kurtis.heimerl | 8aea56e | 2011-11-26 03:18:30 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Written by Thomas Tsou <ttsou@vt.edu> |
| 3 | * Based on code by Harvind S Samra <hssamra@kestrelsp.com> |
| 4 | * |
| 5 | * Copyright 2011 Free Software Foundation, Inc. |
| 6 | * |
Pau Espin Pedrol | 21d03d3 | 2019-07-22 12:05:52 +0200 | [diff] [blame] | 7 | * SPDX-License-Identifier: AGPL-3.0+ |
| 8 | * |
kurtis.heimerl | 8aea56e | 2011-11-26 03:18:30 +0000 | [diff] [blame] | 9 | * This program is free software: you can redistribute it and/or modify |
| 10 | * it under the terms of the GNU Affero General Public License as published by |
| 11 | * the Free Software Foundation, either version 3 of the License, or |
| 12 | * (at your option) any later version. |
| 13 | * |
| 14 | * This program is distributed in the hope that it will be useful, |
| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 17 | * GNU Affero General Public License for more details. |
| 18 | * |
| 19 | * You should have received a copy of the GNU Affero General Public License |
| 20 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 21 | * See the COPYING file in the main directory for details. |
| 22 | */ |
| 23 | |
| 24 | #include "radioVector.h" |
| 25 | |
Thomas Tsou | a2fe91a | 2013-11-13 22:48:11 -0500 | [diff] [blame] | 26 | radioVector::radioVector(GSM::Time &time, size_t size, |
| 27 | size_t start, size_t chans) |
| 28 | : vectors(chans), mTime(time) |
kurtis.heimerl | 8aea56e | 2011-11-26 03:18:30 +0000 | [diff] [blame] | 29 | { |
Thomas Tsou | a2fe91a | 2013-11-13 22:48:11 -0500 | [diff] [blame] | 30 | for (size_t i = 0; i < vectors.size(); i++) |
| 31 | vectors[i] = new signalVector(size, start); |
kurtis.heimerl | 8aea56e | 2011-11-26 03:18:30 +0000 | [diff] [blame] | 32 | } |
| 33 | |
Thomas Tsou | a2fe91a | 2013-11-13 22:48:11 -0500 | [diff] [blame] | 34 | radioVector::radioVector(GSM::Time& wTime, signalVector *vector) |
| 35 | : vectors(1), mTime(wTime) |
Thomas Tsou | e0fa2bf | 2013-11-09 02:46:29 -0500 | [diff] [blame] | 36 | { |
Thomas Tsou | a2fe91a | 2013-11-13 22:48:11 -0500 | [diff] [blame] | 37 | vectors[0] = vector; |
Thomas Tsou | e0fa2bf | 2013-11-09 02:46:29 -0500 | [diff] [blame] | 38 | } |
| 39 | |
Thomas Tsou | a2fe91a | 2013-11-13 22:48:11 -0500 | [diff] [blame] | 40 | radioVector::~radioVector() |
Thomas Tsou | d0f3ca3 | 2013-11-09 22:05:23 -0500 | [diff] [blame] | 41 | { |
Thomas Tsou | a2fe91a | 2013-11-13 22:48:11 -0500 | [diff] [blame] | 42 | for (size_t i = 0; i < vectors.size(); i++) |
| 43 | delete vectors[i]; |
Thomas Tsou | d0f3ca3 | 2013-11-09 22:05:23 -0500 | [diff] [blame] | 44 | } |
| 45 | |
kurtis.heimerl | 0628613 | 2011-11-26 03:18:43 +0000 | [diff] [blame] | 46 | GSM::Time radioVector::getTime() const |
kurtis.heimerl | 8aea56e | 2011-11-26 03:18:30 +0000 | [diff] [blame] | 47 | { |
| 48 | return mTime; |
| 49 | } |
| 50 | |
| 51 | void radioVector::setTime(const GSM::Time& wTime) |
| 52 | { |
| 53 | mTime = wTime; |
| 54 | } |
| 55 | |
| 56 | bool radioVector::operator>(const radioVector& other) const |
| 57 | { |
| 58 | return mTime > other.mTime; |
| 59 | } |
| 60 | |
Thomas Tsou | 1882099 | 2013-11-14 18:04:10 -0500 | [diff] [blame] | 61 | signalVector *radioVector::getVector(size_t chan) const |
Thomas Tsou | a2fe91a | 2013-11-13 22:48:11 -0500 | [diff] [blame] | 62 | { |
| 63 | if (chan >= vectors.size()) |
| 64 | return NULL; |
| 65 | |
| 66 | return vectors[chan]; |
| 67 | } |
| 68 | |
| 69 | bool radioVector::setVector(signalVector *vector, size_t chan) |
| 70 | { |
| 71 | if (chan >= vectors.size()) |
| 72 | return false; |
| 73 | |
| 74 | vectors[chan] = vector; |
| 75 | |
| 76 | return true; |
| 77 | } |
| 78 | |
Thomas Tsou | a0179e3 | 2013-11-14 15:52:04 -0500 | [diff] [blame] | 79 | noiseVector::noiseVector(size_t size) |
| 80 | : std::vector<float>(size), itr(0) |
Thomas Tsou | fa3a787 | 2013-10-17 21:23:34 -0400 | [diff] [blame] | 81 | { |
Thomas Tsou | fa3a787 | 2013-10-17 21:23:34 -0400 | [diff] [blame] | 82 | } |
| 83 | |
Thomas Tsou | 1882099 | 2013-11-14 18:04:10 -0500 | [diff] [blame] | 84 | float noiseVector::avg() const |
Thomas Tsou | fa3a787 | 2013-10-17 21:23:34 -0400 | [diff] [blame] | 85 | { |
| 86 | float val = 0.0; |
| 87 | |
Thomas Tsou | 3f32ab5 | 2013-11-15 16:32:54 -0500 | [diff] [blame] | 88 | for (size_t i = 0; i < size(); i++) |
Thomas Tsou | fa3a787 | 2013-10-17 21:23:34 -0400 | [diff] [blame] | 89 | val += (*this)[i]; |
| 90 | |
| 91 | return val / (float) size(); |
| 92 | } |
| 93 | |
| 94 | bool noiseVector::insert(float val) |
| 95 | { |
| 96 | if (!size()) |
| 97 | return false; |
| 98 | |
Thomas Tsou | a0179e3 | 2013-11-14 15:52:04 -0500 | [diff] [blame] | 99 | if (itr >= this->size()) |
| 100 | itr = 0; |
Thomas Tsou | fa3a787 | 2013-10-17 21:23:34 -0400 | [diff] [blame] | 101 | |
Thomas Tsou | a0179e3 | 2013-11-14 15:52:04 -0500 | [diff] [blame] | 102 | (*this)[itr++] = val; |
Thomas Tsou | fa3a787 | 2013-10-17 21:23:34 -0400 | [diff] [blame] | 103 | |
| 104 | return true; |
| 105 | } |
| 106 | |
kurtis.heimerl | 8aea56e | 2011-11-26 03:18:30 +0000 | [diff] [blame] | 107 | GSM::Time VectorQueue::nextTime() const |
| 108 | { |
| 109 | GSM::Time retVal; |
| 110 | mLock.lock(); |
| 111 | |
| 112 | while (mQ.size()==0) |
| 113 | mWriteSignal.wait(mLock); |
| 114 | |
kurtis.heimerl | 0628613 | 2011-11-26 03:18:43 +0000 | [diff] [blame] | 115 | retVal = mQ.top()->getTime(); |
kurtis.heimerl | 8aea56e | 2011-11-26 03:18:30 +0000 | [diff] [blame] | 116 | mLock.unlock(); |
| 117 | |
| 118 | return retVal; |
| 119 | } |
| 120 | |
| 121 | radioVector* VectorQueue::getStaleBurst(const GSM::Time& targTime) |
| 122 | { |
Pau Espin Pedrol | 8b0c536 | 2020-07-09 17:39:20 +0200 | [diff] [blame] | 123 | if ((mQ.size()==0)) |
kurtis.heimerl | 8aea56e | 2011-11-26 03:18:30 +0000 | [diff] [blame] | 124 | return NULL; |
kurtis.heimerl | 8aea56e | 2011-11-26 03:18:30 +0000 | [diff] [blame] | 125 | |
kurtis.heimerl | 0628613 | 2011-11-26 03:18:43 +0000 | [diff] [blame] | 126 | if (mQ.top()->getTime() < targTime) { |
kurtis.heimerl | 8aea56e | 2011-11-26 03:18:30 +0000 | [diff] [blame] | 127 | radioVector* retVal = mQ.top(); |
| 128 | mQ.pop(); |
kurtis.heimerl | 8aea56e | 2011-11-26 03:18:30 +0000 | [diff] [blame] | 129 | return retVal; |
| 130 | } |
kurtis.heimerl | 8aea56e | 2011-11-26 03:18:30 +0000 | [diff] [blame] | 131 | return NULL; |
| 132 | } |
| 133 | |
| 134 | radioVector* VectorQueue::getCurrentBurst(const GSM::Time& targTime) |
| 135 | { |
Pau Espin Pedrol | 8b0c536 | 2020-07-09 17:39:20 +0200 | [diff] [blame] | 136 | if ((mQ.size()==0)) |
kurtis.heimerl | 8aea56e | 2011-11-26 03:18:30 +0000 | [diff] [blame] | 137 | return NULL; |
kurtis.heimerl | 8aea56e | 2011-11-26 03:18:30 +0000 | [diff] [blame] | 138 | |
kurtis.heimerl | 0628613 | 2011-11-26 03:18:43 +0000 | [diff] [blame] | 139 | if (mQ.top()->getTime() == targTime) { |
kurtis.heimerl | 8aea56e | 2011-11-26 03:18:30 +0000 | [diff] [blame] | 140 | radioVector* retVal = mQ.top(); |
| 141 | mQ.pop(); |
kurtis.heimerl | 8aea56e | 2011-11-26 03:18:30 +0000 | [diff] [blame] | 142 | return retVal; |
| 143 | } |
kurtis.heimerl | 8aea56e | 2011-11-26 03:18:30 +0000 | [diff] [blame] | 144 | return NULL; |
| 145 | } |