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28a4c9c5 JH |
1 | /* |
2 | * This file is part of the sigrok 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 | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
21 | #include "datasnapshot.h" | |
22 | ||
2858b391 JH |
23 | #include <utility> |
24 | #include <vector> | |
25 | ||
28a4c9c5 JH |
26 | class LogicDataSnapshot : public DataSnapshot |
27 | { | |
2858b391 JH |
28 | public: |
29 | typedef std::pair<int64_t, bool> EdgePair; | |
30 | ||
28a4c9c5 | 31 | public: |
f556bc6a | 32 | LogicDataSnapshot(const sr_datafeed_logic &logic); |
28a4c9c5 JH |
33 | |
34 | void append_payload(const sr_datafeed_logic &logic); | |
2858b391 JH |
35 | |
36 | uint64_t get_sample(uint64_t index) const; | |
37 | ||
38 | /** | |
39 | * Parses a logic data snapshot to generate a list of transitions | |
40 | * in a time interval to a given level of detail. | |
41 | * @param[out] edges The vector to place the edges into. | |
42 | * @param[in] start The start sample index. | |
43 | * @param[in] end The end sample index. | |
44 | * @param[in] quantization_length The minimum period of time that | |
45 | * can be resolved at this level of detail. | |
46 | * @param[in] sig_index The index of the signal. | |
47 | **/ | |
48 | void get_subsampled_edges(std::vector<EdgePair> &edges, | |
49 | int64_t start, int64_t end, | |
50 | int64_t quantization_length, int sig_index); | |
28a4c9c5 | 51 | }; |