376 lines
12 KiB
C++
376 lines
12 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) 2006-2018, 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 "SceneDiffer.h"
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#include <assimp/scene.h>
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#include <assimp/mesh.h>
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#include <assimp/material.h>
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#include <sstream>
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namespace Assimp {
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SceneDiffer::SceneDiffer()
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: m_diffs() {
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// empty
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}
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SceneDiffer::~SceneDiffer() {
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// empty
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}
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bool SceneDiffer::isEqual( const aiScene *expected, const aiScene *toCompare ) {
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if ( expected == toCompare ) {
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return true;
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}
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if ( nullptr == expected ) {
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return false;
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}
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if ( nullptr == toCompare ) {
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return false;
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}
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// meshes
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if ( expected->mNumMeshes != toCompare->mNumMeshes ) {
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std::stringstream stream;
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stream << "Number of meshes not equal ( expected: " << expected->mNumMeshes << ", found : " << toCompare->mNumMeshes << " )\n";
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addDiff( stream.str() );
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return false;
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}
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for ( unsigned int i = 0; i < expected->mNumMeshes; i++ ) {
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aiMesh *expMesh( expected->mMeshes[ i ] );
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aiMesh *toCompMesh( toCompare->mMeshes[ i ] );
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if ( !compareMesh( expMesh, toCompMesh ) ) {
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std::stringstream stream;
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stream << "Meshes are not equal, index : " << i << "\n";
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addDiff( stream.str() );
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}
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}
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// ToDo!
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return true;
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// materials
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if ( expected->mNumMaterials != toCompare->mNumMaterials ) {
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std::stringstream stream;
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stream << "Number of materials not equal ( expected: " << expected->mNumMaterials << ", found : " << toCompare->mNumMaterials << " )\n";
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addDiff( stream.str() );
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return false;
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}
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if ( expected->mNumMaterials > 0 ) {
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if ( nullptr == expected->mMaterials || nullptr == toCompare->mMaterials ) {
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addDiff( "Number of materials > 0 and mat pointer is nullptr" );
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return false;
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}
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}
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for ( unsigned int i = 0; i < expected->mNumMaterials; i++ ) {
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aiMaterial *expectedMat( expected->mMaterials[ i ] );
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aiMaterial *toCompareMat( expected->mMaterials[ i ] );
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if ( !compareMaterial( expectedMat, toCompareMat ) ) {
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std::stringstream stream;
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stream << "Materials are not equal, index : " << i << "\n";
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addDiff( stream.str() );
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}
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}
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return true;
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}
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void SceneDiffer::showReport() {
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if ( m_diffs.empty() ) {
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return;
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}
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for ( std::vector<std::string>::iterator it = m_diffs.begin(); it != m_diffs.end(); it++ ) {
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std::cout << *it << "\n";
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}
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std::cout << std::endl;
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}
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void SceneDiffer::reset() {
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m_diffs.resize( 0 );
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}
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void SceneDiffer::addDiff( const std::string &diff ) {
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if ( diff.empty() ) {
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return;
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}
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m_diffs.push_back( diff );
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}
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static std::string dumpVector3( const aiVector3D &toDump ) {
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std::stringstream stream;
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stream << "( " << toDump.x << ", " << toDump.y << ", " << toDump.z << ")";
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return stream.str();
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}
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/*static std::string dumpColor4D( const aiColor4D &toDump ) {
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std::stringstream stream;
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stream << "( " << toDump.r << ", " << toDump.g << ", " << toDump.b << ", " << toDump.a << ")";
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return stream.str();
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}*/
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static std::string dumpFace( const aiFace &face ) {
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std::stringstream stream;
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for ( unsigned int i = 0; i < face.mNumIndices; i++ ) {
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stream << face.mIndices[ i ];
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if ( i < face.mNumIndices - 1 ) {
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stream << ", ";
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}
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else {
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stream << "\n";
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}
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}
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return stream.str();
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}
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bool SceneDiffer::compareMesh( aiMesh *expected, aiMesh *toCompare ) {
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if ( expected == toCompare ) {
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return true;
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}
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if ( nullptr == expected || nullptr == toCompare ) {
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return false;
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}
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if ( expected->mName != toCompare->mName ) {
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std::stringstream stream;
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stream << "Mesh name not equal ( expected: " << expected->mName.C_Str() << ", found : " << toCompare->mName.C_Str() << " )\n";
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addDiff( stream.str() );
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}
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if ( expected->mNumVertices != toCompare->mNumVertices ) {
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std::stringstream stream;
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stream << "Number of vertices not equal ( expected: " << expected->mNumVertices << ", found : " << toCompare->mNumVertices << " )\n";
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addDiff( stream.str() );
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return false;
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}
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// positions
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if ( expected->HasPositions() != toCompare->HasPositions() ) {
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addDiff( "Expected are vertices, toCompare does not have any." );
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return false;
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}
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bool vertEqual( true );
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for ( unsigned int i = 0; i < expected->mNumVertices; i++ ) {
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aiVector3D &expVert( expected->mVertices[ i ] );
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aiVector3D &toCompVert( toCompare->mVertices[ i ] );
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if ( !expVert.Equal( toCompVert ) ) {
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std::cout << "index = " << i << dumpVector3( toCompVert ) << "\n";
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std::stringstream stream;
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stream << "Vertex not equal ( expected: " << dumpVector3( toCompVert ) << ", found: " << dumpVector3( toCompVert ) << "\n";
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addDiff( stream.str() );
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vertEqual = false;
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}
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}
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if ( !vertEqual ) {
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return false;
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}
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// normals
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if ( expected->HasNormals() != toCompare->HasNormals() ) {
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addDiff( "Expected are normals, toCompare does not have any." );
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return false;
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}
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// return true;
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//ToDo!
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/*bool normalEqual( true );
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for ( unsigned int i = 0; i < expected->mNumVertices; i++ ) {
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aiVector3D &expNormal( expected->mNormals[ i ] );
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aiVector3D &toCompNormal( toCompare->mNormals[ i ] );
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if ( expNormal.Equal( toCompNormal ) ) {
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std::stringstream stream;
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stream << "Normal not equal ( expected: " << dumpVector3( expNormal ) << ", found: " << dumpVector3( toCompNormal ) << "\n";
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addDiff( stream.str() );
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normalEqual = false;
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}
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}
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if ( !normalEqual ) {
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return false;
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}
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// vertex colors
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bool vertColEqual( true );
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for ( unsigned int a = 0; a < AI_MAX_NUMBER_OF_COLOR_SETS; a++ ) {
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if ( expected->HasVertexColors(a) != toCompare->HasVertexColors(a) ) {
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addDiff( "Expected are normals, toCompare does not have any." );
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return false;
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}
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for ( unsigned int i = 0; i < expected->mNumVertices; i++ ) {
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aiColor4D &expColor4D( expected->mColors[ a ][ i ] );
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aiColor4D &toCompColor4D( toCompare->mColors[ a ][ i ] );
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if ( expColor4D != toCompColor4D ) {
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std::stringstream stream;
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stream << "Color4D not equal ( expected: " << dumpColor4D( expColor4D ) << ", found: " << dumpColor4D( toCompColor4D ) << "\n";
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addDiff( stream.str() );
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vertColEqual = false;
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}
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}
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if ( !vertColEqual ) {
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return false;
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}
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}
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// texture coords
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bool texCoordsEqual( true );
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for ( unsigned int a = 0; a < AI_MAX_NUMBER_OF_TEXTURECOORDS; a++ ) {
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if ( expected->HasTextureCoords( a ) != toCompare->HasTextureCoords( a ) ) {
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addDiff( "Expected are texture coords, toCompare does not have any." );
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return false;
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}
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for ( unsigned int i = 0; i < expected->mNumVertices; i++ ) {
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aiVector3D &expTexCoord( expected->mTextureCoords[ a ][ i ] );
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aiVector3D &toCompTexCoord( toCompare->mTextureCoords[ a ][ i ] );
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if ( expTexCoord.Equal( toCompTexCoord ) ) {
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std::stringstream stream;
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stream << "Texture coords not equal ( expected: " << dumpVector3( expTexCoord ) << ", found: " << dumpVector3( toCompTexCoord ) << "\n";
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addDiff( stream.str() );
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vertColEqual = false;
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}
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}
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if ( !vertColEqual ) {
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return false;
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}
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}
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// tangents and bi-tangents
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if ( expected->HasTangentsAndBitangents() != toCompare->HasTangentsAndBitangents() ) {
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addDiff( "Expected are tangents and bi-tangents, toCompare does not have any." );
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return false;
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}
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bool tangentsEqual( true );
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for ( unsigned int i = 0; i < expected->mNumVertices; i++ ) {
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aiVector3D &expTangents( expected->mTangents[ i ] );
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aiVector3D &toCompTangents( toCompare->mTangents[ i ] );
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if ( expTangents.Equal( toCompTangents ) ) {
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std::stringstream stream;
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stream << "Tangents not equal ( expected: " << dumpVector3( expTangents ) << ", found: " << dumpVector3( toCompTangents ) << "\n";
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addDiff( stream.str() );
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tangentsEqual = false;
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}
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aiVector3D &expBiTangents( expected->mBitangents[ i ] );
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aiVector3D &toCompBiTangents( toCompare->mBitangents[ i ] );
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if ( expBiTangents.Equal( toCompBiTangents ) ) {
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std::stringstream stream;
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stream << "Tangents not equal ( expected: " << dumpVector3( expBiTangents ) << ", found: " << dumpVector3( toCompBiTangents ) << " )\n";
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addDiff( stream.str() );
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tangentsEqual = false;
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}
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}
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if ( !tangentsEqual ) {
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return false;
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}*/
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// faces
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if ( expected->mNumFaces != toCompare->mNumFaces ) {
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std::stringstream stream;
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stream << "Number of faces are not equal, ( expected: " << expected->mNumFaces << ", found: " << toCompare->mNumFaces << ")\n";
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addDiff( stream.str() );
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return false;
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}
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bool facesEqual( true );
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for ( unsigned int i = 0; i < expected->mNumFaces; i++ ) {
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aiFace &expFace( expected->mFaces[ i ] );
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aiFace &toCompareFace( toCompare->mFaces[ i ] );
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if ( !compareFace( &expFace, &toCompareFace ) ) {
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addDiff( "Faces are not equal\n" );
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addDiff( dumpFace( expFace ) );
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addDiff( dumpFace( toCompareFace ) );
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facesEqual = false;
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}
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}
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if ( !facesEqual ) {
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return false;
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}
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return true;
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}
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bool SceneDiffer::compareFace( aiFace *expected, aiFace *toCompare ) {
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if ( nullptr == expected ) {
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return false;
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}
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if ( nullptr == toCompare ) {
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return false;
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}
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// same instance
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if ( expected == toCompare ) {
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return true;
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}
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// using compare operator
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if ( *expected == *toCompare ) {
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return true;
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}
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return false;
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}
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bool SceneDiffer::compareMaterial( aiMaterial *expected, aiMaterial *toCompare ) {
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if ( nullptr == expected ) {
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return false;
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}
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if ( nullptr == toCompare ) {
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return false;
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}
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// same instance
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if ( expected == toCompare ) {
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return true;
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}
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// todo!
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return true;
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}
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}
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