imdl_distiller_api.h

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/***************************************************************************************************
 * Copyright 2022 NVIDIA Corporation. All rights reserved.
 **************************************************************************************************/

#ifndef MI_NEURAYLIB_IMDL_DISTILLER_H
#define MI_NEURAYLIB_IMDL_DISTILLER_H

#include <mi/base/interface_declare.h>

namespace mi {

class IData;
class IMap;

namespace neuraylib {

class IBaker;
class ICanvas;
class ICompiled_material;

enum Baker_resource {

    BAKE_ON_CPU,
    BAKE_ON_GPU,
    BAKE_ON_GPU_WITH_CPU_FALLBACK,
    //  Undocumented, for alignment only.
    BAKER_RESOURCE_FORCE_32_BIT = 0xffffffffU
};

mi_static_assert( sizeof( Baker_resource) == sizeof( Uint32));

class IMdl_distiller_api : public
    mi::base::Interface_declare<0x074709ef,0x11b0,0x4196,0x82,0x1c,0xab,0x64,0x1a,0xa2,0x50,0xdb>
{
public:
    virtual Size get_target_count() const = 0;

    virtual const char* get_target_name( Size index) const = 0;

    virtual ICompiled_material* distill_material(
        const ICompiled_material* material,
        const char* target,
        const IMap* distiller_options = 0,
        Sint32* errors = 0) const = 0;

    virtual const IBaker* create_baker(
        const ICompiled_material* material,
        const char* path,
        Baker_resource resource = BAKE_ON_CPU,
        Uint32 gpu_device_id = 0) const = 0;
};

class IBaker : public
    mi::base::Interface_declare<0x4dba1b1d,0x8fce,0x43d9,0x80,0xa7,0xa2,0x24,0xf3,0x1e,0xdc,0xe7>
{
public:
    virtual const char* get_pixel_type() const = 0;

    virtual bool is_uniform() const = 0;

    virtual Sint32 bake_texture( ICanvas* texture, Uint32 samples = 1) const = 0;

    virtual Sint32 bake_constant( IData* constant, Uint32 samples = 1) const = 0;
};
 // end group mi_neuray_mdl_misc

} // namespace neuraylib

} // namespace mi

#endif // MI_NEURAYLIB_IMDL_DISTILLER_H