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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 | ||
2acdb232 | 41 | #include "pv/data/analog.hpp" |
f3d66e52 | 42 | #include "pv/data/analogsegment.hpp" |
a8fd2759 SA |
43 | #include "pv/data/logic.hpp" |
44 | #include "pv/data/logicsegment.hpp" | |
bf0edd2b | 45 | #include "pv/data/signalbase.hpp" |
8de1e1b2 | 46 | #include "pv/globalsettings.hpp" |
aba1dd16 | 47 | |
fe3a1c21 | 48 | #include <libsigrokcxx/libsigrokcxx.hpp> |
e8d00928 | 49 | |
2601ce96 | 50 | using std::bind; |
6f925ba9 UH |
51 | using std::deque; |
52 | using std::div; | |
53 | using std::div_t; | |
819f4c25 | 54 | using std::max; |
a5d93c27 | 55 | using std::make_pair; |
819f4c25 | 56 | using std::min; |
6f925ba9 | 57 | using std::numeric_limits; |
526c8c00 | 58 | using std::out_of_range; |
6f925ba9 | 59 | using std::pair; |
2601ce96 | 60 | using std::placeholders::_1; |
f9abf97e | 61 | using std::shared_ptr; |
a8fd2759 | 62 | using std::vector; |
aba1dd16 | 63 | |
2b6e7a72 SA |
64 | using pv::data::SignalBase; |
65 | ||
aba1dd16 | 66 | namespace pv { |
f4e57597 | 67 | namespace views { |
1573bf16 | 68 | namespace trace { |
aba1dd16 | 69 | |
568b90d4 JH |
70 | const QColor AnalogSignal::SignalColours[4] = { |
71 | QColor(0xC4, 0xA0, 0x00), // Yellow | |
72 | QColor(0x87, 0x20, 0x7A), // Magenta | |
73 | QColor(0x20, 0x4A, 0x87), // Blue | |
74 | QColor(0x4E, 0x9A, 0x06) // Green | |
75 | }; | |
76 | ||
561ba3ae | 77 | const QPen AnalogSignal::AxisPen(QColor(0, 0, 0, 30 * 256 / 100), 2); |
c063290a UH |
78 | const QColor AnalogSignal::GridMajorColor = QColor(0, 0, 0, 40 * 256 / 100); |
79 | const QColor AnalogSignal::GridMinorColor = QColor(0, 0, 0, 20 * 256 / 100); | |
37b9fed4 | 80 | |
8de1e1b2 | 81 | const QColor AnalogSignal::SamplingPointColour(0x77, 0x77, 0x77); |
d37ff80d SA |
82 | const QColor AnalogSignal::SamplingPointColourLo = QColor(200, 0, 0, 80 * 256 / 100); |
83 | const QColor AnalogSignal::SamplingPointColourNe = QColor(0, 0, 0, 80 * 256 / 100); | |
84 | const QColor AnalogSignal::SamplingPointColourHi = QColor(0, 200, 0, 80 * 256 / 100); | |
8de1e1b2 | 85 | |
4433246b | 86 | const QColor AnalogSignal::ThresholdColor = QColor(0, 0, 0, 30 * 256 / 100); |
1d150cd6 | 87 | const QColor AnalogSignal::ThresholdColorLo = QColor(255, 0, 0, 8 * 256 / 100); |
78bf7ce5 | 88 | const QColor AnalogSignal::ThresholdColorNe = QColor(0, 0, 0, 10 * 256 / 100); |
1d150cd6 | 89 | const QColor AnalogSignal::ThresholdColorHi = QColor(0, 255, 0, 8 * 256 / 100); |
4433246b | 90 | |
fdfd5b3e SA |
91 | const int64_t AnalogSignal::TracePaintBlockSize = 1024 * 1024; // 4 MiB (due to float) |
92 | const float AnalogSignal::EnvelopeThreshold = 64.0f; | |
7c68ddae | 93 | |
4cffac16 | 94 | const int AnalogSignal::MaximumVDivs = 10; |
368a37c2 SA |
95 | const int AnalogSignal::MinScaleIndex = -6; |
96 | const int AnalogSignal::MaxScaleIndex = 7; | |
4cffac16 | 97 | |
03cc651d SA |
98 | const int AnalogSignal::InfoTextMarginRight = 20; |
99 | const int AnalogSignal::InfoTextMarginBottom = 5; | |
100 | ||
b86aa8f4 | 101 | AnalogSignal::AnalogSignal( |
2b81ae46 | 102 | pv::Session &session, |
cbd2a2de | 103 | shared_ptr<data::SignalBase> base) : |
73a25a6e | 104 | Signal(session, base), |
834a4f1b | 105 | scale_index_(4), // 20 per div |
37b9fed4 | 106 | scale_index_drag_offset_(0), |
459db2c5 SA |
107 | pos_vdivs_(1), |
108 | neg_vdivs_(1), | |
73e377fe | 109 | resolution_(0), |
a970015f | 110 | display_type_(DisplayBoth), |
1f1d55ce | 111 | autoranging_(true) |
aba1dd16 | 112 | { |
561ba3ae SA |
113 | axis_pen_ = AxisPen; |
114 | ||
85715407 SA |
115 | pv::data::Analog* analog_data = |
116 | dynamic_cast<pv::data::Analog*>(data().get()); | |
117 | ||
c6d9cf65 SA |
118 | connect(analog_data, SIGNAL(min_max_changed(float, float)), |
119 | this, SLOT(on_min_max_changed(float, float))); | |
85715407 | 120 | |
90ee1ed9 SA |
121 | GlobalSettings::register_change_handler(GlobalSettings::Key_View_ConversionThresholdDispMode, |
122 | bind(&AnalogSignal::on_settingViewConversionThresholdDispMode_changed, this, _1)); | |
2601ce96 | 123 | |
cbb50547 | 124 | GlobalSettings gs; |
90ee1ed9 SA |
125 | conversion_threshold_disp_mode_ = |
126 | gs.value(GlobalSettings::Key_View_ConversionThresholdDispMode).toInt(); | |
2601ce96 | 127 | |
cbb50547 SA |
128 | div_height_ = gs.value(GlobalSettings::Key_View_DefaultDivHeight).toInt(); |
129 | ||
73a25a6e | 130 | base_->set_colour(SignalColours[base_->index() % countof(SignalColours)]); |
834a4f1b | 131 | update_scale(); |
aba1dd16 JH |
132 | } |
133 | ||
3009b5b3 JH |
134 | shared_ptr<pv::data::SignalData> AnalogSignal::data() const |
135 | { | |
cbd2a2de | 136 | return base_->analog_data(); |
9a0cd293 JH |
137 | } |
138 | ||
3a21afa6 SA |
139 | void AnalogSignal::save_settings(QSettings &settings) const |
140 | { | |
459db2c5 SA |
141 | settings.setValue("pos_vdivs", pos_vdivs_); |
142 | settings.setValue("neg_vdivs", neg_vdivs_); | |
3a21afa6 | 143 | settings.setValue("scale_index", scale_index_); |
a970015f | 144 | settings.setValue("display_type", display_type_); |
73e377fe | 145 | settings.setValue("autoranging", autoranging_); |
cbb50547 | 146 | settings.setValue("div_height", div_height_); |
3a21afa6 SA |
147 | } |
148 | ||
149 | void AnalogSignal::restore_settings(QSettings &settings) | |
150 | { | |
459db2c5 SA |
151 | if (settings.contains("pos_vdivs")) |
152 | pos_vdivs_ = settings.value("pos_vdivs").toInt(); | |
153 | ||
154 | if (settings.contains("neg_vdivs")) | |
155 | neg_vdivs_ = settings.value("neg_vdivs").toInt(); | |
3a21afa6 SA |
156 | |
157 | if (settings.contains("scale_index")) { | |
158 | scale_index_ = settings.value("scale_index").toInt(); | |
159 | update_scale(); | |
160 | } | |
73e377fe | 161 | |
a970015f SA |
162 | if (settings.contains("display_type")) |
163 | display_type_ = (DisplayType)(settings.value("display_type").toInt()); | |
164 | ||
73e377fe SA |
165 | if (settings.contains("autoranging")) |
166 | autoranging_ = settings.value("autoranging").toBool(); | |
cbb50547 SA |
167 | |
168 | if (settings.contains("div_height")) { | |
169 | const int old_height = div_height_; | |
170 | div_height_ = settings.value("div_height").toInt(); | |
171 | ||
172 | if ((div_height_ != old_height) && owner_) { | |
173 | // Call order is important, otherwise the lazy event handler won't work | |
174 | owner_->extents_changed(false, true); | |
175 | owner_->row_item_appearance_changed(false, true); | |
176 | } | |
177 | } | |
3a21afa6 SA |
178 | } |
179 | ||
6f925ba9 | 180 | pair<int, int> AnalogSignal::v_extents() const |
a5d93c27 | 181 | { |
459db2c5 SA |
182 | const int ph = pos_vdivs_ * div_height_; |
183 | const int nh = neg_vdivs_ * div_height_; | |
184 | return make_pair(-ph, nh); | |
a5d93c27 JH |
185 | } |
186 | ||
214470fc JH |
187 | int AnalogSignal::scale_handle_offset() const |
188 | { | |
459db2c5 | 189 | const int h = (pos_vdivs_ + neg_vdivs_) * div_height_; |
37b9fed4 | 190 | |
c063290a | 191 | return ((scale_index_drag_offset_ - scale_index_) * h / 4) - h / 2; |
214470fc JH |
192 | } |
193 | ||
194 | void AnalogSignal::scale_handle_dragged(int offset) | |
195 | { | |
459db2c5 | 196 | const int h = (pos_vdivs_ + neg_vdivs_) * div_height_; |
37b9fed4 | 197 | |
c063290a | 198 | scale_index_ = scale_index_drag_offset_ - (offset + h / 2) / (h / 4); |
834a4f1b SA |
199 | |
200 | update_scale(); | |
8a2fafcc JH |
201 | } |
202 | ||
203 | void AnalogSignal::scale_handle_drag_release() | |
204 | { | |
205 | scale_index_drag_offset_ = scale_index_; | |
834a4f1b | 206 | update_scale(); |
214470fc JH |
207 | } |
208 | ||
60938e04 | 209 | void AnalogSignal::paint_back(QPainter &p, ViewItemPaintParams &pp) |
fe08b6e8 | 210 | { |
1d150cd6 SA |
211 | if (!base_->enabled()) |
212 | return; | |
213 | ||
90ee1ed9 SA |
214 | bool paint_thr_bg = |
215 | conversion_threshold_disp_mode_ == GlobalSettings::ConvThrDispMode_Background; | |
216 | ||
1d150cd6 SA |
217 | const vector<double> thresholds = base_->get_conversion_thresholds(); |
218 | ||
219 | // Only display thresholds if we have some and we show analog samples | |
90ee1ed9 | 220 | if ((thresholds.size() > 0) && paint_thr_bg && |
1d150cd6 SA |
221 | ((display_type_ == DisplayAnalog) || (display_type_ == DisplayBoth))) { |
222 | ||
223 | const int visual_y = get_visual_y(); | |
224 | const pair<int, int> extents = v_extents(); | |
225 | const int top = visual_y + extents.first; | |
226 | const int btm = visual_y + extents.second; | |
227 | ||
228 | // Draw high/neutral/low areas | |
229 | if (thresholds.size() == 2) { | |
03d2a4f8 SA |
230 | int thr_lo = visual_y - thresholds[0] * scale_; |
231 | int thr_hi = visual_y - thresholds[1] * scale_; | |
232 | thr_lo = min(max(thr_lo, top), btm); | |
233 | thr_hi = min(max(thr_hi, top), btm); | |
1d150cd6 SA |
234 | |
235 | p.fillRect(QRectF(pp.left(), top, pp.width(), thr_hi - top), | |
236 | QBrush(ThresholdColorHi)); | |
237 | p.fillRect(QRectF(pp.left(), thr_hi, pp.width(), thr_lo - thr_hi), | |
238 | QBrush(ThresholdColorNe)); | |
239 | p.fillRect(QRectF(pp.left(), thr_lo, pp.width(), btm - thr_lo), | |
240 | QBrush(ThresholdColorLo)); | |
241 | } else { | |
03d2a4f8 SA |
242 | int thr = visual_y - thresholds[0] * scale_; |
243 | thr = min(max(thr, top), btm); | |
1d150cd6 SA |
244 | |
245 | p.fillRect(QRectF(pp.left(), top, pp.width(), thr - top), | |
246 | QBrush(ThresholdColorHi)); | |
247 | p.fillRect(QRectF(pp.left(), thr, pp.width(), btm - thr), | |
248 | QBrush(ThresholdColorLo)); | |
249 | } | |
250 | ||
251 | paint_axis(p, pp, get_visual_y()); | |
252 | } else { | |
99af6802 | 253 | Trace::paint_back(p, pp); |
97904bf7 | 254 | paint_axis(p, pp, get_visual_y()); |
99af6802 | 255 | } |
fe08b6e8 JH |
256 | } |
257 | ||
60938e04 | 258 | void AnalogSignal::paint_mid(QPainter &p, ViewItemPaintParams &pp) |
aba1dd16 | 259 | { |
cbd2a2de | 260 | assert(base_->analog_data()); |
8dbbc7f0 | 261 | assert(owner_); |
a8acb46e | 262 | |
be9e7b4b | 263 | const int y = get_visual_y(); |
01fd3263 | 264 | |
73a25a6e | 265 | if (!base_->enabled()) |
cec48d16 JH |
266 | return; |
267 | ||
a8fd2759 SA |
268 | if ((display_type_ == DisplayAnalog) || (display_type_ == DisplayBoth)) { |
269 | paint_grid(p, y, pp.left(), pp.right()); | |
270 | ||
7daebd05 SA |
271 | shared_ptr<pv::data::AnalogSegment> segment = get_analog_segment_to_paint(); |
272 | if (!segment) | |
a8fd2759 SA |
273 | return; |
274 | ||
a8fd2759 SA |
275 | const double pixels_offset = pp.pixels_offset(); |
276 | const double samplerate = max(1.0, segment->samplerate()); | |
277 | const pv::util::Timestamp& start_time = segment->start_time(); | |
278 | const int64_t last_sample = segment->get_sample_count() - 1; | |
279 | const double samples_per_pixel = samplerate * pp.scale(); | |
280 | const pv::util::Timestamp start = samplerate * (pp.offset() - start_time); | |
281 | const pv::util::Timestamp end = start + samples_per_pixel * pp.width(); | |
282 | ||
283 | const int64_t start_sample = min(max(floor(start).convert_to<int64_t>(), | |
284 | (int64_t)0), last_sample); | |
285 | const int64_t end_sample = min(max((ceil(end) + 1).convert_to<int64_t>(), | |
286 | (int64_t)0), last_sample); | |
287 | ||
288 | if (samples_per_pixel < EnvelopeThreshold) | |
289 | paint_trace(p, segment, y, pp.left(), | |
290 | start_sample, end_sample, | |
291 | pixels_offset, samples_per_pixel); | |
292 | else | |
293 | paint_envelope(p, segment, y, pp.left(), | |
294 | start_sample, end_sample, | |
295 | pixels_offset, samples_per_pixel); | |
296 | } | |
a8acb46e | 297 | |
1d150cd6 SA |
298 | if ((display_type_ == DisplayConverted) || (display_type_ == DisplayBoth)) |
299 | paint_logic_mid(p, pp); | |
7c68ddae JH |
300 | } |
301 | ||
60938e04 | 302 | void AnalogSignal::paint_fore(QPainter &p, ViewItemPaintParams &pp) |
03cc651d SA |
303 | { |
304 | if (!enabled()) | |
305 | return; | |
306 | ||
b8c4a95b SA |
307 | if ((display_type_ == DisplayAnalog) || (display_type_ == DisplayBoth)) { |
308 | const int y = get_visual_y(); | |
03cc651d | 309 | |
b8c4a95b SA |
310 | // Show the info section on the right side of the trace |
311 | const QString infotext = QString("%1 V/div").arg(resolution_); | |
03cc651d | 312 | |
b8c4a95b SA |
313 | p.setPen(base_->colour()); |
314 | p.setFont(QApplication::font()); | |
03cc651d | 315 | |
b8c4a95b SA |
316 | const QRectF bounding_rect = QRectF(pp.left(), |
317 | y + v_extents().first, | |
318 | pp.width() - InfoTextMarginRight, | |
319 | v_extents().second - v_extents().first - InfoTextMarginBottom); | |
03cc651d | 320 | |
b8c4a95b SA |
321 | p.drawText(bounding_rect, Qt::AlignRight | Qt::AlignBottom, infotext); |
322 | } | |
03cc651d SA |
323 | } |
324 | ||
37b9fed4 SA |
325 | void AnalogSignal::paint_grid(QPainter &p, int y, int left, int right) |
326 | { | |
46a0cadc SA |
327 | p.setRenderHint(QPainter::Antialiasing, false); |
328 | ||
8ad61f40 UH |
329 | GlobalSettings settings; |
330 | const bool show_analog_minor_grid = | |
331 | settings.value(GlobalSettings::Key_View_ShowAnalogMinorGrid).toBool(); | |
332 | ||
459db2c5 SA |
333 | if (pos_vdivs_ > 0) { |
334 | p.setPen(QPen(GridMajorColor, 1, Qt::DashLine)); | |
335 | for (int i = 1; i <= pos_vdivs_; i++) { | |
336 | const float dy = i * div_height_; | |
337 | p.drawLine(QLineF(left, y - dy, right, y - dy)); | |
338 | } | |
8ad61f40 | 339 | } |
459db2c5 | 340 | |
8ad61f40 | 341 | if ((pos_vdivs_ > 0) && show_analog_minor_grid) { |
459db2c5 SA |
342 | p.setPen(QPen(GridMinorColor, 1, Qt::DashLine)); |
343 | for (int i = 0; i < pos_vdivs_; i++) { | |
344 | const float dy = i * div_height_; | |
345 | const float dy25 = dy + (0.25 * div_height_); | |
346 | const float dy50 = dy + (0.50 * div_height_); | |
347 | const float dy75 = dy + (0.75 * div_height_); | |
348 | p.drawLine(QLineF(left, y - dy25, right, y - dy25)); | |
349 | p.drawLine(QLineF(left, y - dy50, right, y - dy50)); | |
350 | p.drawLine(QLineF(left, y - dy75, right, y - dy75)); | |
351 | } | |
37b9fed4 SA |
352 | } |
353 | ||
459db2c5 SA |
354 | if (neg_vdivs_ > 0) { |
355 | p.setPen(QPen(GridMajorColor, 1, Qt::DashLine)); | |
356 | for (int i = 1; i <= neg_vdivs_; i++) { | |
357 | const float dy = i * div_height_; | |
358 | p.drawLine(QLineF(left, y + dy, right, y + dy)); | |
359 | } | |
8ad61f40 | 360 | } |
459db2c5 | 361 | |
8ad61f40 | 362 | if ((pos_vdivs_ > 0) && show_analog_minor_grid) { |
459db2c5 SA |
363 | p.setPen(QPen(GridMinorColor, 1, Qt::DashLine)); |
364 | for (int i = 0; i < neg_vdivs_; i++) { | |
365 | const float dy = i * div_height_; | |
366 | const float dy25 = dy + (0.25 * div_height_); | |
367 | const float dy50 = dy + (0.50 * div_height_); | |
368 | const float dy75 = dy + (0.75 * div_height_); | |
369 | p.drawLine(QLineF(left, y + dy25, right, y + dy25)); | |
370 | p.drawLine(QLineF(left, y + dy50, right, y + dy50)); | |
371 | p.drawLine(QLineF(left, y + dy75, right, y + dy75)); | |
372 | } | |
37b9fed4 | 373 | } |
46a0cadc SA |
374 | |
375 | p.setRenderHint(QPainter::Antialiasing, true); | |
37b9fed4 SA |
376 | } |
377 | ||
7c68ddae | 378 | void AnalogSignal::paint_trace(QPainter &p, |
f3d66e52 | 379 | const shared_ptr<pv::data::AnalogSegment> &segment, |
7c68ddae JH |
380 | int y, int left, const int64_t start, const int64_t end, |
381 | const double pixels_offset, const double samples_per_pixel) | |
382 | { | |
fdfd5b3e SA |
383 | if (end <= start) |
384 | return; | |
385 | ||
d37ff80d SA |
386 | bool paint_thr_dots = |
387 | (base_->get_conversion_type() != data::SignalBase::NoConversion) && | |
388 | (conversion_threshold_disp_mode_ == GlobalSettings::ConvThrDispMode_Dots); | |
389 | ||
390 | vector<double> thresholds; | |
391 | if (paint_thr_dots) | |
392 | thresholds = base_->get_conversion_thresholds(); | |
393 | ||
fdfd5b3e SA |
394 | // Calculate and paint the sampling points if enabled and useful |
395 | GlobalSettings settings; | |
396 | const bool show_sampling_points = | |
d37ff80d SA |
397 | (settings.value(GlobalSettings::Key_View_ShowSamplingPoints).toBool() || |
398 | paint_thr_dots) && (samples_per_pixel < 0.25); | |
fdfd5b3e | 399 | |
73a25a6e | 400 | p.setPen(base_->colour()); |
7c68ddae | 401 | |
76ce6c7a UH |
402 | const int64_t points_count = end - start; |
403 | ||
404 | QPointF *points = new QPointF[points_count]; | |
a8acb46e JH |
405 | QPointF *point = points; |
406 | ||
d37ff80d | 407 | vector<QRectF> sampling_points[3]; |
8de1e1b2 | 408 | |
fdfd5b3e SA |
409 | int64_t sample_count = min(points_count, TracePaintBlockSize); |
410 | int64_t block_sample = 0; | |
b82243f7 SA |
411 | float *sample_block = new float[TracePaintBlockSize]; |
412 | segment->get_samples(start, start + sample_count, sample_block); | |
26a883ed | 413 | |
8de1e1b2 | 414 | const int w = 2; |
fdfd5b3e SA |
415 | for (int64_t sample = start; sample != end; sample++, block_sample++) { |
416 | ||
417 | if (block_sample == TracePaintBlockSize) { | |
418 | block_sample = 0; | |
fdfd5b3e | 419 | sample_count = min(points_count - sample, TracePaintBlockSize); |
b82243f7 | 420 | segment->get_samples(sample, sample + sample_count, sample_block); |
fdfd5b3e SA |
421 | } |
422 | ||
a8acb46e | 423 | const float x = (sample / samples_per_pixel - |
2658961b | 424 | pixels_offset) + left; |
26a883ed | 425 | |
fdfd5b3e | 426 | *point++ = QPointF(x, y - sample_block[block_sample] * scale_); |
8de1e1b2 | 427 | |
d37ff80d SA |
428 | if (show_sampling_points) { |
429 | int idx = 0; // Neutral | |
430 | ||
431 | if (paint_thr_dots) { | |
432 | if (thresholds.size() == 1) | |
433 | idx = (sample_block[block_sample] >= thresholds[0]) ? 2 : 1; | |
434 | else if (thresholds.size() == 2) { | |
435 | if (sample_block[block_sample] > thresholds[1]) | |
436 | idx = 2; // High | |
437 | else if (sample_block[block_sample] < thresholds[0]) | |
438 | idx = 1; // Low | |
439 | } | |
440 | } | |
441 | ||
442 | sampling_points[idx].push_back( | |
443 | QRectF(x - (w / 2), y - sample_block[block_sample] * scale_ - (w / 2), w, w)); | |
444 | } | |
a8acb46e | 445 | } |
fdfd5b3e | 446 | delete[] sample_block; |
a8acb46e | 447 | |
76ce6c7a | 448 | p.drawPolyline(points, points_count); |
a8acb46e | 449 | |
fdfd5b3e | 450 | if (show_sampling_points) { |
d37ff80d SA |
451 | if (paint_thr_dots) { |
452 | p.setPen(SamplingPointColourNe); | |
453 | p.drawRects(sampling_points[0].data(), sampling_points[0].size()); | |
454 | p.setPen(SamplingPointColourLo); | |
455 | p.drawRects(sampling_points[1].data(), sampling_points[1].size()); | |
456 | p.setPen(SamplingPointColourHi); | |
457 | p.drawRects(sampling_points[2].data(), sampling_points[2].size()); | |
458 | } else { | |
459 | p.setPen(SamplingPointColour); | |
460 | p.drawRects(sampling_points[0].data(), sampling_points[0].size()); | |
461 | } | |
8de1e1b2 UH |
462 | } |
463 | ||
a8acb46e | 464 | delete[] points; |
aba1dd16 JH |
465 | } |
466 | ||
7c68ddae | 467 | void AnalogSignal::paint_envelope(QPainter &p, |
f3d66e52 | 468 | const shared_ptr<pv::data::AnalogSegment> &segment, |
7c68ddae JH |
469 | int y, int left, const int64_t start, const int64_t end, |
470 | const double pixels_offset, const double samples_per_pixel) | |
471 | { | |
f3d66e52 | 472 | using pv::data::AnalogSegment; |
7c68ddae | 473 | |
f3d66e52 JH |
474 | AnalogSegment::EnvelopeSection e; |
475 | segment->get_envelope_section(e, start, end, samples_per_pixel); | |
7c68ddae JH |
476 | |
477 | if (e.length < 2) | |
478 | return; | |
479 | ||
819f4c25 | 480 | p.setPen(QPen(Qt::NoPen)); |
73a25a6e | 481 | p.setBrush(base_->colour()); |
7c68ddae JH |
482 | |
483 | QRectF *const rects = new QRectF[e.length]; | |
484 | QRectF *rect = rects; | |
485 | ||
c063290a | 486 | for (uint64_t sample = 0; sample < e.length - 1; sample++) { |
7c68ddae JH |
487 | const float x = ((e.scale * sample + e.start) / |
488 | samples_per_pixel - pixels_offset) + left; | |
f3d66e52 | 489 | const AnalogSegment::EnvelopeSample *const s = |
7c68ddae JH |
490 | e.samples + sample; |
491 | ||
492 | // We overlap this sample with the next so that vertical | |
493 | // gaps do not appear during steep rising or falling edges | |
c063290a UH |
494 | const float b = y - max(s->max, (s + 1)->min) * scale_; |
495 | const float t = y - min(s->min, (s + 1)->max) * scale_; | |
7c68ddae JH |
496 | |
497 | float h = b - t; | |
f3290553 | 498 | if (h >= 0.0f && h <= 1.0f) |
7c68ddae | 499 | h = 1.0f; |
f3290553 | 500 | if (h <= 0.0f && h >= -1.0f) |
7c68ddae JH |
501 | h = -1.0f; |
502 | ||
503 | *rect++ = QRectF(x, t, 1.0f, h); | |
504 | } | |
505 | ||
506 | p.drawRects(rects, e.length); | |
507 | ||
508 | delete[] rects; | |
509 | delete[] e.samples; | |
510 | } | |
511 | ||
60938e04 | 512 | void AnalogSignal::paint_logic_mid(QPainter &p, ViewItemPaintParams &pp) |
a8fd2759 SA |
513 | { |
514 | QLineF *line; | |
515 | ||
516 | vector< pair<int64_t, bool> > edges; | |
517 | ||
518 | assert(base_); | |
519 | ||
520 | const int y = get_visual_y(); | |
521 | ||
6c0df7c4 | 522 | if (!base_->enabled() || !base_->logic_data()) |
a8fd2759 SA |
523 | return; |
524 | ||
525 | const int signal_margin = | |
526 | QFontMetrics(QApplication::font()).height() / 2; | |
527 | ||
528 | const int ph = min(pos_vdivs_, 1) * div_height_; | |
529 | const int nh = min(neg_vdivs_, 1) * div_height_; | |
530 | const float high_offset = y - ph + signal_margin + 0.5f; | |
531 | const float low_offset = y + nh - signal_margin - 0.5f; | |
532 | ||
7daebd05 SA |
533 | shared_ptr<pv::data::LogicSegment> segment = get_logic_segment_to_paint(); |
534 | if (!segment) | |
a8fd2759 SA |
535 | return; |
536 | ||
a8fd2759 SA |
537 | double samplerate = segment->samplerate(); |
538 | ||
539 | // Show sample rate as 1Hz when it is unknown | |
540 | if (samplerate == 0.0) | |
541 | samplerate = 1.0; | |
542 | ||
543 | const double pixels_offset = pp.pixels_offset(); | |
544 | const pv::util::Timestamp& start_time = segment->start_time(); | |
545 | const int64_t last_sample = segment->get_sample_count() - 1; | |
546 | const double samples_per_pixel = samplerate * pp.scale(); | |
124be547 | 547 | const double pixels_per_sample = 1 / samples_per_pixel; |
a8fd2759 SA |
548 | const pv::util::Timestamp start = samplerate * (pp.offset() - start_time); |
549 | const pv::util::Timestamp end = start + samples_per_pixel * pp.width(); | |
550 | ||
551 | const int64_t start_sample = min(max(floor(start).convert_to<int64_t>(), | |
552 | (int64_t)0), last_sample); | |
553 | const uint64_t end_sample = min(max(ceil(end).convert_to<int64_t>(), | |
554 | (int64_t)0), last_sample); | |
555 | ||
556 | segment->get_subsampled_edges(edges, start_sample, end_sample, | |
557 | samples_per_pixel / LogicSignal::Oversampling, 0); | |
558 | assert(edges.size() >= 2); | |
559 | ||
124be547 SA |
560 | // Check whether we need to paint the sampling points |
561 | GlobalSettings settings; | |
562 | const bool show_sampling_points = | |
563 | settings.value(GlobalSettings::Key_View_ShowSamplingPoints).toBool() && | |
564 | (samples_per_pixel < 0.25); | |
565 | ||
566 | vector<QRectF> sampling_points; | |
567 | float sampling_point_x = 0.0f; | |
568 | int64_t sampling_point_sample = start_sample; | |
569 | const int w = 2; | |
570 | ||
571 | if (show_sampling_points) { | |
572 | sampling_points.reserve(end_sample - start_sample + 1); | |
573 | sampling_point_x = (edges.cbegin()->first / samples_per_pixel - pixels_offset) + pp.left(); | |
574 | } | |
575 | ||
a8fd2759 SA |
576 | // Paint the edges |
577 | const unsigned int edge_count = edges.size() - 2; | |
578 | QLineF *const edge_lines = new QLineF[edge_count]; | |
579 | line = edge_lines; | |
580 | ||
581 | for (auto i = edges.cbegin() + 1; i != edges.cend() - 1; i++) { | |
582 | const float x = ((*i).first / samples_per_pixel - | |
583 | pixels_offset) + pp.left(); | |
584 | *line++ = QLineF(x, high_offset, x, low_offset); | |
124be547 SA |
585 | |
586 | if (show_sampling_points) | |
587 | while (sampling_point_sample < (*i).first) { | |
588 | const float y = (*i).second ? low_offset : high_offset; | |
589 | sampling_points.emplace_back( | |
590 | QRectF(sampling_point_x - (w / 2), y - (w / 2), w, w)); | |
591 | sampling_point_sample++; | |
592 | sampling_point_x += pixels_per_sample; | |
593 | }; | |
a8fd2759 SA |
594 | } |
595 | ||
124be547 SA |
596 | // Calculate the sample points from the last edge to the end of the trace |
597 | if (show_sampling_points) | |
598 | while ((uint64_t)sampling_point_sample <= end_sample) { | |
599 | // Signal changed after the last edge, so the level is inverted | |
600 | const float y = (edges.cend() - 1)->second ? high_offset : low_offset; | |
601 | sampling_points.emplace_back( | |
602 | QRectF(sampling_point_x - (w / 2), y - (w / 2), w, w)); | |
603 | sampling_point_sample++; | |
604 | sampling_point_x += pixels_per_sample; | |
605 | }; | |
606 | ||
a8fd2759 SA |
607 | p.setPen(LogicSignal::EdgeColour); |
608 | p.drawLines(edge_lines, edge_count); | |
609 | delete[] edge_lines; | |
610 | ||
611 | // Paint the caps | |
612 | const unsigned int max_cap_line_count = edges.size(); | |
613 | QLineF *const cap_lines = new QLineF[max_cap_line_count]; | |
614 | ||
615 | p.setPen(LogicSignal::HighColour); | |
616 | paint_logic_caps(p, cap_lines, edges, true, samples_per_pixel, | |
617 | pixels_offset, pp.left(), high_offset); | |
618 | p.setPen(LogicSignal::LowColour); | |
619 | paint_logic_caps(p, cap_lines, edges, false, samples_per_pixel, | |
620 | pixels_offset, pp.left(), low_offset); | |
621 | ||
622 | delete[] cap_lines; | |
623 | ||
a8fd2759 | 624 | // Paint the sampling points |
124be547 SA |
625 | if (show_sampling_points) { |
626 | p.setPen(SamplingPointColour); | |
627 | p.drawRects(sampling_points.data(), sampling_points.size()); | |
a8fd2759 | 628 | } |
a8fd2759 SA |
629 | } |
630 | ||
631 | void AnalogSignal::paint_logic_caps(QPainter &p, QLineF *const lines, | |
632 | vector< pair<int64_t, bool> > &edges, bool level, | |
633 | double samples_per_pixel, double pixels_offset, float x_offset, | |
634 | float y_offset) | |
635 | { | |
636 | QLineF *line = lines; | |
637 | ||
638 | for (auto i = edges.begin(); i != (edges.end() - 1); i++) | |
639 | if ((*i).second == level) { | |
640 | *line++ = QLineF( | |
641 | ((*i).first / samples_per_pixel - | |
642 | pixels_offset) + x_offset, y_offset, | |
643 | ((*(i+1)).first / samples_per_pixel - | |
644 | pixels_offset) + x_offset, y_offset); | |
645 | } | |
646 | ||
647 | p.drawLines(lines, line - lines); | |
648 | } | |
649 | ||
7daebd05 SA |
650 | shared_ptr<pv::data::AnalogSegment> AnalogSignal::get_analog_segment_to_paint() const |
651 | { | |
652 | shared_ptr<pv::data::AnalogSegment> segment; | |
653 | ||
654 | const deque< shared_ptr<pv::data::AnalogSegment> > &segments = | |
655 | base_->analog_data()->analog_segments(); | |
656 | ||
657 | if (!segments.empty()) { | |
658 | if (segment_display_mode_ == ShowLastSegmentOnly) | |
659 | segment = segments.back(); | |
660 | ||
661 | if (segment_display_mode_ == ShowSingleSegmentOnly) { | |
662 | try { | |
663 | segment = segments.at(current_segment_); | |
664 | } catch (out_of_range) { | |
341d9a79 | 665 | qDebug() << "Current analog segment out of range for signal" << base_->name() << ":" << current_segment_; |
7daebd05 SA |
666 | } |
667 | } | |
668 | } | |
669 | ||
670 | return segment; | |
671 | } | |
672 | ||
673 | shared_ptr<pv::data::LogicSegment> AnalogSignal::get_logic_segment_to_paint() const | |
674 | { | |
675 | shared_ptr<pv::data::LogicSegment> segment; | |
676 | ||
677 | const deque< shared_ptr<pv::data::LogicSegment> > &segments = | |
678 | base_->logic_data()->logic_segments(); | |
679 | ||
680 | if (!segments.empty()) { | |
681 | if (segment_display_mode_ == ShowLastSegmentOnly) | |
682 | segment = segments.back(); | |
683 | ||
684 | if (segment_display_mode_ == ShowSingleSegmentOnly) { | |
685 | try { | |
686 | segment = segments.at(current_segment_); | |
687 | } catch (out_of_range) { | |
341d9a79 | 688 | qDebug() << "Current logic segment out of range for signal" << base_->name() << ":" << current_segment_; |
7daebd05 SA |
689 | } |
690 | } | |
691 | } | |
692 | ||
693 | return segment; | |
694 | } | |
695 | ||
368a37c2 | 696 | float AnalogSignal::get_resolution(int scale_index) |
8a2fafcc JH |
697 | { |
698 | const float seq[] = {1.0f, 2.0f, 5.0f}; | |
834a4f1b | 699 | |
6f925ba9 UH |
700 | const int offset = numeric_limits<int>::max() / (2 * countof(seq)); |
701 | const div_t d = div((int)(scale_index + countof(seq) * offset), | |
8a2fafcc | 702 | countof(seq)); |
834a4f1b | 703 | |
368a37c2 SA |
704 | return powf(10.0f, d.quot - offset) * seq[d.rem]; |
705 | } | |
706 | ||
707 | void AnalogSignal::update_scale() | |
708 | { | |
709 | resolution_ = get_resolution(scale_index_); | |
834a4f1b | 710 | scale_ = div_height_ / resolution_; |
8a2fafcc JH |
711 | } |
712 | ||
52c900ac SA |
713 | void AnalogSignal::update_conversion_widgets() |
714 | { | |
2b6e7a72 | 715 | SignalBase::ConversionType conv_type = base_->get_conversion_type(); |
52c900ac SA |
716 | |
717 | // Enable or disable widgets depending on conversion state | |
2b6e7a72 SA |
718 | conv_threshold_cb_->setEnabled(conv_type != SignalBase::NoConversion); |
719 | display_type_cb_->setEnabled(conv_type != SignalBase::NoConversion); | |
52c900ac SA |
720 | |
721 | conv_threshold_cb_->clear(); | |
722 | ||
723 | vector < pair<QString, int> > presets = base_->get_conversion_presets(); | |
724 | ||
725 | // Prevent the combo box from firing the "edit text changed" signal | |
726 | // as that would involuntarily select the first entry | |
727 | conv_threshold_cb_->blockSignals(true); | |
728 | ||
729 | // Set available options depending on chosen conversion | |
730 | for (pair<QString, int> preset : presets) | |
731 | conv_threshold_cb_->addItem(preset.first, preset.second); | |
732 | ||
733 | map < QString, QVariant > options = base_->get_conversion_options(); | |
734 | ||
b9cdbe03 | 735 | if (conv_type == SignalBase::A2LConversionByThreshold) { |
52c900ac | 736 | const vector<double> thresholds = base_->get_conversion_thresholds( |
b9cdbe03 | 737 | SignalBase::A2LConversionByThreshold, true); |
52c900ac SA |
738 | conv_threshold_cb_->addItem( |
739 | QString("%1V").arg(QString::number(thresholds[0], 'f', 1)), -1); | |
740 | } | |
741 | ||
2b6e7a72 | 742 | if (conv_type == SignalBase::A2LConversionBySchmittTrigger) { |
52c900ac | 743 | const vector<double> thresholds = base_->get_conversion_thresholds( |
2b6e7a72 | 744 | SignalBase::A2LConversionBySchmittTrigger, true); |
52c900ac SA |
745 | conv_threshold_cb_->addItem(QString("%1V/%2V").arg( |
746 | QString::number(thresholds[0], 'f', 1), | |
747 | QString::number(thresholds[1], 'f', 1)), -1); | |
748 | } | |
749 | ||
750 | int preset_id = base_->get_current_conversion_preset(); | |
751 | conv_threshold_cb_->setCurrentIndex( | |
752 | conv_threshold_cb_->findData(preset_id)); | |
753 | ||
754 | conv_threshold_cb_->blockSignals(false); | |
755 | } | |
756 | ||
430b94aa | 757 | void AnalogSignal::perform_autoranging(bool keep_divs, bool force_update) |
73e377fe SA |
758 | { |
759 | const deque< shared_ptr<pv::data::AnalogSegment> > &segments = | |
760 | base_->analog_data()->analog_segments(); | |
761 | ||
762 | if (segments.empty()) | |
763 | return; | |
764 | ||
765 | static double prev_min = 0, prev_max = 0; | |
766 | double min = 0, max = 0; | |
767 | ||
768 | for (shared_ptr<pv::data::AnalogSegment> segment : segments) { | |
6f925ba9 | 769 | pair<double, double> mm = segment->get_min_max(); |
73e377fe SA |
770 | min = std::min(min, mm.first); |
771 | max = std::max(max, mm.second); | |
772 | } | |
773 | ||
774 | if ((min == prev_min) && (max == prev_max) && !force_update) | |
775 | return; | |
776 | ||
777 | prev_min = min; | |
778 | prev_max = max; | |
779 | ||
430b94aa SA |
780 | // If we're allowed to alter the div assignment... |
781 | if (!keep_divs) { | |
782 | // Use all divs for the positive range if there are no negative values | |
783 | if ((min == 0) && (neg_vdivs_ > 0)) { | |
784 | pos_vdivs_ += neg_vdivs_; | |
785 | neg_vdivs_ = 0; | |
786 | } | |
73e377fe | 787 | |
430b94aa SA |
788 | // Split up the divs if there are negative values but no negative divs |
789 | if ((min < 0) && (neg_vdivs_ == 0)) { | |
790 | neg_vdivs_ = pos_vdivs_ / 2; | |
791 | pos_vdivs_ -= neg_vdivs_; | |
792 | } | |
681b6d5a SA |
793 | } |
794 | ||
430b94aa SA |
795 | // If there is still no positive div when we need it, add one |
796 | // (this can happen when pos_vdivs==neg_vdivs==0) | |
17c7f31c | 797 | if ((max > 0) && (pos_vdivs_ == 0)) { |
430b94aa | 798 | pos_vdivs_ = 1; |
17c7f31c SA |
799 | owner_->extents_changed(false, true); |
800 | } | |
430b94aa SA |
801 | |
802 | // If there is still no negative div when we need it, add one | |
803 | // (this can happen when pos_vdivs was 0 or 1 when trying to split) | |
17c7f31c | 804 | if ((min < 0) && (neg_vdivs_ == 0)) { |
430b94aa | 805 | neg_vdivs_ = 1; |
17c7f31c SA |
806 | owner_->extents_changed(false, true); |
807 | } | |
430b94aa | 808 | |
73e377fe SA |
809 | double min_value_per_div; |
810 | if ((pos_vdivs_ > 0) && (neg_vdivs_ > 0)) | |
811 | min_value_per_div = std::max(max / pos_vdivs_, -min / neg_vdivs_); | |
812 | else if (pos_vdivs_ > 0) | |
813 | min_value_per_div = max / pos_vdivs_; | |
814 | else | |
815 | min_value_per_div = -min / neg_vdivs_; | |
816 | ||
817 | // Find first scale value that is bigger than the value we need | |
818 | for (int i = MinScaleIndex; i < MaxScaleIndex; i++) | |
819 | if (get_resolution(i) > min_value_per_div) { | |
820 | scale_index_ = i; | |
821 | break; | |
822 | } | |
823 | ||
824 | update_scale(); | |
825 | } | |
826 | ||
4cffac16 SA |
827 | void AnalogSignal::populate_popup_form(QWidget *parent, QFormLayout *form) |
828 | { | |
829 | // Add the standard options | |
830 | Signal::populate_popup_form(parent, form); | |
831 | ||
368a37c2 SA |
832 | QFormLayout *const layout = new QFormLayout; |
833 | ||
cbb50547 | 834 | // Add div-related settings |
430b94aa SA |
835 | pvdiv_sb_ = new QSpinBox(parent); |
836 | pvdiv_sb_->setRange(0, MaximumVDivs); | |
837 | pvdiv_sb_->setValue(pos_vdivs_); | |
838 | connect(pvdiv_sb_, SIGNAL(valueChanged(int)), | |
459db2c5 | 839 | this, SLOT(on_pos_vdivs_changed(int))); |
430b94aa | 840 | layout->addRow(tr("Number of pos vertical divs"), pvdiv_sb_); |
459db2c5 | 841 | |
430b94aa SA |
842 | nvdiv_sb_ = new QSpinBox(parent); |
843 | nvdiv_sb_->setRange(0, MaximumVDivs); | |
844 | nvdiv_sb_->setValue(neg_vdivs_); | |
845 | connect(nvdiv_sb_, SIGNAL(valueChanged(int)), | |
459db2c5 | 846 | this, SLOT(on_neg_vdivs_changed(int))); |
430b94aa | 847 | layout->addRow(tr("Number of neg vertical divs"), nvdiv_sb_); |
368a37c2 | 848 | |
cbb50547 SA |
849 | div_height_sb_ = new QSpinBox(parent); |
850 | div_height_sb_->setRange(20, 1000); | |
851 | div_height_sb_->setSingleStep(5); | |
852 | div_height_sb_->setSuffix(tr(" pixels")); | |
853 | div_height_sb_->setValue(div_height_); | |
854 | connect(div_height_sb_, SIGNAL(valueChanged(int)), | |
855 | this, SLOT(on_div_height_changed(int))); | |
856 | layout->addRow(tr("Div height"), div_height_sb_); | |
857 | ||
368a37c2 SA |
858 | // Add the vertical resolution |
859 | resolution_cb_ = new QComboBox(parent); | |
860 | ||
861 | for (int i = MinScaleIndex; i < MaxScaleIndex; i++) { | |
862 | const QString label = QString("%1").arg(get_resolution(i)); | |
863 | resolution_cb_->insertItem(0, label, QVariant(i)); | |
864 | } | |
865 | ||
a970015f | 866 | int cur_idx = resolution_cb_->findData(QVariant(scale_index_)); |
368a37c2 SA |
867 | resolution_cb_->setCurrentIndex(cur_idx); |
868 | ||
869 | connect(resolution_cb_, SIGNAL(currentIndexChanged(int)), | |
870 | this, SLOT(on_resolution_changed(int))); | |
871 | ||
872 | QGridLayout *const vdiv_layout = new QGridLayout; | |
873 | QLabel *const vdiv_unit = new QLabel(tr("V/div")); | |
874 | vdiv_layout->addWidget(resolution_cb_, 0, 0); | |
875 | vdiv_layout->addWidget(vdiv_unit, 0, 1); | |
876 | ||
877 | layout->addRow(tr("Vertical resolution"), vdiv_layout); | |
878 | ||
73e377fe SA |
879 | // Add the autoranging checkbox |
880 | QCheckBox* autoranging_cb = new QCheckBox(); | |
881 | autoranging_cb->setCheckState(autoranging_ ? Qt::Checked : Qt::Unchecked); | |
882 | ||
883 | connect(autoranging_cb, SIGNAL(stateChanged(int)), | |
884 | this, SLOT(on_autoranging_changed(int))); | |
885 | ||
886 | layout->addRow(tr("Autoranging"), autoranging_cb); | |
887 | ||
a970015f SA |
888 | // Add the conversion type dropdown |
889 | conversion_cb_ = new QComboBox(); | |
890 | ||
2b6e7a72 SA |
891 | conversion_cb_->addItem(tr("none"), |
892 | SignalBase::NoConversion); | |
893 | conversion_cb_->addItem(tr("to logic via threshold"), | |
b9cdbe03 | 894 | SignalBase::A2LConversionByThreshold); |
2b6e7a72 SA |
895 | conversion_cb_->addItem(tr("to logic via schmitt-trigger"), |
896 | SignalBase::A2LConversionBySchmittTrigger); | |
a970015f | 897 | |
06b6ce26 | 898 | cur_idx = conversion_cb_->findData(QVariant(base_->get_conversion_type())); |
a970015f SA |
899 | conversion_cb_->setCurrentIndex(cur_idx); |
900 | ||
7c84c074 | 901 | layout->addRow(tr("Conversion"), conversion_cb_); |
a970015f SA |
902 | |
903 | connect(conversion_cb_, SIGNAL(currentIndexChanged(int)), | |
904 | this, SLOT(on_conversion_changed(int))); | |
905 | ||
52c900ac SA |
906 | // Add the conversion threshold settings |
907 | conv_threshold_cb_ = new QComboBox(); | |
908 | conv_threshold_cb_->setEditable(true); | |
909 | ||
910 | layout->addRow(tr("Conversion threshold(s)"), conv_threshold_cb_); | |
911 | ||
912 | connect(conv_threshold_cb_, SIGNAL(currentIndexChanged(int)), | |
913 | this, SLOT(on_conv_threshold_changed(int))); | |
914 | connect(conv_threshold_cb_, SIGNAL(editTextChanged(const QString)), | |
915 | this, SLOT(on_conv_threshold_changed())); // index will be -1 | |
916 | ||
a970015f SA |
917 | // Add the display type dropdown |
918 | display_type_cb_ = new QComboBox(); | |
919 | ||
c6b017fb SA |
920 | display_type_cb_->addItem(tr("analog"), DisplayAnalog); |
921 | display_type_cb_->addItem(tr("converted"), DisplayConverted); | |
922 | display_type_cb_->addItem(tr("analog+converted"), DisplayBoth); | |
a970015f SA |
923 | |
924 | cur_idx = display_type_cb_->findData(QVariant(display_type_)); | |
925 | display_type_cb_->setCurrentIndex(cur_idx); | |
926 | ||
c6b017fb | 927 | layout->addRow(tr("Show traces for"), display_type_cb_); |
a970015f | 928 | |
b8c4a95b SA |
929 | connect(display_type_cb_, SIGNAL(currentIndexChanged(int)), |
930 | this, SLOT(on_display_type_changed(int))); | |
931 | ||
52c900ac SA |
932 | // Update the conversion widget contents and states |
933 | update_conversion_widgets(); | |
934 | ||
368a37c2 | 935 | form->addRow(layout); |
4cffac16 SA |
936 | } |
937 | ||
c6d9cf65 | 938 | void AnalogSignal::on_min_max_changed(float min, float max) |
85715407 | 939 | { |
c6d9cf65 SA |
940 | (void)min; |
941 | (void)max; | |
942 | ||
943 | if (autoranging_) | |
944 | perform_autoranging(false, false); | |
85715407 SA |
945 | } |
946 | ||
459db2c5 SA |
947 | void AnalogSignal::on_pos_vdivs_changed(int vdivs) |
948 | { | |
430b94aa SA |
949 | if (vdivs == pos_vdivs_) |
950 | return; | |
951 | ||
459db2c5 SA |
952 | pos_vdivs_ = vdivs; |
953 | ||
80067e49 SA |
954 | // There has to be at least one div, positive or negative |
955 | if ((neg_vdivs_ == 0) && (pos_vdivs_ == 0)) { | |
956 | pos_vdivs_ = 1; | |
957 | if (pvdiv_sb_) | |
958 | pvdiv_sb_->setValue(pos_vdivs_); | |
959 | } | |
960 | ||
430b94aa SA |
961 | if (autoranging_) { |
962 | perform_autoranging(true, true); | |
963 | ||
964 | // It could be that a positive or negative div was added, so update | |
965 | if (pvdiv_sb_) { | |
966 | pvdiv_sb_->setValue(pos_vdivs_); | |
967 | nvdiv_sb_->setValue(neg_vdivs_); | |
968 | } | |
969 | } | |
73e377fe | 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 | |
75d0779e SA |
1002 | if (owner_) { |
1003 | // Call order is important, otherwise the lazy event handler won't work | |
4cffac16 | 1004 | owner_->extents_changed(false, true); |
75d0779e SA |
1005 | owner_->row_item_appearance_changed(false, true); |
1006 | } | |
4cffac16 SA |
1007 | } |
1008 | ||
cbb50547 SA |
1009 | void AnalogSignal::on_div_height_changed(int height) |
1010 | { | |
1011 | div_height_ = height; | |
1012 | update_scale(); | |
1013 | ||
1014 | if (owner_) { | |
1015 | // Call order is important, otherwise the lazy event handler won't work | |
1016 | owner_->extents_changed(false, true); | |
1017 | owner_->row_item_appearance_changed(false, true); | |
1018 | } | |
1019 | } | |
1020 | ||
368a37c2 SA |
1021 | void AnalogSignal::on_resolution_changed(int index) |
1022 | { | |
1023 | scale_index_ = resolution_cb_->itemData(index).toInt(); | |
1024 | update_scale(); | |
1025 | ||
1026 | if (owner_) | |
1027 | owner_->row_item_appearance_changed(false, true); | |
1028 | } | |
4cffac16 | 1029 | |
73e377fe SA |
1030 | void AnalogSignal::on_autoranging_changed(int state) |
1031 | { | |
1032 | autoranging_ = (state == Qt::Checked); | |
1033 | ||
1034 | if (autoranging_) | |
430b94aa | 1035 | perform_autoranging(false, true); |
73e377fe | 1036 | |
85715407 SA |
1037 | if (owner_) { |
1038 | // Call order is important, otherwise the lazy event handler won't work | |
1039 | owner_->extents_changed(false, true); | |
73e377fe | 1040 | owner_->row_item_appearance_changed(false, true); |
85715407 | 1041 | } |
73e377fe SA |
1042 | } |
1043 | ||
a970015f SA |
1044 | void AnalogSignal::on_conversion_changed(int index) |
1045 | { | |
2b6e7a72 | 1046 | SignalBase::ConversionType old_conv_type = base_->get_conversion_type(); |
a8fd2759 | 1047 | |
2b6e7a72 SA |
1048 | SignalBase::ConversionType conv_type = |
1049 | (SignalBase::ConversionType)(conversion_cb_->itemData(index).toInt()); | |
a8fd2759 | 1050 | |
06b6ce26 SA |
1051 | if (conv_type != old_conv_type) { |
1052 | base_->set_conversion_type(conv_type); | |
52c900ac | 1053 | update_conversion_widgets(); |
06b6ce26 SA |
1054 | |
1055 | if (owner_) | |
1056 | owner_->row_item_appearance_changed(false, true); | |
a8fd2759 | 1057 | } |
a970015f SA |
1058 | } |
1059 | ||
52c900ac SA |
1060 | void AnalogSignal::on_conv_threshold_changed(int index) |
1061 | { | |
2b6e7a72 | 1062 | SignalBase::ConversionType conv_type = base_->get_conversion_type(); |
52c900ac SA |
1063 | |
1064 | // Note: index is set to -1 if the text in the combo box matches none of | |
1065 | // the entries in the combo box | |
1066 | ||
1067 | if ((index == -1) && (conv_threshold_cb_->currentText().length() == 0)) | |
1068 | return; | |
1069 | ||
1070 | // The combo box entry with the custom value has user_data set to -1 | |
1071 | const int user_data = conv_threshold_cb_->findText( | |
1072 | conv_threshold_cb_->currentText()); | |
1073 | ||
1074 | const bool use_custom_thr = (index == -1) || (user_data == -1); | |
1075 | ||
b9cdbe03 | 1076 | if (conv_type == SignalBase::A2LConversionByThreshold && use_custom_thr) { |
52c900ac SA |
1077 | // Not one of the preset values, try to parse the combo box text |
1078 | // Note: Regex loosely based on | |
1079 | // https://txt2re.com/index-c++.php3?s=0.1V&1&-13 | |
1080 | QString re1 = "([+-]?\\d*[\\.,]?\\d*)"; // Float value | |
1081 | QString re2 = "([a-zA-Z]*)"; // SI unit | |
1082 | QRegExp regex(re1 + re2); | |
1083 | ||
1084 | const QString text = conv_threshold_cb_->currentText(); | |
1085 | if (!regex.exactMatch(text)) | |
1086 | return; // String doesn't match the regex | |
1087 | ||
1088 | QStringList tokens = regex.capturedTexts(); | |
1089 | ||
1090 | // For now, we simply assume that the unit is volt without modifiers | |
1091 | const double thr = tokens.at(1).toDouble(); | |
1092 | ||
932bc246 SA |
1093 | // Only restart the conversion if the threshold was updated. |
1094 | // We're starting a delayed conversion because the user may still be | |
1095 | // typing and the UI would lag if we kept on restarting it immediately | |
52c900ac | 1096 | if (base_->set_conversion_option("threshold_value", thr)) |
932bc246 | 1097 | base_->start_conversion(true); |
52c900ac SA |
1098 | } |
1099 | ||
2b6e7a72 | 1100 | if (conv_type == SignalBase::A2LConversionBySchmittTrigger && use_custom_thr) { |
52c900ac SA |
1101 | // Not one of the preset values, try to parse the combo box text |
1102 | // Note: Regex loosely based on | |
1103 | // https://txt2re.com/index-c++.php3?s=0.1V/0.2V&2&14&-22&3&15 | |
1104 | QString re1 = "([+-]?\\d*[\\.,]?\\d*)"; // Float value | |
1105 | QString re2 = "([a-zA-Z]*)"; // SI unit | |
1106 | QString re3 = "\\/"; // Forward slash, not captured | |
1107 | QString re4 = "([+-]?\\d*[\\.,]?\\d*)"; // Float value | |
1108 | QString re5 = "([a-zA-Z]*)"; // SI unit | |
1109 | QRegExp regex(re1 + re2 + re3 + re4 + re5); | |
1110 | ||
1111 | const QString text = conv_threshold_cb_->currentText(); | |
1112 | if (!regex.exactMatch(text)) | |
1113 | return; // String doesn't match the regex | |
1114 | ||
1115 | QStringList tokens = regex.capturedTexts(); | |
1116 | ||
1117 | // For now, we simply assume that the unit is volt without modifiers | |
1118 | const double low_thr = tokens.at(1).toDouble(); | |
1119 | const double high_thr = tokens.at(3).toDouble(); | |
1120 | ||
932bc246 SA |
1121 | // Only restart the conversion if one of the options was updated. |
1122 | // We're starting a delayed conversion because the user may still be | |
1123 | // typing and the UI would lag if we kept on restarting it immediately | |
52c900ac SA |
1124 | bool o1 = base_->set_conversion_option("threshold_value_low", low_thr); |
1125 | bool o2 = base_->set_conversion_option("threshold_value_high", high_thr); | |
1126 | if (o1 || o2) | |
932bc246 | 1127 | base_->start_conversion(true); // Start delayed conversion |
52c900ac SA |
1128 | } |
1129 | ||
f0f9c856 | 1130 | base_->set_conversion_preset((SignalBase::ConversionPreset)index); |
52c900ac | 1131 | |
932bc246 SA |
1132 | // Immediately start the conversion if we're not using custom values |
1133 | // (i.e. we're using one of the presets) | |
1134 | if (!use_custom_thr) | |
52c900ac SA |
1135 | base_->start_conversion(); |
1136 | } | |
1137 | ||
1138 | void AnalogSignal::on_delayed_conversion_starter() | |
1139 | { | |
1140 | base_->start_conversion(); | |
1141 | } | |
1142 | ||
b8c4a95b SA |
1143 | void AnalogSignal::on_display_type_changed(int index) |
1144 | { | |
1145 | display_type_ = (DisplayType)(display_type_cb_->itemData(index).toInt()); | |
1146 | ||
1147 | if (owner_) | |
1148 | owner_->row_item_appearance_changed(false, true); | |
1149 | } | |
1150 | ||
90ee1ed9 | 1151 | void AnalogSignal::on_settingViewConversionThresholdDispMode_changed(const QVariant new_value) |
2601ce96 | 1152 | { |
90ee1ed9 | 1153 | conversion_threshold_disp_mode_ = new_value.toInt(); |
2601ce96 SA |
1154 | |
1155 | if (owner_) | |
1156 | owner_->row_item_appearance_changed(false, true); | |
1157 | } | |
1158 | ||
1573bf16 | 1159 | } // namespace trace |
f4e57597 | 1160 | } // namespace views |
aba1dd16 | 1161 | } // namespace pv |