2 * This file is part of the PulseView project.
4 * Copyright (C) 2017 Soeren Apel <soeren@apelpie.net>
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.
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.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, see <http://www.gnu.org/licenses/>.
21 #include "logicsegment.hpp"
22 #include "decodesignal.hpp"
23 #include "signaldata.hpp"
25 #include <pv/binding/decoder.hpp>
26 #include <pv/data/decode/decoder.hpp>
27 #include <pv/data/decode/row.hpp>
28 #include <pv/data/decoderstack.hpp>
29 #include <pv/session.hpp>
31 using std::make_shared;
32 using std::shared_ptr;
33 using pv::data::decode::Decoder;
34 using pv::data::decode::Row;
39 DecodeSignal::DecodeSignal(shared_ptr<pv::data::DecoderStack> decoder_stack,
40 const unordered_set< shared_ptr<data::SignalBase> > &all_signals) :
41 SignalBase(nullptr, SignalBase::DecodeChannel),
42 decoder_stack_(decoder_stack),
43 all_signals_(all_signals)
45 set_name(QString::fromUtf8(decoder_stack_->stack().front()->decoder()->name));
47 update_channel_list();
48 auto_assign_signals();
50 connect(decoder_stack_.get(), SIGNAL(new_annotations()),
51 this, SLOT(on_new_annotations()));
54 DecodeSignal::~DecodeSignal()
58 bool DecodeSignal::is_decode_signal() const
63 shared_ptr<pv::data::DecoderStack> DecodeSignal::decoder_stack() const
65 return decoder_stack_;
68 const list< shared_ptr<Decoder> >& DecodeSignal::decoder_stack_list() const
70 return decoder_stack_->stack();
73 void DecodeSignal::stack_decoder(srd_decoder *decoder)
76 assert(decoder_stack);
77 decoder_stack_->push(make_shared<data::decode::Decoder>(decoder));
79 // Include the newly created decode channels in the channel list
80 update_channel_list();
82 auto_assign_signals();
83 decoder_stack_->begin_decode();
86 void DecodeSignal::remove_decoder(int index)
88 decoder_stack_->remove(index);
89 update_channel_list();
90 decoder_stack_->begin_decode();
93 bool DecodeSignal::toggle_decoder_visibility(int index)
95 const list< shared_ptr<Decoder> > stack(decoder_stack_->stack());
97 auto iter = stack.cbegin();
98 for (int i = 0; i < index; i++, iter++)
99 assert(iter != stack.end());
101 shared_ptr<Decoder> dec = *iter;
103 // Toggle decoder visibility
106 state = !dec->shown();
113 QString DecodeSignal::error_message() const
115 return decoder_stack_->error_message();
118 const list<data::DecodeChannel> DecodeSignal::get_channels() const
123 void DecodeSignal::auto_assign_signals()
125 // Try to auto-select channels that don't have signals assigned yet
126 for (data::DecodeChannel &ch : channels_) {
127 if (ch.assigned_signal)
130 for (shared_ptr<data::SignalBase> s : all_signals_)
131 if (s->logic_data() && (ch.name.toLower().contains(s->name().toLower())))
132 ch.assigned_signal = s.get();
136 void DecodeSignal::assign_signal(const uint16_t channel_id, const SignalBase *signal)
138 for (data::DecodeChannel &ch : channels_)
139 if (ch.id == channel_id)
140 ch.assigned_signal = signal;
144 decoder_stack_->begin_decode();
147 void DecodeSignal::set_initial_pin_state(const uint16_t channel_id, const int init_state)
149 for (data::DecodeChannel &ch : channels_)
150 if (ch.id == channel_id)
151 ch.initial_pin_state = init_state;
155 decoder_stack_->begin_decode();
158 int64_t DecodeSignal::sample_count() const
160 shared_ptr<Logic> data;
161 shared_ptr<data::SignalBase> signalbase;
163 // We get the logic data of the first channel in the list.
164 // This works because we are currently assuming all
165 // LogicSignals have the same data/segment
166 for (const shared_ptr<Decoder> &dec : decoder_stack_->stack())
167 if (dec && !dec->channels().empty() &&
168 ((signalbase = (*dec->channels().begin()).second)) &&
169 ((data = signalbase->logic_data())))
172 if (!data || data->logic_segments().empty())
175 const shared_ptr<LogicSegment> segment = data->logic_segments().front();
178 return (int64_t)segment->get_sample_count();
181 double DecodeSignal::samplerate() const
183 return decoder_stack_->samplerate();
186 const pv::util::Timestamp& DecodeSignal::start_time() const
188 return decoder_stack_->start_time();
191 int64_t DecodeSignal::samples_decoded() const
193 return decoder_stack_->samples_decoded();
196 vector<Row> DecodeSignal::visible_rows() const
198 return decoder_stack_->get_visible_rows();
201 void DecodeSignal::get_annotation_subset(
202 vector<pv::data::decode::Annotation> &dest,
203 const decode::Row &row, uint64_t start_sample,
204 uint64_t end_sample) const
206 return decoder_stack_->get_annotation_subset(dest, row,
207 start_sample, end_sample);
210 void DecodeSignal::update_channel_list()
212 list<data::DecodeChannel> prev_channels = channels_;
217 // Copy existing entries, create new as needed
218 for (shared_ptr<Decoder> decoder : decoder_stack_->stack()) {
219 const srd_decoder* srd_d = decoder->decoder();
222 // Mandatory channels
223 for (l = srd_d->channels; l; l = l->next) {
224 const struct srd_channel *const pdch = (struct srd_channel *)l->data;
225 bool ch_added = false;
227 // Copy but update ID if this channel was in the list before
228 for (data::DecodeChannel ch : prev_channels)
229 if (ch.pdch_ == pdch) {
231 channels_.push_back(ch);
237 // Create new entry without a mapped signal
238 data::DecodeChannel ch = {id++, false, nullptr,
239 QString::fromUtf8(pdch->name), QString::fromUtf8(pdch->desc),
240 SRD_INITIAL_PIN_SAME_AS_SAMPLE0, decoder, pdch};
241 channels_.push_back(ch);
246 for (l = srd_d->opt_channels; l; l = l->next) {
247 const struct srd_channel *const pdch = (struct srd_channel *)l->data;
248 bool ch_added = false;
250 // Copy but update ID if this channel was in the list before
251 for (data::DecodeChannel ch : prev_channels)
252 if (ch.pdch_ == pdch) {
254 channels_.push_back(ch);
260 // Create new entry without a mapped signal
261 data::DecodeChannel ch = {id++, true, nullptr,
262 QString::fromUtf8(pdch->name), QString::fromUtf8(pdch->desc),
263 SRD_INITIAL_PIN_SAME_AS_SAMPLE0, decoder, pdch};
264 channels_.push_back(ch);
272 void DecodeSignal::on_new_annotations()
274 // Forward the signal to the frontend