stl_infos.h

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/****************************************************************************
** gmio
** Copyright Fougue (24 Jun. 2016)
** contact@fougue.pro
**
** This software is a reusable library whose purpose is to provide complete
** I/O support for various CAD file formats (eg. STL)
**
** This software is governed by the CeCILL-B license under French law and
** abiding by the rules of distribution of free software.  You can  use,
** modify and/ or redistribute the software under the terms of the CeCILL-B
** license as circulated by CEA, CNRS and INRIA at the following URL
** "http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html".
****************************************************************************/

#ifndef GMIO_STL_INFOS_H
#define GMIO_STL_INFOS_H

#include "stl_global.h"

#include "../gmio_core/internal/helper_stream.h"

#include <stddef.h>

#include "stl_format.h"
#include "stlb_header.h"

struct gmio_stl_infos
{
    enum gmio_stl_format format;

    uint32_t facet_count;

    gmio_streamsize_t size;

    char* stla_solidname;

    size_t stla_solidname_maxlen;

    struct gmio_stlb_header stlb_header;
};

enum gmio_stl_info_flag
{
    GMIO_STL_INFO_FLAG_FACET_COUNT = 0x0001,

    GMIO_STL_INFO_FLAG_SIZE = 0x0002,

    GMIO_STLA_INFO_FLAG_SOLIDNAME = 0x0004,

    GMIO_STLB_INFO_FLAG_HEADER = 0x0008,

    GMIO_STL_INFO_FLAG_SOLIDNAME_OR_HEADER =
        GMIO_STLA_INFO_FLAG_SOLIDNAME | GMIO_STLB_INFO_FLAG_HEADER,

    GMIO_STL_INFO_FLAG_FORMAT = 0x0010,

    GMIO_STL_INFO_FLAG_ALL = 0xFFFF
};

struct gmio_stl_infos_get_options
{
    struct gmio_memblock stream_memblock;

    enum gmio_stl_format format_hint;

    gmio_streamsize_t size_limit;
};

GMIO_C_LINKAGE_BEGIN

GMIO_API int gmio_stl_infos_get(
                struct gmio_stl_infos* infos,
                struct gmio_stream* stream,
                unsigned flags,
                const struct gmio_stl_infos_get_options* options);

GMIO_API gmio_streamsize_t gmio_stla_infos_get_streamsize(
                struct gmio_stream* stream,
                struct gmio_memblock* stream_memblock);

GMIO_C_LINKAGE_END

#endif /* GMIO_STL_INFOS_H */