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aba1dd16 JH |
1 | /* |
2 | * This file is part of the PulseView project. | |
3 | * | |
4 | * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
efdec55a | 17 | * along with this program; if not, see <http://www.gnu.org/licenses/>. |
aba1dd16 JH |
18 | */ |
19 | ||
20 | #include <extdef.h> | |
21 | ||
3b68d03d JH |
22 | #include <cassert> |
23 | #include <cmath> | |
8a2fafcc JH |
24 | #include <cstdlib> |
25 | #include <limits> | |
a8fd2759 | 26 | #include <vector> |
aba1dd16 | 27 | |
37b9fed4 | 28 | #include <QApplication> |
73e377fe | 29 | #include <QCheckBox> |
368a37c2 | 30 | #include <QComboBox> |
526c8c00 | 31 | #include <QDebug> |
4cffac16 | 32 | #include <QFormLayout> |
368a37c2 SA |
33 | #include <QGridLayout> |
34 | #include <QLabel> | |
03cc651d | 35 | #include <QString> |
37b9fed4 | 36 | |
2acdb232 | 37 | #include "analogsignal.hpp" |
1573bf16 SA |
38 | #include "logicsignal.hpp" |
39 | #include "view.hpp" | |
40 | ||
0cbadf1c | 41 | #include "pv/util.hpp" |
2acdb232 | 42 | #include "pv/data/analog.hpp" |
f3d66e52 | 43 | #include "pv/data/analogsegment.hpp" |
a8fd2759 SA |
44 | #include "pv/data/logic.hpp" |
45 | #include "pv/data/logicsegment.hpp" | |
bf0edd2b | 46 | #include "pv/data/signalbase.hpp" |
8de1e1b2 | 47 | #include "pv/globalsettings.hpp" |
aba1dd16 | 48 | |
fe3a1c21 | 49 | #include <libsigrokcxx/libsigrokcxx.hpp> |
e8d00928 | 50 | |
6f925ba9 UH |
51 | using std::deque; |
52 | using std::div; | |
53 | using std::div_t; | |
6f054e92 GS |
54 | // Note that "using std::isnan;" is _not_ put here since that would break |
55 | // compilation on some platforms. Use "std::isnan()" instead in checks below. | |
819f4c25 | 56 | using std::max; |
a5d93c27 | 57 | using std::make_pair; |
819f4c25 | 58 | using std::min; |
6f925ba9 | 59 | using std::numeric_limits; |
526c8c00 | 60 | using std::out_of_range; |
6f925ba9 | 61 | using std::pair; |
f9abf97e | 62 | using std::shared_ptr; |
a8fd2759 | 63 | using std::vector; |
aba1dd16 | 64 | |
eeceee99 | 65 | using pv::data::LogicSegment; |
2b6e7a72 | 66 | using pv::data::SignalBase; |
0cbadf1c | 67 | using pv::util::SIPrefix; |
0efa7f0c | 68 | using pv::util::determine_value_prefix; |
2b6e7a72 | 69 | |
aba1dd16 | 70 | namespace pv { |
f4e57597 | 71 | namespace views { |
1573bf16 | 72 | namespace trace { |
aba1dd16 | 73 | |
561ba3ae | 74 | const QPen AnalogSignal::AxisPen(QColor(0, 0, 0, 30 * 256 / 100), 2); |
c063290a UH |
75 | const QColor AnalogSignal::GridMajorColor = QColor(0, 0, 0, 40 * 256 / 100); |
76 | const QColor AnalogSignal::GridMinorColor = QColor(0, 0, 0, 20 * 256 / 100); | |
37b9fed4 | 77 | |
641574bc SA |
78 | const QColor AnalogSignal::SamplingPointColorLo = QColor(200, 0, 0, 80 * 256 / 100); |
79 | const QColor AnalogSignal::SamplingPointColorNe = QColor(0, 0, 0, 80 * 256 / 100); | |
80 | const QColor AnalogSignal::SamplingPointColorHi = QColor(0, 200, 0, 80 * 256 / 100); | |
8de1e1b2 | 81 | |
4433246b | 82 | const QColor AnalogSignal::ThresholdColor = QColor(0, 0, 0, 30 * 256 / 100); |
1d150cd6 | 83 | const QColor AnalogSignal::ThresholdColorLo = QColor(255, 0, 0, 8 * 256 / 100); |
78bf7ce5 | 84 | const QColor AnalogSignal::ThresholdColorNe = QColor(0, 0, 0, 10 * 256 / 100); |
1d150cd6 | 85 | const QColor AnalogSignal::ThresholdColorHi = QColor(0, 255, 0, 8 * 256 / 100); |
4433246b | 86 | |
fdfd5b3e SA |
87 | const int64_t AnalogSignal::TracePaintBlockSize = 1024 * 1024; // 4 MiB (due to float) |
88 | const float AnalogSignal::EnvelopeThreshold = 64.0f; | |
7c68ddae | 89 | |
4cffac16 | 90 | const int AnalogSignal::MaximumVDivs = 10; |
6202cf13 SA |
91 | const int AnalogSignal::MinScaleIndex = -6; // 0.01 units/div |
92 | const int AnalogSignal::MaxScaleIndex = 10; // 1000 units/div | |
4cffac16 | 93 | |
03cc651d SA |
94 | const int AnalogSignal::InfoTextMarginRight = 20; |
95 | const int AnalogSignal::InfoTextMarginBottom = 5; | |
96 | ||
66a43b4f SA |
97 | AnalogSignal::AnalogSignal(pv::Session &session, shared_ptr<data::SignalBase> base) : |
98 | LogicSignal(session, base), | |
0a952555 | 99 | value_at_hover_pos_(std::numeric_limits<float>::quiet_NaN()), |
834a4f1b | 100 | scale_index_(4), // 20 per div |
459db2c5 SA |
101 | pos_vdivs_(1), |
102 | neg_vdivs_(1), | |
73e377fe | 103 | resolution_(0), |
a970015f | 104 | display_type_(DisplayBoth), |
0a952555 | 105 | autoranging_(true) |
aba1dd16 | 106 | { |
561ba3ae SA |
107 | axis_pen_ = AxisPen; |
108 | ||
85715407 | 109 | pv::data::Analog* analog_data = |
66a43b4f | 110 | dynamic_cast<pv::data::Analog*>(base_->analog_data().get()); |
85715407 | 111 | |
c6d9cf65 SA |
112 | connect(analog_data, SIGNAL(min_max_changed(float, float)), |
113 | this, SLOT(on_min_max_changed(float, float))); | |
85715407 | 114 | |
3b2ead4f SA |
115 | GlobalSettings settings; |
116 | show_sampling_points_ = | |
117 | settings.value(GlobalSettings::Key_View_ShowSamplingPoints).toBool(); | |
118 | fill_high_areas_ = | |
119 | settings.value(GlobalSettings::Key_View_FillSignalHighAreas).toBool(); | |
120 | high_fill_color_ = QColor::fromRgba(settings.value( | |
121 | GlobalSettings::Key_View_FillSignalHighAreaColor).value<uint32_t>()); | |
122 | show_analog_minor_grid_ = | |
123 | settings.value(GlobalSettings::Key_View_ShowAnalogMinorGrid).toBool(); | |
90ee1ed9 | 124 | conversion_threshold_disp_mode_ = |
3b2ead4f SA |
125 | settings.value(GlobalSettings::Key_View_ConversionThresholdDispMode).toInt(); |
126 | div_height_ = settings.value(GlobalSettings::Key_View_DefaultDivHeight).toInt(); | |
cbb50547 | 127 | |
66a43b4f | 128 | update_logic_level_offsets(); |
834a4f1b | 129 | update_scale(); |
aba1dd16 JH |
130 | } |
131 | ||
0a952555 | 132 | std::map<QString, QVariant> AnalogSignal::save_settings() const |
3a21afa6 | 133 | { |
66a43b4f SA |
134 | LogicSignal::save_settings(); |
135 | ||
0a952555 SA |
136 | std::map<QString, QVariant> result; |
137 | ||
138 | result["pos_vdivs"] = pos_vdivs_; | |
139 | result["neg_vdivs"] = neg_vdivs_; | |
140 | result["scale_index"] = scale_index_; | |
141 | result["display_type"] = display_type_; | |
142 | result["autoranging"] = pos_vdivs_; | |
143 | result["div_height"] = div_height_; | |
144 | ||
145 | return result; | |
3a21afa6 SA |
146 | } |
147 | ||
0a952555 | 148 | void AnalogSignal::restore_settings(std::map<QString, QVariant> settings) |
3a21afa6 | 149 | { |
66a43b4f SA |
150 | LogicSignal::restore_settings(settings); |
151 | ||
0a952555 SA |
152 | auto entry = settings.find("pos_vdivs"); |
153 | if (entry != settings.end()) | |
154 | pos_vdivs_ = settings["pos_vdivs"].toInt(); | |
459db2c5 | 155 | |
0a952555 SA |
156 | entry = settings.find("neg_vdivs"); |
157 | if (entry != settings.end()) | |
158 | neg_vdivs_ = settings["neg_vdivs"].toInt(); | |
3a21afa6 | 159 | |
0a952555 SA |
160 | entry = settings.find("scale_index"); |
161 | if (entry != settings.end()) { | |
162 | scale_index_ = settings["scale_index"].toInt(); | |
3a21afa6 SA |
163 | update_scale(); |
164 | } | |
73e377fe | 165 | |
0a952555 SA |
166 | entry = settings.find("display_type"); |
167 | if (entry != settings.end()) | |
168 | display_type_ = (DisplayType)(settings["display_type"].toInt()); | |
a970015f | 169 | |
0a952555 SA |
170 | entry = settings.find("autoranging"); |
171 | if (entry != settings.end()) | |
172 | autoranging_ = settings["autoranging"].toBool(); | |
cbb50547 | 173 | |
0a952555 SA |
174 | entry = settings.find("div_height"); |
175 | if (entry != settings.end()) { | |
cbb50547 | 176 | const int old_height = div_height_; |
0a952555 | 177 | div_height_ = settings["div_height"].toInt(); |
cbb50547 | 178 | |
66a43b4f SA |
179 | update_logic_level_offsets(); |
180 | ||
cbb50547 SA |
181 | if ((div_height_ != old_height) && owner_) { |
182 | // Call order is important, otherwise the lazy event handler won't work | |
183 | owner_->extents_changed(false, true); | |
184 | owner_->row_item_appearance_changed(false, true); | |
185 | } | |
186 | } | |
3a21afa6 SA |
187 | } |
188 | ||
6f925ba9 | 189 | pair<int, int> AnalogSignal::v_extents() const |
a5d93c27 | 190 | { |
459db2c5 SA |
191 | const int ph = pos_vdivs_ * div_height_; |
192 | const int nh = neg_vdivs_ * div_height_; | |
193 | return make_pair(-ph, nh); | |
a5d93c27 JH |
194 | } |
195 | ||
60938e04 | 196 | void AnalogSignal::paint_back(QPainter &p, ViewItemPaintParams &pp) |
fe08b6e8 | 197 | { |
1d150cd6 SA |
198 | if (!base_->enabled()) |
199 | return; | |
200 | ||
90ee1ed9 SA |
201 | bool paint_thr_bg = |
202 | conversion_threshold_disp_mode_ == GlobalSettings::ConvThrDispMode_Background; | |
203 | ||
1d150cd6 SA |
204 | const vector<double> thresholds = base_->get_conversion_thresholds(); |
205 | ||
206 | // Only display thresholds if we have some and we show analog samples | |
90ee1ed9 | 207 | if ((thresholds.size() > 0) && paint_thr_bg && |
1d150cd6 SA |
208 | ((display_type_ == DisplayAnalog) || (display_type_ == DisplayBoth))) { |
209 | ||
210 | const int visual_y = get_visual_y(); | |
211 | const pair<int, int> extents = v_extents(); | |
212 | const int top = visual_y + extents.first; | |
213 | const int btm = visual_y + extents.second; | |
214 | ||
215 | // Draw high/neutral/low areas | |
216 | if (thresholds.size() == 2) { | |
03d2a4f8 SA |
217 | int thr_lo = visual_y - thresholds[0] * scale_; |
218 | int thr_hi = visual_y - thresholds[1] * scale_; | |
219 | thr_lo = min(max(thr_lo, top), btm); | |
220 | thr_hi = min(max(thr_hi, top), btm); | |
1d150cd6 SA |
221 | |
222 | p.fillRect(QRectF(pp.left(), top, pp.width(), thr_hi - top), | |
223 | QBrush(ThresholdColorHi)); | |
224 | p.fillRect(QRectF(pp.left(), thr_hi, pp.width(), thr_lo - thr_hi), | |
225 | QBrush(ThresholdColorNe)); | |
226 | p.fillRect(QRectF(pp.left(), thr_lo, pp.width(), btm - thr_lo), | |
227 | QBrush(ThresholdColorLo)); | |
228 | } else { | |
03d2a4f8 SA |
229 | int thr = visual_y - thresholds[0] * scale_; |
230 | thr = min(max(thr, top), btm); | |
1d150cd6 SA |
231 | |
232 | p.fillRect(QRectF(pp.left(), top, pp.width(), thr - top), | |
233 | QBrush(ThresholdColorHi)); | |
234 | p.fillRect(QRectF(pp.left(), thr, pp.width(), btm - thr), | |
235 | QBrush(ThresholdColorLo)); | |
236 | } | |
237 | ||
238 | paint_axis(p, pp, get_visual_y()); | |
239 | } else { | |
b571a8e7 | 240 | Signal::paint_back(p, pp); |
97904bf7 | 241 | paint_axis(p, pp, get_visual_y()); |
99af6802 | 242 | } |
fe08b6e8 JH |
243 | } |
244 | ||
60938e04 | 245 | void AnalogSignal::paint_mid(QPainter &p, ViewItemPaintParams &pp) |
aba1dd16 | 246 | { |
cbd2a2de | 247 | assert(base_->analog_data()); |
8dbbc7f0 | 248 | assert(owner_); |
a8acb46e | 249 | |
be9e7b4b | 250 | const int y = get_visual_y(); |
01fd3263 | 251 | |
73a25a6e | 252 | if (!base_->enabled()) |
cec48d16 JH |
253 | return; |
254 | ||
a8fd2759 SA |
255 | if ((display_type_ == DisplayAnalog) || (display_type_ == DisplayBoth)) { |
256 | paint_grid(p, y, pp.left(), pp.right()); | |
257 | ||
7daebd05 | 258 | shared_ptr<pv::data::AnalogSegment> segment = get_analog_segment_to_paint(); |
f6a93932 SA |
259 | |
260 | if (segment && (segment->get_sample_count() > 0)) { | |
261 | const double pixels_offset = pp.pixels_offset(); | |
262 | const double samplerate = max(1.0, segment->samplerate()); | |
263 | const pv::util::Timestamp& start_time = segment->start_time(); | |
264 | const int64_t last_sample = (int64_t)segment->get_sample_count() - 1; | |
265 | const double samples_per_pixel = samplerate * pp.scale(); | |
266 | const pv::util::Timestamp start = samplerate * (pp.offset() - start_time); | |
267 | const pv::util::Timestamp end = start + samples_per_pixel * pp.width(); | |
268 | ||
269 | const int64_t start_sample = min(max(floor(start).convert_to<int64_t>(), | |
270 | (int64_t)0), last_sample); | |
271 | const int64_t end_sample = min(max((ceil(end) + 1).convert_to<int64_t>(), | |
272 | (int64_t)0), last_sample); | |
273 | ||
274 | if (samples_per_pixel < EnvelopeThreshold) | |
275 | paint_trace(p, segment, y, pp.left(), start_sample, end_sample, | |
276 | pixels_offset, samples_per_pixel); | |
277 | else | |
278 | paint_envelope(p, segment, y, pp.left(), start_sample, end_sample, | |
279 | pixels_offset, samples_per_pixel); | |
280 | } | |
a8fd2759 | 281 | } |
a8acb46e | 282 | |
1d150cd6 | 283 | if ((display_type_ == DisplayConverted) || (display_type_ == DisplayBoth)) |
66a43b4f SA |
284 | if (base_->logic_data()) |
285 | LogicSignal::paint_mid(p, pp); | |
f6a93932 SA |
286 | |
287 | const QString err = base_->get_error_message(); | |
288 | if (!err.isEmpty()) | |
289 | paint_error(p, pp); | |
7c68ddae JH |
290 | } |
291 | ||
60938e04 | 292 | void AnalogSignal::paint_fore(QPainter &p, ViewItemPaintParams &pp) |
03cc651d SA |
293 | { |
294 | if (!enabled()) | |
295 | return; | |
296 | ||
b8c4a95b SA |
297 | if ((display_type_ == DisplayAnalog) || (display_type_ == DisplayBoth)) { |
298 | const int y = get_visual_y(); | |
03cc651d | 299 | |
0cbadf1c SA |
300 | QString infotext; |
301 | ||
0efa7f0c SA |
302 | SIPrefix prefix; |
303 | if (fabs(signal_max_) > fabs(signal_min_)) | |
304 | prefix = determine_value_prefix(fabs(signal_max_)); | |
305 | else | |
306 | prefix = determine_value_prefix(fabs(signal_min_)); | |
307 | ||
0cbadf1c SA |
308 | // Show the info section on the right side of the trace, including |
309 | // the value at the hover point when the hover marker is enabled | |
310 | // and we have corresponding data available | |
6f054e92 | 311 | if (show_hover_marker_ && !std::isnan(value_at_hover_pos_)) { |
0cbadf1c | 312 | infotext = QString("[%1] %2 V/div") |
0efa7f0c | 313 | .arg(format_value_si(value_at_hover_pos_, prefix, 3, "V", false)) |
0cbadf1c SA |
314 | .arg(resolution_); |
315 | } else | |
316 | infotext = QString("%1 V/div").arg(resolution_); | |
03cc651d | 317 | |
641574bc | 318 | p.setPen(base_->color()); |
b8c4a95b | 319 | p.setFont(QApplication::font()); |
03cc651d | 320 | |
b8c4a95b SA |
321 | const QRectF bounding_rect = QRectF(pp.left(), |
322 | y + v_extents().first, | |
323 | pp.width() - InfoTextMarginRight, | |
324 | v_extents().second - v_extents().first - InfoTextMarginBottom); | |
03cc651d | 325 | |
b8c4a95b | 326 | p.drawText(bounding_rect, Qt::AlignRight | Qt::AlignBottom, infotext); |
66a43b4f SA |
327 | |
328 | if (show_hover_marker_) | |
329 | paint_hover_marker(p); | |
b8c4a95b | 330 | } |
1931b5f9 | 331 | |
66a43b4f SA |
332 | if ((display_type_ == DisplayConverted) || (display_type_ == DisplayBoth)) |
333 | LogicSignal::paint_fore(p, pp); | |
03cc651d SA |
334 | } |
335 | ||
37b9fed4 SA |
336 | void AnalogSignal::paint_grid(QPainter &p, int y, int left, int right) |
337 | { | |
f0b99257 | 338 | bool was_antialiased = p.testRenderHint(QPainter::Antialiasing); |
46a0cadc SA |
339 | p.setRenderHint(QPainter::Antialiasing, false); |
340 | ||
459db2c5 SA |
341 | if (pos_vdivs_ > 0) { |
342 | p.setPen(QPen(GridMajorColor, 1, Qt::DashLine)); | |
343 | for (int i = 1; i <= pos_vdivs_; i++) { | |
344 | const float dy = i * div_height_; | |
345 | p.drawLine(QLineF(left, y - dy, right, y - dy)); | |
346 | } | |
8ad61f40 | 347 | } |
459db2c5 | 348 | |
3b2ead4f | 349 | if ((pos_vdivs_ > 0) && show_analog_minor_grid_) { |
459db2c5 SA |
350 | p.setPen(QPen(GridMinorColor, 1, Qt::DashLine)); |
351 | for (int i = 0; i < pos_vdivs_; i++) { | |
352 | const float dy = i * div_height_; | |
353 | const float dy25 = dy + (0.25 * div_height_); | |
354 | const float dy50 = dy + (0.50 * div_height_); | |
355 | const float dy75 = dy + (0.75 * div_height_); | |
356 | p.drawLine(QLineF(left, y - dy25, right, y - dy25)); | |
357 | p.drawLine(QLineF(left, y - dy50, right, y - dy50)); | |
358 | p.drawLine(QLineF(left, y - dy75, right, y - dy75)); | |
359 | } | |
37b9fed4 SA |
360 | } |
361 | ||
459db2c5 SA |
362 | if (neg_vdivs_ > 0) { |
363 | p.setPen(QPen(GridMajorColor, 1, Qt::DashLine)); | |
364 | for (int i = 1; i <= neg_vdivs_; i++) { | |
365 | const float dy = i * div_height_; | |
366 | p.drawLine(QLineF(left, y + dy, right, y + dy)); | |
367 | } | |
8ad61f40 | 368 | } |
459db2c5 | 369 | |
3b2ead4f | 370 | if ((pos_vdivs_ > 0) && show_analog_minor_grid_) { |
459db2c5 SA |
371 | p.setPen(QPen(GridMinorColor, 1, Qt::DashLine)); |
372 | for (int i = 0; i < neg_vdivs_; i++) { | |
373 | const float dy = i * div_height_; | |
374 | const float dy25 = dy + (0.25 * div_height_); | |
375 | const float dy50 = dy + (0.50 * div_height_); | |
376 | const float dy75 = dy + (0.75 * div_height_); | |
377 | p.drawLine(QLineF(left, y + dy25, right, y + dy25)); | |
378 | p.drawLine(QLineF(left, y + dy50, right, y + dy50)); | |
379 | p.drawLine(QLineF(left, y + dy75, right, y + dy75)); | |
380 | } | |
37b9fed4 | 381 | } |
46a0cadc | 382 | |
f0b99257 | 383 | p.setRenderHint(QPainter::Antialiasing, was_antialiased); |
37b9fed4 SA |
384 | } |
385 | ||
7c68ddae | 386 | void AnalogSignal::paint_trace(QPainter &p, |
f3d66e52 | 387 | const shared_ptr<pv::data::AnalogSegment> &segment, |
7c68ddae JH |
388 | int y, int left, const int64_t start, const int64_t end, |
389 | const double pixels_offset, const double samples_per_pixel) | |
390 | { | |
fdfd5b3e SA |
391 | if (end <= start) |
392 | return; | |
393 | ||
d37ff80d SA |
394 | bool paint_thr_dots = |
395 | (base_->get_conversion_type() != data::SignalBase::NoConversion) && | |
396 | (conversion_threshold_disp_mode_ == GlobalSettings::ConvThrDispMode_Dots); | |
397 | ||
398 | vector<double> thresholds; | |
399 | if (paint_thr_dots) | |
400 | thresholds = base_->get_conversion_thresholds(); | |
401 | ||
fdfd5b3e SA |
402 | // Calculate and paint the sampling points if enabled and useful |
403 | GlobalSettings settings; | |
404 | const bool show_sampling_points = | |
3b2ead4f | 405 | (show_sampling_points_ || paint_thr_dots) && (samples_per_pixel < 0.25); |
fdfd5b3e | 406 | |
641574bc | 407 | p.setPen(base_->color()); |
7c68ddae | 408 | |
f8a8811b | 409 | const int64_t points_count = end - start + 1; |
76ce6c7a UH |
410 | |
411 | QPointF *points = new QPointF[points_count]; | |
a8acb46e JH |
412 | QPointF *point = points; |
413 | ||
d37ff80d | 414 | vector<QRectF> sampling_points[3]; |
8de1e1b2 | 415 | |
fdfd5b3e SA |
416 | int64_t sample_count = min(points_count, TracePaintBlockSize); |
417 | int64_t block_sample = 0; | |
b82243f7 SA |
418 | float *sample_block = new float[TracePaintBlockSize]; |
419 | segment->get_samples(start, start + sample_count, sample_block); | |
26a883ed | 420 | |
0cbadf1c SA |
421 | if (show_hover_marker_) |
422 | reset_pixel_values(); | |
423 | ||
8de1e1b2 | 424 | const int w = 2; |
f8a8811b | 425 | for (int64_t sample = start; sample <= end; sample++, block_sample++) { |
fdfd5b3e | 426 | |
0cbadf1c | 427 | // Fetch next block of samples if we finished the current one |
fdfd5b3e SA |
428 | if (block_sample == TracePaintBlockSize) { |
429 | block_sample = 0; | |
fdfd5b3e | 430 | sample_count = min(points_count - sample, TracePaintBlockSize); |
b82243f7 | 431 | segment->get_samples(sample, sample + sample_count, sample_block); |
fdfd5b3e SA |
432 | } |
433 | ||
0cbadf1c SA |
434 | const float abs_x = sample / samples_per_pixel - pixels_offset; |
435 | const float x = left + abs_x; | |
26a883ed | 436 | |
fdfd5b3e | 437 | *point++ = QPointF(x, y - sample_block[block_sample] * scale_); |
8de1e1b2 | 438 | |
0cbadf1c SA |
439 | // Generate the pixel<->value lookup table for the mouse hover |
440 | if (show_hover_marker_) | |
441 | process_next_sample_value(abs_x, sample_block[block_sample]); | |
442 | ||
443 | // Create the sampling points if needed | |
d37ff80d SA |
444 | if (show_sampling_points) { |
445 | int idx = 0; // Neutral | |
446 | ||
447 | if (paint_thr_dots) { | |
448 | if (thresholds.size() == 1) | |
449 | idx = (sample_block[block_sample] >= thresholds[0]) ? 2 : 1; | |
450 | else if (thresholds.size() == 2) { | |
451 | if (sample_block[block_sample] > thresholds[1]) | |
452 | idx = 2; // High | |
453 | else if (sample_block[block_sample] < thresholds[0]) | |
454 | idx = 1; // Low | |
455 | } | |
456 | } | |
457 | ||
9a0e1305 | 458 | sampling_points[idx].emplace_back(x - (w / 2), y - sample_block[block_sample] * scale_ - (w / 2), w, w); |
d37ff80d | 459 | } |
a8acb46e | 460 | } |
fdfd5b3e | 461 | delete[] sample_block; |
a8acb46e | 462 | |
8a07bc24 RG |
463 | // QPainter::drawPolyline() is slow, let's paint the lines ourselves |
464 | for (int64_t i = 1; i < points_count; i++) | |
465 | p.drawLine(points[i - 1], points[i]); | |
a8acb46e | 466 | |
fdfd5b3e | 467 | if (show_sampling_points) { |
d37ff80d | 468 | if (paint_thr_dots) { |
641574bc | 469 | p.setPen(SamplingPointColorNe); |
d37ff80d | 470 | p.drawRects(sampling_points[0].data(), sampling_points[0].size()); |
641574bc | 471 | p.setPen(SamplingPointColorLo); |
d37ff80d | 472 | p.drawRects(sampling_points[1].data(), sampling_points[1].size()); |
641574bc | 473 | p.setPen(SamplingPointColorHi); |
d37ff80d SA |
474 | p.drawRects(sampling_points[2].data(), sampling_points[2].size()); |
475 | } else { | |
641574bc | 476 | p.setPen(SamplingPointColor); |
d37ff80d SA |
477 | p.drawRects(sampling_points[0].data(), sampling_points[0].size()); |
478 | } | |
8de1e1b2 UH |
479 | } |
480 | ||
a8acb46e | 481 | delete[] points; |
aba1dd16 JH |
482 | } |
483 | ||
7c68ddae | 484 | void AnalogSignal::paint_envelope(QPainter &p, |
f3d66e52 | 485 | const shared_ptr<pv::data::AnalogSegment> &segment, |
7c68ddae JH |
486 | int y, int left, const int64_t start, const int64_t end, |
487 | const double pixels_offset, const double samples_per_pixel) | |
488 | { | |
f3d66e52 | 489 | using pv::data::AnalogSegment; |
7c68ddae | 490 | |
0cbadf1c SA |
491 | // Note: Envelope painting currently doesn't generate a pixel<->value lookup table |
492 | if (show_hover_marker_) | |
493 | reset_pixel_values(); | |
494 | ||
f3d66e52 JH |
495 | AnalogSegment::EnvelopeSection e; |
496 | segment->get_envelope_section(e, start, end, samples_per_pixel); | |
7c68ddae JH |
497 | |
498 | if (e.length < 2) | |
499 | return; | |
500 | ||
819f4c25 | 501 | p.setPen(QPen(Qt::NoPen)); |
641574bc | 502 | p.setBrush(base_->color()); |
7c68ddae JH |
503 | |
504 | QRectF *const rects = new QRectF[e.length]; | |
505 | QRectF *rect = rects; | |
506 | ||
c063290a | 507 | for (uint64_t sample = 0; sample < e.length - 1; sample++) { |
7c68ddae JH |
508 | const float x = ((e.scale * sample + e.start) / |
509 | samples_per_pixel - pixels_offset) + left; | |
0cbadf1c SA |
510 | |
511 | const AnalogSegment::EnvelopeSample *const s = e.samples + sample; | |
7c68ddae JH |
512 | |
513 | // We overlap this sample with the next so that vertical | |
514 | // gaps do not appear during steep rising or falling edges | |
c063290a UH |
515 | const float b = y - max(s->max, (s + 1)->min) * scale_; |
516 | const float t = y - min(s->min, (s + 1)->max) * scale_; | |
7c68ddae JH |
517 | |
518 | float h = b - t; | |
f3290553 | 519 | if (h >= 0.0f && h <= 1.0f) |
7c68ddae | 520 | h = 1.0f; |
f3290553 | 521 | if (h <= 0.0f && h >= -1.0f) |
7c68ddae JH |
522 | h = -1.0f; |
523 | ||
524 | *rect++ = QRectF(x, t, 1.0f, h); | |
525 | } | |
526 | ||
527 | p.drawRects(rects, e.length); | |
528 | ||
529 | delete[] rects; | |
530 | delete[] e.samples; | |
531 | } | |
532 | ||
7daebd05 SA |
533 | shared_ptr<pv::data::AnalogSegment> AnalogSignal::get_analog_segment_to_paint() const |
534 | { | |
535 | shared_ptr<pv::data::AnalogSegment> segment; | |
536 | ||
537 | const deque< shared_ptr<pv::data::AnalogSegment> > &segments = | |
538 | base_->analog_data()->analog_segments(); | |
539 | ||
540 | if (!segments.empty()) { | |
541 | if (segment_display_mode_ == ShowLastSegmentOnly) | |
542 | segment = segments.back(); | |
543 | ||
558ad6ce | 544 | if ((segment_display_mode_ == ShowSingleSegmentOnly) || |
66a43b4f | 545 | (segment_display_mode_ == ShowLastCompleteSegmentOnly)) { |
7daebd05 SA |
546 | try { |
547 | segment = segments.at(current_segment_); | |
30677c13 | 548 | } catch (out_of_range&) { |
341d9a79 | 549 | qDebug() << "Current analog segment out of range for signal" << base_->name() << ":" << current_segment_; |
7daebd05 SA |
550 | } |
551 | } | |
552 | } | |
553 | ||
554 | return segment; | |
555 | } | |
556 | ||
368a37c2 | 557 | float AnalogSignal::get_resolution(int scale_index) |
8a2fafcc JH |
558 | { |
559 | const float seq[] = {1.0f, 2.0f, 5.0f}; | |
834a4f1b | 560 | |
6f925ba9 UH |
561 | const int offset = numeric_limits<int>::max() / (2 * countof(seq)); |
562 | const div_t d = div((int)(scale_index + countof(seq) * offset), | |
8a2fafcc | 563 | countof(seq)); |
834a4f1b | 564 | |
368a37c2 SA |
565 | return powf(10.0f, d.quot - offset) * seq[d.rem]; |
566 | } | |
567 | ||
568 | void AnalogSignal::update_scale() | |
569 | { | |
570 | resolution_ = get_resolution(scale_index_); | |
834a4f1b | 571 | scale_ = div_height_ / resolution_; |
8a2fafcc JH |
572 | } |
573 | ||
66a43b4f SA |
574 | void AnalogSignal::update_logic_level_offsets() |
575 | { | |
576 | const int signal_margin = QFontMetrics(QApplication::font()).height() / 2; | |
577 | ||
578 | const int ph = min(pos_vdivs_, 1) * div_height_; | |
579 | const int nh = min(neg_vdivs_, 1) * div_height_; | |
580 | ||
581 | high_level_offset_ = -ph + signal_margin + 0.5f; | |
582 | low_level_offset_ = nh - signal_margin - 0.5f; | |
583 | } | |
584 | ||
52c900ac SA |
585 | void AnalogSignal::update_conversion_widgets() |
586 | { | |
2b6e7a72 | 587 | SignalBase::ConversionType conv_type = base_->get_conversion_type(); |
52c900ac SA |
588 | |
589 | // Enable or disable widgets depending on conversion state | |
2b6e7a72 SA |
590 | conv_threshold_cb_->setEnabled(conv_type != SignalBase::NoConversion); |
591 | display_type_cb_->setEnabled(conv_type != SignalBase::NoConversion); | |
52c900ac SA |
592 | |
593 | conv_threshold_cb_->clear(); | |
594 | ||
595 | vector < pair<QString, int> > presets = base_->get_conversion_presets(); | |
596 | ||
597 | // Prevent the combo box from firing the "edit text changed" signal | |
598 | // as that would involuntarily select the first entry | |
599 | conv_threshold_cb_->blockSignals(true); | |
600 | ||
601 | // Set available options depending on chosen conversion | |
f4ab4b5c | 602 | for (pair<QString, int>& preset : presets) |
52c900ac SA |
603 | conv_threshold_cb_->addItem(preset.first, preset.second); |
604 | ||
605 | map < QString, QVariant > options = base_->get_conversion_options(); | |
606 | ||
b9cdbe03 | 607 | if (conv_type == SignalBase::A2LConversionByThreshold) { |
52c900ac | 608 | const vector<double> thresholds = base_->get_conversion_thresholds( |
b9cdbe03 | 609 | SignalBase::A2LConversionByThreshold, true); |
52c900ac SA |
610 | conv_threshold_cb_->addItem( |
611 | QString("%1V").arg(QString::number(thresholds[0], 'f', 1)), -1); | |
612 | } | |
613 | ||
2b6e7a72 | 614 | if (conv_type == SignalBase::A2LConversionBySchmittTrigger) { |
52c900ac | 615 | const vector<double> thresholds = base_->get_conversion_thresholds( |
2b6e7a72 | 616 | SignalBase::A2LConversionBySchmittTrigger, true); |
52c900ac SA |
617 | conv_threshold_cb_->addItem(QString("%1V/%2V").arg( |
618 | QString::number(thresholds[0], 'f', 1), | |
619 | QString::number(thresholds[1], 'f', 1)), -1); | |
620 | } | |
621 | ||
622 | int preset_id = base_->get_current_conversion_preset(); | |
623 | conv_threshold_cb_->setCurrentIndex( | |
624 | conv_threshold_cb_->findData(preset_id)); | |
625 | ||
626 | conv_threshold_cb_->blockSignals(false); | |
627 | } | |
628 | ||
eeceee99 SA |
629 | vector<data::LogicSegment::EdgePair> AnalogSignal::get_nearest_level_changes(uint64_t sample_pos) |
630 | { | |
631 | assert(base_); | |
632 | assert(owner_); | |
633 | ||
634 | // Return if there's no logic data or we're showing only the analog trace | |
635 | if (!base_->logic_data() || (display_type_ == DisplayAnalog)) | |
636 | return vector<data::LogicSegment::EdgePair>(); | |
637 | ||
638 | if (sample_pos == 0) | |
639 | return vector<LogicSegment::EdgePair>(); | |
640 | ||
641 | shared_ptr<LogicSegment> segment = get_logic_segment_to_paint(); | |
642 | if (!segment || (segment->get_sample_count() == 0)) | |
643 | return vector<LogicSegment::EdgePair>(); | |
644 | ||
645 | const View *view = owner_->view(); | |
646 | assert(view); | |
647 | const double samples_per_pixel = base_->get_samplerate() * view->scale(); | |
648 | ||
649 | vector<LogicSegment::EdgePair> edges; | |
650 | ||
651 | segment->get_surrounding_edges(edges, sample_pos, | |
652 | samples_per_pixel / LogicSignal::Oversampling, 0); | |
653 | ||
654 | if (edges.empty()) | |
655 | return vector<LogicSegment::EdgePair>(); | |
656 | ||
657 | return edges; | |
658 | } | |
659 | ||
430b94aa | 660 | void AnalogSignal::perform_autoranging(bool keep_divs, bool force_update) |
73e377fe SA |
661 | { |
662 | const deque< shared_ptr<pv::data::AnalogSegment> > &segments = | |
663 | base_->analog_data()->analog_segments(); | |
664 | ||
665 | if (segments.empty()) | |
666 | return; | |
667 | ||
73e377fe SA |
668 | double min = 0, max = 0; |
669 | ||
f4ab4b5c | 670 | for (const shared_ptr<pv::data::AnalogSegment>& segment : segments) { |
6f925ba9 | 671 | pair<double, double> mm = segment->get_min_max(); |
73e377fe SA |
672 | min = std::min(min, mm.first); |
673 | max = std::max(max, mm.second); | |
674 | } | |
675 | ||
0822e33a | 676 | if ((min == signal_min_) && (max == signal_max_) && !force_update) |
73e377fe SA |
677 | return; |
678 | ||
0822e33a SA |
679 | signal_min_ = min; |
680 | signal_max_ = max; | |
73e377fe | 681 | |
430b94aa SA |
682 | // If we're allowed to alter the div assignment... |
683 | if (!keep_divs) { | |
684 | // Use all divs for the positive range if there are no negative values | |
685 | if ((min == 0) && (neg_vdivs_ > 0)) { | |
686 | pos_vdivs_ += neg_vdivs_; | |
687 | neg_vdivs_ = 0; | |
688 | } | |
73e377fe | 689 | |
430b94aa SA |
690 | // Split up the divs if there are negative values but no negative divs |
691 | if ((min < 0) && (neg_vdivs_ == 0)) { | |
692 | neg_vdivs_ = pos_vdivs_ / 2; | |
693 | pos_vdivs_ -= neg_vdivs_; | |
694 | } | |
681b6d5a SA |
695 | } |
696 | ||
430b94aa SA |
697 | // If there is still no positive div when we need it, add one |
698 | // (this can happen when pos_vdivs==neg_vdivs==0) | |
17c7f31c | 699 | if ((max > 0) && (pos_vdivs_ == 0)) { |
430b94aa | 700 | pos_vdivs_ = 1; |
17c7f31c SA |
701 | owner_->extents_changed(false, true); |
702 | } | |
430b94aa SA |
703 | |
704 | // If there is still no negative div when we need it, add one | |
705 | // (this can happen when pos_vdivs was 0 or 1 when trying to split) | |
17c7f31c | 706 | if ((min < 0) && (neg_vdivs_ == 0)) { |
430b94aa | 707 | neg_vdivs_ = 1; |
17c7f31c SA |
708 | owner_->extents_changed(false, true); |
709 | } | |
430b94aa | 710 | |
73e377fe SA |
711 | double min_value_per_div; |
712 | if ((pos_vdivs_ > 0) && (neg_vdivs_ > 0)) | |
713 | min_value_per_div = std::max(max / pos_vdivs_, -min / neg_vdivs_); | |
714 | else if (pos_vdivs_ > 0) | |
715 | min_value_per_div = max / pos_vdivs_; | |
716 | else | |
717 | min_value_per_div = -min / neg_vdivs_; | |
718 | ||
719 | // Find first scale value that is bigger than the value we need | |
720 | for (int i = MinScaleIndex; i < MaxScaleIndex; i++) | |
721 | if (get_resolution(i) > min_value_per_div) { | |
722 | scale_index_ = i; | |
723 | break; | |
724 | } | |
725 | ||
726 | update_scale(); | |
727 | } | |
728 | ||
0cbadf1c SA |
729 | void AnalogSignal::reset_pixel_values() |
730 | { | |
731 | value_at_pixel_pos_.clear(); | |
732 | current_pixel_pos_ = -1; | |
733 | prev_value_at_pixel_ = std::numeric_limits<float>::quiet_NaN(); | |
734 | } | |
735 | ||
736 | void AnalogSignal::process_next_sample_value(float x, float value) | |
737 | { | |
738 | // Note: NAN is used to indicate the non-existance of a value at this pixel | |
739 | ||
6f054e92 | 740 | if (std::isnan(prev_value_at_pixel_)) { |
0cbadf1c SA |
741 | if (x < 0) { |
742 | min_value_at_pixel_ = value; | |
743 | max_value_at_pixel_ = value; | |
744 | prev_value_at_pixel_ = value; | |
745 | current_pixel_pos_ = x; | |
746 | } else | |
747 | prev_value_at_pixel_ = std::numeric_limits<float>::quiet_NaN(); | |
748 | } | |
749 | ||
750 | const int pixel_pos = (int)(x + 0.5); | |
751 | ||
752 | if (pixel_pos > current_pixel_pos_) { | |
753 | if (pixel_pos - current_pixel_pos_ == 1) { | |
6f054e92 | 754 | if (std::isnan(prev_value_at_pixel_)) { |
0cbadf1c SA |
755 | value_at_pixel_pos_.push_back(prev_value_at_pixel_); |
756 | } else { | |
757 | // Average the min/max range to create one value for the previous pixel | |
758 | const float avg = (min_value_at_pixel_ + max_value_at_pixel_) / 2; | |
759 | value_at_pixel_pos_.push_back(avg); | |
760 | } | |
761 | } else { | |
762 | // Interpolate values to create values for the intermediate pixels | |
763 | const float start_value = prev_value_at_pixel_; | |
764 | const float end_value = value; | |
765 | const int steps = fabs(pixel_pos - current_pixel_pos_); | |
766 | const double gradient = (end_value - start_value) / steps; | |
767 | for (int i = 0; i < steps; i++) { | |
768 | if (current_pixel_pos_ + i < 0) | |
769 | continue; | |
770 | value_at_pixel_pos_.push_back(start_value + i * gradient); | |
771 | } | |
772 | } | |
773 | ||
774 | min_value_at_pixel_ = value; | |
775 | max_value_at_pixel_ = value; | |
776 | prev_value_at_pixel_ = value; | |
777 | current_pixel_pos_ = pixel_pos; | |
778 | } else { | |
779 | // Another sample for the same pixel | |
780 | if (value < min_value_at_pixel_) | |
781 | min_value_at_pixel_ = value; | |
782 | if (value > max_value_at_pixel_) | |
783 | max_value_at_pixel_ = value; | |
784 | } | |
785 | } | |
786 | ||
4cffac16 SA |
787 | void AnalogSignal::populate_popup_form(QWidget *parent, QFormLayout *form) |
788 | { | |
789 | // Add the standard options | |
790 | Signal::populate_popup_form(parent, form); | |
791 | ||
cbb50547 | 792 | // Add div-related settings |
430b94aa SA |
793 | pvdiv_sb_ = new QSpinBox(parent); |
794 | pvdiv_sb_->setRange(0, MaximumVDivs); | |
795 | pvdiv_sb_->setValue(pos_vdivs_); | |
796 | connect(pvdiv_sb_, SIGNAL(valueChanged(int)), | |
459db2c5 | 797 | this, SLOT(on_pos_vdivs_changed(int))); |
4640a84e | 798 | form->addRow(tr("Number of pos vertical divs"), pvdiv_sb_); |
459db2c5 | 799 | |
430b94aa SA |
800 | nvdiv_sb_ = new QSpinBox(parent); |
801 | nvdiv_sb_->setRange(0, MaximumVDivs); | |
802 | nvdiv_sb_->setValue(neg_vdivs_); | |
803 | connect(nvdiv_sb_, SIGNAL(valueChanged(int)), | |
459db2c5 | 804 | this, SLOT(on_neg_vdivs_changed(int))); |
4640a84e | 805 | form->addRow(tr("Number of neg vertical divs"), nvdiv_sb_); |
368a37c2 | 806 | |
cbb50547 SA |
807 | div_height_sb_ = new QSpinBox(parent); |
808 | div_height_sb_->setRange(20, 1000); | |
809 | div_height_sb_->setSingleStep(5); | |
810 | div_height_sb_->setSuffix(tr(" pixels")); | |
811 | div_height_sb_->setValue(div_height_); | |
812 | connect(div_height_sb_, SIGNAL(valueChanged(int)), | |
813 | this, SLOT(on_div_height_changed(int))); | |
4640a84e | 814 | form->addRow(tr("Div height"), div_height_sb_); |
cbb50547 | 815 | |
368a37c2 SA |
816 | // Add the vertical resolution |
817 | resolution_cb_ = new QComboBox(parent); | |
818 | ||
819 | for (int i = MinScaleIndex; i < MaxScaleIndex; i++) { | |
820 | const QString label = QString("%1").arg(get_resolution(i)); | |
821 | resolution_cb_->insertItem(0, label, QVariant(i)); | |
822 | } | |
823 | ||
a970015f | 824 | int cur_idx = resolution_cb_->findData(QVariant(scale_index_)); |
368a37c2 SA |
825 | resolution_cb_->setCurrentIndex(cur_idx); |
826 | ||
827 | connect(resolution_cb_, SIGNAL(currentIndexChanged(int)), | |
828 | this, SLOT(on_resolution_changed(int))); | |
829 | ||
830 | QGridLayout *const vdiv_layout = new QGridLayout; | |
831 | QLabel *const vdiv_unit = new QLabel(tr("V/div")); | |
832 | vdiv_layout->addWidget(resolution_cb_, 0, 0); | |
833 | vdiv_layout->addWidget(vdiv_unit, 0, 1); | |
834 | ||
4640a84e | 835 | form->addRow(tr("Vertical resolution"), vdiv_layout); |
368a37c2 | 836 | |
73e377fe SA |
837 | // Add the autoranging checkbox |
838 | QCheckBox* autoranging_cb = new QCheckBox(); | |
839 | autoranging_cb->setCheckState(autoranging_ ? Qt::Checked : Qt::Unchecked); | |
840 | ||
841 | connect(autoranging_cb, SIGNAL(stateChanged(int)), | |
842 | this, SLOT(on_autoranging_changed(int))); | |
843 | ||
4640a84e | 844 | form->addRow(tr("Autoranging"), autoranging_cb); |
73e377fe | 845 | |
a970015f SA |
846 | // Add the conversion type dropdown |
847 | conversion_cb_ = new QComboBox(); | |
848 | ||
2b6e7a72 SA |
849 | conversion_cb_->addItem(tr("none"), |
850 | SignalBase::NoConversion); | |
851 | conversion_cb_->addItem(tr("to logic via threshold"), | |
b9cdbe03 | 852 | SignalBase::A2LConversionByThreshold); |
2b6e7a72 SA |
853 | conversion_cb_->addItem(tr("to logic via schmitt-trigger"), |
854 | SignalBase::A2LConversionBySchmittTrigger); | |
a970015f | 855 | |
06b6ce26 | 856 | cur_idx = conversion_cb_->findData(QVariant(base_->get_conversion_type())); |
a970015f SA |
857 | conversion_cb_->setCurrentIndex(cur_idx); |
858 | ||
4640a84e | 859 | form->addRow(tr("Conversion"), conversion_cb_); |
a970015f SA |
860 | |
861 | connect(conversion_cb_, SIGNAL(currentIndexChanged(int)), | |
862 | this, SLOT(on_conversion_changed(int))); | |
863 | ||
52c900ac SA |
864 | // Add the conversion threshold settings |
865 | conv_threshold_cb_ = new QComboBox(); | |
866 | conv_threshold_cb_->setEditable(true); | |
867 | ||
4640a84e | 868 | form->addRow(tr("Conversion threshold(s)"), conv_threshold_cb_); |
52c900ac SA |
869 | |
870 | connect(conv_threshold_cb_, SIGNAL(currentIndexChanged(int)), | |
871 | this, SLOT(on_conv_threshold_changed(int))); | |
bc4b9ccf | 872 | connect(conv_threshold_cb_, SIGNAL(editTextChanged(const QString&)), |
52c900ac SA |
873 | this, SLOT(on_conv_threshold_changed())); // index will be -1 |
874 | ||
a970015f SA |
875 | // Add the display type dropdown |
876 | display_type_cb_ = new QComboBox(); | |
877 | ||
c6b017fb SA |
878 | display_type_cb_->addItem(tr("analog"), DisplayAnalog); |
879 | display_type_cb_->addItem(tr("converted"), DisplayConverted); | |
880 | display_type_cb_->addItem(tr("analog+converted"), DisplayBoth); | |
a970015f SA |
881 | |
882 | cur_idx = display_type_cb_->findData(QVariant(display_type_)); | |
883 | display_type_cb_->setCurrentIndex(cur_idx); | |
884 | ||
4640a84e | 885 | form->addRow(tr("Show traces for"), display_type_cb_); |
a970015f | 886 | |
b8c4a95b SA |
887 | connect(display_type_cb_, SIGNAL(currentIndexChanged(int)), |
888 | this, SLOT(on_display_type_changed(int))); | |
889 | ||
52c900ac SA |
890 | // Update the conversion widget contents and states |
891 | update_conversion_widgets(); | |
4cffac16 SA |
892 | } |
893 | ||
0cbadf1c SA |
894 | void AnalogSignal::hover_point_changed(const QPoint &hp) |
895 | { | |
896 | Signal::hover_point_changed(hp); | |
897 | ||
898 | // Note: Even though the view area begins at 0, we exclude 0 because | |
899 | // that's also the value given when the cursor is over the header to the | |
900 | // left of the trace paint area | |
901 | if (hp.x() <= 0) { | |
902 | value_at_hover_pos_ = std::numeric_limits<float>::quiet_NaN(); | |
903 | } else { | |
c8a6db0e | 904 | if ((size_t)hp.x() < value_at_pixel_pos_.size()) |
0cbadf1c | 905 | value_at_hover_pos_ = value_at_pixel_pos_.at(hp.x()); |
c8a6db0e | 906 | else |
0cbadf1c | 907 | value_at_hover_pos_ = std::numeric_limits<float>::quiet_NaN(); |
0cbadf1c SA |
908 | } |
909 | } | |
910 | ||
3b2ead4f SA |
911 | void AnalogSignal::on_setting_changed(const QString &key, const QVariant &value) |
912 | { | |
913 | Signal::on_setting_changed(key, value); | |
914 | ||
915 | if (key == GlobalSettings::Key_View_ShowSamplingPoints) | |
916 | show_sampling_points_ = value.toBool(); | |
917 | ||
918 | if (key == GlobalSettings::Key_View_FillSignalHighAreas) | |
919 | fill_high_areas_ = value.toBool(); | |
920 | ||
921 | if (key == GlobalSettings::Key_View_FillSignalHighAreaColor) | |
922 | high_fill_color_ = QColor::fromRgba(value.value<uint32_t>()); | |
923 | ||
924 | if (key == GlobalSettings::Key_View_ShowAnalogMinorGrid) | |
925 | show_analog_minor_grid_ = value.toBool(); | |
926 | ||
927 | if (key == GlobalSettings::Key_View_ConversionThresholdDispMode) { | |
928 | conversion_threshold_disp_mode_ = value.toInt(); | |
929 | ||
930 | if (owner_) | |
931 | owner_->row_item_appearance_changed(false, true); | |
932 | } | |
933 | } | |
934 | ||
c6d9cf65 | 935 | void AnalogSignal::on_min_max_changed(float min, float max) |
85715407 | 936 | { |
c6d9cf65 SA |
937 | if (autoranging_) |
938 | perform_autoranging(false, false); | |
0efa7f0c SA |
939 | else { |
940 | if (min < signal_min_) signal_min_ = min; | |
941 | if (max > signal_max_) signal_max_ = max; | |
942 | } | |
85715407 SA |
943 | } |
944 | ||
459db2c5 SA |
945 | void AnalogSignal::on_pos_vdivs_changed(int vdivs) |
946 | { | |
430b94aa SA |
947 | if (vdivs == pos_vdivs_) |
948 | return; | |
949 | ||
459db2c5 SA |
950 | pos_vdivs_ = vdivs; |
951 | ||
80067e49 SA |
952 | // There has to be at least one div, positive or negative |
953 | if ((neg_vdivs_ == 0) && (pos_vdivs_ == 0)) { | |
954 | pos_vdivs_ = 1; | |
955 | if (pvdiv_sb_) | |
956 | pvdiv_sb_->setValue(pos_vdivs_); | |
957 | } | |
958 | ||
430b94aa SA |
959 | if (autoranging_) { |
960 | perform_autoranging(true, true); | |
961 | ||
962 | // It could be that a positive or negative div was added, so update | |
963 | if (pvdiv_sb_) { | |
964 | pvdiv_sb_->setValue(pos_vdivs_); | |
965 | nvdiv_sb_->setValue(neg_vdivs_); | |
966 | } | |
967 | } | |
73e377fe | 968 | |
66a43b4f SA |
969 | update_logic_level_offsets(); |
970 | ||
459db2c5 SA |
971 | if (owner_) { |
972 | // Call order is important, otherwise the lazy event handler won't work | |
973 | owner_->extents_changed(false, true); | |
974 | owner_->row_item_appearance_changed(false, true); | |
975 | } | |
976 | } | |
977 | ||
978 | void AnalogSignal::on_neg_vdivs_changed(int vdivs) | |
4cffac16 | 979 | { |
430b94aa SA |
980 | if (vdivs == neg_vdivs_) |
981 | return; | |
982 | ||
459db2c5 | 983 | neg_vdivs_ = vdivs; |
4cffac16 | 984 | |
80067e49 SA |
985 | // There has to be at least one div, positive or negative |
986 | if ((neg_vdivs_ == 0) && (pos_vdivs_ == 0)) { | |
987 | pos_vdivs_ = 1; | |
988 | if (pvdiv_sb_) | |
989 | pvdiv_sb_->setValue(pos_vdivs_); | |
990 | } | |
991 | ||
430b94aa SA |
992 | if (autoranging_) { |
993 | perform_autoranging(true, true); | |
994 | ||
995 | // It could be that a positive or negative div was added, so update | |
996 | if (pvdiv_sb_) { | |
997 | pvdiv_sb_->setValue(pos_vdivs_); | |
998 | nvdiv_sb_->setValue(neg_vdivs_); | |
999 | } | |
1000 | } | |
73e377fe | 1001 | |
66a43b4f SA |
1002 | update_logic_level_offsets(); |
1003 | ||
75d0779e SA |
1004 | if (owner_) { |
1005 | // Call order is important, otherwise the lazy event handler won't work | |
4cffac16 | 1006 | owner_->extents_changed(false, true); |
75d0779e SA |
1007 | owner_->row_item_appearance_changed(false, true); |
1008 | } | |
4cffac16 SA |
1009 | } |
1010 | ||
cbb50547 SA |
1011 | void AnalogSignal::on_div_height_changed(int height) |
1012 | { | |
1013 | div_height_ = height; | |
66a43b4f | 1014 | update_logic_level_offsets(); |
cbb50547 SA |
1015 | update_scale(); |
1016 | ||
1017 | if (owner_) { | |
1018 | // Call order is important, otherwise the lazy event handler won't work | |
1019 | owner_->extents_changed(false, true); | |
1020 | owner_->row_item_appearance_changed(false, true); | |
1021 | } | |
1022 | } | |
1023 | ||
368a37c2 SA |
1024 | void AnalogSignal::on_resolution_changed(int index) |
1025 | { | |
1026 | scale_index_ = resolution_cb_->itemData(index).toInt(); | |
1027 | update_scale(); | |
1028 | ||
1029 | if (owner_) | |
1030 | owner_->row_item_appearance_changed(false, true); | |
1031 | } | |
4cffac16 | 1032 | |
73e377fe SA |
1033 | void AnalogSignal::on_autoranging_changed(int state) |
1034 | { | |
1035 | autoranging_ = (state == Qt::Checked); | |
1036 | ||
1037 | if (autoranging_) | |
430b94aa | 1038 | perform_autoranging(false, true); |
73e377fe | 1039 | |
85715407 SA |
1040 | if (owner_) { |
1041 | // Call order is important, otherwise the lazy event handler won't work | |
1042 | owner_->extents_changed(false, true); | |
73e377fe | 1043 | owner_->row_item_appearance_changed(false, true); |
85715407 | 1044 | } |
73e377fe SA |
1045 | } |
1046 | ||
a970015f SA |
1047 | void AnalogSignal::on_conversion_changed(int index) |
1048 | { | |
2b6e7a72 | 1049 | SignalBase::ConversionType old_conv_type = base_->get_conversion_type(); |
a8fd2759 | 1050 | |
2b6e7a72 SA |
1051 | SignalBase::ConversionType conv_type = |
1052 | (SignalBase::ConversionType)(conversion_cb_->itemData(index).toInt()); | |
a8fd2759 | 1053 | |
06b6ce26 SA |
1054 | if (conv_type != old_conv_type) { |
1055 | base_->set_conversion_type(conv_type); | |
52c900ac | 1056 | update_conversion_widgets(); |
06b6ce26 SA |
1057 | |
1058 | if (owner_) | |
1059 | owner_->row_item_appearance_changed(false, true); | |
a8fd2759 | 1060 | } |
a970015f SA |
1061 | } |
1062 | ||
52c900ac SA |
1063 | void AnalogSignal::on_conv_threshold_changed(int index) |
1064 | { | |
2b6e7a72 | 1065 | SignalBase::ConversionType conv_type = base_->get_conversion_type(); |
52c900ac SA |
1066 | |
1067 | // Note: index is set to -1 if the text in the combo box matches none of | |
1068 | // the entries in the combo box | |
1069 | ||
1070 | if ((index == -1) && (conv_threshold_cb_->currentText().length() == 0)) | |
1071 | return; | |
1072 | ||
1073 | // The combo box entry with the custom value has user_data set to -1 | |
1074 | const int user_data = conv_threshold_cb_->findText( | |
1075 | conv_threshold_cb_->currentText()); | |
1076 | ||
1077 | const bool use_custom_thr = (index == -1) || (user_data == -1); | |
1078 | ||
b9cdbe03 | 1079 | if (conv_type == SignalBase::A2LConversionByThreshold && use_custom_thr) { |
52c900ac SA |
1080 | // Not one of the preset values, try to parse the combo box text |
1081 | // Note: Regex loosely based on | |
1082 | // https://txt2re.com/index-c++.php3?s=0.1V&1&-13 | |
1083 | QString re1 = "([+-]?\\d*[\\.,]?\\d*)"; // Float value | |
1084 | QString re2 = "([a-zA-Z]*)"; // SI unit | |
1085 | QRegExp regex(re1 + re2); | |
1086 | ||
1087 | const QString text = conv_threshold_cb_->currentText(); | |
1088 | if (!regex.exactMatch(text)) | |
1089 | return; // String doesn't match the regex | |
1090 | ||
1091 | QStringList tokens = regex.capturedTexts(); | |
1092 | ||
1093 | // For now, we simply assume that the unit is volt without modifiers | |
1094 | const double thr = tokens.at(1).toDouble(); | |
1095 | ||
932bc246 SA |
1096 | // Only restart the conversion if the threshold was updated. |
1097 | // We're starting a delayed conversion because the user may still be | |
1098 | // typing and the UI would lag if we kept on restarting it immediately | |
52c900ac | 1099 | if (base_->set_conversion_option("threshold_value", thr)) |
932bc246 | 1100 | base_->start_conversion(true); |
52c900ac SA |
1101 | } |
1102 | ||
2b6e7a72 | 1103 | if (conv_type == SignalBase::A2LConversionBySchmittTrigger && use_custom_thr) { |
52c900ac SA |
1104 | // Not one of the preset values, try to parse the combo box text |
1105 | // Note: Regex loosely based on | |
1106 | // https://txt2re.com/index-c++.php3?s=0.1V/0.2V&2&14&-22&3&15 | |
1107 | QString re1 = "([+-]?\\d*[\\.,]?\\d*)"; // Float value | |
1108 | QString re2 = "([a-zA-Z]*)"; // SI unit | |
1109 | QString re3 = "\\/"; // Forward slash, not captured | |
1110 | QString re4 = "([+-]?\\d*[\\.,]?\\d*)"; // Float value | |
1111 | QString re5 = "([a-zA-Z]*)"; // SI unit | |
1112 | QRegExp regex(re1 + re2 + re3 + re4 + re5); | |
1113 | ||
1114 | const QString text = conv_threshold_cb_->currentText(); | |
1115 | if (!regex.exactMatch(text)) | |
1116 | return; // String doesn't match the regex | |
1117 | ||
1118 | QStringList tokens = regex.capturedTexts(); | |
1119 | ||
1120 | // For now, we simply assume that the unit is volt without modifiers | |
1121 | const double low_thr = tokens.at(1).toDouble(); | |
1122 | const double high_thr = tokens.at(3).toDouble(); | |
1123 | ||
932bc246 SA |
1124 | // Only restart the conversion if one of the options was updated. |
1125 | // We're starting a delayed conversion because the user may still be | |
1126 | // typing and the UI would lag if we kept on restarting it immediately | |
52c900ac SA |
1127 | bool o1 = base_->set_conversion_option("threshold_value_low", low_thr); |
1128 | bool o2 = base_->set_conversion_option("threshold_value_high", high_thr); | |
1129 | if (o1 || o2) | |
932bc246 | 1130 | base_->start_conversion(true); // Start delayed conversion |
52c900ac SA |
1131 | } |
1132 | ||
f0f9c856 | 1133 | base_->set_conversion_preset((SignalBase::ConversionPreset)index); |
52c900ac | 1134 | |
932bc246 SA |
1135 | // Immediately start the conversion if we're not using custom values |
1136 | // (i.e. we're using one of the presets) | |
1137 | if (!use_custom_thr) | |
52c900ac SA |
1138 | base_->start_conversion(); |
1139 | } | |
1140 | ||
1141 | void AnalogSignal::on_delayed_conversion_starter() | |
1142 | { | |
1143 | base_->start_conversion(); | |
1144 | } | |
1145 | ||
b8c4a95b SA |
1146 | void AnalogSignal::on_display_type_changed(int index) |
1147 | { | |
1148 | display_type_ = (DisplayType)(display_type_cb_->itemData(index).toInt()); | |
1149 | ||
1150 | if (owner_) | |
1151 | owner_->row_item_appearance_changed(false, true); | |
1152 | } | |
1153 | ||
1573bf16 | 1154 | } // namespace trace |
f4e57597 | 1155 | } // namespace views |
aba1dd16 | 1156 | } // namespace pv |