62 lines
2.4 KiB
C
62 lines
2.4 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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#include "utest_assert.h"
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#include "../src/gmio_core/internal/numeric_utils.h"
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#include "../src/gmio_stl/stl_constants.h"
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#include "../src/gmio_stl/stl_triangle.h"
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#include <stddef.h>
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#include <string.h>
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/* Disable MSVC warning "conditional expression is constant" */
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GMIO_PRAGMA_MSVC_WARNING_PUSH_AND_DISABLE(4127)
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const char* test_stl_coords_packing()
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{
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UTEST_COMPARE_UINT(0, offsetof(struct gmio_stl_coords, x));
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UTEST_COMPARE_UINT(4, offsetof(struct gmio_stl_coords, y));
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UTEST_COMPARE_UINT(8, offsetof(struct gmio_stl_coords, z));
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UTEST_COMPARE_UINT(GMIO_STL_COORDS_RAWSIZE, sizeof(struct gmio_stl_coords));
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return NULL;
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}
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const char* test_stl_triangle_packing()
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{
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UTEST_COMPARE_UINT(0, offsetof(struct gmio_stl_triangle, n));
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UTEST_COMPARE_UINT(GMIO_STL_COORDS_RAWSIZE, offsetof(struct gmio_stl_triangle, v1));
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UTEST_COMPARE_UINT(2*GMIO_STL_COORDS_RAWSIZE, offsetof(struct gmio_stl_triangle, v2));
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UTEST_COMPARE_UINT(3*GMIO_STL_COORDS_RAWSIZE, offsetof(struct gmio_stl_triangle, v3));
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UTEST_COMPARE_UINT(4*GMIO_STL_COORDS_RAWSIZE, offsetof(struct gmio_stl_triangle, attribute_byte_count));
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UTEST_ASSERT(sizeof(struct gmio_stl_triangle) >= GMIO_STLB_TRIANGLE_RAWSIZE);
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return NULL;
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}
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const char* test_stl_triangle_compute_normal()
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{
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const unsigned udiff = 5;
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{ /* Doesn't fail on invalid facet */
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struct gmio_stl_triangle tri = {0};
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gmio_stl_triangle_compute_normal(&tri);
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UTEST_ASSERT(gmio_float32_ulp_equals(tri.n.x, 0.f, udiff));
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UTEST_ASSERT(gmio_float32_ulp_equals(tri.n.y, 0.f, udiff));
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UTEST_ASSERT(gmio_float32_ulp_equals(tri.n.z, 0.f, udiff));
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}
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return NULL;
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}
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GMIO_PRAGMA_MSVC_WARNING_POP()
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