#include <KisOpenGLContextSwitchLock.h>

Inheritance diagram for KisOpenGLContextSwitchLockAdapter:

Public Member Functions
	KisOpenGLContextSwitchLockAdapter (QOpenGLWidget *targetWidget)

void	lock ()

void	unlock ()

Private Attributes
QOpenGLContext *	m_oldContext {nullptr}

QSurface *	m_oldSurface {nullptr}

QOpenGLWidget *	m_targetWidget {nullptr}

Detailed Description

Definition at line 17 of file KisOpenGLContextSwitchLock.h.

Constructor & Destructor Documentation

◆ KisOpenGLContextSwitchLockAdapter()

KisOpenGLContextSwitchLockAdapter::KisOpenGLContextSwitchLockAdapter ( QOpenGLWidget * targetWidget )

Definition at line 34 of file KisOpenGLContextSwitchLock.cpp.

    : m_targetWidget(targetWidget)
{
}

Member Function Documentation

◆ lock()

void KisOpenGLContextSwitchLockAdapter::lock ( )

Definition at line 39 of file KisOpenGLContextSwitchLock.cpp.

                                             {
    m_oldContext = QOpenGLContext::currentContext();
    m_oldSurface = m_oldContext ? m_oldContext->surface() : nullptr;
    m_targetWidget->makeCurrent();
}

References m_oldContext, m_oldSurface, and m_targetWidget.

◆ unlock()

void KisOpenGLContextSwitchLockAdapter::unlock ( )

Definition at line 45 of file KisOpenGLContextSwitchLock.cpp.

                                               {
    if (m_oldContext) {
        m_oldContext->makeCurrent(m_oldSurface);
    } else {
        m_targetWidget->doneCurrent();
    }
}