156 lines
3.0 KiB
C++
156 lines
3.0 KiB
C++
/*
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* Written by Thomas Tsou <ttsou@vt.edu>
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* Based on code by Harvind S Samra <hssamra@kestrelsp.com>
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*
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* Copyright 2011 Free Software Foundation, Inc.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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* See the COPYING file in the main directory for details.
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*/
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#include "radioVector.h"
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radioVector::radioVector(GSM::Time &time, size_t size,
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size_t start, size_t chans)
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: vectors(chans), mTime(time)
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{
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for (size_t i = 0; i < vectors.size(); i++)
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vectors[i] = new signalVector(size, start);
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}
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radioVector::radioVector(GSM::Time& wTime, signalVector *vector)
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: vectors(1), mTime(wTime)
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{
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vectors[0] = vector;
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}
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radioVector::~radioVector()
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{
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for (size_t i = 0; i < vectors.size(); i++)
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delete vectors[i];
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}
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GSM::Time radioVector::getTime() const
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{
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return mTime;
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}
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void radioVector::setTime(const GSM::Time& wTime)
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{
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mTime = wTime;
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}
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bool radioVector::operator>(const radioVector& other) const
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{
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return mTime > other.mTime;
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}
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signalVector *radioVector::getVector(size_t chan) const
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{
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if (chan >= vectors.size())
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return NULL;
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return vectors[chan];
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}
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bool radioVector::setVector(signalVector *vector, size_t chan)
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{
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if (chan >= vectors.size())
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return false;
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vectors[chan] = vector;
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return true;
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}
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noiseVector::noiseVector(size_t size)
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: std::vector<float>(size), itr(0)
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{
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}
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float noiseVector::avg() const
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{
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float val = 0.0;
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for (size_t i = 0; i < size(); i++)
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val += (*this)[i];
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return val / (float) size();
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}
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bool noiseVector::insert(float val)
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{
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if (!size())
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return false;
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if (itr >= this->size())
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itr = 0;
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(*this)[itr++] = val;
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return true;
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}
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GSM::Time VectorQueue::nextTime() const
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{
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GSM::Time retVal;
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mLock.lock();
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while (mQ.size()==0)
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mWriteSignal.wait(mLock);
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retVal = mQ.top()->getTime();
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mLock.unlock();
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return retVal;
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}
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radioVector* VectorQueue::getStaleBurst(const GSM::Time& targTime)
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{
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mLock.lock();
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if ((mQ.size()==0)) {
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mLock.unlock();
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return NULL;
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}
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if (mQ.top()->getTime() < targTime) {
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radioVector* retVal = mQ.top();
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mQ.pop();
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mLock.unlock();
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return retVal;
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}
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mLock.unlock();
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return NULL;
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}
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radioVector* VectorQueue::getCurrentBurst(const GSM::Time& targTime)
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{
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mLock.lock();
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if ((mQ.size()==0)) {
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mLock.unlock();
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return NULL;
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}
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if (mQ.top()->getTime() == targTime) {
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radioVector* retVal = mQ.top();
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mQ.pop();
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mLock.unlock();
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return retVal;
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}
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mLock.unlock();
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return NULL;
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}
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