404 lines
13 KiB
C++
404 lines
13 KiB
C++
/*
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---------------------------------------------------------------------------
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Open Asset Import Library (assimp)
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---------------------------------------------------------------------------
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Copyright (c) 2006-2019, assimp team
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All rights reserved.
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Redistribution and use of this software in source and binary forms,
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with or without modification, are permitted provided that the following
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conditions are met:
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* Redistributions of source code must retain the above
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copyright notice, this list of conditions and the
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following disclaimer.
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* Redistributions in binary form must reproduce the above
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copyright notice, this list of conditions and the
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following disclaimer in the documentation and/or other
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materials provided with the distribution.
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* Neither the name of the assimp team, nor the names of its
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contributors may be used to endorse or promote products
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derived from this software without specific prior
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written permission of the assimp team.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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---------------------------------------------------------------------------
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*/
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#include "UnitTestPCH.h"
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#include "SceneDiffer.h"
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#include "AbstractImportExportBase.h"
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#include <assimp/scene.h>
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#include <assimp/Importer.hpp>
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#include <assimp/Exporter.hpp>
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#include <assimp/postprocess.h>
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using namespace Assimp;
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static const float VertComponents[ 24 * 3 ] = {
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-0.500000, 0.500000, 0.500000,
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-0.500000, 0.500000, -0.500000,
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-0.500000, -0.500000, -0.500000,
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-0.500000, -0.500000, 0.500000,
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-0.500000, -0.500000, -0.500000,
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0.500000, -0.500000, -0.500000,
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0.500000, -0.500000, 0.500000,
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-0.500000, -0.500000, 0.500000,
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-0.500000, 0.500000, -0.500000,
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0.500000, 0.500000, -0.500000,
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0.500000, -0.500000, -0.500000,
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-0.500000, -0.500000, -0.500000,
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0.500000, 0.500000, 0.500000,
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0.500000, 0.500000, -0.500000,
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-0.500000, 0.500000, -0.500000,
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-0.500000, 0.500000, 0.500000,
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0.500000, -0.500000, 0.500000,
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0.500000, 0.500000, 0.500000,
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-0.500000, 0.500000, 0.500000,
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-0.500000, -0.500000, 0.500000,
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0.500000, -0.500000, -0.500000,
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0.500000, 0.500000, -0.500000,
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0.500000, 0.500000, 0.500000f,
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0.500000, -0.500000, 0.500000f
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};
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static const char *ObjModel =
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"o 1\n"
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"\n"
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"# Vertex list\n"
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"\n"
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"v -0.5 -0.5 0.5\n"
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"v -0.5 -0.5 -0.5\n"
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"v -0.5 0.5 -0.5\n"
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"v -0.5 0.5 0.5\n"
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"v 0.5 -0.5 0.5\n"
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"v 0.5 -0.5 -0.5\n"
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"v 0.5 0.5 -0.5\n"
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"v 0.5 0.5 0.5\n"
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"\n"
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"# Point / Line / Face list\n"
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"\n"
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"g Box01\n"
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"usemtl Default\n"
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"f 4 3 2 1\n"
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"f 2 6 5 1\n"
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"f 3 7 6 2\n"
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"f 8 7 3 4\n"
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"f 5 8 4 1\n"
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"f 6 7 8 5\n"
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"\n"
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"# End of file\n";
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static const char *ObjModel_Issue1111 =
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"o 1\n"
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"\n"
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"# Vertex list\n"
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"\n"
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"v -0.5 -0.5 0.5\n"
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"v -0.5 -0.5 -0.5\n"
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"v -0.5 0.5 -0.5\n"
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"\n"
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"usemtl\n"
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"f 1 2 3\n"
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"\n"
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"# End of file\n";
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class utObjImportExport : public AbstractImportExportBase {
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protected:
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virtual void SetUp() {
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m_im = new Assimp::Importer;
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}
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virtual void TearDown() {
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delete m_im;
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m_im = nullptr;
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}
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aiScene *createScene() {
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aiScene *expScene = new aiScene;
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expScene->mNumMeshes = 1;
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expScene->mMeshes = new aiMesh*[ 1 ];
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aiMesh *mesh = new aiMesh;
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mesh->mName.Set( "1" );
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mesh->mNumVertices = 24;
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mesh->mVertices = new aiVector3D[ 24 ];
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::memcpy( &mesh->mVertices->x, &VertComponents[ 0 ], sizeof( float ) * 24 * 3 );
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mesh->mNumFaces = 6;
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mesh->mFaces = new aiFace[ mesh->mNumFaces ];
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mesh->mFaces[ 0 ].mNumIndices = 4;
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mesh->mFaces[ 0 ].mIndices = new unsigned int[ mesh->mFaces[ 0 ].mNumIndices ];
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mesh->mFaces[ 0 ].mIndices[ 0 ] = 0;
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mesh->mFaces[ 0 ].mIndices[ 1 ] = 1;
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mesh->mFaces[ 0 ].mIndices[ 2 ] = 2;
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mesh->mFaces[ 0 ].mIndices[ 3 ] = 3;
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mesh->mFaces[ 1 ].mNumIndices = 4;
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mesh->mFaces[ 1 ].mIndices = new unsigned int[ mesh->mFaces[ 0 ].mNumIndices ];
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mesh->mFaces[ 1 ].mIndices[ 0 ] = 4;
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mesh->mFaces[ 1 ].mIndices[ 1 ] = 5;
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mesh->mFaces[ 1 ].mIndices[ 2 ] = 6;
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mesh->mFaces[ 1 ].mIndices[ 3 ] = 7;
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mesh->mFaces[ 2 ].mNumIndices = 4;
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mesh->mFaces[ 2 ].mIndices = new unsigned int[ mesh->mFaces[ 0 ].mNumIndices ];
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mesh->mFaces[ 2 ].mIndices[ 0 ] = 8;
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mesh->mFaces[ 2 ].mIndices[ 1 ] = 9;
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mesh->mFaces[ 2 ].mIndices[ 2 ] = 10;
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mesh->mFaces[ 2 ].mIndices[ 3 ] = 11;
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mesh->mFaces[ 3 ].mNumIndices = 4;
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mesh->mFaces[ 3 ].mIndices = new unsigned int[ mesh->mFaces[ 0 ].mNumIndices ];
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mesh->mFaces[ 3 ].mIndices[ 0 ] = 12;
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mesh->mFaces[ 3 ].mIndices[ 1 ] = 13;
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mesh->mFaces[ 3 ].mIndices[ 2 ] = 14;
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mesh->mFaces[ 3 ].mIndices[ 3 ] = 15;
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mesh->mFaces[ 4 ].mNumIndices = 4;
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mesh->mFaces[ 4 ].mIndices = new unsigned int[ mesh->mFaces[ 0 ].mNumIndices ];
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mesh->mFaces[ 4 ].mIndices[ 0 ] = 16;
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mesh->mFaces[ 4 ].mIndices[ 1 ] = 17;
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mesh->mFaces[ 4 ].mIndices[ 2 ] = 18;
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mesh->mFaces[ 4 ].mIndices[ 3 ] = 19;
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mesh->mFaces[ 5 ].mNumIndices = 4;
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mesh->mFaces[ 5 ].mIndices = new unsigned int[ mesh->mFaces[ 0 ].mNumIndices ];
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mesh->mFaces[ 5 ].mIndices[ 0 ] = 20;
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mesh->mFaces[ 5 ].mIndices[ 1 ] = 21;
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mesh->mFaces[ 5 ].mIndices[ 2 ] = 22;
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mesh->mFaces[ 5 ].mIndices[ 3 ] = 23;
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expScene->mMeshes[ 0 ] = mesh;
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expScene->mNumMaterials = 1;
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expScene->mMaterials = new aiMaterial*[ expScene->mNumMaterials ];
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return expScene;
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}
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virtual bool importerTest() {
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::Assimp::Importer importer;
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const aiScene *scene = importer.ReadFile( ASSIMP_TEST_MODELS_DIR "/OBJ/spider.obj", aiProcess_ValidateDataStructure );
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return nullptr != scene;
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}
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#ifndef ASSIMP_BUILD_NO_EXPORT
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virtual bool exporterTest() {
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::Assimp::Importer importer;
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::Assimp::Exporter exporter;
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const aiScene *scene = importer.ReadFile( ASSIMP_TEST_MODELS_DIR "/OBJ/spider.obj", aiProcess_ValidateDataStructure );
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EXPECT_NE( nullptr, scene );
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EXPECT_EQ( aiReturn_SUCCESS, exporter.Export( scene, "obj", ASSIMP_TEST_MODELS_DIR "/OBJ/spider_test.obj" ) );
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EXPECT_EQ( aiReturn_SUCCESS, exporter.Export( scene, "objnomtl", ASSIMP_TEST_MODELS_DIR "/OBJ/spider_nomtl_test.obj" ) );
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return true;
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}
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#endif // ASSIMP_BUILD_NO_EXPORT
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protected:
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::Assimp::Importer *m_im;
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aiScene *m_expectedScene;
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};
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TEST_F( utObjImportExport, importObjFromFileTest ) {
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EXPECT_TRUE( importerTest() );
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}
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#ifndef ASSIMP_BUILD_NO_EXPORT
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TEST_F( utObjImportExport, exportObjFromFileTest ) {
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EXPECT_TRUE( exporterTest() );
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}
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#endif // ASSIMP_BUILD_NO_EXPORT
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TEST_F( utObjImportExport, obj_import_test ) {
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const aiScene *scene = m_im->ReadFileFromMemory( (void*) ObjModel, strlen(ObjModel), 0 );
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aiScene *expected = createScene();
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EXPECT_NE( nullptr, scene );
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SceneDiffer differ;
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EXPECT_TRUE( differ.isEqual( expected, scene ) );
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differ.showReport();
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m_im->FreeScene();
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for(unsigned int i = 0; i < expected->mNumMeshes; ++i)
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{
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delete expected->mMeshes[i];
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}
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delete[] expected->mMeshes;
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expected->mMeshes = nullptr;
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delete[] expected->mMaterials;
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expected->mMaterials = nullptr;
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delete expected;
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}
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TEST_F( utObjImportExport, issue1111_no_mat_name_Test ) {
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const aiScene *scene = m_im->ReadFileFromMemory( ( void* ) ObjModel_Issue1111, strlen(ObjModel_Issue1111), 0 );
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EXPECT_NE( nullptr, scene );
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}
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TEST_F( utObjImportExport, issue809_vertex_color_Test ) {
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::Assimp::Importer importer;
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const aiScene *scene = importer.ReadFile( ASSIMP_TEST_MODELS_DIR "/OBJ/cube_with_vertexcolors.obj", aiProcess_ValidateDataStructure );
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EXPECT_NE( nullptr, scene );
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#ifndef ASSIMP_BUILD_NO_EXPORT
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::Assimp::Exporter exporter;
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EXPECT_EQ( aiReturn_SUCCESS, exporter.Export( scene, "obj", ASSIMP_TEST_MODELS_DIR "/OBJ/test.obj" ) );
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#endif // ASSIMP_BUILD_NO_EXPORT
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}
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TEST_F( utObjImportExport, issue1923_vertex_color_Test ) {
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::Assimp::Importer importer;
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const aiScene *scene = importer.ReadFile( ASSIMP_TEST_MODELS_DIR "/OBJ/cube_with_vertexcolors_uni.obj", aiProcess_ValidateDataStructure );
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EXPECT_NE( nullptr, scene );
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scene = importer.GetOrphanedScene();
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#ifndef ASSIMP_BUILD_NO_EXPORT
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::Assimp::Exporter exporter;
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const aiExportDataBlob* blob = exporter.ExportToBlob( scene, "obj");
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EXPECT_NE( nullptr, blob );
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const aiScene *sceneReImport = importer.ReadFileFromMemory( blob->data, blob->size, aiProcess_ValidateDataStructure );
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EXPECT_NE( nullptr, scene );
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SceneDiffer differ;
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EXPECT_TRUE( differ.isEqual( scene, sceneReImport ) );
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#endif // ASSIMP_BUILD_NO_EXPORT
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delete scene;
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}
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TEST_F( utObjImportExport, issue1453_segfault ) {
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static const char *ObjModel =
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"v 0.0 0.0 0.0\n"
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"v 0.0 0.0 1.0\n"
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"v 0.0 1.0 0.0\n"
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"v 0.0 1.0 1.0\n"
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"v 1.0 0.0 0.0\n"
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"v 1.0 0.0 1.0\n"
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"v 1.0 1.0 0.0\n"
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"v 1.0 1.0 1.0\nB";
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Assimp::Importer myimporter;
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const aiScene *scene = myimporter.ReadFileFromMemory( ObjModel, strlen(ObjModel), aiProcess_ValidateDataStructure );
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EXPECT_EQ( nullptr, scene );
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}
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TEST_F(utObjImportExport, relative_indices_Test) {
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static const char *ObjModel =
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"v -0.500000 0.000000 0.400000\n"
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"v -0.500000 0.000000 -0.800000\n"
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"v -0.500000 1.000000 -0.800000\n"
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"v -0.500000 1.000000 0.400000\n"
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"f -4 -3 -2 -1\nB";
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Assimp::Importer myimporter;
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const aiScene *scene = myimporter.ReadFileFromMemory(ObjModel, strlen(ObjModel), aiProcess_ValidateDataStructure);
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EXPECT_NE(nullptr, scene);
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EXPECT_EQ(scene->mNumMeshes, 1U);
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const aiMesh *mesh = scene->mMeshes[0];
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EXPECT_EQ(mesh->mNumVertices, 4U);
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EXPECT_EQ(mesh->mNumFaces, 1U);
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const aiFace face = mesh->mFaces[0];
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EXPECT_EQ(face.mNumIndices, 4U);
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for (unsigned int i = 0; i < face.mNumIndices; ++i)
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{
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EXPECT_EQ(face.mIndices[i], i);
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}
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}
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TEST_F(utObjImportExport, homogeneous_coordinates_Test) {
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static const char *ObjModel =
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"v -0.500000 0.000000 0.400000 0.50000\n"
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"v -0.500000 0.000000 -0.800000 1.00000\n"
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"v 0.500000 1.000000 -0.800000 0.5000\n"
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"f 1 2 3\nB";
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Assimp::Importer myimporter;
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const aiScene *scene = myimporter.ReadFileFromMemory(ObjModel, strlen(ObjModel), aiProcess_ValidateDataStructure);
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EXPECT_NE(nullptr, scene);
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EXPECT_EQ(scene->mNumMeshes, 1U);
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const aiMesh *mesh = scene->mMeshes[0];
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EXPECT_EQ(mesh->mNumVertices, 3U);
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EXPECT_EQ(mesh->mNumFaces, 1U);
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const aiFace face = mesh->mFaces[0];
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EXPECT_EQ(face.mNumIndices, 3U);
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const aiVector3D vertice = mesh->mVertices[0];
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EXPECT_EQ(vertice.x, -1.0f);
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EXPECT_EQ(vertice.y, 0.0f);
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EXPECT_EQ(vertice.z, 0.8f);
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}
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TEST_F(utObjImportExport, homogeneous_coordinates_divide_by_zero_Test) {
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static const char *ObjModel =
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"v -0.500000 0.000000 0.400000 0.\n"
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"v -0.500000 0.000000 -0.800000 1.00000\n"
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"v 0.500000 1.000000 -0.800000 0.5000\n"
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"f 1 2 3\nB";
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Assimp::Importer myimporter;
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const aiScene *scene = myimporter.ReadFileFromMemory(ObjModel, strlen(ObjModel), aiProcess_ValidateDataStructure);
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EXPECT_EQ(nullptr, scene);
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}
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TEST_F(utObjImportExport, 0based_array_Test) {
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static const char *ObjModel =
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"v -0.500000 0.000000 0.400000\n"
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"v -0.500000 0.000000 -0.800000\n"
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"v -0.500000 1.000000 -0.800000\n"
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"f 0 1 2\nB";
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Assimp::Importer myImporter;
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const aiScene *scene = myImporter.ReadFileFromMemory(ObjModel, strlen(ObjModel), 0);
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EXPECT_EQ(nullptr, scene);
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}
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TEST_F( utObjImportExport, mtllib_after_g ) {
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::Assimp::Importer importer;
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const aiScene *scene = importer.ReadFile( ASSIMP_TEST_MODELS_DIR "/OBJ/cube_mtllib_after_g.obj", aiProcess_ValidateDataStructure );
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ASSERT_NE( nullptr, scene );
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EXPECT_EQ(scene->mNumMeshes, 1U);
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const aiMesh *mesh = scene->mMeshes[0];
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const aiMaterial* mat = scene->mMaterials[mesh->mMaterialIndex];
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aiString name;
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ASSERT_EQ(aiReturn_SUCCESS, mat->Get(AI_MATKEY_NAME, name));
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EXPECT_STREQ("MyMaterial", name.C_Str());
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}
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TEST_F(utObjImportExport, import_point_cloud) {
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::Assimp::Importer importer;
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const aiScene *scene = importer.ReadFile(ASSIMP_TEST_MODELS_DIR "/OBJ/point_cloud.obj", 0 );
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ASSERT_NE(nullptr, scene);
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}
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TEST_F(utObjImportExport, import_without_linend) {
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Assimp::Importer myImporter;
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const aiScene *scene = myImporter.ReadFile(ASSIMP_TEST_MODELS_DIR "/OBJ/box_without_lineending.obj", 0);
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ASSERT_NE(nullptr, scene);
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}
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