1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
|
/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
/*
Sonic Visualiser
An audio file viewer and annotation editor.
Centre for Digital Music, Queen Mary, University of London.
This file copyright 2009 QMUL.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version. See the file
COPYING included with this distribution for more information.
*/
#include "Dense3DModelPeakCache.h"
#include "base/Profiler.h"
#include "base/HitCount.h"
namespace sv {
static ModelId validateSource(ModelId sourceId)
{
auto source = ModelById::getAs<DenseThreeDimensionalModel>(sourceId);
if (!source) {
SVCERR << "WARNING: Dense3DModelPeakCache constructed for unknown or wrong-type source model id " << sourceId << endl;
return ModelId();
} else {
return sourceId;
}
}
Dense3DModelPeakCache::Dense3DModelPeakCache(ModelId sourceId,
int columnsPerPeak) :
m_source(validateSource(sourceId)),
m_columnsPerPeak(columnsPerPeak),
m_finalColumnIncomplete(false)
{
if (!m_source.isNone()) {
connect(ModelById::get(m_source).get(), &Model::modelChanged,
this, &Dense3DModelPeakCache::sourceModelChanged);
}
}
Dense3DModelPeakCache::~Dense3DModelPeakCache()
{
}
Dense3DModelPeakCache::Column
Dense3DModelPeakCache::getColumn(int column) const
{
Profiler profiler("Dense3DModelPeakCache::getColumn");
if (!haveColumn(column)) fillColumn(column);
return m_cache.at(column);
}
Dense3DModelPeakCache::Column
Dense3DModelPeakCache::getColumn(int column, int minbin, int nbins) const
{
Profiler profiler("Dense3DModelPeakCache::getColumn (subset)");
if (!haveColumn(column)) fillColumn(column);
const Column &c = m_cache.at(column);
return Column(c.data() + minbin, c.data() + minbin + nbins);
}
float
Dense3DModelPeakCache::getValueAt(int column, int n) const
{
Profiler profiler("Dense3DModelPeakCache::getValueAt");
if (!haveColumn(column)) fillColumn(column);
return m_cache.at(column).at(n);
}
QString
Dense3DModelPeakCache::getValueUnit() const
{
auto source = ModelById::getAs<DenseThreeDimensionalModel>(m_source);
if (source) return source->getValueUnit();
else return "";
}
void
Dense3DModelPeakCache::sourceModelChanged(ModelId)
{
if (m_finalColumnIncomplete && m_coverage.size() > 0) {
// The last peak came from an incomplete read, which may since
// have been filled, so reset it
m_coverage[m_coverage.size()-1] = false;
m_finalColumnIncomplete = false;
}
}
bool
Dense3DModelPeakCache::haveColumn(int column) const
{
static HitCount count("Dense3DModelPeakCache");
if (in_range_for(m_coverage, column) && m_coverage[column]) {
count.hit();
return true;
} else {
count.miss();
return false;
}
}
void
Dense3DModelPeakCache::fillColumn(int column) const
{
Profiler profiler("Dense3DModelPeakCache::fillColumn");
if (!in_range_for(m_coverage, column)) {
if (m_finalColumnIncomplete && m_coverage.size() > 0) {
// The last peak may have come from an incomplete read, which
// may since have been filled, so reset it
m_coverage[m_coverage.size()-1] = false;
m_finalColumnIncomplete = false;
}
m_coverage.resize(column + 1, false);
m_cache.resize(column + 1, {});
}
auto source = ModelById::getAs<DenseThreeDimensionalModel>(m_source);
if (!source) {
return;
}
int sourceWidth = source->getWidth();
int sourceColumn = column * m_columnsPerPeak;
if (sourceColumn >= sourceWidth) {
return;
}
Column peak = source->getColumn(sourceColumn);
int n = int(peak.size());
for (int i = 1; i < m_columnsPerPeak; ++i) {
++sourceColumn;
if (sourceColumn >= sourceWidth) {
m_finalColumnIncomplete = true;
break;
}
Column here = source->getColumn(sourceColumn);
int m = std::min(n, int(here.size()));
for (int j = 0; j < m; ++j) {
peak[j] = std::max(here[j], peak[j]);
}
}
m_cache[column] = peak;
m_coverage[column] = true;
}
} // end namespace sv
|
