diff options
Diffstat (limited to 'src/plugins/sceneformats/assimp/qaiscenehandler.cpp')
| -rw-r--r-- | src/plugins/sceneformats/assimp/qaiscenehandler.cpp | 453 |
1 files changed, 0 insertions, 453 deletions
diff --git a/src/plugins/sceneformats/assimp/qaiscenehandler.cpp b/src/plugins/sceneformats/assimp/qaiscenehandler.cpp deleted file mode 100644 index 5ae16c36..00000000 --- a/src/plugins/sceneformats/assimp/qaiscenehandler.cpp +++ /dev/null @@ -1,453 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation ([email protected]) -** -** This file is part of the QtQuick3D module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** This file may be used under the terms of the GNU Lesser General Public -** License version 2.1 as published by the Free Software Foundation and -** appearing in the file LICENSE.LGPL included in the packaging of this -** file. Please review the following information to ensure the GNU Lesser -** General Public License version 2.1 requirements will be met: -** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Nokia gives you certain additional -** rights. These rights are described in the Nokia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU General -** Public License version 3.0 as published by the Free Software Foundation -** and appearing in the file LICENSE.GPL included in the packaging of this -** file. Please review the following information to ensure the GNU General -** Public License version 3.0 requirements will be met: -** http://www.gnu.org/copyleft/gpl.html. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qaiscenehandler.h" -#include "qaiscene.h" -#include "ailoaderiosystem.h" - -#include "aiScene.h" -#include "aiPostProcess.h" -#include "DefaultLogger.h" - -#include "qdownloadmanager.h" - -#include <QtCore/qdir.h> -#include <QtCore/qdebug.h> -#include <QObject> -#include <QBuffer> - -#define qAiPostProcessPreset ( \ - aiProcess_CalcTangentSpace | \ - aiProcess_GenSmoothNormals | \ - aiProcess_JoinIdenticalVertices | \ - aiProcess_ImproveCacheLocality | \ - aiProcess_LimitBoneWeights | \ - aiProcess_RemoveRedundantMaterials | \ - aiProcess_SplitLargeMeshes | \ - aiProcess_Triangulate | \ - aiProcess_GenUVCoords | \ - aiProcess_SortByPType | \ - aiProcess_FindDegenerates | \ - aiProcess_FindInvalidData ) - -QT_BEGIN_NAMESPACE - -#ifdef _DEBUG -void DumpScene(const aiScene* pScene); -#endif - -QAiSceneHandler::QAiSceneHandler() - : m_options(qAiPostProcessPreset) - , m_showWarnings(false) - , m_mayHaveLinesPoints(false) - , m_meshSplitVertexLimit(2000) - , m_meshSplitTriangleLimit(2000) - , m_removeComponentFlags(0) - , m_removeSortFlags(0) -{ - // by default remove per vertex colors from the data - no-one uses that in - // models - if they need it it can be turned on with UseVertexColors - m_removeComponentFlags |= aiComponent_COLORS; - - // by default remove points and lines from the model, since these are usually - // degenerate structures from bad modelling or bad import/export. if they - // are needed it can be turned on with IncludeLinesPoints - m_removeSortFlags |= aiPrimitiveType_POINT | aiPrimitiveType_LINE; -} - -QAiSceneHandler::~QAiSceneHandler() -{ - // nothing to do -} - -void QAiSceneHandler::decodeOptions(const QString &options) -{ - if (options.isEmpty()) - return; - - // See aiPostProcess.h for aiProcessPreset_TargetRealtime_Quality - // - a useful default set of values - its exactly what we want but - // wont compile with flags, so redefined with the above macro. - // Also, allow the user to override some settings - m_options = qAiPostProcessPreset; - - // Has to match the enum - static const char *validOptions[] = { - "NoOptions", - "ShowWarnings", - "CalculateNormals", - "ForceFaceted", - "ForceSmooth", - "IncludeAllMaterials", - "IncludeLinesPoints", - "FixNormals", - "DeDupMeshes", - "Optimize", - "FlipUVs", - "FlipWinding", - "UseVertexColors", - "VertexSplitLimitx2", - "TriangleSplitLimitx2", - 0 - }; - - QStringList opList = options.simplified().split(QLatin1Char(' '), QString::SkipEmptyParts); - - for (int i = 0; i < opList.count(); ++i) - { - QString op = opList.at(i); - op = op.trimmed(); - int k = 0; - for ( ; validOptions[k]; ++k) - if (op == QString::fromLatin1(validOptions[k])) - break; - if (validOptions[k]) // found - { - Options o = static_cast<Options>(k); - switch (o) - { - case NoOptions: - break; - case ShowWarnings: - if (m_showWarnings) - { - m_importer.SetExtraVerbose(true); - } - else - { - m_showWarnings = true; - m_options |= aiProcess_ValidateDataStructure; - } - break; - case CalculateNormals: - m_removeComponentFlags |= aiComponent_NORMALS; - m_options |= aiProcess_GenSmoothNormals; - m_options &= ~aiProcess_GenNormals; - break; - case ForceFaceted: - m_removeComponentFlags |= aiComponent_NORMALS; - m_options |= aiProcess_GenNormals; - m_options &= ~aiProcess_GenSmoothNormals; - m_options &= ~aiProcess_JoinIdenticalVertices; - break; - case ForceSmooth: - Assimp::DefaultLogger::get()->warn("ForceSmooth is deprecated - ignoring (meshes now smooth by default)"); - break; - case IncludeAllMaterials: - m_options &= ~aiProcess_RemoveRedundantMaterials; - break; - case IncludeLinesPoints: - m_removeSortFlags &= ~(aiPrimitiveType_LINE | aiPrimitiveType_POINT); - m_mayHaveLinesPoints = true; - // leave it with the FindDegenerates option turned on - we want zero - // area triangles to display as proper GL lines or points - break; - case FixNormals: - m_options |= aiProcess_FixInfacingNormals; - break; - case DeDupMeshes: - m_options |= aiProcess_FindInstances; - break; - case Optimize: - m_options |= aiProcess_OptimizeGraph | aiProcess_OptimizeMeshes; - break; - case FlipUVs: - m_options |= aiProcess_FlipUVs; - break; - case FlipWinding: - m_options |= aiProcess_FlipWindingOrder; - break; - case UseVertexColors: - m_removeComponentFlags &= ~aiComponent_COLORS; - break; - case VertexSplitLimitx2: - m_meshSplitVertexLimit <<= 1; - // repeating this in the option string more than once works... - break; - case TriangleSplitLimitx2: - // ....and we're OK with that, just don't overdo it - m_meshSplitTriangleLimit <<= 1; - break; - } - } - else - { - qWarning("Bad option: \"%s\" in %s", qPrintable(op), - qPrintable(options)); - } - } -} - -QGLAbstractScene *QAiSceneHandler::read() -{ - AiLoaderIOSystem *ios = new AiLoaderIOSystem(device(), url()); - m_importer.SetIOHandler(ios); - - Assimp::Logger *log = 0; - Assimp::Logger::LogSeverity severity = Assimp::Logger::NORMAL; - if (m_showWarnings) - { - severity = Assimp::Logger::VERBOSE; - int streams = aiDefaultLogStream_FILE | -#ifdef Q_CC_MSVC - aiDefaultLogStream_DEBUGGER -#else - aiDefaultLogStream_STDERR -#endif - ; - log = Assimp::DefaultLogger::create("AssimpLog.txt", severity, streams); - } - - QString path; - QUrl u = url(); - if (u.scheme() != QLatin1String("file")) - { - path = u.toEncoded(); - } else { - path = u.toLocalFile(); - } - - if (m_removeComponentFlags) - m_options |= aiProcess_RemoveComponent; - else - m_options &= ~aiProcess_RemoveComponent; - - m_importer.SetPropertyInteger(AI_CONFIG_PP_RVC_FLAGS, m_removeComponentFlags); - m_importer.SetPropertyInteger(AI_CONFIG_PP_SBP_REMOVE, m_removeSortFlags); - //m_importer.SetPropertyInteger(AI_CONFIG_PP_SLM_VERTEX_LIMIT, m_meshSplitVertexLimit); - //m_importer.SetPropertyInteger(AI_CONFIG_PP_SLM_TRIANGLE_LIMIT, m_meshSplitTriangleLimit); - - // force this on, and provide no way to turn it off. Its set by the - // aiProcessPreset_TargetRealtime_Quality option in the constructor. - // Guarantees that all meshes only have one primitive type - Q_ASSERT(m_options & aiProcess_SortByPType); - - // the importer owns the scene, so when the it goes out of scope on exiting - // this function the scene will get destroyed - const aiScene* scene = m_importer.ReadFile(path.toStdString(), m_options); - - if (!scene) - { - // Notes on import success flags - according to assimp doco if validation - // is requested the flags AI_SCENE_FLAGS_VALIDATION_WARNING will be set - // if there's a warning, and AI_SCENE_FLAGS_VALIDATED is set on success. - // This does not happen. Also AI_SCENE_FLAGS_INCOMPLETE can be set on a - // valid model, so checking for that is no use either. Best way to proceed - // is that if ShowWarnings is turned on above, then any pertinent warnings - // will be shown; and if a NULL result is returned here, then its a fatal - // error and a message is shown here. If a non-NULL result is returned - // just go ahead and try to load it. - QString c = QDir::current().absolutePath(); - qWarning("Asset importer error: %s\n", m_importer.GetErrorString()); - if (log) - qWarning("For details check log: %s/AssimpLog.txt\n", qPrintable(c)); - finalize(); - return 0; - } -#ifdef _DEBUG - else { - DumpScene(scene); - } -#endif - - QAiScene *qscene = new QAiScene(scene, this); - - Assimp::DefaultLogger::kill(); - - finalize(); - return qscene; -} - -QGLAbstractScene * QAiSceneHandler::download() -{ - QUrl u = url(); - - if (u.scheme() == QLatin1String("file")) { - qWarning() << "Cannot download urls with FILE scheme. Use the read() method."; - } else { - if (m_removeComponentFlags) - m_options |= aiProcess_RemoveComponent; - else - m_options &= ~aiProcess_RemoveComponent; - - m_importer.SetPropertyInteger(AI_CONFIG_PP_RVC_FLAGS, m_removeComponentFlags); - m_importer.SetPropertyInteger(AI_CONFIG_PP_SBP_REMOVE, m_removeSortFlags); - m_importer.SetPropertyInteger(AI_CONFIG_PP_SLM_VERTEX_LIMIT, m_meshSplitVertexLimit); - m_importer.SetPropertyInteger(AI_CONFIG_PP_SLM_TRIANGLE_LIMIT, m_meshSplitTriangleLimit); - - // force this on, and provide no way to turn it off. Its set by the - // aiProcessPreset_TargetRealtime_Quality option in the constructor. - // Guarantees that all meshes only have one primitive type - Q_ASSERT(m_options & aiProcess_SortByPType); - - setScene(new QAiScene(this)); - //m_scene = new QAiScene(this); - - //m_scene->begindownLoad(url()); - - downloadScene(); - } - return getScene(); -} - -void QAiSceneHandler::downloadComplete(QByteArray sceneData) -{ - //Create i/o device to use for file reading. - QBuffer sceneBuffer(&sceneData); - sceneBuffer.open(QIODevice::ReadOnly); - setDevice(&sceneBuffer); - - //Set i/o system to use non-file based device. - AiLoaderIOSystem *ios = new AiLoaderIOSystem(device(), url()); - m_importer.SetIOHandler(ios); - - QString path; - path = url().toEncoded(); - - Assimp::Logger *log = 0; - Assimp::Logger::LogSeverity severity = Assimp::Logger::NORMAL; - if (m_showWarnings) - { - severity = Assimp::Logger::VERBOSE; - int streams = aiDefaultLogStream_FILE | -#ifdef Q_CC_MSVC - aiDefaultLogStream_DEBUGGER -#else - aiDefaultLogStream_STDERR -#endif - ; - log = Assimp::DefaultLogger::create("AssimpLog.txt", severity, streams); - } - - const aiScene* scene = m_importer.ReadFile(path.toStdString(), m_options); - if (!scene) - { - // Notes on import success flags - according to assimp doco if validation - // is requested the flags AI_SCENE_FLAGS_VALIDATION_WARNING will be set - // if there's a warning, and AI_SCENE_FLAGS_VALIDATED is set on success. - // This does not happen. Also AI_SCENE_FLAGS_INCOMPLETE can be set on a - // valid model, so checking for that is no use either. Best way to proceed - // is that if ShowWarnings is turned on above, then any pertinent warnings - // will be shown; and if a NULL result is returned here, then its a fatal - // error and a message is shown here. If a non-NULL result is returned - // just go ahead and try to load it. - QString c = QDir::current().absolutePath(); - qWarning("Asset importer error: %s\n", m_importer.GetErrorString()); - if (log) - qWarning("For details check log: %s/AssimpLog.txt\n", qPrintable(c)); - } -#ifdef _DEBUG - else { - DumpScene(scene); - //If we have reached this point everything has proceeded correctly, - //load the scene. - QAiScene *theScene = qobject_cast<QAiScene*>(getScene()); - theScene->loadScene(scene); - } -#endif - - Assimp::DefaultLogger::kill(); - - finalize(); -} - -#ifdef _DEBUG -void LogPrint(const char* pFormat, ...) -{ - static char buff[1024]; - buff[0] = '\0'; - va_list args; - va_start(args, pFormat); - vsnprintf( buff, sizeof(buff) - 1, pFormat, args); - qDebug() << buff; -} - -void DumpAnimation(int i, const aiAnimation* pAnimation, const aiScene* pScene) -{ - Q_UNUSED(pScene); - LogPrint(" Animation %d",i); - LogPrint(" name = '%s'",pAnimation->mName.data); - LogPrint(" ticks = %f",pAnimation->mDuration); - LogPrint(" ticks per sec = %f",pAnimation->mTicksPerSecond); - for (unsigned int i=0; i<pAnimation->mNumChannels; ++i) { - const aiNodeAnim* pNodeAnim = pAnimation->mChannels[i]; - LogPrint(" channel %d affects: '%s'", i, pNodeAnim->mNodeName.data); - } -} - -void DumpMesh(int i, const aiMesh* pMesh, const aiScene* pScene) -{ - Q_UNUSED(pScene); - LogPrint(" Mesh %d",i); - LogPrint(" name = '%s'",pMesh->mName.data); - LogPrint(" has bones: %s (%d)",pMesh->HasBones()?"YES":"no ",pMesh->mNumBones); -} -void DumpNodeRecursive(int level, const aiNode* pNode, const aiScene* pScene) -{ - if (level > 100) - level = 100; - char Prefix[256]; - memset(Prefix,' ',level*2); - Prefix[level*2] = '\0'; - LogPrint(" %sNode, name='%s', nMeshes=%d",Prefix,pNode->mName.data,pNode->mNumMeshes); - for (unsigned int i=0; i<pNode->mNumChildren; ++i) { - DumpNodeRecursive(level+1, pNode->mChildren[i], pScene); - } -} - -void DumpScene(const aiScene* pScene) -{ - LogPrint("DumpScene(%p)",pScene); - if (pScene) { - LogPrint(" has animations: %s (%d)",pScene->HasAnimations()?"YES":"no ",pScene->mNumAnimations); - LogPrint(" has meshes: %s (%d)",pScene->HasMeshes()?"YES":"no ",pScene->mNumMeshes); - for (unsigned int i=0; i<pScene->mNumAnimations; ++i) { - DumpAnimation(i,pScene->mAnimations[i],pScene); - } - for (unsigned int i=0; i<pScene->mNumMeshes; ++i) { - DumpMesh(i,pScene->mMeshes[i],pScene); - } - DumpNodeRecursive(0,pScene->mRootNode,pScene); - } -} -#endif - -QT_END_NAMESPACE |