77 lines
2.6 KiB
C
77 lines
2.6 KiB
C
/****************************************************************************
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** gmio
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** Copyright Fougue (2 Mar. 2015)
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** contact@fougue.pro
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**
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** This software is a reusable library whose purpose is to provide complete
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** I/O support for various CAD file formats (eg. STL)
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**
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** This software is governed by the CeCILL-B license under French law and
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** abiding by the rules of distribution of free software. You can use,
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** modify and/ or redistribute the software under the terms of the CeCILL-B
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** license as circulated by CEA, CNRS and INRIA at the following URL
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** "http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html".
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****************************************************************************/
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#ifndef GMIO_TESTS_STL_UTILS_H
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#define GMIO_TESTS_STL_UTILS_H
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#include "../src/gmio_core/global.h"
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#include "../src/gmio_stl/stl_mesh.h"
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#include "../src/gmio_stl/stl_mesh_creator.h"
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#include "../src/gmio_stl/stl_triangle.h"
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#include "../src/gmio_stl/stlb_header.h"
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#include <string.h>
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bool gmio_stl_triangle_equal(
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const struct gmio_stl_triangle* lhs,
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const struct gmio_stl_triangle* rhs,
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uint32_t max_ulp_diff);
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/*! Does binary STL header \p lhs compare equal to \p rhs ? */
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GMIO_INLINE bool gmio_stlb_header_equal(
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const struct gmio_stlb_header* lhs, const struct gmio_stlb_header* rhs)
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{
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return memcmp(lhs, rhs, GMIO_STLB_HEADER_SIZE) == 0;
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}
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/*! Callback for gmio_stl_mesh_creator::func_add_triangle that does
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* nothing(ie "no operation") */
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void gmio_stl_nop_add_triangle(
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void* cookie, uint32_t tri_id, const struct gmio_stl_triangle* triangle);
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/*! Callback for gmio_stl_mesh::func_get_triangle that does nothing */
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void gmio_stl_nop_get_triangle(
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const void* cookie, uint32_t tri_id, struct gmio_stl_triangle* triangle);
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/*! Holds an array of STL triangles */
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struct gmio_stl_triangle_array
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{
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struct gmio_stl_triangle* ptr;
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uint32_t count;
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uint32_t capacity;
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};
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/*! Returns an dynamically allocated array of struct gmio_stl_triangle
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*
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* Contents of the memory block beginnning at gmio_stl_triangle_array::ptr
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* is initialized with zeroes
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*/
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struct gmio_stl_triangle_array gmio_stl_triangle_array_malloc(size_t tri_count);
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void gmio_stl_triangle_array_free(struct gmio_stl_triangle_array* array);
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/*! Holds complete STL data (usable for both binary and ascii formats) */
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struct gmio_stl_data
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{
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struct gmio_stlb_header header;
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char solid_name[1024];
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struct gmio_stl_triangle_array tri_array;
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};
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struct gmio_stl_mesh_creator gmio_stl_data_mesh_creator(struct gmio_stl_data* data);
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struct gmio_stl_mesh gmio_stl_data_mesh(const struct gmio_stl_data* data);
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#endif /* GMIO_TESTS_STL_UTILS_H */
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