GlContext* GlContext::create()
{
GlContext* context = new ContextType(sharedContext);
context->initialize();
return context;
}
GlContext* GlContext::New()
{
GlContext* context = new ContextType(sharedContext);
context->Initialize();
return context;
}
GlContext* GlContext::create(const ContextSettings& settings, unsigned int width, unsigned int height)
{
// Make sure that there's an active context (context creation may need extensions, and thus a valid context)
assert(sharedContext != NULL);
Lock lock(mutex);
GlContext* context = NULL;
// We don't use acquireTransientContext here since we have
// to ensure we have exclusive access to the shared context
// in order to make sure it is not active during context creation
{
sharedContext->setActive(true);
// Create the context
context = new ContextType(sharedContext, settings, width, height);
sharedContext->setActive(false);
}
context->initialize(settings);
context->checkSettings(settings);
return context;
}
GlContext* GlContext::create()
{
Lock lock(mutex);
// Create the context
GlContext* context = new ContextType(sharedContext);
context->initialize();
return context;
}
GlContext* GlContext::create(const ContextSettings& settings, unsigned int width, unsigned int height)
{
// Make sure that there's an active context (context creation may need extensions, and thus a valid context)
ensureContext();
// Create the context
GlContext* context = new ContextType(sharedContext, settings, width, height);
context->initialize();
return context;
}
GlContext* GlContext::create(const ContextSettings& settings, const WindowImpl* owner, unsigned int bitsPerPixel)
{
// Make sure that there's an active context (context creation may need extensions, and thus a valid context)
ensureContext();
// Create the context
GlContext* context = new ContextType(sharedContext, settings, owner, bitsPerPixel);
context->initialize();
return context;
}
void
OpenGl::flush() {
LOG_ALL(opengllog) << "attempting to flush current context" << std::endl;
GlContext* context = getInstance()->_context.get();
if (context != 0)
context->flush();
else
LOG_ALL(opengllog) << "there is no current context in this thread" << std::endl;
}
bool shared(GlContext& a, GlContext& b)
{
std::lock_guard<std::mutex> lock(contextShareMutex());
const auto& shared = a.shared();
for(auto& c : shared) if(c == &b) return true;
return false;
}