idistributed_data_access.h

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/******************************************************************************
 * Copyright 2023 NVIDIA Corporation. All rights reserved.
 *****************************************************************************/
 
#ifndef NVIDIA_INDEX_IDISTRIBUTED_DATA_ACCESS_H
#define NVIDIA_INDEX_IDISTRIBUTED_DATA_ACCESS_H
 
#include <mi/dice.h>
#include <mi/base/interface_declare.h>
 
#include <nv/index/iheight_field_subset.h> // required by deprecated interface classes
 
#include <nv/index/idistributed_data_subset.h>
 
namespace nv
{
namespace index
{
 
class IDistributed_data_access :
    public mi::base::Interface_declare<0xd9ff4bf,0xa458,0x44f4,0x8f,0x44,0xd4,0x16,0x4c,0x14,0x4d,0x99>
{
public:
    virtual mi::Sint32 access(
        const mi::math::Bbox_struct<mi::Float32, 3>&  query_bbox,
        mi::neuraylib::IDice_transaction*             dice_transaction) = 0;
 
    virtual const mi::math::Bbox_struct<mi::Float32, 3>& get_bounding_box() const = 0;
 
    virtual mi::neuraylib::Tag_struct get_scene_element() const = 0;
 
 
    virtual const IDistributed_data_subset* get_distributed_data_subset() const = 0;
};
 
class IRegular_heightfield_data_access :
    public mi::base::Interface_declare<0x5f7ac66c,0x5af7,0x4af9,0xa3,0xe8,0x8f,0xac,0xf0,0x08,0x9f,0x4c>
{
public:
    virtual mi::Sint32 access(
        const mi::math::Bbox_struct<mi::Uint32, 2>&   query_bbox,
        mi::neuraylib::IDice_transaction*             dice_transaction) = 0;
 
    virtual const mi::math::Bbox_struct<mi::Uint32, 2>& get_patch_bounding_box() const = 0;
 
    virtual mi::neuraylib::Tag_struct get_scene_element() const = 0;
 
    virtual mi::Float32* get_elevation_values() const = 0;
 
    virtual mi::math::Vector_struct<mi::Float32, 3>* get_normal_values() const = 0;
};
//
//
// -------------------------------------------------------------------
 
class IDistributed_data_access_factory :
    public mi::base::Interface_declare<0xc77ead83,0xf351,0x4160,0x8c,0x15,0x40,0xbc,0x86,0x21,0x4e,0xf0,
    mi::neuraylib::IElement>
{
public:
    virtual IRegular_heightfield_data_access* create_regular_heightfield_data_access(
        mi::neuraylib::Tag_struct scene_element_tag) const = 0; 
 
    virtual IDistributed_data_access* create_distributed_data_access(
        const mi::base::Uuid&               dataset_type,
        mi::neuraylib::Tag_struct           scene_element_tag) const = 0;
 
    template <class T>
    IDistributed_data_access* create_distributed_data_access(
        mi::neuraylib::Tag_struct           scene_element_tag) const
    {
        IDistributed_data_access* t = static_cast<IDistributed_data_access*>(create_distributed_data_access(typename T::IID(), scene_element_tag));
        return t;
    }
};
 
}} // namespace index / nv
 
#endif // NVIDIA_INDEX_IDISTRIBUTED_DATA_ACCESS_H