diff options
author | sanine <sanine.not@pm.me> | 2022-03-04 10:47:15 -0600 |
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committer | sanine <sanine.not@pm.me> | 2022-03-04 10:47:15 -0600 |
commit | 058f98a63658dc1a2579826ba167fd61bed1e21f (patch) | |
tree | bcba07a1615a14d943f3af3f815a42f3be86b2f3 /src/mesh/assimp-master/test/unit/utMatrix3x3.cpp | |
parent | 2f8028ac9e0812cb6f3cbb08f0f419e4e717bd22 (diff) |
add assimp submodule
Diffstat (limited to 'src/mesh/assimp-master/test/unit/utMatrix3x3.cpp')
-rw-r--r-- | src/mesh/assimp-master/test/unit/utMatrix3x3.cpp | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/src/mesh/assimp-master/test/unit/utMatrix3x3.cpp b/src/mesh/assimp-master/test/unit/utMatrix3x3.cpp new file mode 100644 index 0000000..ae722a8 --- /dev/null +++ b/src/mesh/assimp-master/test/unit/utMatrix3x3.cpp @@ -0,0 +1,99 @@ +/* +--------------------------------------------------------------------------- +Open Asset Import Library (assimp) +--------------------------------------------------------------------------- + +Copyright (c) 2006-2022, assimp team + +All rights reserved. + +Redistribution and use of this software in source and binary forms, +with or without modification, are permitted provided that the following +conditions are met: + +* Redistributions of source code must retain the above +copyright notice, this list of conditions and the +following disclaimer. + +* Redistributions in binary form must reproduce the above +copyright notice, this list of conditions and the +following disclaimer in the documentation and/or other +materials provided with the distribution. + +* Neither the name of the assimp team, nor the names of its +contributors may be used to endorse or promote products +derived from this software without specific prior +written permission of the assimp team. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +--------------------------------------------------------------------------- +*/ + +#include "UnitTestPCH.h" +#include <iostream> + +using namespace ::Assimp; + +class utMatrix3x3Test : public ::testing::Test { + // empty +}; + +TEST_F(utMatrix3x3Test, FromToMatrixTest) { + aiVector3D res; + aiMatrix3x3 trafo; + + const double PRECISION = 0.000001; + + // axes test + aiVector3D axes[] = { aiVector3D(1, 0, 0), aiVector3D(0, 1, 0), aiVector3D(0, 0, 1) }; + + for (int i = 0; i < 3; ++i) { + for (int j = 0; j < 3; ++j) { + aiMatrix3x3::FromToMatrix(axes[i], axes[j], trafo); + res = trafo * axes[i]; + + ASSERT_NEAR(axes[j].x, res.x, PRECISION); + ASSERT_NEAR(axes[j].y, res.y, PRECISION); + ASSERT_NEAR(axes[j].z, res.z, PRECISION); + } + } + + // random test + const int NUM_SAMPLES = 10000; + + aiVector3D from, to; + + auto random_ratio = []() -> float { + return static_cast<float>(rand()) / static_cast<float>(RAND_MAX); + }; + + for (int i = 0; i < NUM_SAMPLES; ++i) { + from = aiVector3D( + 1.f * random_ratio(), + 1.f * random_ratio(), + 1.f * random_ratio()) + .Normalize(); + to = aiVector3D( + 1.f * random_ratio(), + 1.f * random_ratio(), + 1.f * random_ratio()) + .Normalize(); + + aiMatrix3x3::FromToMatrix(from, to, trafo); + res = trafo * from; + + ASSERT_NEAR(to.x, res.x, PRECISION); + ASSERT_NEAR(to.y, res.y, PRECISION); + ASSERT_NEAR(to.z, res.z, PRECISION); + } +} |