inline
bool
op_unique::apply_helper(Mat<typename T1::elem_type>& out, const Proxy<T1>& P)
  {
  arma_extra_debug_sigprint();
  
  typedef typename T1::elem_type eT;
  
  const uword n_rows = P.get_n_rows();
  const uword n_cols = P.get_n_cols();
  const uword n_elem = P.get_n_elem();
  
  if(n_elem == 0)  { out.set_size(n_rows, n_cols); return true; }
  
  if(n_elem == 1)
    {
    const eT tmp = (Proxy<T1>::use_at) ? P.at(0,0) : P[0];
    
    out.set_size(n_rows, n_cols);
    
    out[0] = tmp;
    
    return true;
    }
  
  Mat<eT> X(n_elem,1);
  
  eT* X_mem = X.memptr();
  
  if(Proxy<T1>::use_at == false)
    {
    typename Proxy<T1>::ea_type Pea = P.get_ea();
    
    for(uword i=0; i<n_elem; ++i)
      {
      const eT val = Pea[i];
      
      if(arma_isnan(val))  { out.reset(); return false; }
      
      X_mem[i] = val;
      }
    }
  else
    {
    for(uword col=0; col < n_cols; ++col)
    for(uword row=0; row < n_rows; ++row)
      {
      const eT val = P.at(row,col);
      
      if(arma_isnan(val))  { out.reset(); return false; }
      
      (*X_mem) = val;  X_mem++;
      }
    
    X_mem = X.memptr();
    }
  
  arma_unique_comparator<eT> comparator;
  
  std::sort( X.begin(), X.end(), comparator );
  
  uword N_unique = 1;
  
  for(uword i=1; i < n_elem; ++i)
    {
    const eT a = X_mem[i-1];
    const eT b = X_mem[i  ];
    
    const eT diff = a - b;
    
    if(diff != eT(0)) { ++N_unique; }
    }
  
  uword out_n_rows;
  uword out_n_cols;
  
  if( (n_rows == 1) || (n_cols == 1) )
    {
    if(n_rows == 1)
      {
      out_n_rows = 1;
      out_n_cols = N_unique;
      }
    else
      {
      out_n_rows = N_unique;
      out_n_cols = 1;
      }
    }
  else
    {
    out_n_rows = N_unique;
    out_n_cols = 1;
    }
  
  out.set_size(out_n_rows, out_n_cols);
  
  eT* out_mem = out.memptr();
  
  if(n_elem > 0)  { (*out_mem) = X_mem[0];  out_mem++; }
  
  for(uword i=1; i < n_elem; ++i)
    {
    const eT a = X_mem[i-1];
    const eT b = X_mem[i  ];
    
    const eT diff = a - b;
    
    if(diff != eT(0))  { (*out_mem) = b;  out_mem++; }
    }
  
  return true;
  }
Exemple #2
0
void ListenersBase::remove_void (void* const listener)
{
  ReadWriteMutex::ScopedWriteLockType lock (m_groups_mutex);

  // Make sure the listener exists
#if VF_DEBUG
  {
    bool exists = false;

    for (Groups::iterator iter = m_groups.begin(); iter != m_groups.end();)
    {
      Group* group = &(*iter++);

      // this should never happen while we hold the mutex
      jassert (!group->empty ());

      if (group->contains (listener))
      {
        jassert (!exists); // added twice?

        exists = true;
        // keep going to make sure there are no empty groups
      }
    }

    jassert (exists);
  }
#endif

  // Find the group and remove
  for (Groups::iterator iter = m_groups.begin(); iter != m_groups.end();)
  {
    Group::Ptr group = &(*iter++);

    // If the listener is in there, take it out.
    if (group->remove (listener))
    {
      // Are we the last listener?
      if (group->empty ())
      {
        // Tell proxies to remove the group
        {
          ReadWriteMutex::ScopedWriteLockType lock (m_proxies_mutex);

          for (Proxies::iterator iter = m_proxies.begin (); iter != m_proxies.end ();)
          {
            Proxy* proxy = &(*iter++);
            proxy->remove (group);
          }
        }

        // Remove it from the list and manually release
        // the reference since the list uses raw pointers.
        m_groups.erase (m_groups.iterator_to (*group.getObject ()));
        group->decReferenceCount();

        // It is still possible for the group to exist at this
        // point in a thread queue but it will get processed,
        // do nothing, and release its own final reference.
      }

      break;
    }
  }
}
inline
bool
arma_sort_index_helper(Mat<uword>& out, const Proxy<T1>& P, const uword sort_type, typename arma_not_cx<typename T1::elem_type>::result* junk = 0)
  {
  arma_extra_debug_sigprint();
  arma_ignore(junk);
  
  typedef typename T1::elem_type eT;
  
  const uword n_elem = P.get_n_elem();
  
  out.set_size(n_elem, 1);
  
  std::vector< arma_sort_index_packet<eT, uword> > packet_vec(n_elem);
  
  if(Proxy<T1>::prefer_at_accessor == false)
    {
    for(uword i=0; i<n_elem; ++i)
      {
      const eT val = P[i];
      
      if(arma_isnan(val))  { out.reset(); return false; }
      
      packet_vec[i].val   = val;
      packet_vec[i].index = i;
      }
    }
  else
    {
    const uword n_rows = P.get_n_rows();
    const uword n_cols = P.get_n_cols();
    
    uword i = 0;
    
    for(uword col=0; col < n_cols; ++col)
    for(uword row=0; row < n_rows; ++row)
      {
      const eT val = P.at(row,col);
      
      if(arma_isnan(val))  { out.reset(); return false; }
      
      packet_vec[i].val   = val;
      packet_vec[i].index = i;
      
      ++i;
      }
    }
  
  
  if(sort_type == 0)
    {
    // ascend
    
    arma_sort_index_helper_ascend comparator;
    
    if(sort_stable == false)
      {
      std::sort( packet_vec.begin(), packet_vec.end(), comparator );
      }
    else
      {
      std::stable_sort( packet_vec.begin(), packet_vec.end(), comparator );
      }
    }
  else
    {
    // descend
    
    arma_sort_index_helper_descend comparator;
    
    if(sort_stable == false)
      {
      std::sort( packet_vec.begin(), packet_vec.end(), comparator );
      }
    else
      {
      std::stable_sort( packet_vec.begin(), packet_vec.end(), comparator );
      }
    }
  
  uword* out_mem = out.memptr();
  
  for(uword i=0; i<n_elem; ++i)
    {
    out_mem[i] = packet_vec[i].index;
    }
  
  return true;
  }
Exemple #4
0
int main()  {
  Proxy p;
  p.f();
  p.g();
  p.h();
} ///:~
Exemple #5
0
//-------------------------------------------------------------------------------------
PyObject* Proxy::__py_pyStreamStringToClient(PyObject* self, PyObject* args)
{
	uint16 currargsSize = PyTuple_Size(args);
	Proxy* pobj = static_cast<Proxy*>(self);

	if(pobj->clientMailbox() == NULL)
	{
		PyErr_Format(PyExc_AssertionError,
						"Proxy::streamStringToClient: has no client.");
		PyErr_PrintEx(0);
		return NULL;
	}

	if(currargsSize > 3 || currargsSize == 0)
	{
		PyErr_Format(PyExc_AssertionError,
						"Proxy::streamStringToClient: args max require 3, gived %d! is script[%s].\n",
			currargsSize, pobj->scriptName());
		PyErr_PrintEx(0);
		return NULL;
	}

	PyObject* pyData = NULL;
	PyObject* pyDesc = NULL;
	int16 id = -1;

	if(currargsSize == 1)
	{
		if(PyArg_ParseTuple(args, "O", &pyData) == -1)
		{
			PyErr_Format(PyExc_TypeError, "Proxy::streamStringToClient: args is error!");
			PyErr_PrintEx(0);
			return NULL;
		}
	}
	else if(currargsSize == 2)
	{
		if(PyArg_ParseTuple(args, "O|O", &pyData, &pyDesc) == -1)
		{
			PyErr_Format(PyExc_TypeError, "Proxy::streamStringToClient: args is error!");
			PyErr_PrintEx(0);
			return NULL;
		}
	}
	else if(currargsSize == 3)
	{
		if(PyArg_ParseTuple(args, "O|O|H", &pyData, &pyDesc, &id) == -1)
		{
			PyErr_Format(PyExc_TypeError, "Proxy::streamStringToClient: args is error!");
			PyErr_PrintEx(0);
			return NULL;
		}
	}

	char* pDescr = NULL;

	if(pDescr != NULL)
	{
		wchar_t* PyUnicode_AsWideCharStringRet1 = PyUnicode_AsWideCharString(pyDesc, NULL);
		pDescr = strutil::wchar2char(PyUnicode_AsWideCharStringRet1);
		PyMem_Free(PyUnicode_AsWideCharStringRet1);
	}

	if(pDescr && strlen(pDescr) > 255)
	{
		PyErr_Format(PyExc_TypeError, "Proxy::streamFileToClient: the descr-size(%d > 255)!", 
			strlen(pDescr));

		PyErr_PrintEx(0);
		free(pDescr);
		return NULL;
	}

	int16 rid = pobj->streamStringToClient(pyData, 
						(pDescr == NULL ? "" : pDescr),  
						id);

	if(pDescr)
		free(pDescr);

	return PyLong_FromLong(rid);
}
inline
typename arma_cx_only<typename T1::elem_type>::result
op_max::max(const Base<typename T1::elem_type,T1>& X)
  {
  arma_extra_debug_sigprint();
  
  typedef typename T1::elem_type            eT;
  typedef typename get_pod_type<eT>::result T;
  
  const Proxy<T1> P(X.get_ref());
  
  const uword n_elem = P.get_n_elem();
  
  arma_debug_check( (n_elem == 0), "max(): given object has no elements" );
  
  T max_val = priv::most_neg<T>();
  
  if(Proxy<T1>::prefer_at_accessor == false)
    {
    typedef typename Proxy<T1>::ea_type ea_type;
    
    ea_type A = P.get_ea();
    
    uword index = 0;
    
    for(uword i=0; i<n_elem; ++i)
      {
      const T tmp = std::abs(A[i]);
      
      if(tmp > max_val)
        {
        max_val = tmp;
        index   = i;
        }
      }
    
    return( A[index] );
    }
  else
    {
    const uword n_rows = P.get_n_rows();
    const uword n_cols = P.get_n_cols();
    
    uword best_row = 0;
    uword best_col = 0;
    
    if(n_rows == 1)
      {
      for(uword col=0; col < n_cols; ++col)
        {
        const T tmp = std::abs(P.at(0,col));
        
        if(tmp > max_val)
          {
          max_val  = tmp;
          best_col = col;
          }
        }
      }
    else
      {
      for(uword col=0; col < n_cols; ++col)
      for(uword row=0; row < n_rows; ++row)
        {
        const T tmp = std::abs(P.at(row,col));
        
        if(tmp > max_val)
          {
          max_val = tmp;
          
          best_row = row;
          best_col = col;
          }
        }
      }
    
    return P.at(best_row, best_col);
    }
  }
Exemple #7
0
Handle<Value> Proxy::proxyConstructor(const Arguments& args)
{
	HandleScope scope;
	JNIEnv *env = JNIScope::getEnv();
	Local<Object> jsProxy = args.Holder();

	Handle<Object> properties = Object::New();
	jsProxy->Set(propertiesSymbol, properties, PropertyAttribute(DontEnum));

	Handle<Object> prototype = jsProxy->GetPrototype()->ToObject();

	Handle<Function> constructor = Handle<Function>::Cast(prototype->Get(constructorSymbol));
	jclass javaClass = (jclass) External::Unwrap(constructor->Get(javaClassSymbol));

	// If ProxyFactory::createV8Proxy invoked us, unwrap
	// the pre-created Java proxy it sent.
	jobject javaProxy = ProxyFactory::unwrapJavaProxy(args);
	bool deleteRef = false;
	if (!javaProxy) {
		javaProxy = ProxyFactory::createJavaProxy(javaClass, jsProxy, args);
		deleteRef = true;
	}

	JNIUtil::logClassName("Create proxy: %s", javaClass);

	Proxy *proxy = new Proxy(javaProxy);
	proxy->Wrap(jsProxy);

	int length = args.Length();

	if (length > 0 && args[0]->IsObject()) {
		/*
		Handle<Value> argsStr = V8Util::jsonStringify(args[0]);
		String::Utf8Value str(argsStr);
		LOGV(TAG, "    with args: %s", *str);
		*/

		bool extend = true;
		Handle<Object> createProperties = args[0]->ToObject();
		Local<String> constructorName = createProperties->GetConstructorName();
		if (strcmp(*String::Utf8Value(constructorName), "Arguments") == 0) {
			extend = false;
			int32_t argsLength = createProperties->Get(String::New("length"))->Int32Value();
			if (argsLength > 1) {
				Handle<Value> properties = createProperties->Get(1);
				if (properties->IsObject()) {
					extend = true;
					createProperties = properties->ToObject();
				}
			}
		}

		if (extend) {
			Handle<Array> names = createProperties->GetOwnPropertyNames();
			int length = names->Length();

			for (int i = 0; i < length; ++i) {
				Handle<Value> name = names->Get(i);
				Handle<Value> value = createProperties->Get(name);
				bool isProperty = true;
				if (name->IsString()) {
					Handle<String> nameString = name->ToString();
					if (!jsProxy->HasRealNamedCallbackProperty(nameString)
						&& !jsProxy->HasRealNamedProperty(nameString)) {
						jsProxy->Set(name, value);
						isProperty = false;
					}
				}
				if (isProperty) {
					properties->Set(name, value);
				}
			}
		}
	}


	if (!args.Data().IsEmpty() && args.Data()->IsFunction()) {
		Handle<Function> proxyFn = Handle<Function>::Cast(args.Data());
		Handle<Value> *fnArgs = new Handle<Value>[length];
		for (int i = 0; i < length; ++i) {
			fnArgs[i] = args[i];
		}
		proxyFn->Call(jsProxy, length, fnArgs);
	}

	if (deleteRef) {
		JNIEnv *env = JNIScope::getEnv();
		if (env) {
			env->DeleteLocalRef(javaProxy);
		}
	}

	return jsProxy;
}
Exemple #8
0
inline
void
op_any::apply_helper(Mat<uword>& out, const Proxy<T1>& P, const uword dim)
  {
  arma_extra_debug_sigprint();
  
  const uword n_rows = P.get_n_rows();
  const uword n_cols = P.get_n_cols();
  
  typedef typename Proxy<T1>::elem_type eT;
  
  if(dim == 0)  // traverse rows (ie. process each column)
    {
    out.zeros(1, n_cols);
    
    uword* out_mem = out.memptr();
    
    if(is_Mat<typename Proxy<T1>::stored_type>::value == true)
      {
      const unwrap<typename Proxy<T1>::stored_type> U(P.Q);
      
      for(uword col=0; col < n_cols; ++col)
        {
        const eT* colmem = U.M.colptr(col);
        
        for(uword row=0; row < n_rows; ++row)
          {
          if(colmem[row] != eT(0))  { out_mem[col] = uword(1); break; }
          }
        }
      }
    else
      {
      for(uword col=0; col < n_cols; ++col)
        {
        for(uword row=0; row < n_rows; ++row)
          {
          if(P.at(row,col) != eT(0))  { out_mem[col] = uword(1); break; }
          }
        }
      }
    }
  else
    {
    out.zeros(n_rows, 1);
    
    uword* out_mem = out.memptr();
    
    if(is_Mat<typename Proxy<T1>::stored_type>::value == true)
      {
      const unwrap<typename Proxy<T1>::stored_type> U(P.Q);
      
      for(uword col=0; col < n_cols; ++col)
        {
        const eT* colmem = U.M.colptr(col);
        
        for(uword row=0; row < n_rows; ++row)
          {
          if(colmem[row] != eT(0))  { out_mem[row] = uword(1); }
          }
        }
      }
    else
      {
      for(uword col=0; col < n_cols; ++col)
        {
        for(uword row=0; row < n_rows; ++row)
          {
          if(P.at(row,col) != eT(0))  { out_mem[row] = uword(1); }
          }
        }
      }
    }
  }
Exemple #9
0
inline
typename arma_not_cx<typename T1::elem_type>::result
op_min::min_with_index(const Proxy<T1>& P, uword& index_of_min_val)
  {
  arma_extra_debug_sigprint();
  
  typedef typename T1::elem_type eT;
  
  const uword n_elem = P.get_n_elem();
  
  if(n_elem == 0)
    {
    arma_debug_check(true, "min(): object has no elements");
    
    return Datum<eT>::nan;
    }
  
  eT    best_val   = priv::most_pos<eT>();
  uword best_index = 0;
  
  if(Proxy<T1>::use_at == false)
    {
    typedef typename Proxy<T1>::ea_type ea_type;
    
    ea_type A = P.get_ea();
    
    for(uword i=0; i<n_elem; ++i)
      {
      const eT tmp = A[i];
      
      if(tmp < best_val)  { best_val = tmp;  best_index = i; }
      }
    }
  else
    {
    const uword n_rows = P.get_n_rows();
    const uword n_cols = P.get_n_cols();
    
    if(n_rows == 1)
      {
      for(uword i=0; i < n_cols; ++i)
        {
        const eT tmp = P.at(0,i);
        
        if(tmp < best_val)  { best_val = tmp;  best_index = i; }
        }
      }
    else
    if(n_cols == 1)
      {
      for(uword i=0; i < n_rows; ++i)
        {
        const eT tmp = P.at(i,0);
        
        if(tmp < best_val)  { best_val = tmp;  best_index = i; }
        }
      }
    else
      {
      uword count = 0;
      
      for(uword col=0; col < n_cols; ++col)
      for(uword row=0; row < n_rows; ++row)
        {
        const eT tmp = P.at(row,col);
        
        if(tmp < best_val)  { best_val = tmp;  best_index = count; }
        
        ++count;
        }
      }
    }
  
  index_of_min_val = best_index;
  
  return best_val;
  }
Exemple #10
0
inline
typename arma_cx_only<typename T1::elem_type>::result
op_min::min(const Base<typename T1::elem_type,T1>& X)
  {
  arma_extra_debug_sigprint();
  
  typedef typename T1::elem_type            eT;
  typedef typename get_pod_type<eT>::result T;
  
  const Proxy<T1> P(X.get_ref());
  
  const uword n_elem = P.get_n_elem();
  
  if(n_elem == 0)
    {
    arma_debug_check(true, "min(): object has no elements");
    
    return Datum<eT>::nan;
    }
  
  T min_val = priv::most_pos<T>();
  
  if(Proxy<T1>::use_at == false)
    {
    typedef typename Proxy<T1>::ea_type ea_type;
    
    ea_type A = P.get_ea();
    
    uword index = 0;
    
    for(uword i=0; i<n_elem; ++i)
      {
      const T tmp = std::abs(A[i]);
      
      if(tmp < min_val)
        {
        min_val = tmp;
        index   = i;
        }
      }
    
    return( A[index] );
    }
  else
    {
    const uword n_rows = P.get_n_rows();
    const uword n_cols = P.get_n_cols();
    
    uword best_row = 0;
    uword best_col = 0;
    
    if(n_rows == 1)
      {
      for(uword col=0; col < n_cols; ++col)
        {
        const T tmp = std::abs(P.at(0,col));
        
        if(tmp < min_val)
          {
          min_val  = tmp;
          best_col = col;
          }
        }
      }
    else
      {
      for(uword col=0; col < n_cols; ++col)
      for(uword row=0; row < n_rows; ++row)
        {
        const T tmp = std::abs(P.at(row,col));
        
        if(tmp < min_val)
          {
          min_val = tmp;
          
          best_row = row;
          best_col = col;
          }
        }
      }
    
    return P.at(best_row, best_col);
    }
  }
Exemple #11
0
inline
typename arma_not_cx<typename T1::elem_type>::result
op_min::min(const Base<typename T1::elem_type,T1>& X)
  {
  arma_extra_debug_sigprint();
  
  typedef typename T1::elem_type eT;
  
  const Proxy<T1> P(X.get_ref());
  
  const uword n_elem = P.get_n_elem();
  
  if(n_elem == 0)
    {
    arma_debug_check(true, "min(): object has no elements");
    
    return Datum<eT>::nan;
    }
  
  eT min_val = priv::most_pos<eT>();
  
  if(Proxy<T1>::use_at == false)
    {
    typedef typename Proxy<T1>::ea_type ea_type;
    
    ea_type A = P.get_ea();
    
    uword i,j;
    
    for(i=0, j=1; j<n_elem; i+=2, j+=2)
      {
      const eT tmp_i = A[i];
      const eT tmp_j = A[j];
      
      if(tmp_i < min_val) { min_val = tmp_i; }
      if(tmp_j < min_val) { min_val = tmp_j; }
      }
    
    if(i < n_elem)
      {
      const eT tmp_i = A[i];
      
      if(tmp_i < min_val) { min_val = tmp_i; }
      }
    }
  else
    {
    const uword n_rows = P.get_n_rows();
    const uword n_cols = P.get_n_cols();
    
    if(n_rows == 1)
      {
      uword i,j;
      for(i=0, j=1; j < n_cols; i+=2, j+=2)
        {
        const eT tmp_i = P.at(0,i);
        const eT tmp_j = P.at(0,j);
        
        if(tmp_i < min_val) { min_val = tmp_i; }
        if(tmp_j < min_val) { min_val = tmp_j; }
        }
      
      if(i < n_cols)
        {
        const eT tmp_i = P.at(0,i);
        
        if(tmp_i < min_val) { min_val = tmp_i; }
        }
      }
    else
      {
      for(uword col=0; col < n_cols; ++col)
        {
        uword i,j;
        for(i=0, j=1; j < n_rows; i+=2, j+=2)
          {
          const eT tmp_i = P.at(i,col);
          const eT tmp_j = P.at(j,col);
          
          if(tmp_i < min_val) { min_val = tmp_i; }
          if(tmp_j < min_val) { min_val = tmp_j; }
          }
          
        if(i < n_rows)
          {
          const eT tmp_i = P.at(i,col);
          
          if(tmp_i < min_val) { min_val = tmp_i; }
          }
        }
      }
    }
  
  return min_val;
  }
arma_hot
inline
void
op_mean::apply_noalias_proxy(Mat<typename T1::elem_type>& out, const Proxy<T1>& P, const uword dim)
  {
  arma_extra_debug_sigprint();
  
  typedef typename T1::elem_type            eT;
  typedef typename get_pod_type<eT>::result  T;
  
  const uword P_n_rows = P.get_n_rows();
  const uword P_n_cols = P.get_n_cols();
  
  if(dim == 0)
    {
    out.set_size((P_n_rows > 0) ? 1 : 0, P_n_cols);
    
    if(P_n_rows == 0)  { return; }
    
    eT* out_mem = out.memptr();
    
    for(uword col=0; col < P_n_cols; ++col)
      {
      eT val1 = eT(0);
      eT val2 = eT(0);
      
      uword i,j;
      for(i=0, j=1; j < P_n_rows; i+=2, j+=2)
        {
        val1 += P.at(i,col);
        val2 += P.at(j,col);
        }
      
      if(i < P_n_rows)
        {
        val1 += P.at(i,col);
        }
      
      out_mem[col] = (val1 + val2) / T(P_n_rows);
      }
    }
  else
  if(dim == 1)
    {
    out.zeros(P_n_rows, (P_n_cols > 0) ? 1 : 0);
    
    if(P_n_cols == 0)  { return; }
    
    eT* out_mem = out.memptr();
    
    for(uword col=0; col < P_n_cols; ++col)
    for(uword row=0; row < P_n_rows; ++row)
      {
      out_mem[row] += P.at(row,col);
      }
    
    out /= T(P_n_cols);
    }
  
  if(out.is_finite() == false)
    {
    // TODO: replace with dedicated handling to avoid unwrapping
    op_mean::apply_noalias_unwrap(out, P, dim);
    }
  }
Exemple #13
0
inline
void
op_all::apply_helper(Mat<uword>& out, const Proxy<T1>& P, const uword dim)
  {
  arma_extra_debug_sigprint();
  
  const uword n_rows = P.get_n_rows();
  const uword n_cols = P.get_n_cols();
  
  typedef typename Proxy<T1>::elem_type eT;
  
  if(dim == 0)  // traverse rows (ie. process each column)
    {
    out.zeros(1, n_cols);
    
    if(out.n_elem == 0)  { return; }
    
    uword* out_mem = out.memptr();
    
    if(is_Mat<typename Proxy<T1>::stored_type>::value == true)
      {
      const unwrap<typename Proxy<T1>::stored_type> U(P.Q);
      
      for(uword col=0; col < n_cols; ++col)
        {
        const eT* colmem = U.M.colptr(col);
        
        uword count = 0;
        
        for(uword row=0; row < n_rows; ++row)
          {
          if(colmem[row] != eT(0))  { ++count; }
          }
        
        out_mem[col] = (n_rows == count) ? uword(1) : uword(0); 
        }
      }
    else
      {
      for(uword col=0; col < n_cols; ++col)
        {
        uword count = 0;
        
        for(uword row=0; row < n_rows; ++row)
          {
          if(P.at(row,col) != eT(0))  { ++count; }
          }
        
        out_mem[col] = (n_rows == count) ? uword(1) : uword(0); 
        }
      }
    }
  else
    {
    out.zeros(n_rows, 1);
    
    uword* out_mem = out.memptr();
    
    // internal dual use of 'out': keep the counts for each row
    
    if(is_Mat<typename Proxy<T1>::stored_type>::value == true)
      {
      const unwrap<typename Proxy<T1>::stored_type> U(P.Q);
      
      for(uword col=0; col < n_cols; ++col)
        {
        const eT* colmem = U.M.colptr(col);
        
        for(uword row=0; row < n_rows; ++row)
          {
          if(colmem[row] != eT(0))  { ++out_mem[row]; }
          }
        }
      }
    else
      {
      for(uword col=0; col < n_cols; ++col)
        {
        for(uword row=0; row < n_rows; ++row)
          {
          if(P.at(row,col) != eT(0))  { ++out_mem[row]; }
          }
        }
      }
    
    
    // see what the counts tell us
    
    for(uword row=0; row < n_rows; ++row)
      {
      out_mem[row] = (n_cols == out_mem[row]) ? uword(1) : uword(0);
      }
    
    }
  }
Exemple #14
0
inline
void
op_unique::apply(Mat<typename T1::elem_type>& out, const Op<T1, op_unique>& X)
  {
  arma_extra_debug_sigprint();
  
  typedef typename T1::elem_type eT;
  
  const Proxy<T1> P(X.m);
  
  const uword in_n_rows = P.get_n_rows();
  const uword in_n_cols = P.get_n_cols();
  const uword in_n_elem = P.get_n_elem();
  
  
  if(in_n_elem <= 1)
    {
    if(in_n_elem == 1)
      {
      const eT tmp = P[0];
      
      out.set_size(in_n_rows, in_n_cols);
      
      out[0] = tmp;
      }
    else
      {
      out.set_size(in_n_rows, in_n_cols);
      }
    
    return;
    }
  
  
  std::vector<eT> lvec(in_n_elem);
  
  
  if(Proxy<T1>::prefer_at_accessor == false)
    {
    typename Proxy<T1>::ea_type Pea = P.get_ea();
    
    uword i,j;
    for(i=0, j=1; j < in_n_elem; i+=2, j+=2)
      {
      const eT tmp_i = Pea[i];
      const eT tmp_j = Pea[j];
      
      lvec[i] = tmp_i;
      lvec[j] = tmp_j;
      }
    
    if(i < in_n_elem)
      {
      lvec[i] = Pea[i];
      }
    }
  else
    {
    uword i = 0;
    
    for(uword col=0; col < in_n_cols; ++col)
    for(uword row=0; row < in_n_rows; ++row, ++i)
      {
      lvec[i] = P.at(row,col);
      }
    }
  
  std::sort( lvec.begin(), lvec.end() );
  
  uword N_unique = 1;
  
  for(uword i=1; i < in_n_elem; ++i)
    {
    const eT a = lvec[i-1];
    const eT b = lvec[i  ];
    
    const eT diff = a - b;
    
    if(diff != eT(0)) { ++N_unique; }
    }
  
  uword out_n_rows;
  uword out_n_cols;
  
  if( (in_n_rows == 1) || (in_n_cols == 1) )
    {
    if(in_n_rows == 1)
      {
      out_n_rows = 1;
      out_n_cols = N_unique;
      }
    else
      {
      out_n_rows = N_unique;
      out_n_cols = 1;
      }
    }
  else
    {
    out_n_rows = N_unique;
    out_n_cols = 1;
    }
  
  // we don't need to worry about aliasing at this stage, as all the data is stored in lvec
  out.set_size(out_n_rows, out_n_cols);
  
  eT* out_mem = out.memptr();
  
  if(in_n_elem > 0) { out_mem[0] = lvec[0]; }
  
  N_unique = 1;
  
  for(uword i=1; i < in_n_elem; ++i)
    {
    const eT a = lvec[i-1];
    const eT b = lvec[i  ];
    
    const eT diff = a - b;
    
    if(diff != eT(0))
      {
      out_mem[N_unique] = b;
      ++N_unique;
      }
    }
  
  }
Exemple #15
0
Handle<Value> Proxy::proxyOnPropertiesChanged(const Arguments& args)
{
	HandleScope scope;
	Handle<Object> jsProxy = args.Holder();

	if (args.Length() < 1 || !args[0]->IsArray()) {
		return JSException::Error("Proxy.propertiesChanged requires a list of lists of property name, the old value, and the new value");
	}

	JNIEnv *env = JNIScope::getEnv();
	if (!env) {
		return JSException::GetJNIEnvironmentError();
	}

	Proxy *proxy = unwrap(jsProxy);
	if (!proxy) {
		return JSException::Error("Failed to unwrap Proxy instance");
	}

	Local<Array> changes = Local<Array>::Cast(args[0]);
	uint32_t length = changes->Length();
	jobjectArray jChanges = env->NewObjectArray(length, JNIUtil::objectClass, NULL);

	for (uint32_t i = 0; i < length; ++i) {
		Local<Array> change = Local<Array>::Cast(changes->Get(i));
		Local<String> name = change->Get(INDEX_NAME)->ToString();
		Local<Value> oldValue = change->Get(INDEX_OLD_VALUE);
		Local<Value> value = change->Get(INDEX_VALUE);

		jobjectArray jChange = env->NewObjectArray(3, JNIUtil::objectClass, NULL);

		jstring jName = TypeConverter::jsStringToJavaString(name);
		env->SetObjectArrayElement(jChange, INDEX_NAME, jName);
		env->DeleteLocalRef(jName);

		bool isNew;
		jobject jOldValue = TypeConverter::jsValueToJavaObject(oldValue, &isNew);
		env->SetObjectArrayElement(jChange, INDEX_OLD_VALUE, jOldValue);
		if (isNew) {
			env->DeleteLocalRef(jOldValue);
		}

		jobject jValue = TypeConverter::jsValueToJavaObject(value, &isNew);
		env->SetObjectArrayElement(jChange, INDEX_VALUE, jValue);
		if (isNew) {
			env->DeleteLocalRef(jValue);
		}

		env->SetObjectArrayElement(jChanges, i, jChange);
		env->DeleteLocalRef(jChange);
	}

	jobject javaProxy = proxy->getJavaObject();
	env->CallVoidMethod(javaProxy, JNIUtil::krollProxyOnPropertiesChangedMethod, jChanges);
	env->DeleteLocalRef(jChanges);

	if (!JavaObject::useGlobalRefs) {
		env->DeleteLocalRef(javaProxy);
	}

	return Undefined();
}
Exemple #16
0
inline
bool
op_any::any_vec_helper
  (
  const mtGlue<uword, T1, T2, glue_type>& X,
  const typename arma_glue_rel_only<glue_type>::result       junk1,
  const typename arma_not_cx<typename T1::elem_type>::result junk2,
  const typename arma_not_cx<typename T2::elem_type>::result junk3
  )
  {
  arma_extra_debug_sigprint();
  arma_ignore(junk1);
  arma_ignore(junk2);
  arma_ignore(junk3);
  
  typedef typename T1::elem_type eT1;
  typedef typename T2::elem_type eT2;
  
  typedef typename Proxy<T1>::ea_type ea_type1;
  typedef typename Proxy<T2>::ea_type ea_type2;
  
  const Proxy<T1> A(X.A);
  const Proxy<T2> B(X.B);
  
  arma_debug_assert_same_size(A, B, "relational operator");
  
  const bool prefer_at_accessor = Proxy<T1>::prefer_at_accessor || Proxy<T2>::prefer_at_accessor;
  
  if(prefer_at_accessor == false)
    {
    ea_type1 PA = A.get_ea();
    ea_type2 PB = B.get_ea();
    
    const uword n_elem = A.get_n_elem();
    
    for(uword i=0; i<n_elem; ++i)
      {
      const eT1 tmp1 = PA[i];
      const eT2 tmp2 = PB[i];
      
           if(is_same_type<glue_type, glue_rel_lt    >::yes)  { if(tmp1 <  tmp2) { return true; } }
      else if(is_same_type<glue_type, glue_rel_gt    >::yes)  { if(tmp1 >  tmp2) { return true; } }
      else if(is_same_type<glue_type, glue_rel_lteq  >::yes)  { if(tmp1 <= tmp2) { return true; } }
      else if(is_same_type<glue_type, glue_rel_gteq  >::yes)  { if(tmp1 >= tmp2) { return true; } }
      else if(is_same_type<glue_type, glue_rel_eq    >::yes)  { if(tmp1 == tmp2) { return true; } }
      else if(is_same_type<glue_type, glue_rel_noteq >::yes)  { if(tmp1 != tmp2) { return true; } }
      else if(is_same_type<glue_type, glue_rel_and   >::yes)  { if(tmp1 && tmp2) { return true; } }
      else if(is_same_type<glue_type, glue_rel_or    >::yes)  { if(tmp1 || tmp2) { return true; } }
      }
    }
  else
    {
    const uword n_rows = A.get_n_rows();
    const uword n_cols = A.get_n_cols();
    
    for(uword col=0; col < n_cols; ++col)
    for(uword row=0; row < n_rows; ++row)
      {
      const eT1 tmp1 = A.at(row,col);
      const eT2 tmp2 = B.at(row,col);
      
           if(is_same_type<glue_type, glue_rel_lt    >::yes)  { if(tmp1 <  tmp2) { return true; } }
      else if(is_same_type<glue_type, glue_rel_gt    >::yes)  { if(tmp1 >  tmp2) { return true; } }
      else if(is_same_type<glue_type, glue_rel_lteq  >::yes)  { if(tmp1 <= tmp2) { return true; } }
      else if(is_same_type<glue_type, glue_rel_gteq  >::yes)  { if(tmp1 >= tmp2) { return true; } }
      else if(is_same_type<glue_type, glue_rel_eq    >::yes)  { if(tmp1 == tmp2) { return true; } }
      else if(is_same_type<glue_type, glue_rel_noteq >::yes)  { if(tmp1 != tmp2) { return true; } }
      else if(is_same_type<glue_type, glue_rel_and   >::yes)  { if(tmp1 && tmp2) { return true; } }
      else if(is_same_type<glue_type, glue_rel_or    >::yes)  { if(tmp1 || tmp2) { return true; } }
      }
    }
  
  return false;
  }
inline
bool
op_pinv::apply_direct(Mat<typename T1::elem_type>& out, const Base<typename T1::elem_type,T1>& expr, typename T1::pod_type tol, const bool use_divide_and_conquer)
  {
  arma_extra_debug_sigprint();
  
  typedef typename T1::elem_type eT;
  typedef typename T1::pod_type   T;
  
  arma_debug_check((tol < T(0)), "pinv(): tolerance must be >= 0");
  
  const Proxy<T1> P(expr.get_ref());
  
  const uword n_rows = P.get_n_rows();
  const uword n_cols = P.get_n_cols();
  
  if( (n_rows*n_cols) == 0 )
    {
    out.set_size(n_cols,n_rows);
    return true;
    }
  
  
  // economical SVD decomposition 
  Mat<eT> U;
  Col< T> s;
  Mat<eT> V;
  
  bool status = false;
  
  if(use_divide_and_conquer)
    {
    status = (n_cols > n_rows) ? auxlib::svd_dc_econ(U, s, V, trans(P.Q)) : auxlib::svd_dc_econ(U, s, V, P.Q);
    }
  else
    {
    status = (n_cols > n_rows) ? auxlib::svd_econ(U, s, V, trans(P.Q), 'b') : auxlib::svd_econ(U, s, V, P.Q, 'b');
    }
  
  if(status == false)
    {
    out.soft_reset();
    return false;
    }
  
  const uword s_n_elem = s.n_elem;
  const T*    s_mem    = s.memptr();
  
  // set tolerance to default if it hasn't been specified
  if( (tol == T(0)) && (s_n_elem > 0) )
    {
    tol = (std::max)(n_rows, n_cols) * s_mem[0] * std::numeric_limits<T>::epsilon();
    }
  
  
  uword count = 0;
  
  for(uword i = 0; i < s_n_elem; ++i)
    {
    count += (s_mem[i] >= tol) ? uword(1) : uword(0);
    }
  
  
  if(count > 0)
    {
    Col<T> s2(count);
    
    T* s2_mem = s2.memptr();
    
    uword count2 = 0;
    
    for(uword i=0; i < s_n_elem; ++i)
      {
      const T val = s_mem[i];
      
      if(val >= tol)  {  s2_mem[count2] = T(1) / val;  ++count2; }
      }
    
    
    if(n_rows >= n_cols)
      {
      out = ( (V.n_cols > count) ? V.cols(0,count-1) : V ) * diagmat(s2) * trans( (U.n_cols > count) ? U.cols(0,count-1) : U );
      }
    else
      {
      out = ( (U.n_cols > count) ? U.cols(0,count-1) : U ) * diagmat(s2) * trans( (V.n_cols > count) ? V.cols(0,count-1) : V );
      }
    }
  else
    {
    out.zeros(n_cols, n_rows);
    }
  
  return true;
  }
Exemple #18
0
inline
bool
op_any::any_vec_helper
  (
  const mtOp<uword, T1, op_type>& X,
  const typename arma_op_rel_only<op_type>::result           junk1,
  const typename arma_not_cx<typename T1::elem_type>::result junk2
  )
  {
  arma_extra_debug_sigprint();
  arma_ignore(junk1);
  arma_ignore(junk2);
  
  typedef typename T1::elem_type eT;
  
  const eT val = X.aux;
  
  const Proxy<T1> P(X.m);
  
  
  if(Proxy<T1>::prefer_at_accessor == false)
    {
    typename Proxy<T1>::ea_type Pea = P.get_ea();
    
    const uword n_elem = P.get_n_elem();
  
    for(uword i=0; i < n_elem; ++i)
      {
      const eT tmp = Pea[i];
      
           if(is_same_type<op_type, op_rel_lt_pre   >::yes)  { if(val <  tmp) { return true; } }
      else if(is_same_type<op_type, op_rel_lt_post  >::yes)  { if(tmp <  val) { return true; } }
      else if(is_same_type<op_type, op_rel_gt_pre   >::yes)  { if(val >  tmp) { return true; } }
      else if(is_same_type<op_type, op_rel_gt_post  >::yes)  { if(tmp >  val) { return true; } }
      else if(is_same_type<op_type, op_rel_lteq_pre >::yes)  { if(val <= tmp) { return true; } }
      else if(is_same_type<op_type, op_rel_lteq_post>::yes)  { if(tmp <= val) { return true; } }
      else if(is_same_type<op_type, op_rel_gteq_pre >::yes)  { if(val >= tmp) { return true; } }
      else if(is_same_type<op_type, op_rel_gteq_post>::yes)  { if(tmp >= val) { return true; } }
      else if(is_same_type<op_type, op_rel_eq       >::yes)  { if(tmp == val) { return true; } }
      else if(is_same_type<op_type, op_rel_noteq    >::yes)  { if(tmp != val) { return true; } }
      }
    }
  else
    {
    const uword n_rows = P.get_n_rows();
    const uword n_cols = P.get_n_cols();
    
    for(uword col=0; col < n_cols; ++col)
    for(uword row=0; row < n_rows; ++row)
      {
      const eT tmp = P.at(row,col);
      
           if(is_same_type<op_type, op_rel_lt_pre   >::yes)  { if(val <  tmp) { return true; } }
      else if(is_same_type<op_type, op_rel_lt_post  >::yes)  { if(tmp <  val) { return true; } }
      else if(is_same_type<op_type, op_rel_gt_pre   >::yes)  { if(val >  tmp) { return true; } }
      else if(is_same_type<op_type, op_rel_gt_post  >::yes)  { if(tmp >  val) { return true; } }
      else if(is_same_type<op_type, op_rel_lteq_pre >::yes)  { if(val <= tmp) { return true; } }
      else if(is_same_type<op_type, op_rel_lteq_post>::yes)  { if(tmp <= val) { return true; } }
      else if(is_same_type<op_type, op_rel_gteq_pre >::yes)  { if(val >= tmp) { return true; } }
      else if(is_same_type<op_type, op_rel_gteq_post>::yes)  { if(tmp >= val) { return true; } }
      else if(is_same_type<op_type, op_rel_eq       >::yes)  { if(tmp == val) { return true; } }
      else if(is_same_type<op_type, op_rel_noteq    >::yes)  { if(tmp != val) { return true; } }
      }
    }
  
  return false;
  }
Exemple #19
0
arma_hot
inline
typename T1::pod_type
arma_vec_norm_1(const Proxy<T1>& P)
{
    arma_extra_debug_sigprint();

    typedef typename T1::pod_type T;

    T acc = T(0);

    if(Proxy<T1>::prefer_at_accessor == false)
    {
        typename Proxy<T1>::ea_type A = P.get_ea();

        const uword N = P.get_n_elem();

        T acc1 = T(0);
        T acc2 = T(0);

        uword i,j;
        for(i=0, j=1; j<N; i+=2, j+=2)
        {
            acc1 += std::abs(A[i]);
            acc2 += std::abs(A[j]);
        }

        if(i < N)
        {
            acc1 += std::abs(A[i]);
        }

        acc = acc1 + acc2;
    }
    else
    {
        const uword n_rows = P.get_n_rows();
        const uword n_cols = P.get_n_cols();

        if(n_rows == 1)
        {
            for(uword col=0; col<n_cols; ++col)
            {
                acc += std::abs(P.at(0,col));
            }
        }
        else
        {
            for(uword col=0; col<n_cols; ++col)
            {
                uword i,j;

                for(i=0, j=1; j<n_rows; i+=2, j+=2)
                {
                    acc += std::abs(P.at(i,col));
                    acc += std::abs(P.at(j,col));
                }

                if(i < n_rows)
                {
                    acc += std::abs(P.at(i,col));
                }
            }
        }
    }

    return acc;
}
inline
typename arma_not_cx<typename T1::elem_type>::result
op_max::max(const Base<typename T1::elem_type,T1>& X)
  {
  arma_extra_debug_sigprint();
  
  typedef typename T1::elem_type eT;
  
  const Proxy<T1> P(X.get_ref());
  
  const uword n_elem = P.get_n_elem();
  
  arma_debug_check( (n_elem == 0), "max(): given object has no elements" );
  
  eT max_val = priv::most_neg<eT>();
  
  if(Proxy<T1>::prefer_at_accessor == false)
    {
    typedef typename Proxy<T1>::ea_type ea_type;
    
    ea_type A = P.get_ea();
    
    uword i,j;
    
    for(i=0, j=1; j<n_elem; i+=2, j+=2)
      {
      const eT tmp_i = A[i];
      const eT tmp_j = A[j];
      
      if(tmp_i > max_val) { max_val = tmp_i; }
      if(tmp_j > max_val) { max_val = tmp_j; }
      }
    
    if(i < n_elem)
      {
      const eT tmp_i = A[i];
      
      if(tmp_i > max_val) { max_val = tmp_i; }
      }
    }
  else
    {
    const uword n_rows = P.get_n_rows();
    const uword n_cols = P.get_n_cols();
    
    if(n_rows == 1)
      {
      uword i,j;
      for(i=0, j=1; j < n_cols; i+=2, j+=2)
        {
        const eT tmp_i = P.at(0,i);
        const eT tmp_j = P.at(0,j);
        
        if(tmp_i > max_val) { max_val = tmp_i; }
        if(tmp_j > max_val) { max_val = tmp_j; }
        }
      
      if(i < n_cols)
        {
        const eT tmp_i = P.at(0,i);
        
        if(tmp_i > max_val) { max_val = tmp_i; }
        }
      }
    else
      {
      for(uword col=0; col < n_cols; ++col)
        {
        uword i,j;
        for(i=0, j=1; j < n_rows; i+=2, j+=2)
          {
          const eT tmp_i = P.at(i,col);
          const eT tmp_j = P.at(j,col);
          
          if(tmp_i > max_val) { max_val = tmp_i; }
          if(tmp_j > max_val) { max_val = tmp_j; }
          }
          
        if(i < n_rows)
          {
          const eT tmp_i = P.at(i,col);
          
          if(tmp_i > max_val) { max_val = tmp_i; }
          }
        }
      }
    }
  
  return max_val;
  }
Exemple #21
0
arma_hot
inline
typename T1::pod_type
arma_vec_norm_min(const Proxy<T1>& P)
{
    arma_extra_debug_sigprint();

    typedef typename T1::pod_type T;

    const uword N = P.get_n_elem();

    T min_val = (N != 1) ? priv::most_pos<T>() : std::abs(P[0]);

    if(Proxy<T1>::prefer_at_accessor == false)
    {
        typename Proxy<T1>::ea_type A = P.get_ea();

        uword i,j;
        for(i=0, j=1; j<N; i+=2, j+=2)
        {
            const T tmp_i = std::abs(A[i]);
            const T tmp_j = std::abs(A[j]);

            if(min_val > tmp_i) {
                min_val = tmp_i;
            }
            if(min_val > tmp_j) {
                min_val = tmp_j;
            }
        }

        if(i < N)
        {
            const T tmp_i = std::abs(A[i]);

            if(min_val > tmp_i) {
                min_val = tmp_i;
            }
        }
    }
    else
    {
        const uword n_rows = P.get_n_rows();
        const uword n_cols = P.get_n_cols();

        if(n_rows != 1)
        {
            for(uword col=0; col < n_cols; ++col)
                for(uword row=0; row < n_rows; ++row)
                {
                    const T tmp = std::abs(P.at(row,col));

                    if(min_val > tmp) {
                        min_val = tmp;
                    }
                }
        }
        else
        {
            for(uword col=0; col < n_cols; ++col)
            {
                const T tmp = std::abs(P.at(0,col));

                if(min_val > tmp) {
                    min_val = tmp;
                }
            }
        }
    }

    return min_val;
}
inline
void
subview_elem1<eT,T1>::inplace_op(const Base<eT,T2>& x)
  {
  arma_extra_debug_sigprint();
  
  Mat<eT>& m_local = *m_ptr;
  
        eT* m_mem    = m_local.memptr();
  const u32 m_n_elem = m_local.n_elem;
  
  const unwrap_check_mixed<T1> tmp(a.get_ref(), m_local);
  const umat& aa = tmp.M;
  
  arma_debug_check
    (
    ( aa.is_vec() == false ),
    "Mat::elem(): given object is not a vector"
    );
  
  const u32* aa_mem    = aa.memptr();
  const u32  aa_n_elem = aa.n_elem;
  
  const Proxy<T2> P(x.get_ref());
  
  arma_debug_check( (aa_n_elem != P.get_n_elem()), "Mat::elem(): size mismatch" );
  
  if(P.is_alias(m) == false)
    {
    typename Proxy<T2>::ea_type X = P.get_ea();
    
    u32 i,j;
    for(i=0, j=1; j<aa_n_elem; i+=2, j+=2)
      {
      const u32 ii = aa_mem[i];
      const u32 jj = aa_mem[j];
      
      arma_debug_check( ( (ii >= m_n_elem) || (jj >= m_n_elem) ), "Mat::elem(): index out of bounds" );
      
           if(is_same_type<op_type, op_subview_elem_equ          >::value == true) { m_mem[ii] =  X[i]; m_mem[jj]  = X[j]; }
      else if(is_same_type<op_type, op_subview_elem_inplace_plus >::value == true) { m_mem[ii] += X[i]; m_mem[jj] += X[j]; }
      else if(is_same_type<op_type, op_subview_elem_inplace_minus>::value == true) { m_mem[ii] -= X[i]; m_mem[jj] -= X[j]; }
      else if(is_same_type<op_type, op_subview_elem_inplace_schur>::value == true) { m_mem[ii] *= X[i]; m_mem[jj] *= X[j]; }
      else if(is_same_type<op_type, op_subview_elem_inplace_div  >::value == true) { m_mem[ii] /= X[i]; m_mem[jj] /= X[j]; }
      }
    
    if(i < aa_n_elem)
      {
      const u32 ii = aa_mem[i];
      
      arma_debug_check( (ii >= m_n_elem) , "Mat::elem(): index out of bounds" );
      
           if(is_same_type<op_type, op_subview_elem_equ          >::value == true) { m_mem[ii] =  X[i]; }
      else if(is_same_type<op_type, op_subview_elem_inplace_plus >::value == true) { m_mem[ii] += X[i]; }
      else if(is_same_type<op_type, op_subview_elem_inplace_minus>::value == true) { m_mem[ii] -= X[i]; }
      else if(is_same_type<op_type, op_subview_elem_inplace_schur>::value == true) { m_mem[ii] *= X[i]; }
      else if(is_same_type<op_type, op_subview_elem_inplace_div  >::value == true) { m_mem[ii] /= X[i]; }
      }
    }
  else
    {
    arma_extra_debug_print("subview_elem1::inplace_op(): aliasing detected");
    
    const unwrap_check<typename Proxy<T2>::stored_type> tmp(P.Q, m_local);
    const Mat<eT>& M = tmp.M;
    
    const eT* X = M.memptr();
    
    u32 i,j;
    for(i=0, j=1; j<aa_n_elem; i+=2, j+=2)
      {
      const u32 ii = aa_mem[i];
      const u32 jj = aa_mem[j];
      
      arma_debug_check( ( (ii >= m_n_elem) || (jj >= m_n_elem) ), "Mat::elem(): index out of bounds" );
      
           if(is_same_type<op_type, op_subview_elem_equ          >::value == true) { m_mem[ii] =  X[i]; m_mem[jj]  = X[j]; }
      else if(is_same_type<op_type, op_subview_elem_inplace_plus >::value == true) { m_mem[ii] += X[i]; m_mem[jj] += X[j]; }
      else if(is_same_type<op_type, op_subview_elem_inplace_minus>::value == true) { m_mem[ii] -= X[i]; m_mem[jj] -= X[j]; }
      else if(is_same_type<op_type, op_subview_elem_inplace_schur>::value == true) { m_mem[ii] *= X[i]; m_mem[jj] *= X[j]; }
      else if(is_same_type<op_type, op_subview_elem_inplace_div  >::value == true) { m_mem[ii] /= X[i]; m_mem[jj] /= X[j]; }
      }
    
    if(i < aa_n_elem)
      {
      const u32 ii = aa_mem[i];
      
      arma_debug_check( (ii >= m_n_elem) , "Mat::elem(): index out of bounds" );
      
           if(is_same_type<op_type, op_subview_elem_equ          >::value == true) { m_mem[ii] =  X[i]; }
      else if(is_same_type<op_type, op_subview_elem_inplace_plus >::value == true) { m_mem[ii] += X[i]; }
      else if(is_same_type<op_type, op_subview_elem_inplace_minus>::value == true) { m_mem[ii] -= X[i]; }
      else if(is_same_type<op_type, op_subview_elem_inplace_schur>::value == true) { m_mem[ii] *= X[i]; }
      else if(is_same_type<op_type, op_subview_elem_inplace_div  >::value == true) { m_mem[ii] /= X[i]; }
      }
    }
  }
Exemple #23
0
arma_hot
inline
typename T1::pod_type
arma_vec_norm_2
(
    const Proxy<T1>& P,
    const typename arma_not_cx<typename T1::elem_type>::result* junk = 0
)
{
    arma_extra_debug_sigprint();
    arma_ignore(junk);

    typedef typename T1::pod_type T;

    T acc = T(0);

    if(Proxy<T1>::prefer_at_accessor == false)
    {
        typename Proxy<T1>::ea_type A = P.get_ea();

        const uword N = P.get_n_elem();

        T acc1 = T(0);
        T acc2 = T(0);

        uword i,j;

        for(i=0, j=1; j<N; i+=2, j+=2)
        {
            const T tmp_i = A[i];
            const T tmp_j = A[j];

            acc1 += tmp_i * tmp_i;
            acc2 += tmp_j * tmp_j;
        }

        if(i < N)
        {
            const T tmp_i = A[i];

            acc1 += tmp_i * tmp_i;
        }

        acc = acc1 + acc2;
    }
    else
    {
        const uword n_rows = P.get_n_rows();
        const uword n_cols = P.get_n_cols();

        if(n_rows == 1)
        {
            for(uword col=0; col<n_cols; ++col)
            {
                const T tmp = P.at(0,col);

                acc += tmp * tmp;
            }
        }
        else
        {
            for(uword col=0; col<n_cols; ++col)
            {
                uword i,j;
                for(i=0, j=1; j<n_rows; i+=2, j+=2)
                {
                    const T tmp_i = P.at(i,col);
                    const T tmp_j = P.at(j,col);

                    acc += tmp_i * tmp_i;
                    acc += tmp_j * tmp_j;
                }

                if(i < n_rows)
                {
                    const T tmp_i = P.at(i,col);

                    acc += tmp_i * tmp_i;
                }
            }
        }
    }

    return std::sqrt(acc);
}
Exemple #24
0
Proxy* WinHttpIO::getautoproxy()
{
    Proxy* proxy = new Proxy();
    proxy->setProxyType(Proxy::NONE);

    WINHTTP_CURRENT_USER_IE_PROXY_CONFIG ieProxyConfig = { 0 };

    if (WinHttpGetIEProxyConfigForCurrentUser(&ieProxyConfig) == TRUE)
    {
        if (ieProxyConfig.lpszProxy)
        {
            string proxyURL;
            proxy->setProxyType(Proxy::CUSTOM);
            int len = wcslen(ieProxyConfig.lpszProxy);
            proxyURL.assign((const char*)ieProxyConfig.lpszProxy, len * sizeof(wchar_t) + 1);

            // only save one proxy
            for (int i = 0; i < len; i++)
            {
                wchar_t* character = (wchar_t*)(proxyURL.data() + i * sizeof(wchar_t));

                if (*character == ' ' || *character == ';')
                {
                    proxyURL.resize(i*sizeof(wchar_t));
                    len = i;
                    break;
                }
            }

            // remove protocol prefix, if any
            for (int i = len - 1; i >= 0; i--)
            {
                wchar_t* character = (wchar_t*)(proxyURL.data() + i * sizeof(wchar_t));

                if (*character == '/')
                {
                    proxyURL = proxyURL.substr((i + 1) * sizeof(wchar_t));
                    break;
                }
            }

            proxy->setProxyURL(&proxyURL);
        }
        else if (ieProxyConfig.lpszAutoConfigUrl || ieProxyConfig.fAutoDetect == TRUE)
        {
            WINHTTP_AUTOPROXY_OPTIONS autoProxyOptions;

            if (ieProxyConfig.lpszAutoConfigUrl)
            {
                autoProxyOptions.dwFlags = WINHTTP_AUTOPROXY_CONFIG_URL;
                autoProxyOptions.lpszAutoConfigUrl = ieProxyConfig.lpszAutoConfigUrl;
                autoProxyOptions.dwAutoDetectFlags = 0;
            }
            else
            {
                autoProxyOptions.dwFlags = WINHTTP_AUTOPROXY_AUTO_DETECT;
                autoProxyOptions.lpszAutoConfigUrl = NULL;
                autoProxyOptions.dwAutoDetectFlags = WINHTTP_AUTO_DETECT_TYPE_DHCP | WINHTTP_AUTO_DETECT_TYPE_DNS_A;
            }

            autoProxyOptions.fAutoLogonIfChallenged = TRUE;
            autoProxyOptions.lpvReserved = NULL;
            autoProxyOptions.dwReserved = 0;

            WINHTTP_PROXY_INFO proxyInfo;

            if (WinHttpGetProxyForUrl(hSession, L"https://g.api.mega.co.nz/", &autoProxyOptions, &proxyInfo))
            {
                if (proxyInfo.lpszProxy)
                {
                    string proxyURL;
                    proxy->setProxyType(Proxy::CUSTOM);
                    proxyURL.assign((const char*)proxyInfo.lpszProxy, wcslen(proxyInfo.lpszProxy) * sizeof(wchar_t));
                    proxy->setProxyURL(&proxyURL);
                }
            }
        }
    }

    if (ieProxyConfig.lpszProxy)
    {
        GlobalFree(ieProxyConfig.lpszProxy);
    }

    if (ieProxyConfig.lpszProxyBypass)
    {
        GlobalFree(ieProxyConfig.lpszProxyBypass);
    }

    if (ieProxyConfig.lpszAutoConfigUrl)
    {
        GlobalFree(ieProxyConfig.lpszAutoConfigUrl);
    }

    return proxy;
}
inline
void
op_diagmat::apply(Mat<typename T1::elem_type>& out, const Op<T1, op_diagmat>& X)
  {
  arma_extra_debug_sigprint();
  
  typedef typename T1::elem_type eT;
  
  const Proxy<T1> P(X.m);
  
  const uword n_rows = P.get_n_rows();
  const uword n_cols = P.get_n_cols();
  
  const bool P_is_vec = (n_rows == 1) || (n_cols == 1);
  
  
  if(P.is_alias(out) == false)
    {
    if(P_is_vec)    // generate a diagonal matrix out of a vector
      {
      const uword N = (n_rows == 1) ? n_cols : n_rows;
      
      out.zeros(N, N);
      
      if(Proxy<T1>::prefer_at_accessor == false)
        {
        typename Proxy<T1>::ea_type P_ea = P.get_ea();
        
        for(uword i=0; i < N; ++i) { out.at(i,i) = P_ea[i]; }
        }
      else
        {
        if(n_rows == 1)
          {
          for(uword i=0; i < N; ++i) { out.at(i,i) = P.at(0,i); }
          }
        else
          {
          for(uword i=0; i < N; ++i) { out.at(i,i) = P.at(i,0); }
          }
        }
      }
    else   // generate a diagonal matrix out of a matrix
      {
      out.zeros(n_rows, n_cols);
      
      const uword N = (std::min)(n_rows, n_cols);
      
      for(uword i=0; i < N; ++i) { out.at(i,i) = P.at(i,i); }
      }
    }
  else   // we have aliasing
    {
    if(P_is_vec)   // generate a diagonal matrix out of a vector
      {
      const uword N = (n_rows == 1) ? n_cols : n_rows;
      
      podarray<eT> tmp(N);
      eT* tmp_mem = tmp.memptr();
      
      if(Proxy<T1>::prefer_at_accessor == false)
        {
        typename Proxy<T1>::ea_type P_ea = P.get_ea();
        
        for(uword i=0; i < N; ++i) { tmp_mem[i] = P_ea[i]; }
        }
      else
        {
        if(n_rows == 1)
          {
          for(uword i=0; i < N; ++i) { tmp_mem[i] = P.at(0,i); }
          }
        else
          {
          for(uword i=0; i < N; ++i) { tmp_mem[i] = P.at(i,0); }
          }
        }
      
      out.zeros(N, N);
      
      for(uword i=0; i < N; ++i) { out.at(i,i) = tmp_mem[i]; }
      }
    else   // generate a diagonal matrix out of a matrix
      {
      const uword N = (std::min)(n_rows, n_cols);
      
      if( (Proxy<T1>::has_subview == false) && (Proxy<T1>::fake_mat == false) )
        {
        // NOTE: we have aliasing and it's not due to a subview, hence we're assuming that the output matrix already has the correct size
        
        for(uword i=0; i < n_cols; ++i)
          {
          if(i < N)
            {
            const eT val = P.at(i,i);
            
            arrayops::fill_zeros(out.colptr(i), n_rows);
            
            out.at(i,i) = val;
            }
          else
            {
            arrayops::fill_zeros(out.colptr(i), n_rows);
            }
          }
        }
      else
        {
        podarray<eT> tmp(N);
        eT* tmp_mem = tmp.memptr();
        
        for(uword i=0; i < N; ++i)  { tmp_mem[i] = P.at(i,i); }
        
        out.zeros(n_rows, n_cols);
        
        for(uword i=0; i < N; ++i)  { out.at(i,i) = tmp_mem[i]; }
        }
      }
    }
  }
Exemple #26
0
inline
void
glue_mixed_plus::apply(Mat<typename eT_promoter<T1,T2>::eT>& out, const mtGlue<typename eT_promoter<T1,T2>::eT, T1, T2, glue_mixed_plus>& X)
  {
  arma_extra_debug_sigprint();
  
  typedef typename T1::elem_type eT1;
  typedef typename T2::elem_type eT2;
  
  typedef typename promote_type<eT1,eT2>::result out_eT;
  
  promote_type<eT1,eT2>::check();
  
  const Proxy<T1> A(X.A);
  const Proxy<T2> B(X.B);
  
  arma_debug_assert_same_size(A, B, "addition");
  
  const uword n_rows = A.get_n_rows();
  const uword n_cols = A.get_n_cols();
  
  out.set_size(n_rows, n_cols);
  
        out_eT* out_mem = out.memptr();
  const uword   n_elem  = out.n_elem;
    
  const bool prefer_at_accessor = (Proxy<T1>::prefer_at_accessor || Proxy<T2>::prefer_at_accessor);
  
  if(prefer_at_accessor == false)
    {
    typename Proxy<T1>::ea_type AA = A.get_ea();
    typename Proxy<T2>::ea_type BB = B.get_ea();
    
    if(memory::is_aligned(out_mem))
      {
      memory::mark_as_aligned(out_mem);
      
      for(uword i=0; i<n_elem; ++i)
        {
        out_mem[i] = upgrade_val<eT1,eT2>::apply(AA[i]) + upgrade_val<eT1,eT2>::apply(BB[i]);
        }
      }
    else
      {
      for(uword i=0; i<n_elem; ++i)
        {
        out_mem[i] = upgrade_val<eT1,eT2>::apply(AA[i]) + upgrade_val<eT1,eT2>::apply(BB[i]);
        }
      }
    }
  else
    {
    uword i = 0;
    
    for(uword col=0; col < n_cols; ++col)
    for(uword row=0; row < n_rows; ++row)
      {
      out_mem[i] = upgrade_val<eT1,eT2>::apply(A.at(row,col)) + upgrade_val<eT1,eT2>::apply(B.at(row,col));
      ++i;
      }
    }
  }
inline
typename
enable_if2
  <
  (is_arma_sparse_type<T1>::value && is_arma_type<T2>::value && is_same_type<typename T1::elem_type, typename T2::elem_type>::value),
  SpMat<typename T1::elem_type>
  >::result
operator/
  (
  const SpBase<typename T1::elem_type, T1>& x,
  const   Base<typename T2::elem_type, T2>& y
  )
  {
  arma_extra_debug_sigprint();

  const SpProxy<T1> pa(x.get_ref());
  const   Proxy<T2> pb(y.get_ref());

  arma_debug_assert_same_size(pa.get_n_rows(), pa.get_n_cols(), pb.get_n_rows(), pb.get_n_cols(), "element-wise division");

  SpMat<typename T1::elem_type> result(pa.get_n_rows(), pa.get_n_cols());

  // The compiler should be smart enough to optimize out the inner if/else statement entirely
  typename SpProxy<T1>::const_iterator_type it = pa.begin();
  uword new_n_nonzero;
  while(it.pos() < pa.get_n_nonzero())
    {
    if(Proxy<T2>::prefer_at_accessor == false)
      {
      const typename T1::elem_type val = (*it) / pb[(it.col() * pb.get_n_rows()) + it.row()];
      if(val != 0)
        {
        ++new_n_nonzero;
        }
      }
    else
      {
      const typename T1::elem_type val = (*it) / pb.at(it.row(), it.col());
      if(val != 0)
        {
        ++new_n_nonzero;
        }
      }

    ++it;
    }

  result.mem_resize(new_n_nonzero);

  typename SpProxy<T1>::const_iterator_type it2 = pa.begin();
  uword cur_pos = 0;
  while(it2.pos() < pa.get_n_nonzero())
    {
    if(Proxy<T2>::prefer_at_accessor == false)
      {
      const typename T1::elem_type val = (*it2) / pb[(it2.col() * pb.get_n_rows()) + it2.row()];
      if(val != 0)
        {
        access::rw(result.values[cur_pos]) = val;
        access::rw(result.row_indices[cur_pos]) = it2.row();
        ++access::rw(result.col_ptrs[it2.col() + 1]);
        ++cur_pos;
        }
      }
    else
      {
      const typename T1::elem_type val = (*it2) / pb.at(it2.row(), it2.col());
      if(val != 0)
        {
        access::rw(result.values[cur_pos]) = val;
        access::rw(result.row_indices[cur_pos]) = it2.row();
        ++access::rw(result.col_ptrs[it2.col() + 1]);
        ++cur_pos;
        }
      }

    ++it2;
    }

  // Fix column pointers
  for(uword col = 1; col <= result.n_cols; ++col)
    {
    access::rw(result.col_ptrs[col]) += result.col_ptrs[col - 1];
    }

  return result;
  }