tcoef evaluate_at (Tscalar x, Tscalar y, Tscalar z) const; // eval cartesian coordinates
Tcoef evaluate_at (Tscalar theta, Tscalar phi, unsigned int threadId = 0) const; // eval spherical coordinates
Tcoef evaluate_at (Tscalar x, Tscalar y, Tscalar z, unsigned int threadId = 0) const; // eval cartesian coordinates
// I/O
const Tcoef& get_coef (int l, int m) const {assert ((l>=0 && l <=resolution) || !" maybe you forgot to call set_level()"); assert (m >= (-l) && m <= l); return get_coef(index(l,m));}
......@@ -77,17 +80,17 @@ public :
// fitting
template <typename Tdirection, typename Tchannel>
void fit_to_data(int n, Tdirection* t_theta, Tdirection* t_phi, Tchannel* t_R, Tchannel* t_G, Tchannel* t_B, double lambda);
void fit_to_data(int n, Tdirection* t_theta, Tdirection* t_phi, Tchannel* t_R, Tchannel* t_G, Tchannel* t_B, double lambda, unsigned int threadId = 0);
template <typename Tdirection, typename Tchannel>
void fit_to_data(int n, Tdirection* t_x, Tdirection* t_y, Tdirection* t_z, Tchannel* t_R, Tchannel* t_G, Tchannel* t_B, double lambda);
void fit_to_data(int n, Tdirection* t_x, Tdirection* t_y, Tdirection* t_z, Tchannel* t_R, Tchannel* t_G, Tchannel* t_B, double lambda, unsigned int threadId = 0);
private :
static int index (int l, int m) {return l*(l+1)+m;}
static inline int index (int l, int m) { return l*(l+1)+m; }
// evaluation :
static void init_K_tab (); // compute the normalization constants K_l^m and store them into K_tab
static void compute_P_tab (Tscalar t); // Compute Legendre Polynomials at parameter t and store them in F_tab (only for m>=0)
static void compute_y_tab (Tscalar phi); // Compute the real basis functions y_l^m at (theta, phi) and store them in F_tab (compute_P_tab must have been called before)
static void compute_P_tab (Tscalar t, unsigned int threadId); // Compute Legendre Polynomials at parameter t and store them in F_tab (only for m>=0)
static void compute_y_tab (Tscalar phi, unsigned int threadId); // Compute the real basis functions y_l^m at (theta, phi) and store them in F_tab (compute_P_tab must have been called before)
const Tcoef& get_coef (int i) const {assert ((i>=0 && i<nb_coefs ) || !" maybe you forgot to call set_level()"); return coefs[i];}
Tcoef& get_coef (int i) {assert ((i>=0 && i<nb_coefs ) || !" maybe you forgot to call set_level()"); return coefs[i];}
......
CGoGN/include/Utils/sphericalHarmonics.hpp
View file @ 5253e9bd
......@@ -16,7 +16,7 @@ template <typename Tscalar,typename Tcoef> int SphericalHarmonics<Tscalar,Tcoef>
template <typename Tscalar,typename Tcoef> unsigned long SphericalHarmonics<Tscalar,Tcoef>::cpt_instances = 0;
template <typename Tscalar,typename Tcoef> Tscalar SphericalHarmonics<Tscalar,Tcoef>::K_tab[(max_resolution+1)*(max_resolution+1)];
template <typename Tscalar,typename Tcoef> Tscalar SphericalHarmonics<Tscalar,Tcoef>::F_tab[(max_resolution+1)*(max_resolution+1)];
template <typename Tscalar,typename Tcoef> Tscalar SphericalHarmonics<Tscalar,Tcoef>::F_tab[32][(max_resolution+1)*(max_resolution+1)];
/*************************************************************************
......@@ -77,47 +77,52 @@ evaluation
**************************************************************************/
template <typename Tscalar,typename Tcoef>
void SphericalHarmonics<Tscalar,Tcoef>::set_eval_direction (Tscalar theta, Tscalar phi)
void SphericalHarmonics<Tscalar,Tcoef>::set_eval_direction (Tscalar theta, Tscalar phi, unsigned int threadId)
{
compute_P_tab(std::cos(theta));
compute_y_tab(phi);
assert(threadId < 32);
compute_P_tab(std::cos(theta), threadId);
compute_y_tab(phi, threadId);
}
template <typename Tscalar,typename Tcoef>
void SphericalHarmonics<Tscalar,Tcoef>::set_eval_direction (Tscalar x, Tscalar y, Tscalar z)
void SphericalHarmonics<Tscalar,Tcoef>::set_eval_direction (Tscalar x, Tscalar y, Tscalar z, unsigned int threadId)
{
compute_P_tab(z);
assert(threadId < 32);
compute_P_tab(z, threadId);
Tscalar phi (0);
if ((x*x + y*y) > 0.0)
phi = atan2(y, x);
compute_y_tab(phi);
compute_y_tab(phi, threadId);
}
template <typename Tscalar,typename Tcoef>
Tcoef SphericalHarmonics<Tscalar,Tcoef>::evaluate () const
Tcoef SphericalHarmonics<Tscalar,Tcoef>::evaluate (unsigned int threadId) const
{
assert(threadId < 32);
Tcoef r (0); // (0.0,0.0,0.0); // TODO : use Tcoef (0)
for (int i = 0; i < nb_coefs; i++)
{
r += coefs[i] * F_tab[i];
r += coefs[i] * F_tab[threadId][i];
}
return r;
}
template <typename Tscalar,typename Tcoef>
Tcoef SphericalHarmonics<Tscalar,Tcoef>::evaluate_at (Tscalar theta, Tscalar phi) const
Tcoef SphericalHarmonics<Tscalar,Tcoef>::evaluate_at (Tscalar theta, Tscalar phi, unsigned int threadId) const
{
set_eval_direction(theta, phi);
return evaluate();
assert(threadId < 32);
set_eval_direction(theta, phi, threadId);
return evaluate(threadId);
}
template <typename Tscalar,typename Tcoef>
Tcoef SphericalHarmonics<Tscalar,Tcoef>::evaluate_at (Tscalar x, Tscalar y, Tscalar z) const
Tcoef SphericalHarmonics<Tscalar,Tcoef>::evaluate_at (Tscalar x, Tscalar y, Tscalar z, unsigned int threadId) const
{
set_eval_direction(x, y, z);
return evaluate();
assert(threadId < 32);
set_eval_direction(x, y, z, threadId);
return evaluate(threadId);
}
template <typename Tscalar,typename Tcoef>
......@@ -150,28 +155,28 @@ void SphericalHarmonics<Tscalar,Tcoef>::copy_K_tab (Tscalar tab[])
*/
template <typename Tscalar,typename Tcoef>
void SphericalHarmonics<Tscalar,Tcoef>::compute_P_tab (Tscalar t)
void SphericalHarmonics<Tscalar,Tcoef>::compute_P_tab (Tscalar t, unsigned int threadId)
{
// if (t<0) {t=-t*t;} else {t=t*t;} // for plotting only : expand the param near equator
F_tab[index(0,0)] = 1;
F_tab[threadId][index(0,0)] = 1;
for (int l = 1; l <= resolution; l++)
{
F_tab[index(l,l)] = (1-2*l) * sqrt(1-t*t) * F_tab[index(l-1,l-1)]; // first diago
F_tab[index(l,l-1)] = t * (2*l-1) * F_tab[index(l-1,l-1)];// second diago
F_tab[threadId][index(l,l)] = (1-2*l) * sqrt(1-t*t) * F_tab[threadId][index(l-1,l-1)]; // first diago
F_tab[threadId][index(l,l-1)] = t * (2*l-1) * F_tab[threadId][index(l-1,l-1)];// second diago
for (int m = 0; m <= l-2; m++)
{// remaining of the line under the 2 diago
F_tab[index(l,m)] = t * (2*l-1) / (float) (l-m) * F_tab[index(l-1,m)] - (l+m-1) / (float) (l-m) * F_tab[index(l-2,m)];
F_tab[threadId][index(l,m)] = t * (2*l-1) / (float) (l-m) * F_tab[threadId][index(l-1,m)] - (l+m-1) / (float) (l-m) * F_tab[threadId][index(l-2,m)];
}
}
}
template <typename Tscalar,typename Tcoef>
void SphericalHarmonics<Tscalar,Tcoef>::compute_y_tab (Tscalar phi)
void SphericalHarmonics<Tscalar,Tcoef>::compute_y_tab (Tscalar phi, unsigned int threadId)
{
for (int l = 0; l <= resolution; l++)
{
F_tab[index(l,0)] *= K_tab[index(l,0)]; // remove for plotting
F_tab[threadId][index(l,0)] *= K_tab[index(l,0)]; // remove for plotting
}
for (int m = 1; m <= resolution; m++)
......@@ -181,10 +186,10 @@ void SphericalHarmonics<Tscalar,Tcoef>::compute_y_tab (Tscalar phi)
for (int l = m; l <= resolution; l++)
{
F_tab[index(l,m)] *= std::sqrt(2.0); // remove for plotting
F_tab[index(l,m)] *= K_tab[index(l,m)]; // remove for plotting
F_tab[index(l,-m)] = F_tab[index(l,m)] * sin_m_phi ; // store the values for -m<0 in the upper triangle
F_tab[index(l,m)] *= cos_m_phi;
F_tab[threadId][index(l,m)] *= std::sqrt(2.0); // remove for plotting
F_tab[threadId][index(l,m)] *= K_tab[index(l,m)]; // remove for plotting
F_tab[threadId][index(l,-m)] = F_tab[threadId][index(l,m)] * sin_m_phi ; // store the values for -m<0 in the upper triangle
F_tab[threadId][index(l,m)] *= cos_m_phi;
}
}
......@@ -287,16 +292,17 @@ void SphericalHarmonics<Tscalar,Tcoef>::fit_to_data(
int n,
Tdirection* t_theta, Tdirection* t_phi,
Tchannel* t_R, Tchannel* t_G, Tchannel* t_B,
double lambda)
double lambda,
unsigned int threadId)
{
Eigen::MatrixXd mM (nb_coefs,n); // matrix with basis function values, evaluated for all directions
// compute mM
for (int p = 0; p < n; ++p)
{
set_eval_direction(t_theta[p], t_phi[p]);
set_eval_direction(t_theta[p], t_phi[p], threadId);
for (int i = 0; i < nb_coefs; ++i)
{
mM(i,p) = F_tab[i];
mM(i,p) = F_tab[threadId][i];
}
}
fit_to_data(n, mM, t_R, t_G, t_B, lambda);
......@@ -308,16 +314,17 @@ void SphericalHarmonics<Tscalar,Tcoef>::fit_to_data(
int n,
Tdirection* t_x, Tdirection* t_y, Tdirection* t_z,
Tchannel* t_R, Tchannel* t_G, Tchannel* t_B,
double lambda)
double lambda,
unsigned int threadId)
{
Eigen::MatrixXd mM (nb_coefs,n); // matrix with basis function values, evaluated for all directions
// compute mM
for (int p=0; p<n; ++p)
{
set_eval_direction(t_x[p],t_y[p],t_z[p]);
set_eval_direction(t_x[p],t_y[p],t_z[p], threadId);
for (int i=0; i<nb_coefs; ++i)
{
mM(i,p) = F_tab[i];
mM(i,p) = F_tab[threadId][i];
}
}
fit_to_data(n, mM, t_R, t_G, t_B, lambda);
......
CGoGN/src/Topology/generic/genericmap.cpp
View file @ 5253e9bd
......@@ -42,20 +42,16 @@ namespace Parallel
CGoGN_TOPO_API int NumberOfThreads = getSystemNumberOfCores();
}
std::map<std::string, RegisteredBaseAttribute*>* GenericMap::m_attributes_registry_map = NULL;
std::vector< std::vector<Dart>* >* GenericMap::s_vdartsBuffers = NULL;
std::vector< std::vector<unsigned int>* >* GenericMap::s_vintsBuffers = NULL;
//std::mutex* GenericMap::s_DartBufferMutex = NULL;
//std::mutex* GenericMap::s_IntBufferMutex = NULL;
std::vector<GenericMap*>* GenericMap::s_instances=NULL;
std::vector<GenericMap*>* GenericMap::s_instances = NULL;
GenericMap::GenericMap():
m_nextMarkerId(0),
m_authorizeExternalThreads(false),
m_manipulator(NULL)
{
if(m_attributes_registry_map == NULL)
......@@ -63,8 +59,8 @@ GenericMap::GenericMap():
s_instances->push_back(this);
m_thread_ids.reserve(NB_THREAD+1);
m_thread_ids.push_back( std::this_thread::get_id() );
m_thread_ids.reserve(NB_THREADS + 1);
m_thread_ids.push_back(std::this_thread::get_id());