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TVScreenAnalog: removed usage of std::shared_ptr

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This commit is contained in:
f4exb 2020-12-10 07:28:55 +01:00
parent ae3ce79cf2
commit ba642e8fab
3 changed files with 55 additions and 32 deletions
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2
plugins/channelrx/demodatv/atvdemodsink.h
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@ -113,7 +113,7 @@ private:
//*************** ATV PARAMETERS ***************
TVScreenAnalog *m_registeredTVScreen;
std::shared_ptr<TVScreenAnalogBuffer> m_tvScreenBuffer;
TVScreenAnalogBuffer *m_tvScreenBuffer;
//int m_intNumberSamplePerLine;
int m_numberSamplesPerHTop; //!< number of samples per horizontal synchronization pulse (pulse in ultra-black) - integer value

65
sdrgui/gui/tvscreenanalog.cpp
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@ -65,24 +65,47 @@ static const char* fragmentShaderSource =
"}\n";
TVScreenAnalog::TVScreenAnalog(QWidget *parent)
: QGLWidget(parent)
: QGLWidget(parent),
m_shader(nullptr),
m_imageTexture(nullptr),
m_lineShiftsTexture(nullptr)
{
m_isDataChanged = false;
m_frontBuffer = std::make_shared<TVScreenAnalogBuffer>(5, 1);
m_backBuffer = std::make_shared<TVScreenAnalogBuffer>(5, 1);
m_frontBuffer = new TVScreenAnalogBuffer(5, 1);
m_backBuffer = new TVScreenAnalogBuffer(5, 1);
connect(&m_updateTimer, SIGNAL(timeout()), this, SLOT(tick()));
m_updateTimer.start(40); // capped at 25 FPS
}
void TVScreenAnalog::cleanup()
TVScreenAnalog::~TVScreenAnalog()
{
m_shader = nullptr;
m_imageTexture = nullptr;
m_lineShiftsTexture = nullptr;
delete m_backBuffer;
delete m_frontBuffer;
}
std::shared_ptr<TVScreenAnalogBuffer> TVScreenAnalog::getBackBuffer()
void TVScreenAnalog::cleanup()
{
if (m_shader)
{
delete m_shader;
m_shader = nullptr;
}
if (m_imageTexture)
{
delete m_imageTexture;
m_imageTexture = nullptr;
}
if (m_lineShiftsTexture)
{
delete m_lineShiftsTexture;
m_lineShiftsTexture = nullptr;
}
}
TVScreenAnalogBuffer *TVScreenAnalog::getBackBuffer()
{
return m_backBuffer;
}
@ -95,8 +118,10 @@ void TVScreenAnalog::resizeTVScreen(int intCols, int intRows)
QMutexLocker lock(&m_buffersMutex);
if (m_frontBuffer->getWidth() != colsAdj || m_frontBuffer->getHeight() != intRows)
{
m_frontBuffer = std::make_shared<TVScreenAnalogBuffer>(colsAdj, intRows);
m_backBuffer = std::make_shared<TVScreenAnalogBuffer>(colsAdj, intRows);
delete m_backBuffer;
delete m_frontBuffer;
m_frontBuffer = new TVScreenAnalogBuffer(colsAdj, intRows);
m_backBuffer = new TVScreenAnalogBuffer(colsAdj, intRows);
}
}
@ -112,29 +137,29 @@ void TVScreenAnalog::initializeGL()
connect(QOpenGLContext::currentContext(), &QOpenGLContext::aboutToBeDestroyed,
this, &TVScreenAnalog::cleanup); // TODO: when migrating to QOpenGLWidget
m_shader = std::make_shared<QOpenGLShaderProgram>(this);
m_shader = new QOpenGLShaderProgram(this);
if (!m_shader->addShaderFromSourceCode(QOpenGLShader::Vertex, vertexShaderSource))
{
qWarning()
<< "TVScreenAnalog::initializeGL: error in vertex shader:"
<< m_shader->log();
m_shader = nullptr;
return;
}
if (!m_shader->addShaderFromSourceCode(QOpenGLShader::Fragment, fragmentShaderSource))
{
qWarning()
<< "TVScreenAnalog::initializeGL: error in fragment shader:"
<< m_shader->log();
m_shader = nullptr;
return;
}
if (!m_shader->link())
{
qWarning()
<< "TVScreenAnalog::initializeGL: error linking shader:"
<< m_shader->log();
m_shader = nullptr;
return;
}
@ -148,10 +173,10 @@ void TVScreenAnalog::initializeGL()
m_texelHeightLoc = m_shader->uniformLocation("tlh");
}
void TVScreenAnalog::initializeTextures(std::shared_ptr<TVScreenAnalogBuffer> buffer)
void TVScreenAnalog::initializeTextures(TVScreenAnalogBuffer *buffer)
{
m_imageTexture = std::make_shared<QOpenGLTexture>(QOpenGLTexture::Target2D);
m_lineShiftsTexture = std::make_shared<QOpenGLTexture>(QOpenGLTexture::Target2D);
m_imageTexture = new QOpenGLTexture(QOpenGLTexture::Target2D);
m_lineShiftsTexture = new QOpenGLTexture(QOpenGLTexture::Target2D);
m_imageTexture->setSize(buffer->getWidth(), buffer->getHeight());
m_lineShiftsTexture->setSize(1, buffer->getHeight());
m_imageTexture->setFormat(QOpenGLTexture::RGBA8_UNorm);
@ -171,7 +196,7 @@ void TVScreenAnalog::initializeTextures(std::shared_ptr<TVScreenAnalogBuffer> bu
m_lineShiftsTexture->setWrapMode(QOpenGLTexture::DirectionT, QOpenGLTexture::ClampToEdge);
}
std::shared_ptr<TVScreenAnalogBuffer> TVScreenAnalog::swapBuffers()
TVScreenAnalogBuffer *TVScreenAnalog::swapBuffers()
{
QMutexLocker lock(&m_buffersMutex);
std::swap(m_frontBuffer, m_backBuffer);
@ -198,7 +223,7 @@ void TVScreenAnalog::paintGL()
return;
}
std::shared_ptr<TVScreenAnalogBuffer> buffer = m_frontBuffer;
TVScreenAnalogBuffer *buffer = m_frontBuffer;
if (!m_imageTexture ||
m_imageTexture->width() != buffer->getWidth() ||
@ -256,4 +281,4 @@ void TVScreenAnalog::paintGL()
glDisableVertexAttribArray(m_texCoordAttribIndex);
m_shader->release();
}
}

20
sdrgui/gui/tvscreenanalog.h
View File

@ -25,9 +25,6 @@
#include "export.h"
#include <memory>
#include <algorithm>
#include <QMutex>
#include <QTimer>
#include <QGLWidget>
@ -129,22 +126,23 @@ class SDRGUI_API TVScreenAnalog : public QGLWidget, protected QOpenGLFunctions
int m_texCoordAttribIndex;
QMutex m_buffersMutex;
std::shared_ptr<TVScreenAnalogBuffer> m_frontBuffer;
std::shared_ptr<TVScreenAnalogBuffer> m_backBuffer;
TVScreenAnalogBuffer *m_frontBuffer;
TVScreenAnalogBuffer *m_backBuffer;
std::shared_ptr<QOpenGLShaderProgram> m_shader;
std::shared_ptr<QOpenGLTexture> m_imageTexture;
std::shared_ptr<QOpenGLTexture> m_lineShiftsTexture;
QOpenGLShaderProgram *m_shader;
QOpenGLTexture *m_imageTexture;
QOpenGLTexture *m_lineShiftsTexture;
public:
TVScreenAnalog(QWidget *parent);
~TVScreenAnalog();
std::shared_ptr<TVScreenAnalogBuffer> getBackBuffer();
std::shared_ptr<TVScreenAnalogBuffer> swapBuffers();
TVScreenAnalogBuffer *getBackBuffer();
TVScreenAnalogBuffer *swapBuffers();
void resizeTVScreen(int intCols, int intRows);
private:
void initializeTextures(std::shared_ptr<TVScreenAnalogBuffer> buffer);
void initializeTextures(TVScreenAnalogBuffer *buffer);
void initializeGL() override;
void paintGL() override;
void resizeGL(int width, int height);