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cabana: bit level change frequency highlighting (#27259)

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* cabana: bit level change highlighting

* change default color
This commit is contained in:
Willem Melching
2023-02-09 00:18:56 +01:00
committed by GitHub
parent d096ec1329
commit 276586fdf0
6 changed files with 36 additions and 2 deletions
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tools/cabana/binaryview.cc
+24 -1
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@@ -7,6 +7,8 @@
#include <QScrollBar>
#include <QToolTip>
#include <cmath>
#include "tools/cabana/commands.h"
#include "tools/cabana/streams/abstractstream.h"
@@ -212,6 +214,19 @@ void BinaryViewModel::updateState() {
for (int i = 0; i < binary.size(); ++i) {
for (int j = 0; j < 8; ++j) {
items[i * column_count + j].val = ((binary[i] >> (7 - j)) & 1) != 0 ? '1' : '0';
// Bit update frequency based highlighting
bool has_signal = items[i * column_count + j].sigs.size() > 0;
double offset = has_signal ? 50 : 0;
double min_f = last_msg.bit_change_counts[i][7 - j] == 0 ? offset : offset + 25;
double max_f = 255.0;
double factor = 0.25;
double scaler = max_f / log2(1.0 + factor);
double alpha = std::clamp(offset + log2(1.0 + factor * (double)last_msg.bit_change_counts[i][7 - j] / (double)last_msg.count) * scaler, min_f, max_f);
items[i * column_count + j].bg_color.setAlpha(alpha);
}
hex[0] = toHex(binary[i] >> 4);
hex[1] = toHex(binary[i] & 0xf);
@@ -264,10 +279,18 @@ void BinaryItemDelegate::paint(QPainter *painter, const QStyleOptionViewItem &op
painter->setPen(option.palette.color(QPalette::BrightText));
} else if (!item->sigs.isEmpty() && (!bin_view->selectionModel()->hasSelection() || !item->sigs.contains(bin_view->resize_sig))) {
bool sig_hovered = item->sigs.contains(bin_view->hovered_sig);
painter->fillRect(option.rect, sig_hovered ? item->bg_color.darker(125) : item->bg_color); // 4/5x brightness
int min_alpha = item->sigs.contains(bin_view->hovered_sig) ? 255 : 50;
QColor bg = item->bg_color;
if (bg.alpha() < min_alpha) {
bg.setAlpha(min_alpha);
}
painter->fillRect(option.rect, sig_hovered ? bg.darker(125) : bg); // 4/5x brightness
painter->setPen(sig_hovered ? option.palette.color(QPalette::BrightText) : Qt::black);
} else {
painter->fillRect(option.rect, item->bg_color);
}
painter->drawText(option.rect, Qt::AlignCenter, item->val);
if (item->is_msb || item->is_lsb) {
painter->setFont(small_font);