LogicSegment: Make constructor and append_payload() more generic
[pulseview.git] / pv / data / logicsegment.cpp
index ddcf308d141be35b5f4e65db3dfe84aa4800f972..fcf572297e689f87762eabc81df96207df3000dc 100644 (file)
@@ -19,9 +19,9 @@
 
 #include <extdef.h>
 
 
 #include <extdef.h>
 
-#include <assert.h>
-#include <string.h>
-#include <stdlib.h>
+#include <cassert>
+#include <cstring>
+#include <cstdlib>
 #include <cmath>
 
 #include "logic.hpp"
 #include <cmath>
 
 #include "logic.hpp"
@@ -35,6 +35,7 @@ using std::max;
 using std::min;
 using std::pair;
 using std::shared_ptr;
 using std::min;
 using std::pair;
 using std::shared_ptr;
+using std::vector;
 
 using sigrok::Logic;
 
 
 using sigrok::Logic;
 
@@ -57,6 +58,15 @@ LogicSegment::LogicSegment(pv::data::Logic& owner, shared_ptr<sigrok::Logic> dat
        append_payload(data);
 }
 
        append_payload(data);
 }
 
+LogicSegment::LogicSegment(pv::data::Logic& owner, unsigned int unit_size,
+       uint64_t samplerate) :
+       Segment(samplerate, unit_size),
+       owner_(owner),
+       last_append_sample_(0)
+{
+       memset(mip_map_, 0, sizeof(mip_map_));
+}
+
 LogicSegment::~LogicSegment()
 {
        lock_guard<recursive_mutex> lock(mutex_);
 LogicSegment::~LogicSegment()
 {
        lock_guard<recursive_mutex> lock(mutex_);
@@ -143,12 +153,19 @@ void LogicSegment::append_payload(shared_ptr<sigrok::Logic> logic)
        assert(unit_size_ == logic->unit_size());
        assert((logic->data_length() % unit_size_) == 0);
 
        assert(unit_size_ == logic->unit_size());
        assert((logic->data_length() % unit_size_) == 0);
 
+       append_payload(logic->data_pointer(), logic->data_length());
+}
+
+void LogicSegment::append_payload(void *data, uint64_t data_size)
+{
+       assert((data_size % unit_size_) == 0);
+
        lock_guard<recursive_mutex> lock(mutex_);
 
        uint64_t prev_sample_count = sample_count_;
        lock_guard<recursive_mutex> lock(mutex_);
 
        uint64_t prev_sample_count = sample_count_;
-       uint64_t sample_count = logic->data_length() / unit_size_;
+       uint64_t sample_count = data_size / unit_size_;
 
 
-       append_samples(logic->data_pointer(), sample_count);
+       append_samples(data, sample_count);
 
        // Generate the first mip-map from the data
        append_payload_to_mipmap();
 
        // Generate the first mip-map from the data
        append_payload_to_mipmap();
@@ -175,17 +192,17 @@ const uint8_t* LogicSegment::get_samples(int64_t start_sample,
        return get_raw_samples(start_sample, (end_sample-start_sample));
 }
 
        return get_raw_samples(start_sample, (end_sample-start_sample));
 }
 
-SegmentLogicDataIterator* LogicSegment::begin_sample_iteration(uint64_t start) const
+SegmentLogicDataIterator* LogicSegment::begin_sample_iteration(uint64_t start)
 {
        return (SegmentLogicDataIterator*)begin_raw_sample_iteration(start);
 }
 
 {
        return (SegmentLogicDataIterator*)begin_raw_sample_iteration(start);
 }
 
-void LogicSegment::continue_sample_iteration(SegmentLogicDataIterator* it, uint64_t increase) const
+void LogicSegment::continue_sample_iteration(SegmentLogicDataIterator* it, uint64_t increase)
 {
        Segment::continue_raw_sample_iteration((SegmentRawDataIterator*)it, increase);
 }
 
 {
        Segment::continue_raw_sample_iteration((SegmentRawDataIterator*)it, increase);
 }
 
-void LogicSegment::end_sample_iteration(SegmentLogicDataIterator* it) const
+void LogicSegment::end_sample_iteration(SegmentLogicDataIterator* it)
 {
        Segment::end_raw_sample_iteration((SegmentRawDataIterator*)it);
 }
 {
        Segment::end_raw_sample_iteration((SegmentRawDataIterator*)it);
 }
@@ -298,7 +315,7 @@ uint64_t LogicSegment::get_unpacked_sample(uint64_t index) const
 }
 
 void LogicSegment::get_subsampled_edges(
 }
 
 void LogicSegment::get_subsampled_edges(
-       std::vector<EdgePair> &edges,
+       vector<EdgePair> &edges,
        uint64_t start, uint64_t end,
        float min_length, int sig_index)
 {
        uint64_t start, uint64_t end,
        float min_length, int sig_index)
 {
@@ -322,7 +339,7 @@ void LogicSegment::get_subsampled_edges(
 
        // Store the initial state
        last_sample = (get_unpacked_sample(start) & sig_mask) != 0;
 
        // Store the initial state
        last_sample = (get_unpacked_sample(start) & sig_mask) != 0;
-       edges.push_back(pair<int64_t, bool>(index++, last_sample));
+       edges.emplace_back(index++, last_sample);
 
        while (index + block_length <= end) {
                //----- Continue to search -----//
 
        while (index + block_length <= end) {
                //----- Continue to search -----//
@@ -376,7 +393,7 @@ void LogicSegment::get_subsampled_edges(
 
                        // Slide right and zoom out at the beginnings of mip-map
                        // blocks until we encounter a change
 
                        // Slide right and zoom out at the beginnings of mip-map
                        // blocks until we encounter a change
-                       while (1) {
+                       while (true) {
                                const int level_scale_power =
                                        (level + 1) * MipMapScalePower;
                                const uint64_t offset =
                                const int level_scale_power =
                                        (level + 1) * MipMapScalePower;
                                const uint64_t offset =
@@ -408,7 +425,7 @@ void LogicSegment::get_subsampled_edges(
 
                        // Zoom in, and slide right until we encounter a change,
                        // and repeat until we reach min_level
 
                        // Zoom in, and slide right until we encounter a change,
                        // and repeat until we reach min_level
-                       while (1) {
+                       while (true) {
                                assert(mip_map_[level].data);
 
                                const int level_scale_power =
                                assert(mip_map_[level].data);
 
                                const int level_scale_power =
@@ -458,7 +475,7 @@ void LogicSegment::get_subsampled_edges(
                // Store the final state
                const bool final_sample =
                        (get_unpacked_sample(final_index - 1) & sig_mask) != 0;
                // Store the final state
                const bool final_sample =
                        (get_unpacked_sample(final_index - 1) & sig_mask) != 0;
-               edges.push_back(pair<int64_t, bool>(index, final_sample));
+               edges.emplace_back(index, final_sample);
 
                index = final_index;
                last_sample = final_sample;
 
                index = final_index;
                last_sample = final_sample;
@@ -467,8 +484,8 @@ void LogicSegment::get_subsampled_edges(
        // Add the final state
        const bool end_sample = get_unpacked_sample(end) & sig_mask;
        if (last_sample != end_sample)
        // Add the final state
        const bool end_sample = get_unpacked_sample(end) & sig_mask;
        if (last_sample != end_sample)
-               edges.push_back(pair<int64_t, bool>(end, end_sample));
-       edges.push_back(pair<int64_t, bool>(end + 1, end_sample));
+               edges.emplace_back(end, end_sample);
+       edges.emplace_back(end + 1, end_sample);
 }
 
 uint64_t LogicSegment::get_subsample(int level, uint64_t offset) const
 }
 
 uint64_t LogicSegment::get_subsample(int level, uint64_t offset) const