iattribute_set.h

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/***************************************************************************************************
 * Copyright 2025 NVIDIA Corporation. All rights reserved.
 **************************************************************************************************/
 
#ifndef MI_NEURAYLIB_IATTRIBUTE_SET_H
#define MI_NEURAYLIB_IATTRIBUTE_SET_H
 
#include <mi/base/interface_declare.h>
#include <mi/neuraylib/idata.h>
#include <mi/neuraylib/type_traits.h>
 
namespace mi {
namespace neuraylib {
 
enum Propagation_type {
    PROPAGATION_STANDARD, 
    PROPAGATION_OVERRIDE, 
    PROPAGATION_FORCE_32_BIT = 0xffffffffU
};
 
mi_static_assert( sizeof( Propagation_type) == sizeof( Uint32));
 
class IAttribute_set :
    public base::Interface_declare<0x1bcb8d48,0x10c1,0x4b3e,0x9b,0xfa,0x06,0x23,0x61,0x81,0xd3,0xe1>
{
public:
    virtual IData* create_attribute( const char* name, const char* type) = 0;
 
    template<class T>
    T* create_attribute( const char* name, const char* type)
    {
        IData* ptr_iinterface = create_attribute( name, type);
        if ( !ptr_iinterface)
            return 0;
        T* ptr_T = static_cast<T*>( ptr_iinterface->get_interface( typename T::IID()));
        ptr_iinterface->release();
        return ptr_T;
    }
 
    template<class T>
    T* create_attribute( const char* name)
    {
        return create_attribute<T>( name, Type_traits<T>::get_type_name());
    }
 
    virtual bool destroy_attribute( const char* name) = 0;
 
    virtual const IData* access_attribute( const char* name) const = 0;
 
    template<class T>
    const T* access_attribute( const char* name) const
    {
        const IData* ptr_iinterface = access_attribute( name);
        if ( !ptr_iinterface)
            return 0;
        const T* ptr_T = static_cast<const T*>( ptr_iinterface->get_interface( typename T::IID()));
        ptr_iinterface->release();
        return ptr_T;
    }
 
    virtual IData* edit_attribute( const char* name) = 0;
 
    template<class T>
    T* edit_attribute( const char* name)
    {
        IData* ptr_iinterface = edit_attribute( name);
        if ( !ptr_iinterface)
            return 0;
        T* ptr_T = static_cast<T*>( ptr_iinterface->get_interface( typename T::IID()));
        ptr_iinterface->release();
        return ptr_T;
    }
 
    virtual bool is_attribute( const char* name) const = 0;
 
    virtual const char* get_attribute_type_name( const char* name) const = 0;
 
    virtual Sint32 set_attribute_propagation( const char* name, Propagation_type value) = 0;
 
    virtual Propagation_type get_attribute_propagation( const char* name) const = 0;
 
    virtual const char* enumerate_attributes( Sint32 index) const = 0;
};
 // end group mi_neuray_scene_element
 
} // namespace neuraylib
 
} // namespace mi
 
#endif // MI_NEURAYLIB_IATTRIBUTE_SET_H