GtkWidget* OpenGLModule::registerGLWidget(GtkWidget* widget)
{
if (++_realisedGLWidgets == 1)
{
_sharedContext = widget;
gtk_widget_ref(_sharedContext);
// Create a context
gtkutil::GLWidget::makeCurrent(_sharedContext);
assertNoErrors();
#ifdef DEBUG_GL_WIDGETS
std::cout << "GLWidget: created shared context using ";
if (gdk_gl_context_is_direct(
gtk_widget_get_gl_context(_sharedContext)
) == TRUE)
{
std::cout << "DIRECT rendering" << std::endl;
}
else
{
std::cout << "INDIRECT rendering" << std::endl;
}
#endif
contextValid = true;
sharedContextCreated();
}
return _sharedContext;
}
void OpenGLModule::registerGLCanvas(wxutil::GLWidget* widget)
{
std::pair<wxGLWidgets::iterator, bool> result = _wxGLWidgets.insert(widget);
if (result.second && _wxGLWidgets.size() == 1)
{
// First non-duplicated widget registered, take this as context holder
_wxSharedContext = new wxGLContext(widget);
// Create a context
widget->SetCurrent(*_wxSharedContext);
assertNoErrors();
_wxContextValid = true;
sharedContextCreated();
}
}
