yang.cc File Reference

#include <iostream>
#include <cmath>
#include <cstdlib>
#include <ctime>
#include "yang.h"

Go to the source code of this file.

Functions
void	error (const char *v)
Vtr	operator+ (const Vtr &v)
Vtr	operator- (const Vtr &v)
Vtr	operator+ (const Vtr &v1, const Vtr &v2)
Vtr	operator- (const Vtr &v1, const Vtr &v2)
std::ostream &	operator<< (std::ostream &s, const Vtr &v)
Vtr	operator* (const double scalar, const Vtr &v)
Vtr	operator* (const Vtr &v1, const Vtr &v2)
Vtr	operator/ (const Vtr &v, const double scalar)
double	dot (const Vtr &v1, const Vtr &v2)
Mtx	operator- (const Mtx &mat)
Vtr	operator* (const Vtr &v, const Mtx &mat)
Mtx	operator- (const Mtx &m1, const Mtx &m2)
std::ostream &	operator<< (std::ostream &s, const Mtx &mat)

Function Documentation

double dot	(	const Vtr &	v1,
		const Vtr &	v2
	)

Definition at line 127 of file yang.cc.

Referenced by Mtx::QRdecomp(), Mtx::QRdecomp_slow(), and Simplex::size().

                                           {
  int sz = v1.lenth;
  if (sz != v2.lenth ) error("bad vtor sizes");
  double tm = v1[0]*v2[0];
  for (int i = 1; i < sz; i++) tm += v1[i]*v2[i];
  return tm;
}

void error

(

const char *

v

)

Definition at line 11 of file yang.cc.

Referenced by XmlRpc::XmlRpcServer::acceptConnection(), XmlRpc::XmlRpcServer::bindAndListen(), Nps::coordsReqRpcResponse(), SingleHostUnderlayConfigurator::createNode(), KBRTestApp::deliver(), XmlRpc::XmlRpcClient::doConnect(), dot(), oversim::Koorde::findDeBruijnHop(), oversim::Koorde::findNode(), BrooseBucket::get(), Mtx::getcol(), P2pnsCache::getDataAtPos(), BrooseBucket::getDist(), oversim::ChordSuccessorList::getSuccessor(), Broose::handleBucketRequestRpc(), Broose::handleBucketResponseRpc(), XmlRpcInterface::handleCommonAPIPacket(), XmlRpc::XmlRpcClient::handleEvent(), GlobalCoordinator::handleMessage(), BrooseBucket::handleMessage(), oversim::ChordFingerTable::handleMessage(), oversim::ChordSuccessorList::handleMessage(), DHTDataStorage::handleMessage(), P2pnsCache::handleMessage(), SimpleTCP::handleMessage(), GlobalStatistics::handleMessage(), ConnectReaSE::handleMessage(), AccessNet::handleMessage(), GiaKeyListModule::handleMessages(), GiaTokenFactory::handleMessages(), GiaNeighbors::handleMessages(), oversim::Koorde::handleRpcDeBruijnRequest(), oversim::Chord::handleTimerEvent(), SimpleGameClient::handleTimerEvent(), Broose::handleTimerEvent(), oversim::Chord::handleUDPMessage(), CBRDHT::handleUpperMessage(), GlobalNodeList::initialize(), Broose::isSiblingFor(), BasePastry::isSiblingFor(), Kademlia::isSiblingFor(), oversim::Chord::isSiblingFor(), SingleHostUnderlayConfigurator::migrateNode(), Mtx::operator*(), operator*(), operator+(), Vtr::operator+=(), Mtx::operator+=(), operator-(), Vtr::operator-=(), Mtx::operator-=(), operator/(), Vtr::operator=(), Mtx::operator=(), XmlRpc::XmlRpcClient::parseResponse(), SingleHostUnderlayConfigurator::preKillNode(), XmlRpc::XmlRpcServerConnection::readHeader(), XmlRpc::XmlRpcClient::readHeader(), XmlRpc::XmlRpcServerConnection::readRequest(), XmlRpc::XmlRpcClient::readResponse(), MessageObserver::receivedMessage(), RealtimeScheduler::receiveWithTimeout(), MessageObserver::sentMessage(), Mtx::setcol(), InetUnderlayConfigurator::setUpIPv4(), InetUnderlayConfigurator::setUpIPv6(), XmlRpc::XmlRpcDispatch::waitForAndProcessEvents(), XmlRpc::XmlRpcClient::writeRequest(), and XmlRpc::XmlRpcServerConnection::writeResponse().

                          {
  std::cout << v << "\n";
  exit(1);
}

Vtr operator*	(	const double	scalar,
		const Vtr &	v
	)

Definition at line 107 of file yang.cc.

                                                  {
  Vtr tm(v.lenth);
  for (int i = 0; i < v.lenth; i++) tm[i] = scalar*v[i];
  return tm;
}

Vtr operator*	(	const Vtr &	v1,
		const Vtr &	v2
	)

Definition at line 113 of file yang.cc.

                                              {
  int sz = v1.lenth;
  if (sz != v2.lenth ) error("bad vtor sizes");
  Vtr tm(sz);
  for (int i = 0; i < sz; i++)
      tm[i] = v1[i]*v2[i];
  return tm;
}

Vtr operator*	(	const Vtr &	v,
		const Mtx &	mat
	)

Definition at line 214 of file yang.cc.

{
        if (v.lenth != mat.nrows)
                error("op*(Vtr, Mtx): Error: Mat. and vec. size do no match.");
        Vtr res(mat.ncols, 0.0);
        for (int i=0; i<mat.ncols; i++)
                for (int j=0; j<v.lenth; j++)
                        res[i] = v.ets[j] * mat.ets[j][i];
        return res;
}

Vtr operator+

(

const Vtr &

v

)

Definition at line 57 of file yang.cc.

                             {  // usage: v1 = + v2;
  return v;
}

Vtr operator+	(	const Vtr &	v1,
		const Vtr &	v2
	)

Definition at line 65 of file yang.cc.

                                             {          // v=v1+v2
  if (v1.lenth != v2.lenth ) error("Vtr::op+: Error Bad vtor sizes");
  Vtr sum = v1; // It would cause problem without copy constructor
  sum += v2;
  return sum;
}

Vtr operator-

(

const Vtr &

v

)

Definition at line 61 of file yang.cc.

                            {    // usage: v1 = - v2;
  return Vtr(v.lenth) - v;
}

Vtr operator-	(	const Vtr &	v1,
		const Vtr &	v2
	)

Definition at line 72 of file yang.cc.

                                            { // v=v1-v2
//  if (v1.lenth != v2.lenth ) error("bad vtor sizes");
  Vtr sum = v1; // It would cause problem without copy constructor
  sum -= v2;
  return sum;
}

Mtx operator-

(

const Mtx &

mat

)

Definition at line 195 of file yang.cc.

                                {               // usage: mat1 = - mat2;
  return Mtx(mat.nrows,mat.ncols) - mat;
}

Mtx operator-	(	const Mtx &	m1,
		const Mtx &	m2
	)

Definition at line 226 of file yang.cc.

                                             {  // matrix subtract
 if(m1.nrows !=m2.nrows || m1.ncols !=m2.ncols)
   error("bad matrix sizes");
 Mtx sum = m1;
 sum -= m2;
 return sum;
}

Vtr operator/	(	const Vtr &	v,
		const double	scalar
	)

Definition at line 122 of file yang.cc.

                                                  {
  if (scalar == 0) error("division by zero in vector-scalar division");
  return (1.0/scalar)*v;
}

std::ostream& operator<<	(	std::ostream &	s,
		const Vtr &	v
	)

Definition at line 79 of file yang.cc.

                                                      {
  for (int i =0; i < v.lenth; i++ ) {
    s << v[i] << "  ";
    if (i%10 == 9) s << "\n";
  }
  return s;
}

std::ostream& operator<<	(	std::ostream &	s,
		const Mtx &	mat
	)

Definition at line 272 of file yang.cc.

{
        for (int i = 0; i < mat.rows(); i++) {
                s << "| ";
                for(int j = 0; j < mat.cols(); j++) {
                        s.setf(std::ios_base::fixed, std::ios_base::floatfield);
                        s.precision(4);
                        s.width(8);
                        s << mat.ets[i][j];
                }
                s << " |" << std::endl;
        }
        return s;
}