From 058f98a63658dc1a2579826ba167fd61bed1e21f Mon Sep 17 00:00:00 2001 From: sanine Date: Fri, 4 Mar 2022 10:47:15 -0600 Subject: add assimp submodule --- .../assimp-master/test/unit/utPLYImportExport.cpp | 182 +++++++++++++++++++++ 1 file changed, 182 insertions(+) create mode 100644 src/mesh/assimp-master/test/unit/utPLYImportExport.cpp (limited to 'src/mesh/assimp-master/test/unit/utPLYImportExport.cpp') diff --git a/src/mesh/assimp-master/test/unit/utPLYImportExport.cpp b/src/mesh/assimp-master/test/unit/utPLYImportExport.cpp new file mode 100644 index 0000000..2edbdd7 --- /dev/null +++ b/src/mesh/assimp-master/test/unit/utPLYImportExport.cpp @@ -0,0 +1,182 @@ +/* +--------------------------------------------------------------------------- +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 "AbstractImportExportBase.h" +#include +#include +#include +#include + +using namespace ::Assimp; + +class utPLYImportExport : public AbstractImportExportBase { +public: + virtual bool importerTest() { + Assimp::Importer importer; + const aiScene *scene = importer.ReadFile(ASSIMP_TEST_MODELS_DIR "/PLY/cube.ply", aiProcess_ValidateDataStructure); + EXPECT_EQ(1u, scene->mNumMeshes); + EXPECT_NE(nullptr, scene->mMeshes[0]); + if (nullptr == scene->mMeshes[0]) { + return false; + } + EXPECT_EQ(8u, scene->mMeshes[0]->mNumVertices); + EXPECT_EQ(6u, scene->mMeshes[0]->mNumFaces); + + return (nullptr != scene); + } + +#ifndef ASSIMP_BUILD_NO_EXPORT + virtual bool exporterTest() { + Importer importer; + Exporter exporter; + const aiScene *scene = importer.ReadFile(ASSIMP_TEST_MODELS_DIR "/PLY/cube.ply", aiProcess_ValidateDataStructure); + EXPECT_NE(nullptr, scene); + EXPECT_EQ(aiReturn_SUCCESS, exporter.Export(scene, "ply", ASSIMP_TEST_MODELS_DIR "/PLY/cube_out.ply")); + + return true; + } +#endif // ASSIMP_BUILD_NO_EXPORT +}; + +TEST_F(utPLYImportExport, importTest_Success) { + EXPECT_TRUE(importerTest()); +} + +#ifndef ASSIMP_BUILD_NO_EXPORT + +TEST_F(utPLYImportExport, exportTest_Success) { + EXPECT_TRUE(exporterTest()); +} + +#endif // ASSIMP_BUILD_NO_EXPORT + +//Test issue 1623, crash when loading two PLY files in a row +TEST_F(utPLYImportExport, importerMultipleTest) { + Assimp::Importer importer; + const aiScene *scene = importer.ReadFile(ASSIMP_TEST_MODELS_DIR "/PLY/cube.ply", aiProcess_ValidateDataStructure); + + EXPECT_NE(nullptr, scene); + + scene = importer.ReadFile(ASSIMP_TEST_MODELS_DIR "/PLY/cube.ply", aiProcess_ValidateDataStructure); + + EXPECT_NE(nullptr, scene); + EXPECT_NE(nullptr, scene->mMeshes[0]); + EXPECT_EQ(6u, scene->mMeshes[0]->mNumFaces); +} + +TEST_F(utPLYImportExport, importPLYwithUV) { + Assimp::Importer importer; + const aiScene *scene = importer.ReadFile(ASSIMP_TEST_MODELS_DIR "/PLY/cube_uv.ply", aiProcess_ValidateDataStructure); + + EXPECT_NE(nullptr, scene); + EXPECT_NE(nullptr, scene->mMeshes[0]); + //This test model is using n-gons, so 6 faces instead of 12 tris + EXPECT_EQ(6u, scene->mMeshes[0]->mNumFaces); + EXPECT_EQ(aiPrimitiveType_POLYGON, scene->mMeshes[0]->mPrimitiveTypes); + EXPECT_EQ(true, scene->mMeshes[0]->HasTextureCoords(0)); +} + +TEST_F(utPLYImportExport, importBinaryPLY) { + Assimp::Importer importer; + const aiScene *scene = importer.ReadFile(ASSIMP_TEST_MODELS_DIR "/PLY/cube_binary.ply", aiProcess_ValidateDataStructure); + + EXPECT_NE(nullptr, scene); + EXPECT_NE(nullptr, scene->mMeshes[0]); + //This test model is double sided, so 12 faces instead of 6 + EXPECT_EQ(12u, scene->mMeshes[0]->mNumFaces); +} + +TEST_F(utPLYImportExport, vertexColorTest) { + Assimp::Importer importer; + const aiScene *scene = importer.ReadFile(ASSIMP_TEST_MODELS_DIR "/PLY/float-color.ply", aiProcess_ValidateDataStructure); + EXPECT_NE(nullptr, scene); + EXPECT_EQ(1u, scene->mMeshes[0]->mNumFaces); + EXPECT_EQ(aiPrimitiveType_TRIANGLE, scene->mMeshes[0]->mPrimitiveTypes); + EXPECT_EQ(true, scene->mMeshes[0]->HasVertexColors(0)); + + auto first_face = scene->mMeshes[0]->mFaces[0]; + EXPECT_EQ(3u, first_face.mNumIndices); + EXPECT_EQ(0u, first_face.mIndices[0]); + EXPECT_EQ(1u, first_face.mIndices[1]); + EXPECT_EQ(2u, first_face.mIndices[2]); +} + +// Test issue #623, PLY importer should not automatically create faces +TEST_F(utPLYImportExport, pointcloudTest) { + Assimp::Importer importer; + + //Could not use aiProcess_ValidateDataStructure since it's missing faces. + const aiScene *scene = importer.ReadFile(ASSIMP_TEST_MODELS_DIR "/PLY/issue623.ply", 0); + EXPECT_NE(nullptr, scene); + + EXPECT_EQ(1u, scene->mNumMeshes); + EXPECT_NE(nullptr, scene->mMeshes[0]); + EXPECT_EQ(24u, scene->mMeshes[0]->mNumVertices); + EXPECT_EQ(aiPrimitiveType::aiPrimitiveType_POINT, scene->mMeshes[0]->mPrimitiveTypes); + EXPECT_EQ(0u, scene->mMeshes[0]->mNumFaces); +} + +static const char *test_file = + "ply\n" + "format ascii 1.0\n" + "element vertex 4\n" + "property float x\n" + "property float y\n" + "property float z\n" + "property uchar red\n" + "property uchar green\n" + "property uchar blue\n" + "property float nx\n" + "property float ny\n" + "property float nz\n" + "end_header\n" + "0.0 0.0 0.0 255 255 255 0.0 1.0 0.0\n" + "0.0 0.0 1.0 255 0 255 0.0 0.0 1.0\n" + "0.0 1.0 0.0 255 255 0 1.0 0.0 0.0\n" + "0.0 1.0 1.0 0 255 255 1.0 1.0 0.0\n"; + +TEST_F(utPLYImportExport, parseErrorTest) { + Assimp::Importer importer; + //Could not use aiProcess_ValidateDataStructure since it's missing faces. + const aiScene *scene = importer.ReadFileFromMemory(test_file, strlen(test_file), 0); + EXPECT_NE(nullptr, scene); +} -- cgit v1.2.1