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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 | ||
39 | DecodeSignal::DecodeSignal(shared_ptr<pv::data::DecoderStack> decoder_stack) : | |
40 | SignalBase(nullptr, SignalBase::DecodeChannel), | |
41 | decoder_stack_(decoder_stack) | |
42 | { | |
43 | set_name(QString::fromUtf8(decoder_stack_->stack().front()->decoder()->name)); | |
44 | ||
9f97b357 SA |
45 | update_channel_list(); |
46 | ||
ad908057 SA |
47 | connect(decoder_stack_.get(), SIGNAL(new_annotations()), |
48 | this, SLOT(on_new_annotations())); | |
49 | } | |
50 | ||
51 | DecodeSignal::~DecodeSignal() | |
52 | { | |
53 | } | |
54 | ||
55 | bool DecodeSignal::is_decode_signal() const | |
56 | { | |
57 | return true; | |
58 | } | |
59 | ||
60 | shared_ptr<pv::data::DecoderStack> DecodeSignal::decoder_stack() const | |
61 | { | |
62 | return decoder_stack_; | |
63 | } | |
64 | ||
ecd07c20 SA |
65 | const list< shared_ptr<Decoder> >& DecodeSignal::decoder_stack_list() const |
66 | { | |
67 | return decoder_stack_->stack(); | |
68 | } | |
69 | ||
ad908057 SA |
70 | void DecodeSignal::stack_decoder(srd_decoder *decoder) |
71 | { | |
72 | assert(decoder); | |
73 | assert(decoder_stack); | |
74 | decoder_stack_->push(make_shared<data::decode::Decoder>(decoder)); | |
9f97b357 | 75 | update_channel_list(); |
ad908057 SA |
76 | decoder_stack_->begin_decode(); |
77 | } | |
78 | ||
79 | void DecodeSignal::remove_decoder(int index) | |
80 | { | |
81 | decoder_stack_->remove(index); | |
9f97b357 | 82 | update_channel_list(); |
ad908057 SA |
83 | decoder_stack_->begin_decode(); |
84 | } | |
85 | ||
86 | bool DecodeSignal::toggle_decoder_visibility(int index) | |
87 | { | |
88 | const list< shared_ptr<Decoder> > stack(decoder_stack_->stack()); | |
89 | ||
90 | auto iter = stack.cbegin(); | |
91 | for (int i = 0; i < index; i++, iter++) | |
92 | assert(iter != stack.end()); | |
93 | ||
94 | shared_ptr<Decoder> dec = *iter; | |
95 | ||
96 | // Toggle decoder visibility | |
97 | bool state = false; | |
98 | if (dec) { | |
99 | state = !dec->shown(); | |
100 | dec->show(state); | |
101 | } | |
102 | ||
103 | return state; | |
104 | } | |
105 | ||
ecd07c20 SA |
106 | QString DecodeSignal::error_message() const |
107 | { | |
108 | return decoder_stack_->error_message(); | |
109 | } | |
110 | ||
9f97b357 SA |
111 | const list<data::DecodeChannel> DecodeSignal::get_channels() const |
112 | { | |
113 | return channels_; | |
114 | } | |
115 | ||
116 | void DecodeSignal::assign_signal(const uint16_t channel_id, const SignalBase *signal) | |
117 | { | |
118 | for (data::DecodeChannel &ch : channels_) | |
119 | if (ch.id == channel_id) | |
120 | ch.assigned_signal = signal; | |
121 | ||
122 | channels_updated(); | |
123 | ||
124 | decoder_stack_->begin_decode(); | |
125 | } | |
126 | ||
127 | void DecodeSignal::set_initial_pin_state(const uint16_t channel_id, const int init_state) | |
128 | { | |
129 | for (data::DecodeChannel &ch : channels_) | |
130 | if (ch.id == channel_id) | |
131 | ch.initial_pin_state = init_state; | |
132 | ||
133 | channels_updated(); | |
134 | ||
135 | decoder_stack_->begin_decode(); | |
136 | } | |
137 | ||
ecd07c20 SA |
138 | vector<Row> DecodeSignal::visible_rows() const |
139 | { | |
140 | return decoder_stack_->get_visible_rows(); | |
141 | } | |
142 | ||
143 | void DecodeSignal::get_annotation_subset( | |
144 | vector<pv::data::decode::Annotation> &dest, | |
145 | const decode::Row &row, uint64_t start_sample, | |
146 | uint64_t end_sample) const | |
147 | { | |
148 | return decoder_stack_->get_annotation_subset(dest, row, | |
149 | start_sample, end_sample); | |
150 | } | |
151 | ||
9f97b357 SA |
152 | void DecodeSignal::update_channel_list() |
153 | { | |
154 | list<data::DecodeChannel> prev_channels = channels_; | |
155 | channels_.clear(); | |
156 | ||
157 | uint16_t id = 0; | |
158 | ||
159 | // Copy existing entries, create new as needed | |
160 | for (shared_ptr<Decoder> decoder : decoder_stack_->stack()) { | |
161 | const srd_decoder* srd_d = decoder->decoder(); | |
162 | const GSList *l; | |
163 | ||
164 | // Mandatory channels | |
165 | for (l = srd_d->channels; l; l = l->next) { | |
166 | const struct srd_channel *const pdch = (struct srd_channel *)l->data; | |
167 | bool ch_added = false; | |
168 | ||
169 | // Copy but update ID if this channel was in the list before | |
170 | for (data::DecodeChannel ch : prev_channels) | |
171 | if (ch.pdch_ == pdch) { | |
172 | ch.id = id++; | |
173 | channels_.push_back(ch); | |
174 | ch_added = true; | |
175 | break; | |
176 | } | |
177 | ||
178 | if (!ch_added) { | |
179 | // Create new entry without a mapped signal | |
180 | data::DecodeChannel ch = {id++, false, nullptr, | |
181 | QString::fromUtf8(pdch->name), QString::fromUtf8(pdch->desc), | |
182 | SRD_INITIAL_PIN_SAME_AS_SAMPLE0, decoder, pdch}; | |
183 | channels_.push_back(ch); | |
184 | } | |
185 | } | |
186 | ||
187 | // Optional channels | |
188 | for (l = srd_d->opt_channels; l; l = l->next) { | |
189 | const struct srd_channel *const pdch = (struct srd_channel *)l->data; | |
190 | bool ch_added = false; | |
191 | ||
192 | // Copy but update ID if this channel was in the list before | |
193 | for (data::DecodeChannel ch : prev_channels) | |
194 | if (ch.pdch_ == pdch) { | |
195 | ch.id = id++; | |
196 | channels_.push_back(ch); | |
197 | ch_added = true; | |
198 | break; | |
199 | } | |
200 | ||
201 | if (!ch_added) { | |
202 | // Create new entry without a mapped signal | |
203 | data::DecodeChannel ch = {id++, true, nullptr, | |
204 | QString::fromUtf8(pdch->name), QString::fromUtf8(pdch->desc), | |
205 | SRD_INITIAL_PIN_SAME_AS_SAMPLE0, decoder, pdch}; | |
206 | channels_.push_back(ch); | |
207 | } | |
208 | } | |
209 | } | |
210 | ||
211 | channels_updated(); | |
212 | } | |
213 | ||
ad908057 SA |
214 | void DecodeSignal::on_new_annotations() |
215 | { | |
216 | // Forward the signal to the frontend | |
217 | new_annotations(); | |
218 | } | |
219 | ||
220 | } // namespace data | |
221 | } // namespace pv |