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sdrangel/sdrbase/gui/glscopeng.cpp

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New scope: interim state (1)
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///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2017 F4EXB //
// written by Edouard Griffiths //
// //
// This program is free software; you can redistribute it and/or modify //
// it under the terms of the GNU General Public License as published by //
// the Free Software Foundation as version 3 of the License, or //
// //
// This program is distributed in the hope that it will be useful, //
// but WITHOUT ANY WARRANTY; without even the implied warranty of //
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
// GNU General Public License V3 for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with this program. If not, see <http://www.gnu.org/licenses/>. //
///////////////////////////////////////////////////////////////////////////////////
#include <QPainter>
#include <QMouseEvent>
#include <QOpenGLContext>
#include <QOpenGLFunctions>
#include <QSurface>
#include <QDebug>
#include <algorithm>
#include "glscopeng.h"
GLScopeNG::GLScopeNG(QWidget* parent) :
QGLWidget(parent),
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m_tracesData(0),
m_traces(0),
m_bufferIndex(0),
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m_displayMode(DisplayX),
m_dataChanged(false),
m_configChanged(false),
m_displayGridIntensity(10),
m_displayTraceIntensity(50),
m_timeBase(1),
m_traceSize(0),
m_sampleRate(0),
m_triggerPre(0),
m_timeOfsProMill(0),
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m_highlightedTraceIndex(0),
m_timeOffset(0)
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{
setAttribute(Qt::WA_OpaquePaintEvent);
connect(&m_timer, SIGNAL(timeout()), this, SLOT(tick()));
m_timer.start(50);
m_y1Scale.setFont(font());
m_y1Scale.setOrientation(Qt::Vertical);
m_y2Scale.setFont(font());
m_y2Scale.setOrientation(Qt::Vertical);
m_x1Scale.setFont(font());
m_x1Scale.setOrientation(Qt::Horizontal);
m_x2Scale.setFont(font());
m_x2Scale.setOrientation(Qt::Horizontal);
m_powerOverlayFont.setBold(true);
m_powerOverlayFont.setPointSize(font().pointSize()+1);
}
GLScopeNG::~GLScopeNG()
{
cleanup();
}
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void GLScopeNG::setDisplayGridIntensity(int intensity)
{
m_displayGridIntensity = intensity;
if (m_displayGridIntensity > 100) {
m_displayGridIntensity = 100;
} else if (m_displayGridIntensity < 0) {
m_displayGridIntensity = 0;
}
update();
}
void GLScopeNG::setDisplayTraceIntensity(int intensity)
{
m_displayTraceIntensity = intensity;
if (m_displayTraceIntensity > 100) {
m_displayTraceIntensity = 100;
} else if (m_displayTraceIntensity < 0) {
m_displayTraceIntensity = 0;
}
update();
}
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void GLScopeNG::setTraces(std::vector<ScopeVisNG::TraceData>* tracesData, std::vector<float *>* traces)
{
m_tracesData = tracesData;
m_traces = traces;
}
void GLScopeNG::newTraces(std::vector<float *>* traces)
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{
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if (traces->size() > 0)
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{
if(!m_mutex.tryLock(2))
return;
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m_traces = traces;
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m_dataChanged = true;
m_mutex.unlock();
}
}
void GLScopeNG::initializeGL()
{
QOpenGLContext *glCurrentContext = QOpenGLContext::currentContext();
if (glCurrentContext) {
if (QOpenGLContext::currentContext()->isValid()) {
qDebug() << "GLScopeNG::initializeGL: context:"
<< " major: " << (QOpenGLContext::currentContext()->format()).majorVersion()
<< " minor: " << (QOpenGLContext::currentContext()->format()).minorVersion()
<< " ES: " << (QOpenGLContext::currentContext()->isOpenGLES() ? "yes" : "no");
}
else {
qDebug() << "GLScopeNG::initializeGL: current context is invalid";
}
} else {
qCritical() << "GLScopeNG::initializeGL: no current context";
return;
}
QSurface *surface = glCurrentContext->surface();
if (surface == 0)
{
qCritical() << "GLScopeNG::initializeGL: no surface attached";
return;
}
else
{
if (surface->surfaceType() != QSurface::OpenGLSurface)
{
qCritical() << "GLScopeNG::initializeGL: surface is not an OpenGLSurface: " << surface->surfaceType()
<< " cannot use an OpenGL context";
return;
}
else
{
qDebug() << "GLScopeNG::initializeGL: OpenGL surface:"
<< " class: " << (surface->surfaceClass() == QSurface::Window ? "Window" : "Offscreen");
}
}
connect(glCurrentContext, &QOpenGLContext::aboutToBeDestroyed, this, &GLScopeNG::cleanup); // TODO: when migrating to QOpenGLWidget
QOpenGLFunctions *glFunctions = QOpenGLContext::currentContext()->functions();
glFunctions->initializeOpenGLFunctions();
//glDisable(GL_DEPTH_TEST);
m_glShaderSimple.initializeGL();
m_glShaderLeft1Scale.initializeGL();
m_glShaderBottom1Scale.initializeGL();
m_glShaderLeft2Scale.initializeGL();
m_glShaderBottom2Scale.initializeGL();
m_glShaderPowerOverlay.initializeGL();
}
void GLScopeNG::resizeGL(int width, int height)
{
QOpenGLFunctions *glFunctions = QOpenGLContext::currentContext()->functions();
glFunctions->glViewport(0, 0, width, height);
m_configChanged = true;
}
void GLScopeNG::paintGL()
{
if(!m_mutex.tryLock(2))
return;
if(m_configChanged)
applyConfig();
QOpenGLFunctions *glFunctions = QOpenGLContext::currentContext()->functions();
glFunctions->glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
glFunctions->glClear(GL_COLOR_BUFFER_BIT);
if (m_displayMode == DisplayX) // display only trace #0
{
// draw rect around
{
GLfloat q3[] {
1, 1,
0, 1,
0, 0,
1, 0
};
QVector4D color(1.0f, 1.0f, 1.0f, 0.5f);
m_glShaderSimple.drawContour(m_glScopeMatrix1, color, q3, 4);
}
// paint grid
const ScaleEngine::TickList* tickList;
const ScaleEngine::Tick* tick;
// Y1 (X trace or trace #0)
{
tickList = &m_y1Scale.getTickList();
GLfloat q3[4*tickList->count()];
int effectiveTicks = 0;
for (int i= 0; i < tickList->count(); i++)
{
tick = &(*tickList)[i];
if (tick->major)
{
if (tick->textSize > 0)
{
float y = 1 - (tick->pos / m_y1Scale.getSize());
q3[4*effectiveTicks] = 0;
q3[4*effectiveTicks+1] = y;
q3[4*effectiveTicks+2] = 1;
q3[4*effectiveTicks+3] = y;
effectiveTicks++;
}
}
}
float blue = 1.0f;
QVector4D color(1.0f, 1.0f, blue, (float) m_displayGridIntensity / 100.0f);
m_glShaderSimple.drawSegments(m_glScopeMatrix1, color, q3, 2*effectiveTicks);
}
// X1 (time)
{
tickList = &m_x1Scale.getTickList();
GLfloat q3[4*tickList->count()];
int effectiveTicks = 0;
for(int i= 0; i < tickList->count(); i++) {
tick = &(*tickList)[i];
if(tick->major) {
if(tick->textSize > 0) {
float x = tick->pos / m_x1Scale.getSize();
q3[4*effectiveTicks] = x;
q3[4*effectiveTicks+1] = 0;
q3[4*effectiveTicks+2] = x;
q3[4*effectiveTicks+3] = 1;
effectiveTicks++;
}
}
}
QVector4D color(1.0f, 1.0f, 1.0f, (float) m_displayGridIntensity / 100.0f);
m_glShaderSimple.drawSegments(m_glScopeMatrix1, color, q3, 2*effectiveTicks);
}
// paint left #1 scale
{
GLfloat vtx1[] = {
0, 1,
1, 1,
1, 0,
0, 0
};
GLfloat tex1[] = {
0, 1,
1, 1,
1, 0,
0, 0
};
m_glShaderLeft1Scale.drawSurface(m_glLeft1ScaleMatrix, tex1, vtx1, 4);
}
// paint bottom #1 scale
{
GLfloat vtx1[] = {
0, 1,
1, 1,
1, 0,
0, 0
};
GLfloat tex1[] = {
0, 1,
1, 1,
1, 0,
0, 0
};
m_glShaderBottom1Scale.drawSurface(m_glBot1ScaleMatrix, tex1, vtx1, 4);
}
// TODO: paint trigger level #1
// paint trace #1
if (m_traceSize > 0)
{
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const float *trace = (*m_traces)[0];
const ScopeVisNG::TraceData& traceData = (*m_tracesData)[0];
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int start = (m_timeOfsProMill/1000.0) * m_traceSize;
int end = std::min(start + m_traceSize/m_timeBase, m_traceSize);
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if(end - start < 2)
start--;
float rectX = m_glScopeRect1.x();
float rectY = m_glScopeRect1.y() + m_glScopeRect1.height() / 2.0f;
float rectW = m_glScopeRect1.width() * (float)m_timeBase / (float)(m_traceSize - 1);
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//float rectH = -(m_glScopeRect1.height() / 2.0f) * traceData.m_amp;
float rectH = -m_glScopeRect1.height() / 2.0f;
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QVector4D color(1.0f, 1.0f, 0.25f, m_displayTraceIntensity / 100.0f);
QMatrix4x4 mat;
mat.setToIdentity();
mat.translate(-1.0f + 2.0f * rectX, 1.0f - 2.0f * rectY);
mat.scale(2.0f * rectW, -2.0f * rectH);
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m_glShaderSimple.drawPolyline(mat, color, (GLfloat *) &trace[2*start], end - start);
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}
}
m_dataChanged = false;
m_mutex.unlock();
}
void GLScopeNG::setSampleRate(int sampleRate)
{
m_sampleRate = sampleRate;
m_configChanged = true;
update();
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emit sampleRateChanged(m_sampleRate);
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}
void GLScopeNG::setTimeBase(int timeBase)
{
m_timeBase = timeBase;
m_configChanged = true;
update();
}
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void GLScopeNG::setTriggerPre(uint32_t triggerPre)
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{
m_triggerPre = triggerPre;
m_configChanged = true;
update();
}
void GLScopeNG::setTimeOfsProMill(int timeOfsProMill)
{
m_timeOfsProMill = timeOfsProMill;
m_configChanged = true;
update();
}
void GLScopeNG::setHighlightedTraceIndex(uint32_t traceIndex)
{
m_highlightedTraceIndex = traceIndex;
m_configChanged = true;
update();
}
void GLScopeNG::setDisplayMode(DisplayMode displayMode)
{
m_displayMode = displayMode;
m_configChanged = true;
update();
}
void GLScopeNG::setTraceSize(int traceSize)
{
m_traceSize = traceSize;
m_configChanged = true;
update();
}
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void GLScopeNG::updateDisplay()
{
m_configChanged = true;
update();
}
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void GLScopeNG::applyConfig()
{
m_configChanged = false;
QFontMetrics fm(font());
int M = fm.width("-");
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//float t_start = ((m_timeOfsProMill / 1000.0) * ((float) m_traceSize / m_sampleRate)) - ((float) m_triggerPre / m_sampleRate);
float t_start = (((m_timeOfsProMill / 1000.0f) * (float) m_traceSize) / m_sampleRate) - ((float) m_triggerPre / m_sampleRate);
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float t_len = ((float) m_traceSize / m_sampleRate) / (float) m_timeBase;
m_x1Scale.setRange(Unit::Time, t_start, t_start + t_len); // time scale
m_x2Scale.setRange(Unit::Time, t_start, t_start + t_len); // time scale
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if (m_traces->size() > 0)
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{
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setYScale(m_y1Scale, 0); // This is always the X trace (trace #0)
}
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if ((m_traces->size() > 1) && (m_highlightedTraceIndex < m_traces->size()))
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{
setYScale(m_y2Scale, m_highlightedTraceIndex > 0 ? m_highlightedTraceIndex : 1); // if Highlighted trace is #0 (X trace) set it to first Y trace (trace #1)
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}
if ((m_displayMode == DisplayX) || (m_displayMode == DisplayY)) // unique display
{
int scopeHeight = height() - m_topMargin - m_botMargin;
int scopeWidth = width() - m_leftMargin - m_rightMargin;
m_glScopeRect1 = QRectF(
(float) m_leftMargin / (float) width(),
(float) m_topMargin / (float) height(),
(float) scopeWidth / (float) width(),
(float) scopeHeight / (float) height()
);
m_glScopeMatrix1.setToIdentity();
m_glScopeMatrix1.translate (
-1.0f + ((float) 2*m_leftMargin / (float) width()),
1.0f - ((float) 2*m_topMargin / (float) height())
);
m_glScopeMatrix1.scale (
(float) 2*scopeWidth / (float) width(),
(float) -2*scopeHeight / (float) height()
);
m_glBot1ScaleMatrix.setToIdentity();
m_glBot1ScaleMatrix.translate (
-1.0f + ((float) 2*m_leftMargin / (float) width()),
1.0f - ((float) 2*(scopeHeight + m_topMargin + 1) / (float) height())
);
m_glBot1ScaleMatrix.scale (
(float) 2*scopeWidth / (float) width(),
(float) -2*(m_botMargin - 1) / (float) height()
);
m_glLeft1ScaleMatrix.setToIdentity();
m_glLeft1ScaleMatrix.translate (
-1.0f,
1.0f - ((float) 2*m_topMargin / (float) height())
);
m_glLeft1ScaleMatrix.scale (
(float) 2*(m_leftMargin-1) / (float) width(),
(float) -2*scopeHeight / (float) height()
);
{ // X1 scale
m_x1Scale.setSize(scopeWidth);
m_bot1ScalePixmap = QPixmap(
scopeWidth,
m_botMargin - 1
);
const ScaleEngine::TickList* tickList;
const ScaleEngine::Tick* tick;
m_bot1ScalePixmap.fill(Qt::black);
QPainter painter(&m_bot1ScalePixmap);
painter.setPen(QColor(0xf0, 0xf0, 0xff));
painter.setFont(font());
tickList = &m_x1Scale.getTickList();
for(int i = 0; i < tickList->count(); i++) {
tick = &(*tickList)[i];
if(tick->major) {
if(tick->textSize > 0) {
painter.drawText(QPointF(tick->textPos, fm.height() - 1), tick->text);
}
}
}
m_glShaderBottom1Scale.initTexture(m_bot1ScalePixmap.toImage());
} // X1 scale
if (m_displayMode == DisplayX) // use Y1 scale
{
m_y1Scale.setSize(scopeHeight);
m_left1ScalePixmap = QPixmap(
m_leftMargin - 1,
scopeHeight
);
const ScaleEngine::TickList* tickList;
const ScaleEngine::Tick* tick;
m_left1ScalePixmap.fill(Qt::black);
QPainter painter(&m_left1ScalePixmap);
painter.setPen(QColor(0xf0, 0xf0, 0xff));
painter.setFont(font());
tickList = &m_y1Scale.getTickList();
for(int i = 0; i < tickList->count(); i++) {
tick = &(*tickList)[i];
if(tick->major) {
if(tick->textSize > 0) {
painter.drawText(QPointF(m_leftMargin - M - tick->textSize, m_topMargin + scopeHeight - tick->textPos - fm.ascent()/2), tick->text);
}
}
}
m_glShaderLeft1Scale.initTexture(m_left1ScalePixmap.toImage());
}
else if (m_displayMode == DisplayY) // use Y2 scale
{
m_y2Scale.setSize(scopeHeight);
m_left2ScalePixmap = QPixmap(
m_leftMargin - 1,
scopeHeight
);
const ScaleEngine::TickList* tickList;
const ScaleEngine::Tick* tick;
m_left2ScalePixmap.fill(Qt::black);
QPainter painter(&m_left2ScalePixmap);
painter.setPen(QColor(0xf0, 0xf0, 0xff));
painter.setFont(font());
tickList = &m_y2Scale.getTickList();
for(int i = 0; i < tickList->count(); i++) {
tick = &(*tickList)[i];
if(tick->major) {
if(tick->textSize > 0) {
painter.drawText(QPointF(m_leftMargin - M - tick->textSize, m_topMargin + scopeHeight - tick->textPos - fm.ascent()/2), tick->text);
}
}
}
m_glShaderLeft2Scale.initTexture(m_left2ScalePixmap.toImage());
} // Y scales
} // single display
else // dual display (X+Y or polar)
{
// left (first) display
if ((m_displayMode == DisplayXYH) || (m_displayMode == DisplayPol)) // horizontal split of first display
{
int scopeHeight = height() - m_topMargin - m_botMargin;
int scopeWidth = (width() - m_rightMargin)/2 - m_leftMargin;
m_glScopeRect1 = QRectF(
(float) m_leftMargin / (float) width(),
(float) m_topMargin / (float) height(),
(float) scopeWidth / (float) width(),
(float) scopeHeight / (float) height()
);
m_glScopeMatrix1.setToIdentity();
m_glScopeMatrix1.translate (
-1.0f + ((float) 2*m_leftMargin / (float) width()),
1.0f - ((float) 2*m_topMargin / (float) height())
);
m_glScopeMatrix1.scale (
(float) 2*scopeWidth / (float) width(),
(float) -2*scopeHeight / (float) height()
);
m_glBot1ScaleMatrix.setToIdentity();
m_glBot1ScaleMatrix.translate (
-1.0f + ((float) 2*m_leftMargin / (float) width()),
1.0f - ((float) 2*(scopeHeight + m_topMargin + 1) / (float) height())
);
m_glBot1ScaleMatrix.scale (
(float) 2*scopeWidth / (float) width(),
(float) -2*(m_botMargin - 1) / (float) height()
);
m_glLeft1ScaleMatrix.setToIdentity();
m_glLeft1ScaleMatrix.translate (
-1.0f,
1.0f - ((float) 2*m_topMargin / (float) height())
);
m_glLeft1ScaleMatrix.scale (
(float) 2*(m_leftMargin-1) / (float) width(),
(float) -2*scopeHeight / (float) height()
);
{ // Y1 scale
m_y1Scale.setSize(scopeHeight);
m_left1ScalePixmap = QPixmap(
m_leftMargin - 1,
scopeHeight
);
const ScaleEngine::TickList* tickList;
const ScaleEngine::Tick* tick;
m_left1ScalePixmap.fill(Qt::black);
QPainter painter(&m_left1ScalePixmap);
painter.setPen(QColor(0xf0, 0xf0, 0xff));
painter.setFont(font());
tickList = &m_y1Scale.getTickList();
for(int i = 0; i < tickList->count(); i++) {
tick = &(*tickList)[i];
if(tick->major) {
if(tick->textSize > 0) {
painter.drawText(QPointF(m_leftMargin - M - tick->textSize, m_topMargin + scopeHeight - tick->textPos - fm.ascent()/2), tick->text);
}
}
}
m_glShaderLeft1Scale.initTexture(m_left1ScalePixmap.toImage());
} // Y1 scale
{ // X1 scale
m_x1Scale.setSize(scopeWidth);
m_bot1ScalePixmap = QPixmap(
scopeWidth,
m_botMargin - 1
);
const ScaleEngine::TickList* tickList;
const ScaleEngine::Tick* tick;
m_bot1ScalePixmap.fill(Qt::black);
QPainter painter(&m_bot1ScalePixmap);
painter.setPen(QColor(0xf0, 0xf0, 0xff));
painter.setFont(font());
tickList = &m_x1Scale.getTickList();
for(int i = 0; i < tickList->count(); i++) {
tick = &(*tickList)[i];
if(tick->major) {
if(tick->textSize > 0) {
painter.drawText(QPointF(tick->textPos, fm.height() - 1), tick->text);
}
}
}
m_glShaderBottom1Scale.initTexture(m_bot1ScalePixmap.toImage());
} // X1 scale
}
else // vertical split of first display
{
int scopeHeight = (height() - m_topMargin) / 2 - m_botMargin;
int scopeWidth = width() - m_leftMargin - m_rightMargin;
m_glScopeRect1 = QRectF(
(float) m_leftMargin / (float) width(),
(float) m_topMargin / (float) height(),
(float) scopeWidth / (float) width(),
(float) scopeHeight / (float) height()
);
m_glScopeMatrix1.setToIdentity();
m_glScopeMatrix1.translate (
-1.0f + ((float) 2*m_leftMargin / (float) width()),
1.0f - ((float) 2*m_topMargin / (float) height())
);
m_glScopeMatrix1.scale (
(float) 2*scopeWidth / (float) width(),
(float) -2*scopeHeight / (float) height()
);
m_glBot1ScaleMatrix.setToIdentity();
m_glBot1ScaleMatrix.translate (
-1.0f + ((float) 2*m_leftMargin / (float) width()),
1.0f - ((float) 2*(scopeHeight + m_topMargin + 1) / (float) height())
);
m_glBot1ScaleMatrix.scale (
(float) 2*scopeWidth / (float) width(),
(float) -2*(m_botMargin - 1) / (float) height()
);
m_glLeft1ScaleMatrix.setToIdentity();
m_glLeft1ScaleMatrix.translate (
-1.0f,
1.0f - ((float) 2*m_topMargin / (float) height())
);
m_glLeft1ScaleMatrix.scale (
(float) 2*(m_leftMargin-1) / (float) width(),
(float) -2*scopeHeight / (float) height()
);
{ // Y1 scale
m_y1Scale.setSize(scopeHeight);
m_left1ScalePixmap = QPixmap(
m_leftMargin - 1,
scopeHeight
);
const ScaleEngine::TickList* tickList;
const ScaleEngine::Tick* tick;
m_left1ScalePixmap.fill(Qt::black);
QPainter painter(&m_left1ScalePixmap);
painter.setPen(QColor(0xf0, 0xf0, 0xff));
painter.setFont(font());
tickList = &m_y1Scale.getTickList();
for(int i = 0; i < tickList->count(); i++) {
tick = &(*tickList)[i];
if(tick->major) {
if(tick->textSize > 0) {
painter.drawText(QPointF(m_leftMargin - M - tick->textSize, m_topMargin + scopeHeight - tick->textPos - fm.ascent()/2), tick->text);
}
}
}
m_glShaderLeft1Scale.initTexture(m_left1ScalePixmap.toImage());
} // Y1 scale
{ // X1 scale
m_x1Scale.setSize(scopeWidth);
m_bot1ScalePixmap = QPixmap(
scopeWidth,
m_botMargin - 1
);
const ScaleEngine::TickList* tickList;
const ScaleEngine::Tick* tick;
m_bot1ScalePixmap.fill(Qt::black);
QPainter painter(&m_bot1ScalePixmap);
painter.setPen(QColor(0xf0, 0xf0, 0xff));
painter.setFont(font());
tickList = &m_x1Scale.getTickList();
for(int i = 0; i < tickList->count(); i++) {
tick = &(*tickList)[i];
if(tick->major) {
if(tick->textSize > 0) {
painter.drawText(QPointF(tick->textPos, fm.height() - 1), tick->text);
}
}
}
m_glShaderBottom1Scale.initTexture(m_bot1ScalePixmap.toImage());
} // X1 scale
} // hotizontal or vertical split of first display
// right (second) display
if (m_displayMode == DisplayPol) // in Polar mode second display is square and split is horizontal
{
int scopeHeight = height() - m_topMargin - m_botMargin;
int scopeWidth = (width() - m_rightMargin)/2 - m_leftMargin;
int scopeDim = std::min(scopeWidth, scopeHeight);
m_glScopeRect2 = QRectF(
(float)(m_leftMargin + scopeWidth + m_leftMargin) / (float)width(),
(float)m_topMargin / (float)height(),
(float) scopeDim / (float)width(),
(float)(height() - m_topMargin - m_botMargin) / (float)height()
);
m_glScopeMatrix2.setToIdentity();
m_glScopeMatrix2.translate (
-1.0f + ((float) 2*(m_leftMargin + scopeWidth + m_leftMargin) / (float) width()),
1.0f - ((float) 2*m_topMargin / (float) height())
);
m_glScopeMatrix2.scale (
(float) 2*scopeDim / (float) width(),
(float) -2*(height() - m_topMargin - m_botMargin) / (float) height()
);
m_glLeft2ScaleMatrix.setToIdentity();
m_glLeft2ScaleMatrix.translate (
-1.0f + (float) 2*(m_leftMargin + scopeWidth) / (float) width(),
1.0f - ((float) 2*m_topMargin / (float) height())
);
m_glLeft2ScaleMatrix.scale (
(float) 2*(m_leftMargin-1) / (float) width(),
(float) -2*scopeHeight / (float) height()
);
m_glBot2ScaleMatrix.setToIdentity();
m_glBot2ScaleMatrix.translate (
-1.0f + ((float) 2*(m_leftMargin + m_leftMargin + scopeWidth) / (float) width()),
1.0f - ((float) 2*(scopeHeight + m_topMargin + 1) / (float) height())
);
m_glBot2ScaleMatrix.scale (
(float) 2*scopeDim / (float) width(),
(float) -2*(m_botMargin - 1) / (float) height()
);
}
else // both displays are similar and share space equally
{
if (m_displayMode == DisplayXYH) // horizontal split of second display
{
int scopeHeight = height() - m_topMargin - m_botMargin;
int scopeWidth = (width() - m_rightMargin)/2 - m_leftMargin;
m_glScopeRect2 = QRectF(
(float)(m_leftMargin + m_leftMargin + ((width() - m_leftMargin - m_leftMargin - m_rightMargin) / 2)) / (float)width(),
(float)m_topMargin / (float)height(),
(float)((width() - m_leftMargin - m_leftMargin - m_rightMargin) / 2) / (float)width(),
(float)(height() - m_topMargin - m_botMargin) / (float)height()
);
m_glScopeMatrix2.setToIdentity();
m_glScopeMatrix2.translate (
-1.0f + ((float) 2*(m_leftMargin + m_leftMargin + ((width() - m_leftMargin - m_leftMargin - m_rightMargin) / 2)) / (float) width()),
1.0f - ((float) 2*m_topMargin / (float) height())
);
m_glScopeMatrix2.scale (
(float) 2*((width() - m_leftMargin - m_leftMargin - m_rightMargin) / 2) / (float) width(),
(float) -2*(height() - m_topMargin - m_botMargin) / (float) height()
);
m_glLeft2ScaleMatrix.setToIdentity();
m_glLeft2ScaleMatrix.translate (
-1.0f + (float) 2*(m_leftMargin + scopeWidth) / (float) width(),
1.0f - ((float) 2*m_topMargin / (float) height())
);
m_glLeft2ScaleMatrix.scale (
(float) 2*(m_leftMargin-1) / (float) width(),
(float) -2*scopeHeight / (float) height()
);
m_glBot2ScaleMatrix.setToIdentity();
m_glBot2ScaleMatrix.translate (
-1.0f + ((float) 2*(m_leftMargin + m_leftMargin + scopeWidth) / (float) width()),
1.0f - ((float) 2*(scopeHeight + m_topMargin + 1) / (float) height())
);
m_glBot2ScaleMatrix.scale (
(float) 2*scopeWidth / (float) width(),
(float) -2*(m_botMargin - 1) / (float) height()
);
{ // Y2 scale
m_y2Scale.setSize(scopeHeight);
m_left2ScalePixmap = QPixmap(
m_leftMargin - 1,
scopeHeight
);
const ScaleEngine::TickList* tickList;
const ScaleEngine::Tick* tick;
m_left2ScalePixmap.fill(Qt::black);
QPainter painter(&m_left2ScalePixmap);
painter.setPen(QColor(0xf0, 0xf0, 0xff));
painter.setFont(font());
tickList = &m_y2Scale.getTickList();
for(int i = 0; i < tickList->count(); i++) {
tick = &(*tickList)[i];
if(tick->major) {
if(tick->textSize > 0) {
painter.drawText(QPointF(m_leftMargin - M - tick->textSize, m_topMargin + scopeHeight - tick->textPos - fm.ascent()/2), tick->text);
}
}
}
m_glShaderLeft2Scale.initTexture(m_left2ScalePixmap.toImage());
} // Y2 scale
{ // X2 scale
m_x2Scale.setSize(scopeWidth);
m_bot2ScalePixmap = QPixmap(
scopeWidth,
m_botMargin - 1
);
const ScaleEngine::TickList* tickList;
const ScaleEngine::Tick* tick;
m_bot2ScalePixmap.fill(Qt::black);
QPainter painter(&m_bot2ScalePixmap);
painter.setPen(QColor(0xf0, 0xf0, 0xff));
painter.setFont(font());
tickList = &m_x2Scale.getTickList();
for(int i = 0; i < tickList->count(); i++) {
tick = &(*tickList)[i];
if(tick->major) {
if(tick->textSize > 0) {
painter.drawText(QPointF(tick->textPos, fm.height() - 1), tick->text);
}
}
}
m_glShaderBottom2Scale.initTexture(m_bot2ScalePixmap.toImage());
} // X2 scale
}
else // vertical split of second display
{
int scopeHeight = (height() - m_topMargin) / 2 - m_botMargin;
int scopeWidth = width() - m_leftMargin - m_rightMargin;
m_glScopeRect2 = QRectF(
(float) m_leftMargin / (float)width(),
(float) (m_botMargin + m_topMargin + scopeHeight) / (float)height(),
(float) scopeWidth / (float)width(),
(float) scopeHeight / (float)height()
);
m_glScopeMatrix2.setToIdentity();
m_glScopeMatrix2.translate (
-1.0f + ((float) 2*m_leftMargin / (float) width()),
1.0f - ((float) 2*(m_botMargin + m_topMargin + scopeHeight) / (float) height())
);
m_glScopeMatrix2.scale (
(float) 2*scopeWidth / (float) width(),
(float) -2*scopeHeight / (float) height()
);
m_glLeft2ScaleMatrix.setToIdentity();
m_glLeft2ScaleMatrix.translate (
-1.0f,
1.0f - ((float) 2*(m_topMargin + scopeHeight + m_botMargin) / (float) height())
);
m_glLeft2ScaleMatrix.scale (
(float) 2*(m_leftMargin-1) / (float) width(),
(float) -2*scopeHeight / (float) height()
);
m_glBot2ScaleMatrix.setToIdentity();
m_glBot2ScaleMatrix.translate (
-1.0f + ((float) 2*m_leftMargin / (float) width()),
1.0f - ((float) 2*(scopeHeight + m_topMargin + scopeHeight + m_botMargin + 1) / (float) height())
);
m_glBot2ScaleMatrix.scale (
(float) 2*scopeWidth / (float) width(),
(float) -2*(m_botMargin - 1) / (float) height()
);
{ // Y2 scale
m_y2Scale.setSize(scopeHeight);
m_left2ScalePixmap = QPixmap(
m_leftMargin - 1,
scopeHeight
);
const ScaleEngine::TickList* tickList;
const ScaleEngine::Tick* tick;
m_left2ScalePixmap.fill(Qt::black);
QPainter painter(&m_left2ScalePixmap);
painter.setPen(QColor(0xf0, 0xf0, 0xff));
painter.setFont(font());
tickList = &m_y2Scale.getTickList();
for(int i = 0; i < tickList->count(); i++) {
tick = &(*tickList)[i];
if(tick->major) {
if(tick->textSize > 0) {
painter.drawText(QPointF(m_leftMargin - M - tick->textSize, m_topMargin + scopeHeight - tick->textPos - fm.ascent()/2), tick->text);
}
}
}
m_glShaderLeft2Scale.initTexture(m_left2ScalePixmap.toImage());
} // Y2 scale
{ // X2 scale
m_x2Scale.setSize(scopeWidth);
m_bot2ScalePixmap = QPixmap(
scopeWidth,
m_botMargin - 1
);
const ScaleEngine::TickList* tickList;
const ScaleEngine::Tick* tick;
m_bot2ScalePixmap.fill(Qt::black);
QPainter painter(&m_bot2ScalePixmap);
painter.setPen(QColor(0xf0, 0xf0, 0xff));
painter.setFont(font());
tickList = &m_x2Scale.getTickList();
for(int i = 0; i < tickList->count(); i++) {
tick = &(*tickList)[i];
if(tick->major) {
if(tick->textSize > 0) {
painter.drawText(QPointF(tick->textPos, fm.height() - 1), tick->text);
}
}
}
m_glShaderBottom2Scale.initTexture(m_bot2ScalePixmap.toImage());
} // X2 scale
} // vertical or horizontal split of second display
} // second display square (polar mode) or half space
} // single or dual display
}
void GLScopeNG::setYScale(ScaleEngine& scale, uint32_t highlightedTraceIndex)
{
New scope: basic single X display
2017-02-05 20:40:31 -05:00
ScopeVisNG::TraceData& traceData = (*m_tracesData)[highlightedTraceIndex];
float amp_range = 2.0 / traceData.m_amp;
float amp_ofs = traceData.m_ofs;
New scope: fixed trace offset
2017-02-06 18:25:40 -05:00
float pow_floor = -100.0 + traceData.m_ofs * 100.0;
New scope: basic single X display
2017-02-05 20:40:31 -05:00
float pow_range = 100.0 / traceData.m_amp;
New scope: interim state (1)
2017-01-29 13:51:45 -05:00
New scope: basic single X display
2017-02-05 20:40:31 -05:00
switch (traceData.m_projectionType)
New scope: interim state (1)
2017-01-29 13:51:45 -05:00
{
case ScopeVisNG::ProjectionMagDB: // dB scale
scale.setRange(Unit::Decibel, pow_floor, pow_floor + pow_range);
break;
New scope: fixed trace offset
2017-02-06 18:25:40 -05:00
case ScopeVisNG::ProjectionMagLin:
if (amp_range < 2.0) {
New scope: fixed trace display and triggers
2017-02-07 20:13:53 -05:00
scale.setRange(Unit::None, amp_ofs * 1000.0, amp_range * 1000.0 + amp_ofs * 1000.0);
New scope: fixed trace offset
2017-02-06 18:25:40 -05:00
} else {
New scope: fixed trace display and triggers
2017-02-07 20:13:53 -05:00
scale.setRange(Unit::None, amp_ofs, amp_range + amp_ofs);
New scope: fixed trace offset
2017-02-06 18:25:40 -05:00
}
break;
New scope: interim state (1)
2017-01-29 13:51:45 -05:00
case ScopeVisNG::ProjectionPhase: // Phase or frequency
case ScopeVisNG::ProjectionDPhase:
New scope: basic single X display
2017-02-05 20:40:31 -05:00
scale.setRange(Unit::None, -1.0/traceData.m_amp + amp_ofs, 1.0/traceData.m_amp + amp_ofs);
New scope: interim state (1)
2017-01-29 13:51:45 -05:00
break;
case ScopeVisNG::ProjectionReal: // Linear generic
case ScopeVisNG::ProjectionImag:
default:
if (amp_range < 2.0) {
scale.setRange(Unit::None, - amp_range * 500.0 + amp_ofs * 1000.0, amp_range * 500.0 + amp_ofs * 1000.0);
} else {
scale.setRange(Unit::None, - amp_range * 0.5 + amp_ofs, amp_range * 0.5 + amp_ofs);
}
break;
}
}
void GLScopeNG::tick()
{
New scope: basic single X display
2017-02-05 20:40:31 -05:00
if(m_dataChanged) {
New scope: interim state (1)
2017-01-29 13:51:45 -05:00
update();
New scope: basic single X display
2017-02-05 20:40:31 -05:00
}
New scope: interim state (1)
2017-01-29 13:51:45 -05:00
}
void GLScopeNG::connectTimer(const QTimer& timer)
{
qDebug() << "GLScopeNG::connectTimer";
disconnect(&m_timer, SIGNAL(timeout()), this, SLOT(tick()));
connect(&timer, SIGNAL(timeout()), this, SLOT(tick()));
m_timer.stop();
}
void GLScopeNG::cleanup()
{
//makeCurrent();
m_glShaderSimple.cleanup();
m_glShaderBottom1Scale.cleanup();
m_glShaderBottom2Scale.cleanup();
m_glShaderLeft1Scale.cleanup();
m_glShaderPowerOverlay.cleanup();
//doneCurrent();
}
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