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Display pre-trigger time line on scope

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This commit is contained in:
f4exb
2015-07-27 02:12:37 +02:00
parent ab80992890
commit 1e61a5dc29
3 changed files with 76 additions and 2 deletions
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sdrbase/gui/glscope.cpp
+73 -1
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@@ -35,6 +35,7 @@ GLScope::GLScope(QWidget* parent) :
m_timeOfsProMill(0),
m_triggerChannel(ScopeVis::TriggerFreeRun),
m_triggerLevel(0.0),
m_triggerPre(0.0),
m_displayGridIntensity(5),
m_displayTraceIntensity(50),
m_left1ScaleTextureAllocated(false),
@@ -393,6 +394,40 @@ void GLScope::paintGL()
glDisable(GL_LINE_SMOOTH);
glPopMatrix();
}
// paint trigger time line if pretriggered
if ((m_triggerPre > 0.0) &&
((m_triggerChannel == ScopeVis::TriggerChannelI)
|| (m_triggerChannel == ScopeVis::TriggerMagLin)
|| (m_triggerChannel == ScopeVis::TriggerMagDb)))
{
float x = (m_triggerPre - (m_timeOfsProMill/1000.0)) * m_displayTrace->size();
//std::cerr << "x=" << x << " w=" << (float) m_displayTrace->size() / (float) m_timeBase << std::endl;
if ((x >= 0.0) && (x <= (float) m_displayTrace->size() / (float) m_timeBase))
{
glPushMatrix();
glTranslatef(m_glScopeRect1.x(), m_glScopeRect1.y() + m_glScopeRect1.height() / 2.0, 0);
glScalef(m_glScopeRect1.width() * (float)m_timeBase / (float)(m_displayTrace->size() - 1), -(m_glScopeRect1.height() / 2) * m_amp1, 1);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glEnable(GL_LINE_SMOOTH);
glLineWidth(1.0f);
glColor4f(0, 1, 0, 0.5f);
glBegin(GL_LINE_LOOP);
float posLimit = 1.0 / m_amp1;
float negLimit = -1.0 / m_amp1;
glVertex2f(x, posLimit);
glVertex2f(x, negLimit);
glEnd();
glDisable(GL_LINE_SMOOTH);
glPopMatrix();
}
}
} // Both displays or primary only
// Q - secondary display
@@ -513,7 +548,7 @@ void GLScope::paintGL()
glPopMatrix();
// paint trigger level
if((m_triggerChannel == ScopeVis::TriggerPhase) || (m_triggerChannel == ScopeVis::TriggerChannelQ))
if ((m_triggerChannel == ScopeVis::TriggerPhase) || (m_triggerChannel == ScopeVis::TriggerChannelQ))
{
glPushMatrix();
glTranslatef(m_glScopeRect2.x(), m_glScopeRect2.y() + m_glScopeRect2.height() / 2.0, 0);
@@ -566,6 +601,38 @@ void GLScope::paintGL()
glDisable(GL_LINE_SMOOTH);
glPopMatrix();
}
// paint trigger time line if pretriggered
if ((m_triggerPre > 0.0) &&
((m_triggerChannel == ScopeVis::TriggerPhase)
|| (m_triggerChannel == ScopeVis::TriggerChannelQ)))
{
float x = (m_triggerPre - (m_timeOfsProMill/1000.0)) * m_displayTrace->size();
if ((x >= 0.0) && (x <= (float) m_displayTrace->size() / (float) m_timeBase))
{
glPushMatrix();
glTranslatef(m_glScopeRect2.x(), m_glScopeRect2.y() + m_glScopeRect2.height() / 2.0, 0);
glScalef(m_glScopeRect2.width() * (float)m_timeBase / (float)(m_displayTrace->size() - 1), -(m_glScopeRect2.height() / 2) * m_amp2, 1);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glEnable(GL_LINE_SMOOTH);
glLineWidth(1.0f);
glColor4f(0, 1, 0, 0.5f);
glBegin(GL_LINE_LOOP);
float posLimit = 1.0 / m_amp2;
float negLimit = -1.0 / m_amp2;
glVertex2f(x, posLimit);
glVertex2f(x, negLimit);
glEnd();
glDisable(GL_LINE_SMOOTH);
glPopMatrix();
}
}
} // Both displays or secondary display only
glPopMatrix();
@@ -1363,3 +1430,8 @@ void GLScope::setTriggerLevel(Real triggerLevel)
{
m_triggerLevel = triggerLevel;
}
void GLScope::setTriggerPre(Real triggerPre)
{
m_triggerPre = triggerPre;
}