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GLScope: added markers. Implements #497

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This commit is contained in:
f4exb 2020-07-06 02:44:11 +02:00
parent 5504a89184
commit c534766ea2
3 changed files with 419 additions and 1 deletions
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353
sdrgui/gui/glscope.cpp
View File

@ -77,6 +77,10 @@ GLScope::GLScope(QWidget *parent) : QGLWidget(parent),
m_channelOverlayFont.setBold(true);
m_channelOverlayFont.setPointSize(font().pointSize() + 1);
m_textOverlayFont = font(); // QFontDatabase::systemFont(QFontDatabase::FixedFont);
m_textOverlayFont.setBold(true);
// m_textOverlayFont.setPointSize(font().pointSize() - 1);
m_q3Radii.allocate(4*8);
std::copy(m_q3RadiiConst, m_q3RadiiConst + 4*8, m_q3Radii.m_array);
m_q3Circle.allocate(4*96); // 96 segments = 4*24 with 1/24 being 15 degrees
@ -199,6 +203,7 @@ void GLScope::initializeGL()
m_glShaderLeft2Scale.initializeGL();
m_glShaderBottom2Scale.initializeGL();
m_glShaderPowerOverlay.initializeGL();
m_glShaderTextOverlay.initializeGL();
}
void GLScope::resizeGL(int width, int height)
@ -827,11 +832,149 @@ void GLScope::paintGL()
} // trace length > 0
} // XY mixed + polar display
drawMarkers();
m_dataChanged.store(0);
m_processingTraceIndex.store(-1);
m_mutex.unlock();
}
void GLScope::drawMarkers()
{
QVector4D markerColor(1.0f, 1.0f, 1.0f, 0.3f);
QVector4D markerTextColor(1.0f, 1.0f, 1.0f, 0.8f);
if ((m_markers1.size() > 0) && ((m_displayMode == DisplayX) || (m_displayMode == DisplayXYH) || (m_displayMode == DisplayXYV))) // Draw markers1
{
// crosshairs
for (int i = 0; i < m_markers1.size(); i++)
{
GLfloat h[] {
(float) m_markers1.at(i).m_point.x(), 0,
(float) m_markers1.at(i).m_point.x(), 1
};
m_glShaderSimple.drawSegments(m_glScopeMatrix1, markerColor, h, 2);
GLfloat v[] {
0, (float) m_markers1.at(i).m_point.y(),
1, (float) m_markers1.at(i).m_point.y()
};
m_glShaderSimple.drawSegments(m_glScopeMatrix1, markerColor, v, 2);
}
// text
for (int i = 0; i < m_markers1.size(); i++)
{
if (i == 0)
{
drawTextOverlay(
m_markers1.at(i).m_timeStr,
QColor(255, 255, 255, 192),
m_textOverlayFont,
m_markers1.at(i).m_point.x() * m_glScopeRect1.width(),
m_glScopeRect1.height(),
m_markers1.at(i).m_point.x() < 0.5f,
false,
m_glScopeRect1);
drawTextOverlay(
m_markers1.at(i).m_valueStr,
QColor(255, 255, 255, 192),
m_textOverlayFont,
0,
m_markers1.at(i).m_point.y() * m_glScopeRect1.height(),
true,
m_markers1.at(i).m_point.y() < 0.5f,
m_glScopeRect1);
}
else
{
drawTextOverlay(
m_markers1.at(i).m_timeDeltaStr,
QColor(255, 255, 255, 192),
m_textOverlayFont,
m_markers1.at(i).m_point.x() * m_glScopeRect1.width(),
0,
m_markers1.at(i).m_point.x() < 0.5f,
true,
m_glScopeRect1);
drawTextOverlay(
m_markers1.at(i).m_valueDeltaStr,
QColor(255, 255, 255, 192),
m_textOverlayFont,
m_glScopeRect1.width(),
m_markers1.at(i).m_point.y() * m_glScopeRect1.height(),
false,
m_markers1.at(i).m_point.y() < 0.5f,
m_glScopeRect1);
}
}
}
if ((m_markers2.size() > 0) && ((m_displayMode == DisplayY) || (m_displayMode == DisplayXYH) || (m_displayMode == DisplayXYV))) // Draw markers2
{
// crosshairs
for (int i = 0; i < m_markers2.size(); i++)
{
GLfloat h[] {
(float) m_markers2.at(i).m_point.x(), 0,
(float) m_markers2.at(i).m_point.x(), 1
};
m_glShaderSimple.drawSegments(m_glScopeMatrix2, markerColor, h, 2);
GLfloat v[] {
0, (float) m_markers2.at(i).m_point.y(),
1, (float) m_markers2.at(i).m_point.y()
};
m_glShaderSimple.drawSegments(m_glScopeMatrix2, markerColor, v, 2);
}
// text
for (int i = 0; i < m_markers2.size(); i++)
{
if (i == 0)
{
drawTextOverlay(
m_markers2.at(i).m_timeStr,
QColor(255, 255, 255, 192),
m_textOverlayFont,
m_markers2.at(i).m_point.x() * m_glScopeRect2.width(),
m_glScopeRect2.height(),
m_markers2.at(i).m_point.x() < 0.5f,
false,
m_glScopeRect2);
drawTextOverlay(
m_markers2.at(i).m_valueStr,
QColor(255, 255, 255, 192),
m_textOverlayFont,
0,
m_markers2.at(i).m_point.y() * m_glScopeRect2.height(),
true,
m_markers2.at(i).m_point.y() < 0.5f,
m_glScopeRect2);
}
else
{
drawTextOverlay(
m_markers2.at(i).m_timeDeltaStr,
QColor(255, 255, 255, 192),
m_textOverlayFont,
m_markers2.at(i).m_point.x() * m_glScopeRect2.width(),
0,
m_markers2.at(i).m_point.x() < 0.5f,
true,
m_glScopeRect2);
drawTextOverlay(
m_markers2.at(i).m_valueDeltaStr,
QColor(255, 255, 255, 192),
m_textOverlayFont,
m_glScopeRect2.width(),
m_markers2.at(i).m_point.y() * m_glScopeRect2.height(),
false,
m_markers2.at(i).m_point.y() < 0.5f,
m_glScopeRect2);
}
}
}
}
void GLScope::setSampleRate(int sampleRate)
{
m_mutex.lock();
@ -1809,6 +1952,64 @@ void GLScope::drawChannelOverlay(
}
}
void GLScope::drawTextOverlay(
const QString &text,
const QColor &color,
const QFont& font,
float shiftX,
float shiftY,
bool leftHalf,
bool topHalf,
const QRectF &glRect)
{
if (text.isEmpty()) {
return;
}
QFontMetricsF metrics(font);
QRectF textRect = metrics.boundingRect(text);
QRectF overlayRect(0, 0, textRect.width() * 1.05f + 4.0f, textRect.height());
QPixmap channelOverlayPixmap = QPixmap(overlayRect.width(), overlayRect.height());
channelOverlayPixmap.fill(Qt::transparent);
QPainter painter(&channelOverlayPixmap);
painter.setRenderHints(QPainter::Antialiasing | QPainter::TextAntialiasing, false);
painter.fillRect(overlayRect, QColor(0, 0, 0, 0x80));
QColor textColor(color);
textColor.setAlpha(0xC0);
painter.setPen(textColor);
painter.setFont(font);
painter.drawText(QPointF(2.0f, overlayRect.height() - 4.0f), text);
painter.end();
m_glShaderTextOverlay.initTexture(channelOverlayPixmap.toImage());
{
GLfloat vtx1[] = {
0, 1,
1, 1,
1, 0,
0, 0};
GLfloat tex1[] = {
0, 1,
1, 1,
1, 0,
0, 0};
// float shiftX = glRect.width() - ((overlayRect.width() + 4.0f) / width());
// float shiftY = 4.0f / height();
float rectX = glRect.x() + shiftX - (leftHalf ? 0 : (overlayRect.width()+1)/width());
float rectY = glRect.y() + shiftY + (4.0f / height()) - (topHalf ? 0 : (overlayRect.height()+5)/height());
float rectW = overlayRect.width() / (float) width();
float rectH = overlayRect.height() / (float) height();
QMatrix4x4 mat;
mat.setToIdentity();
mat.translate(-1.0f + 2.0f * rectX, 1.0f - 2.0f * rectY);
mat.scale(2.0f * rectW, -2.0f * rectH);
m_glShaderTextOverlay.drawSurface(mat, tex1, vtx1, 4);
}
}
void GLScope::tick()
{
if (m_dataChanged.load()) {
@ -1832,6 +2033,7 @@ void GLScope::cleanup()
m_glShaderBottom2Scale.cleanup();
m_glShaderLeft1Scale.cleanup();
m_glShaderPowerOverlay.cleanup();
m_glShaderTextOverlay.cleanup();
//doneCurrent();
}
@ -1991,4 +2193,153 @@ void GLScope::setColorPalette(int nbVertices, int modulo, GLfloat *colors)
colors[3*v+1] = c.greenF();
colors[3*v+2] = c.blueF();
}
}
}
void GLScope::mousePressEvent(QMouseEvent* event)
{
if (m_displayMode == DisplayPol) { // Ignore mouse press on Polar displays
return;
}
const QPointF& ep = event->localPos(); // x, y pixel position in whole scope window
bool doUpdate = false;
if (event->button() == Qt::RightButton)
{
QPointF p1 = ep; // relative position in graph #1
p1.rx() = (ep.x()/width() - m_glScopeRect1.left()) / m_glScopeRect1.width();
p1.ry() = (ep.y()/height() - m_glScopeRect1.top()) / m_glScopeRect1.height();
QPointF p2 = ep; // relative position in graph #2
p2.rx() = (ep.x()/width() - m_glScopeRect2.left()) / m_glScopeRect2.width();
p2.ry() = (ep.y()/height() - m_glScopeRect2.top()) / m_glScopeRect2.height();
if (event->modifiers() & Qt::ShiftModifier)
{
if ((p1.x() >= 0) && (p1.y() >= 0) && (p1.x() <= 1) && (p1.y() <= 1))
{
m_markers1.clear();
doUpdate = true;
}
if ((p2.x() >= 0) && (p2.y() >= 0) && (p2.x() <= 1) && (p2.y() <= 1))
{
m_markers2.clear();
doUpdate = true;
}
}
else
{
if ((m_markers1.size() > 0) && (p1.x() >= 0) && (p1.y() >= 0) && (p1.x() <= 1) && (p1.y() <= 1))
{
m_markers1.pop_back();
doUpdate = true;
}
if ((m_markers2.size() > 0) && (p2.x() >= 0) && (p2.y() >= 0) && (p2.x() <= 1) && (p2.y() <= 1))
{
m_markers2.pop_back();
doUpdate = true;
}
}
}
else if (event->button() == Qt::LeftButton)
{
if (event->modifiers() & Qt::ShiftModifier)
{
QPointF p1 = ep; // relative position in graph #1
p1.rx() = (ep.x()/width() - m_glScopeRect1.left()) / m_glScopeRect1.width();
p1.ry() = (ep.y()/height() - m_glScopeRect1.top()) / m_glScopeRect1.height();
QPointF p2 = ep; // relative position in graph #2
p2.rx() = (ep.x()/width() - m_glScopeRect2.left()) / m_glScopeRect2.width();
p2.ry() = (ep.y()/height() - m_glScopeRect2.top()) / m_glScopeRect2.height();
if ((p1.x() >= 0) && (p1.y() >= 0) && (p1.x() <= 1) && (p1.y() <= 1) &&
((m_displayMode == DisplayX) || (m_displayMode == DisplayXYV) || (m_displayMode == DisplayXYH)))
{
if (m_markers1.size() < 2)
{
m_markers1.push_back(ScopeMarker());
m_markers1.back().m_point = p1;
m_markers1.back().m_time = p1.x() * m_x1Scale.getRange() + m_x1Scale.getRangeMin();
m_markers1.back().m_value = (1.0f - p1.y()) * m_y1Scale.getRange() + m_y1Scale.getRangeMin();
m_markers1.back().m_timeStr = displayScaled(m_markers1.back().m_time, 'f', 1);
m_markers1.back().m_valueStr = displayScaled(m_markers1.back().m_value, 'f', 1);
if (m_markers1.size() > 1)
{
float deltaTime = m_markers1.back().m_time - m_markers1.at(0).m_time;
float deltaValue = m_markers1.back().m_value - m_markers1.at(0).m_value;
m_markers1.back().m_timeDeltaStr = displayScaled(deltaTime, 'f', 1);
m_markers1.back().m_valueDeltaStr = displayScaled(deltaValue, 'f', 1);
}
qDebug("GLScope::mousePressEvent: M1: t: %f v: %f", m_markers1.back().m_time, m_markers1.back().m_value);
doUpdate = true;
}
}
if ((p2.x() >= 0) && (p2.y() >= 0) && (p2.x() <= 1) && (p2.y() <= 1) &&
((m_displayMode == DisplayY) || (m_displayMode == DisplayXYV) || (m_displayMode == DisplayXYH)))
{
if (m_markers2.size() < 2)
{
m_markers2.push_back(ScopeMarker());
m_markers2.back().m_point = p2;
m_markers2.back().m_time = p2.x() * m_x2Scale.getRange() + m_x2Scale.getRangeMin();
m_markers2.back().m_value = (1.0f - p2.y()) * m_y2Scale.getRange() + m_y2Scale.getRangeMin();
m_markers2.back().m_timeStr = displayScaled(m_markers2.back().m_time, 'f', 1);
m_markers2.back().m_valueStr = displayScaled(m_markers2.back().m_value, 'f', 1);
if (m_markers2.size() > 1)
{
float deltaTime = m_markers2.back().m_time - m_markers2.at(0).m_time;
float deltaValue = m_markers2.back().m_value - m_markers2.at(0).m_value;
m_markers2.back().m_timeDeltaStr = displayScaled(deltaTime, 'f', 1);
m_markers2.back().m_valueDeltaStr = displayScaled(deltaValue, 'f', 1);
}
qDebug("GLScope::mousePressEvent: M2: t: %f v: %f", m_markers2.back().m_time, m_markers2.back().m_value);
doUpdate = true;
}
}
}
}
if (doUpdate) {
update();
}
}
QString GLScope::displayScaled(float value, char type, int precision)
{
float posValue = (value < 0) ? -value : value;
if (posValue < 1)
{
if (posValue > 0.001) {
return tr("%1m").arg(QString::number(value * 1000.0, type, precision));
} else if (posValue > 0.000001) {
return tr("%1u").arg(QString::number(value * 1000000.0, type, precision));
} else if (posValue > 1e-9) {
return tr("%1n").arg(QString::number(value * 1e9, type, precision));
} else if (posValue > 1e-12) {
return tr("%1p").arg(QString::number(value * 1e12, type, precision));
} else {
return tr("%1").arg(QString::number(value, 'e', precision));
}
}
else
{
if (posValue < 1000) {
return tr("%1").arg(QString::number(value, type, precision));
} else if (posValue < 1000000) {
return tr("%1k").arg(QString::number(value / 1000.0, type, precision));
} else if (posValue < 1000000000) {
return tr("%1M").arg(QString::number(value / 1000000.0, type, precision));
} else if (posValue < 1000000000000) {
return tr("%1G").arg(QString::number(value / 1000000000.0, type, precision));
} else {
return tr("%1").arg(QString::number(value, 'e', precision));
}
}
}

65
sdrgui/gui/glscope.h
View File

@ -89,6 +89,55 @@ signals:
void preTriggerChanged(uint32_t); //!< number of samples
private:
struct ScopeMarker {
QPointF m_point;
float m_time;
float m_value;
QString m_timeStr;
QString m_valueStr;
QString m_timeDeltaStr;
QString m_valueDeltaStr;
ScopeMarker() :
m_point(0, 0),
m_time(0),
m_value(0),
m_timeStr(),
m_valueStr(),
m_timeDeltaStr(),
m_valueDeltaStr()
{}
ScopeMarker(
const QPointF& point,
float time,
float value,
const QString timeStr,
const QString& valueStr,
const QString& timeDeltaStr,
const QString& valueDeltaStr
) :
m_point(point),
m_time(time),
m_value(value),
m_timeStr(timeStr),
m_valueStr(valueStr),
m_timeDeltaStr(timeDeltaStr),
m_valueDeltaStr(valueDeltaStr)
{}
ScopeMarker(const ScopeMarker& other) :
m_point(other.m_point),
m_time(other.m_time),
m_timeStr(other.m_timeStr),
m_valueStr(other.m_valueStr),
m_timeDeltaStr(other.m_timeDeltaStr),
m_valueDeltaStr(other.m_valueDeltaStr)
{}
explicit operator ScopeMarker() const {
return ScopeMarker{static_cast<ScopeMarker>(*this)};
}
};
QList<ScopeMarker> m_markers1;
QList<ScopeMarker> m_markers2;
std::vector<ScopeVis::TraceData> *m_tracesData;
std::vector<float *> *m_traces;
std::vector<Projector::ProjectionType> *m_projectionTypes;
@ -139,6 +188,7 @@ private:
ScaleEngine m_y2Scale; //!< Display #2 Y scale. Connected to highlighted Y trace (#1..n)
QFont m_channelOverlayFont;
QFont m_textOverlayFont;
GLShaderSimple m_glShaderSimple;
GLShaderColors m_glShaderColors;
@ -147,6 +197,7 @@ private:
GLShaderTextured m_glShaderLeft2Scale;
GLShaderTextured m_glShaderBottom2Scale;
GLShaderTextured m_glShaderPowerOverlay;
GLShaderTextured m_glShaderTextOverlay;
IncrementalArray<GLfloat> m_q3Polar;
IncrementalArray<GLfloat> m_q3TickY1;
@ -167,6 +218,7 @@ private:
void initializeGL();
void resizeGL(int width, int height);
void paintGL();
void drawMarkers();
void applyConfig();
void setYScale(ScaleEngine& scale, uint32_t highlightedTraceIndex);
@ -175,11 +227,22 @@ private:
void setHorizontalDisplays(); //!< Arrange displays when X and Y are stacked horizontally
void setPolarDisplays(); //!< Arrange displays when X and Y are stacked over on the left and polar display is on the right
void mousePressEvent(QMouseEvent* event);
void drawChannelOverlay( //!< Draws a text overlay
const QString& text,
const QColor& color,
QPixmap& channelOverlayPixmap,
const QRectF& glScopeRect);
void drawTextOverlay( //!< Draws a text overlay
const QString& text,
const QColor& color,
const QFont& font,
float shiftX,
float shiftY,
bool leftHalf,
bool topHalf,
const QRectF& glRect);
static bool isPositiveProjection(Projector::ProjectionType& projectionType)
{
@ -190,6 +253,8 @@ private:
void drawRectGrid2();
void drawPolarGrid2();
QString displayScaled(float value, char type, int precision);
static void drawCircle(float cx, float cy, float r, int num_segments, bool dotted, GLfloat *vertices);
static void setColorPalette(int nbVertices, int modulo, GLfloat *colors);

2
sdrgui/gui/scaleengine.h
View File

@ -44,6 +44,8 @@ public:
float getSize() { return m_size; }
void setRange(Unit::Physical physicalUnit, float rangeMin, float rangeMax);
float getRange() const { return m_rangeMax - m_rangeMin; }
float getRangeMin() const { return m_rangeMin; }
float getRangeMax() const { return m_rangeMax; }
void setMakeOpposite(bool makeOpposite) { m_makeOpposite = makeOpposite; }
void setFixedDecimalPlaces(int decimalPlaces) { m_fixedDecimalPlaces =decimalPlaces; }