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