factory.h

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/***************************************************************************************************
 * Copyright 2024 NVIDIA Corporation. All rights reserved.
 **************************************************************************************************/
 
#ifndef MI_NEURAYLIB_FACTORY_H
#define MI_NEURAYLIB_FACTORY_H
 
#include <mi/base/types.h>
#include <mi/base/uuid.h>
#include <mi/base/handle.h>
#include <mi/neuraylib/version.h>
 
namespace mi {
 
namespace neuraylib {
 
class IAllocator;
class INeuray;
 
} // namespace neuraylib
 
namespace base {
    
class IInterface;
 
} // namespace base
 
} // namespace mi
 
extern "C"
{
 
MI_DLL_EXPORT
mi::neuraylib::INeuray* mi_neuray_factory_deprecated(
    mi::neuraylib::IAllocator* allocator = 0, mi::Uint32 version = MI_NEURAYLIB_API_VERSION);
    
MI_DLL_EXPORT
mi::base::IInterface* mi_factory(const mi::base::Uuid& iid);
 
}
 
namespace mi {
 
namespace neuraylib {
 
template <class T>
T* mi_factory( void* symbol)
{
    typedef mi::base::IInterface* INeuray_factory( const mi::base::Uuid& iid);
    INeuray_factory* factory = reinterpret_cast<INeuray_factory*>( symbol);
    mi::base::Handle<mi::base::IInterface> iinterface( factory( typename T::IID()));
    if( !iinterface)
        return 0;
    return iinterface->get_interface<T>();
}
}
 
} // end group mi_neuray_ineuray
 
#endif // MI_NEURAYLIB_FACTORY_H