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| |
| #include "offscreensurfacehelper_p.h" |
| |
| #include <Qt3DRender/private/abstractrenderer_p.h> |
| #include <QtGui/qoffscreensurface.h> |
| #include <QtGui/qsurfaceformat.h> |
| #include <QtCore/qcoreapplication.h> |
| #include <QtCore/qthread.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| namespace Qt3DRender { |
| namespace Render { |
| |
| /*! \internal */ |
| OffscreenSurfaceHelper::OffscreenSurfaceHelper(AbstractRenderer *renderer, |
| QObject *parent) |
| : QObject(parent) |
| , m_renderer(renderer) |
| , m_offscreenSurface(nullptr) |
| { |
| Q_ASSERT(renderer); |
| } |
| |
| /*! |
| * \internal |
| * Called in context of main thread to create an offscreen surface |
| * which can later be made current with the Qt 3D OpenGL context to |
| * then allow graphics resources to be released cleanly. |
| */ |
| void OffscreenSurfaceHelper::createOffscreenSurface() |
| { |
| Q_ASSERT(QThread::currentThread() == QCoreApplication::instance()->thread()); |
| m_offscreenSurface = new QOffscreenSurface; |
| m_offscreenSurface->setParent(this); |
| m_offscreenSurface->setFormat(m_renderer->format()); |
| m_offscreenSurface->setScreen(m_renderer->screen()); |
| m_offscreenSurface->create(); |
| } |
| |
| } // namespace Render |
| } // namespace Qt3DRender |
| |
| QT_END_NAMESPACE |