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ad908057 SA |
1 | /* |
2 | * This file is part of the PulseView project. | |
3 | * | |
4 | * Copyright (C) 2017 Soeren Apel <soeren@apelpie.net> | |
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 | |
17 | * along with this program; if not, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | ||
20 | #include "logic.hpp" | |
21 | #include "logicsegment.hpp" | |
22 | #include "decodesignal.hpp" | |
23 | #include "signaldata.hpp" | |
24 | ||
25 | #include <pv/binding/decoder.hpp> | |
26 | #include <pv/data/decode/decoder.hpp> | |
ecd07c20 | 27 | #include <pv/data/decode/row.hpp> |
ad908057 SA |
28 | #include <pv/data/decoderstack.hpp> |
29 | #include <pv/session.hpp> | |
30 | ||
31 | using std::make_shared; | |
32 | using std::shared_ptr; | |
33 | using pv::data::decode::Decoder; | |
ecd07c20 | 34 | using pv::data::decode::Row; |
ad908057 SA |
35 | |
36 | namespace pv { | |
37 | namespace data { | |
38 | ||
132a5c6d SA |
39 | DecodeSignal::DecodeSignal(shared_ptr<pv::data::DecoderStack> decoder_stack, |
40 | const unordered_set< shared_ptr<data::SignalBase> > &all_signals) : | |
ad908057 | 41 | SignalBase(nullptr, SignalBase::DecodeChannel), |
132a5c6d SA |
42 | decoder_stack_(decoder_stack), |
43 | all_signals_(all_signals) | |
ad908057 SA |
44 | { |
45 | set_name(QString::fromUtf8(decoder_stack_->stack().front()->decoder()->name)); | |
46 | ||
9f97b357 | 47 | update_channel_list(); |
132a5c6d | 48 | auto_assign_signals(); |
9f97b357 | 49 | |
ad908057 SA |
50 | connect(decoder_stack_.get(), SIGNAL(new_annotations()), |
51 | this, SLOT(on_new_annotations())); | |
52 | } | |
53 | ||
54 | DecodeSignal::~DecodeSignal() | |
55 | { | |
56 | } | |
57 | ||
58 | bool DecodeSignal::is_decode_signal() const | |
59 | { | |
60 | return true; | |
61 | } | |
62 | ||
63 | shared_ptr<pv::data::DecoderStack> DecodeSignal::decoder_stack() const | |
64 | { | |
65 | return decoder_stack_; | |
66 | } | |
67 | ||
ecd07c20 SA |
68 | const list< shared_ptr<Decoder> >& DecodeSignal::decoder_stack_list() const |
69 | { | |
70 | return decoder_stack_->stack(); | |
71 | } | |
72 | ||
ad908057 SA |
73 | void DecodeSignal::stack_decoder(srd_decoder *decoder) |
74 | { | |
75 | assert(decoder); | |
76 | assert(decoder_stack); | |
77 | decoder_stack_->push(make_shared<data::decode::Decoder>(decoder)); | |
132a5c6d SA |
78 | |
79 | // Include the newly created decode channels in the channel list | |
9f97b357 | 80 | update_channel_list(); |
132a5c6d SA |
81 | |
82 | auto_assign_signals(); | |
ad908057 SA |
83 | decoder_stack_->begin_decode(); |
84 | } | |
85 | ||
86 | void DecodeSignal::remove_decoder(int index) | |
87 | { | |
88 | decoder_stack_->remove(index); | |
9f97b357 | 89 | update_channel_list(); |
ad908057 SA |
90 | decoder_stack_->begin_decode(); |
91 | } | |
92 | ||
93 | bool DecodeSignal::toggle_decoder_visibility(int index) | |
94 | { | |
95 | const list< shared_ptr<Decoder> > stack(decoder_stack_->stack()); | |
96 | ||
97 | auto iter = stack.cbegin(); | |
98 | for (int i = 0; i < index; i++, iter++) | |
99 | assert(iter != stack.end()); | |
100 | ||
101 | shared_ptr<Decoder> dec = *iter; | |
102 | ||
103 | // Toggle decoder visibility | |
104 | bool state = false; | |
105 | if (dec) { | |
106 | state = !dec->shown(); | |
107 | dec->show(state); | |
108 | } | |
109 | ||
110 | return state; | |
111 | } | |
112 | ||
ecd07c20 SA |
113 | QString DecodeSignal::error_message() const |
114 | { | |
115 | return decoder_stack_->error_message(); | |
116 | } | |
117 | ||
9f97b357 SA |
118 | const list<data::DecodeChannel> DecodeSignal::get_channels() const |
119 | { | |
120 | return channels_; | |
121 | } | |
122 | ||
132a5c6d SA |
123 | void DecodeSignal::auto_assign_signals() |
124 | { | |
125 | // Try to auto-select channels that don't have signals assigned yet | |
126 | for (data::DecodeChannel &ch : channels_) { | |
127 | if (ch.assigned_signal) | |
128 | continue; | |
129 | ||
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(); | |
133 | } | |
134 | } | |
135 | ||
9f97b357 SA |
136 | void DecodeSignal::assign_signal(const uint16_t channel_id, const SignalBase *signal) |
137 | { | |
138 | for (data::DecodeChannel &ch : channels_) | |
139 | if (ch.id == channel_id) | |
140 | ch.assigned_signal = signal; | |
141 | ||
142 | channels_updated(); | |
143 | ||
144 | decoder_stack_->begin_decode(); | |
145 | } | |
146 | ||
147 | void DecodeSignal::set_initial_pin_state(const uint16_t channel_id, const int init_state) | |
148 | { | |
149 | for (data::DecodeChannel &ch : channels_) | |
150 | if (ch.id == channel_id) | |
151 | ch.initial_pin_state = init_state; | |
152 | ||
153 | channels_updated(); | |
154 | ||
155 | decoder_stack_->begin_decode(); | |
156 | } | |
157 | ||
ff83d980 SA |
158 | int64_t DecodeSignal::sample_count() const |
159 | { | |
160 | shared_ptr<Logic> data; | |
161 | shared_ptr<data::SignalBase> signalbase; | |
162 | ||
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()))) | |
170 | break; | |
171 | ||
172 | if (!data || data->logic_segments().empty()) | |
173 | return 0; | |
174 | ||
175 | const shared_ptr<LogicSegment> segment = data->logic_segments().front(); | |
176 | assert(segment); | |
177 | ||
178 | return (int64_t)segment->get_sample_count(); | |
179 | } | |
180 | ||
181 | double DecodeSignal::samplerate() const | |
182 | { | |
183 | return decoder_stack_->samplerate(); | |
184 | } | |
185 | ||
186 | const pv::util::Timestamp& DecodeSignal::start_time() const | |
187 | { | |
188 | return decoder_stack_->start_time(); | |
189 | } | |
190 | ||
191 | int64_t DecodeSignal::samples_decoded() const | |
192 | { | |
193 | return decoder_stack_->samples_decoded(); | |
194 | } | |
195 | ||
ecd07c20 SA |
196 | vector<Row> DecodeSignal::visible_rows() const |
197 | { | |
198 | return decoder_stack_->get_visible_rows(); | |
199 | } | |
200 | ||
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 | |
205 | { | |
206 | return decoder_stack_->get_annotation_subset(dest, row, | |
207 | start_sample, end_sample); | |
208 | } | |
209 | ||
9f97b357 SA |
210 | void DecodeSignal::update_channel_list() |
211 | { | |
212 | list<data::DecodeChannel> prev_channels = channels_; | |
213 | channels_.clear(); | |
214 | ||
215 | uint16_t id = 0; | |
216 | ||
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(); | |
220 | const GSList *l; | |
221 | ||
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; | |
226 | ||
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) { | |
230 | ch.id = id++; | |
231 | channels_.push_back(ch); | |
232 | ch_added = true; | |
233 | break; | |
234 | } | |
235 | ||
236 | if (!ch_added) { | |
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); | |
242 | } | |
243 | } | |
244 | ||
245 | // Optional channels | |
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; | |
249 | ||
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) { | |
253 | ch.id = id++; | |
254 | channels_.push_back(ch); | |
255 | ch_added = true; | |
256 | break; | |
257 | } | |
258 | ||
259 | if (!ch_added) { | |
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); | |
265 | } | |
266 | } | |
267 | } | |
268 | ||
269 | channels_updated(); | |
270 | } | |
271 | ||
ad908057 SA |
272 | void DecodeSignal::on_new_annotations() |
273 | { | |
274 | // Forward the signal to the frontend | |
275 | new_annotations(); | |
276 | } | |
277 | ||
278 | } // namespace data | |
279 | } // namespace pv |