Model loading and texturing

This commit is contained in:
Dane Johnson
2021-01-18 18:25:47 -06:00
parent 66bf7776c7
commit 155b572aca
1283 changed files with 533814 additions and 42 deletions

104
thirdparty/assimp/code/3MF/3MFXmlTags.h vendored Normal file
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/*
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, 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.
----------------------------------------------------------------------
*/
#pragma once
namespace Assimp {
namespace D3MF {
namespace XmlTag {
// Meta-data
static const std::string meta = "metadata";
static const std::string meta_name = "name";
// Model-data specific tags
static const std::string model = "model";
static const std::string model_unit = "unit";
static const std::string metadata = "metadata";
static const std::string resources = "resources";
static const std::string object = "object";
static const std::string mesh = "mesh";
static const std::string vertices = "vertices";
static const std::string vertex = "vertex";
static const std::string triangles = "triangles";
static const std::string triangle = "triangle";
static const std::string x = "x";
static const std::string y = "y";
static const std::string z = "z";
static const std::string v1 = "v1";
static const std::string v2 = "v2";
static const std::string v3 = "v3";
static const std::string id = "id";
static const std::string pid = "pid";
static const std::string p1 = "p1";
static const std::string name = "name";
static const std::string type = "type";
static const std::string build = "build";
static const std::string item = "item";
static const std::string objectid = "objectid";
static const std::string transform = "transform";
// Material definitions
static const std::string basematerials = "basematerials";
static const std::string basematerials_id = "id";
static const std::string basematerials_base = "base";
static const std::string basematerials_name = "name";
static const std::string basematerials_displaycolor = "displaycolor";
// Meta info tags
static const std::string CONTENT_TYPES_ARCHIVE = "[Content_Types].xml";
static const std::string ROOT_RELATIONSHIPS_ARCHIVE = "_rels/.rels";
static const std::string SCHEMA_CONTENTTYPES = "http://schemas.openxmlformats.org/package/2006/content-types";
static const std::string SCHEMA_RELATIONSHIPS = "http://schemas.openxmlformats.org/package/2006/relationships";
static const std::string RELS_RELATIONSHIP_CONTAINER = "Relationships";
static const std::string RELS_RELATIONSHIP_NODE = "Relationship";
static const std::string RELS_ATTRIB_TARGET = "Target";
static const std::string RELS_ATTRIB_TYPE = "Type";
static const std::string RELS_ATTRIB_ID = "Id";
static const std::string PACKAGE_START_PART_RELATIONSHIP_TYPE = "http://schemas.microsoft.com/3dmanufacturing/2013/01/3dmodel";
static const std::string PACKAGE_PRINT_TICKET_RELATIONSHIP_TYPE = "http://schemas.microsoft.com/3dmanufacturing/2013/01/printticket";
static const std::string PACKAGE_TEXTURE_RELATIONSHIP_TYPE = "http://schemas.microsoft.com/3dmanufacturing/2013/01/3dtexture";
static const std::string PACKAGE_CORE_PROPERTIES_RELATIONSHIP_TYPE = "http://schemas.openxmlformats.org/package/2006/relationships/metadata/core-properties";
static const std::string PACKAGE_THUMBNAIL_RELATIONSHIP_TYPE = "http://schemas.openxmlformats.org/package/2006/relationships/metadata/thumbnail";
}
} // Namespace D3MF
} // Namespace Assimp

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/*
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, 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.
----------------------------------------------------------------------
*/
#ifndef ASSIMP_BUILD_NO_EXPORT
#ifndef ASSIMP_BUILD_NO_3MF_EXPORTER
#include "D3MFExporter.h"
#include <assimp/scene.h>
#include <assimp/IOSystem.hpp>
#include <assimp/IOStream.hpp>
#include <assimp/Exporter.hpp>
#include <assimp/DefaultLogger.hpp>
#include <assimp/StringUtils.h>
#include <assimp/Exceptional.h>
#include "3MFXmlTags.h"
#include "D3MFOpcPackage.h"
#ifdef ASSIMP_USE_HUNTER
# include <zip/zip.h>
#else
# include <contrib/zip/src/zip.h>
#endif
namespace Assimp {
void ExportScene3MF( const char* pFile, IOSystem* pIOSystem, const aiScene* pScene, const ExportProperties* /*pProperties*/ ) {
if ( nullptr == pIOSystem ) {
throw DeadlyExportError( "Could not export 3MP archive: " + std::string( pFile ) );
}
D3MF::D3MFExporter myExporter( pFile, pScene );
if ( myExporter.validate() ) {
if ( pIOSystem->Exists( pFile ) ) {
if ( !pIOSystem->DeleteFile( pFile ) ) {
throw DeadlyExportError( "File exists, cannot override : " + std::string( pFile ) );
}
}
bool ok = myExporter.exportArchive(pFile);
if ( !ok ) {
throw DeadlyExportError( "Could not export 3MP archive: " + std::string( pFile ) );
}
}
}
namespace D3MF {
D3MFExporter::D3MFExporter( const char* pFile, const aiScene* pScene )
: mArchiveName( pFile )
, m_zipArchive( nullptr )
, mScene( pScene )
, mModelOutput()
, mRelOutput()
, mContentOutput()
, mBuildItems()
, mRelations() {
// empty
}
D3MFExporter::~D3MFExporter() {
for ( size_t i = 0; i < mRelations.size(); ++i ) {
delete mRelations[ i ];
}
mRelations.clear();
}
bool D3MFExporter::validate() {
if ( mArchiveName.empty() ) {
return false;
}
if ( nullptr == mScene ) {
return false;
}
return true;
}
bool D3MFExporter::exportArchive( const char *file ) {
bool ok( true );
m_zipArchive = zip_open( file, ZIP_DEFAULT_COMPRESSION_LEVEL, 'w' );
if ( nullptr == m_zipArchive ) {
return false;
}
ok |= exportContentTypes();
ok |= export3DModel();
ok |= exportRelations();
zip_close( m_zipArchive );
m_zipArchive = nullptr;
return ok;
}
bool D3MFExporter::exportContentTypes() {
mContentOutput.clear();
mContentOutput << "<?xml version=\"1.0\" encoding=\"UTF-8\"?>";
mContentOutput << std::endl;
mContentOutput << "<Types xmlns = \"http://schemas.openxmlformats.org/package/2006/content-types\">";
mContentOutput << std::endl;
mContentOutput << "<Default Extension = \"rels\" ContentType = \"application/vnd.openxmlformats-package.relationships+xml\" />";
mContentOutput << std::endl;
mContentOutput << "<Default Extension = \"model\" ContentType = \"application/vnd.ms-package.3dmanufacturing-3dmodel+xml\" />";
mContentOutput << std::endl;
mContentOutput << "</Types>";
mContentOutput << std::endl;
exportContentTyp( XmlTag::CONTENT_TYPES_ARCHIVE );
return true;
}
bool D3MFExporter::exportRelations() {
mRelOutput.clear();
mRelOutput << "<?xml version=\"1.0\" encoding=\"UTF-8\"?>";
mRelOutput << std::endl;
mRelOutput << "<Relationships xmlns=\"http://schemas.openxmlformats.org/package/2006/relationships\">";
for ( size_t i = 0; i < mRelations.size(); ++i ) {
if ( mRelations[ i ]->target[ 0 ] == '/' ) {
mRelOutput << "<Relationship Target=\"" << mRelations[ i ]->target << "\" ";
} else {
mRelOutput << "<Relationship Target=\"/" << mRelations[ i ]->target << "\" ";
}
mRelOutput << "Id=\"" << mRelations[i]->id << "\" ";
mRelOutput << "Type=\"" << mRelations[ i ]->type << "\" />";
mRelOutput << std::endl;
}
mRelOutput << "</Relationships>";
mRelOutput << std::endl;
writeRelInfoToFile( "_rels", ".rels" );
mRelOutput.flush();
return true;
}
bool D3MFExporter::export3DModel() {
mModelOutput.clear();
writeHeader();
mModelOutput << "<" << XmlTag::model << " " << XmlTag::model_unit << "=\"millimeter\""
<< "xmlns=\"http://schemas.microsoft.com/3dmanufacturing/core/2015/02\">"
<< std::endl;
mModelOutput << "<" << XmlTag::resources << ">";
mModelOutput << std::endl;
writeMetaData();
writeBaseMaterials();
writeObjects();
mModelOutput << "</" << XmlTag::resources << ">";
mModelOutput << std::endl;
writeBuild();
mModelOutput << "</" << XmlTag::model << ">\n";
OpcPackageRelationship *info = new OpcPackageRelationship;
info->id = "rel0";
info->target = "/3D/3DModel.model";
info->type = XmlTag::PACKAGE_START_PART_RELATIONSHIP_TYPE;
mRelations.push_back( info );
writeModelToArchive( "3D", "3DModel.model" );
mModelOutput.flush();
return true;
}
void D3MFExporter::writeHeader() {
mModelOutput << "<?xml version=\"1.0\" encoding=\"UTF - 8\"?>";
mModelOutput << std::endl;
}
void D3MFExporter::writeMetaData() {
if ( nullptr == mScene->mMetaData ) {
return;
}
const unsigned int numMetaEntries( mScene->mMetaData->mNumProperties );
if ( 0 == numMetaEntries ) {
return;
}
const aiString *key = nullptr;
const aiMetadataEntry *entry(nullptr);
for ( size_t i = 0; i < numMetaEntries; ++i ) {
mScene->mMetaData->Get( i, key, entry );
std::string k( key->C_Str() );
aiString value;
mScene->mMetaData->Get( k, value );
mModelOutput << "<" << XmlTag::meta << " " << XmlTag::meta_name << "=\"" << key->C_Str() << "\">";
mModelOutput << value.C_Str();
mModelOutput << "</" << XmlTag::meta << ">" << std::endl;
}
}
void D3MFExporter::writeBaseMaterials() {
mModelOutput << "<basematerials id=\"1\">\n";
std::string strName, hexDiffuseColor , tmp;
for ( size_t i = 0; i < mScene->mNumMaterials; ++i ) {
aiMaterial *mat = mScene->mMaterials[ i ];
aiString name;
if ( mat->Get( AI_MATKEY_NAME, name ) != aiReturn_SUCCESS ) {
strName = "basemat_" + to_string( i );
} else {
strName = name.C_Str();
}
aiColor4D color;
if ( mat->Get( AI_MATKEY_COLOR_DIFFUSE, color ) == aiReturn_SUCCESS ) {
hexDiffuseColor.clear();
tmp.clear();
hexDiffuseColor = "#";
tmp = DecimalToHexa( color.r );
hexDiffuseColor += tmp;
tmp = DecimalToHexa( color.g );
hexDiffuseColor += tmp;
tmp = DecimalToHexa( color.b );
hexDiffuseColor += tmp;
tmp = DecimalToHexa( color.a );
hexDiffuseColor += tmp;
} else {
hexDiffuseColor = "#FFFFFFFF";
}
mModelOutput << "<base name=\""+strName+"\" "+" displaycolor=\""+hexDiffuseColor+"\" />\n";
}
mModelOutput << "</basematerials>\n";
}
void D3MFExporter::writeObjects() {
if ( nullptr == mScene->mRootNode ) {
return;
}
aiNode *root = mScene->mRootNode;
for ( unsigned int i = 0; i < root->mNumChildren; ++i ) {
aiNode *currentNode( root->mChildren[ i ] );
if ( nullptr == currentNode ) {
continue;
}
mModelOutput << "<" << XmlTag::object << " id=\"" << currentNode->mName.C_Str() << "\" type=\"model\">";
mModelOutput << std::endl;
for ( unsigned int j = 0; j < currentNode->mNumMeshes; ++j ) {
aiMesh *currentMesh = mScene->mMeshes[ currentNode->mMeshes[ j ] ];
if ( nullptr == currentMesh ) {
continue;
}
writeMesh( currentMesh );
}
mBuildItems.push_back( i );
mModelOutput << "</" << XmlTag::object << ">";
mModelOutput << std::endl;
}
}
void D3MFExporter::writeMesh( aiMesh *mesh ) {
if ( nullptr == mesh ) {
return;
}
mModelOutput << "<" << XmlTag::mesh << ">" << std::endl;
mModelOutput << "<" << XmlTag::vertices << ">" << std::endl;
for ( unsigned int i = 0; i < mesh->mNumVertices; ++i ) {
writeVertex( mesh->mVertices[ i ] );
}
mModelOutput << "</" << XmlTag::vertices << ">" << std::endl;
const unsigned int matIdx( mesh->mMaterialIndex );
writeFaces( mesh, matIdx );
mModelOutput << "</" << XmlTag::mesh << ">" << std::endl;
}
void D3MFExporter::writeVertex( const aiVector3D &pos ) {
mModelOutput << "<" << XmlTag::vertex << " x=\"" << pos.x << "\" y=\"" << pos.y << "\" z=\"" << pos.z << "\" />";
mModelOutput << std::endl;
}
void D3MFExporter::writeFaces( aiMesh *mesh, unsigned int matIdx ) {
if ( nullptr == mesh ) {
return;
}
if ( !mesh->HasFaces() ) {
return;
}
mModelOutput << "<" << XmlTag::triangles << ">" << std::endl;
for ( unsigned int i = 0; i < mesh->mNumFaces; ++i ) {
aiFace &currentFace = mesh->mFaces[ i ];
mModelOutput << "<" << XmlTag::triangle << " v1=\"" << currentFace.mIndices[ 0 ] << "\" v2=\""
<< currentFace.mIndices[ 1 ] << "\" v3=\"" << currentFace.mIndices[ 2 ]
<< "\" pid=\"1\" p1=\""+to_string(matIdx)+"\" />";
mModelOutput << std::endl;
}
mModelOutput << "</" << XmlTag::triangles << ">";
mModelOutput << std::endl;
}
void D3MFExporter::writeBuild() {
mModelOutput << "<" << XmlTag::build << ">" << std::endl;
for ( size_t i = 0; i < mBuildItems.size(); ++i ) {
mModelOutput << "<" << XmlTag::item << " objectid=\"" << i + 1 << "\"/>";
mModelOutput << std::endl;
}
mModelOutput << "</" << XmlTag::build << ">";
mModelOutput << std::endl;
}
void D3MFExporter::exportContentTyp( const std::string &filename ) {
if ( nullptr == m_zipArchive ) {
throw DeadlyExportError( "3MF-Export: Zip archive not valid, nullptr." );
}
const std::string entry = filename;
zip_entry_open( m_zipArchive, entry.c_str() );
const std::string &exportTxt( mContentOutput.str() );
zip_entry_write( m_zipArchive, exportTxt.c_str(), exportTxt.size() );
zip_entry_close( m_zipArchive );
}
void D3MFExporter::writeModelToArchive( const std::string &folder, const std::string &modelName ) {
if ( nullptr == m_zipArchive ) {
throw DeadlyExportError( "3MF-Export: Zip archive not valid, nullptr." );
}
const std::string entry = folder + "/" + modelName;
zip_entry_open( m_zipArchive, entry.c_str() );
const std::string &exportTxt( mModelOutput.str() );
zip_entry_write( m_zipArchive, exportTxt.c_str(), exportTxt.size() );
zip_entry_close( m_zipArchive );
}
void D3MFExporter::writeRelInfoToFile( const std::string &folder, const std::string &relName ) {
if ( nullptr == m_zipArchive ) {
throw DeadlyExportError( "3MF-Export: Zip archive not valid, nullptr." );
}
const std::string entry = folder + "/" + relName;
zip_entry_open( m_zipArchive, entry.c_str() );
const std::string &exportTxt( mRelOutput.str() );
zip_entry_write( m_zipArchive, exportTxt.c_str(), exportTxt.size() );
zip_entry_close( m_zipArchive );
}
} // Namespace D3MF
} // Namespace Assimp
#endif // ASSIMP_BUILD_NO_3MF_EXPORTER
#endif // ASSIMP_BUILD_NO_EXPORT

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/*
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, 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.
----------------------------------------------------------------------
*/
#pragma once
#include <memory>
#include <sstream>
#include <vector>
#include <assimp/vector3.h>
struct aiScene;
struct aiNode;
struct aiMaterial;
struct aiMesh;
struct zip_t;
namespace Assimp {
class IOStream;
namespace D3MF {
#ifndef ASSIMP_BUILD_NO_EXPORT
#ifndef ASSIMP_BUILD_NO_3MF_EXPORTER
struct OpcPackageRelationship;
class D3MFExporter {
public:
D3MFExporter( const char* pFile, const aiScene* pScene );
~D3MFExporter();
bool validate();
bool exportArchive( const char *file );
bool exportContentTypes();
bool exportRelations();
bool export3DModel();
protected:
void writeHeader();
void writeMetaData();
void writeBaseMaterials();
void writeObjects();
void writeMesh( aiMesh *mesh );
void writeVertex( const aiVector3D &pos );
void writeFaces( aiMesh *mesh, unsigned int matIdx );
void writeBuild();
void exportContentTyp( const std::string &filename );
void writeModelToArchive( const std::string &folder, const std::string &modelName );
void writeRelInfoToFile( const std::string &folder, const std::string &relName );
private:
std::string mArchiveName;
zip_t *m_zipArchive;
const aiScene *mScene;
std::ostringstream mModelOutput;
std::ostringstream mRelOutput;
std::ostringstream mContentOutput;
std::vector<unsigned int> mBuildItems;
std::vector<OpcPackageRelationship*> mRelations;
};
#endif // ASSIMP_BUILD_NO_3MF_EXPORTER
#endif // ASSIMP_BUILD_NO_EXPORT
} // Namespace D3MF
} // Namespace Assimp

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/*
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, 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.
----------------------------------------------------------------------
*/
#ifndef ASSIMP_BUILD_NO_3MF_IMPORTER
#include "D3MFImporter.h"
#include <assimp/scene.h>
#include <assimp/IOSystem.hpp>
#include <assimp/DefaultLogger.hpp>
#include <assimp/importerdesc.h>
#include <assimp/StringComparison.h>
#include <assimp/StringUtils.h>
#include <assimp/ZipArchiveIOSystem.h>
#include <string>
#include <vector>
#include <map>
#include <cassert>
#include <memory>
#include "D3MFOpcPackage.h"
#include <assimp/irrXMLWrapper.h>
#include "3MFXmlTags.h"
#include <assimp/fast_atof.h>
#include <iomanip>
namespace Assimp {
namespace D3MF {
class XmlSerializer {
public:
using MatArray = std::vector<aiMaterial*>;
using MatId2MatArray = std::map<unsigned int, std::vector<unsigned int>>;
XmlSerializer(XmlReader* xmlReader)
: mMeshes()
, mMatArray()
, mActiveMatGroup( 99999999 )
, mMatId2MatArray()
, xmlReader(xmlReader){
// empty
}
~XmlSerializer() {
// empty
}
void ImportXml(aiScene* scene) {
if ( nullptr == scene ) {
return;
}
scene->mRootNode = new aiNode();
std::vector<aiNode*> children;
std::string nodeName;
while(ReadToEndElement(D3MF::XmlTag::model)) {
nodeName = xmlReader->getNodeName();
if( nodeName == D3MF::XmlTag::object) {
children.push_back(ReadObject(scene));
} else if( nodeName == D3MF::XmlTag::build) {
//
} else if ( nodeName == D3MF::XmlTag::basematerials ) {
ReadBaseMaterials();
} else if ( nodeName == D3MF::XmlTag::meta ) {
ReadMetadata();
}
}
if ( scene->mRootNode->mName.length == 0 ) {
scene->mRootNode->mName.Set( "3MF" );
}
// import the metadata
if ( !mMetaData.empty() ) {
const size_t numMeta( mMetaData.size() );
scene->mMetaData = aiMetadata::Alloc(static_cast<unsigned int>( numMeta ) );
for ( size_t i = 0; i < numMeta; ++i ) {
aiString val( mMetaData[ i ].value );
scene->mMetaData->Set(static_cast<unsigned int>( i ), mMetaData[ i ].name, val );
}
}
// import the meshes
scene->mNumMeshes = static_cast<unsigned int>( mMeshes.size());
scene->mMeshes = new aiMesh*[scene->mNumMeshes]();
std::copy( mMeshes.begin(), mMeshes.end(), scene->mMeshes);
// import the materials
scene->mNumMaterials = static_cast<unsigned int>( mMatArray.size() );
if ( 0 != scene->mNumMaterials ) {
scene->mMaterials = new aiMaterial*[ scene->mNumMaterials ];
std::copy( mMatArray.begin(), mMatArray.end(), scene->mMaterials );
}
// create the scenegraph
scene->mRootNode->mNumChildren = static_cast<unsigned int>(children.size());
scene->mRootNode->mChildren = new aiNode*[scene->mRootNode->mNumChildren]();
std::copy(children.begin(), children.end(), scene->mRootNode->mChildren);
}
private:
aiNode* ReadObject(aiScene* scene) {
std::unique_ptr<aiNode> node(new aiNode());
std::vector<unsigned long> meshIds;
const char *attrib( nullptr );
std::string name, type;
attrib = xmlReader->getAttributeValue( D3MF::XmlTag::id.c_str() );
if ( nullptr != attrib ) {
name = attrib;
}
attrib = xmlReader->getAttributeValue( D3MF::XmlTag::type.c_str() );
if ( nullptr != attrib ) {
type = attrib;
}
node->mParent = scene->mRootNode;
node->mName.Set(name);
size_t meshIdx = mMeshes.size();
while(ReadToEndElement(D3MF::XmlTag::object)) {
if(xmlReader->getNodeName() == D3MF::XmlTag::mesh) {
auto mesh = ReadMesh();
mesh->mName.Set(name);
mMeshes.push_back(mesh);
meshIds.push_back(static_cast<unsigned long>(meshIdx));
++meshIdx;
}
}
node->mNumMeshes = static_cast<unsigned int>(meshIds.size());
node->mMeshes = new unsigned int[node->mNumMeshes];
std::copy(meshIds.begin(), meshIds.end(), node->mMeshes);
return node.release();
}
aiMesh *ReadMesh() {
aiMesh* mesh = new aiMesh();
while(ReadToEndElement(D3MF::XmlTag::mesh)) {
if(xmlReader->getNodeName() == D3MF::XmlTag::vertices) {
ImportVertices(mesh);
} else if(xmlReader->getNodeName() == D3MF::XmlTag::triangles) {
ImportTriangles(mesh);
}
}
return mesh;
}
void ReadMetadata() {
const std::string name = xmlReader->getAttributeValue( D3MF::XmlTag::meta_name.c_str() );
xmlReader->read();
const std::string value = xmlReader->getNodeData();
if ( name.empty() ) {
return;
}
MetaEntry entry;
entry.name = name;
entry.value = value;
mMetaData.push_back( entry );
}
void ImportVertices(aiMesh* mesh) {
std::vector<aiVector3D> vertices;
while(ReadToEndElement(D3MF::XmlTag::vertices)) {
if(xmlReader->getNodeName() == D3MF::XmlTag::vertex) {
vertices.push_back(ReadVertex());
}
}
mesh->mNumVertices = static_cast<unsigned int>(vertices.size());
mesh->mVertices = new aiVector3D[mesh->mNumVertices];
std::copy(vertices.begin(), vertices.end(), mesh->mVertices);
}
aiVector3D ReadVertex() {
aiVector3D vertex;
vertex.x = ai_strtof(xmlReader->getAttributeValue(D3MF::XmlTag::x.c_str()), nullptr);
vertex.y = ai_strtof(xmlReader->getAttributeValue(D3MF::XmlTag::y.c_str()), nullptr);
vertex.z = ai_strtof(xmlReader->getAttributeValue(D3MF::XmlTag::z.c_str()), nullptr);
return vertex;
}
void ImportTriangles(aiMesh* mesh) {
std::vector<aiFace> faces;
while(ReadToEndElement(D3MF::XmlTag::triangles)) {
const std::string nodeName( xmlReader->getNodeName() );
if(xmlReader->getNodeName() == D3MF::XmlTag::triangle) {
faces.push_back(ReadTriangle());
const char *pidToken( xmlReader->getAttributeValue( D3MF::XmlTag::p1.c_str() ) );
if ( nullptr != pidToken ) {
int matIdx( std::atoi( pidToken ) );
mesh->mMaterialIndex = matIdx;
}
}
}
mesh->mNumFaces = static_cast<unsigned int>(faces.size());
mesh->mFaces = new aiFace[mesh->mNumFaces];
mesh->mPrimitiveTypes = aiPrimitiveType_TRIANGLE;
std::copy(faces.begin(), faces.end(), mesh->mFaces);
}
aiFace ReadTriangle() {
aiFace face;
face.mNumIndices = 3;
face.mIndices = new unsigned int[face.mNumIndices];
face.mIndices[0] = static_cast<unsigned int>(std::atoi(xmlReader->getAttributeValue(D3MF::XmlTag::v1.c_str())));
face.mIndices[1] = static_cast<unsigned int>(std::atoi(xmlReader->getAttributeValue(D3MF::XmlTag::v2.c_str())));
face.mIndices[2] = static_cast<unsigned int>(std::atoi(xmlReader->getAttributeValue(D3MF::XmlTag::v3.c_str())));
return face;
}
void ReadBaseMaterials() {
std::vector<unsigned int> MatIdArray;
const char *baseMaterialId( xmlReader->getAttributeValue( D3MF::XmlTag::basematerials_id.c_str() ) );
if ( nullptr != baseMaterialId ) {
unsigned int id = std::atoi( baseMaterialId );
const size_t newMatIdx( mMatArray.size() );
if ( id != mActiveMatGroup ) {
mActiveMatGroup = id;
MatId2MatArray::const_iterator it( mMatId2MatArray.find( id ) );
if ( mMatId2MatArray.end() == it ) {
MatIdArray.clear();
mMatId2MatArray[ id ] = MatIdArray;
} else {
MatIdArray = it->second;
}
}
MatIdArray.push_back( static_cast<unsigned int>( newMatIdx ) );
mMatId2MatArray[ mActiveMatGroup ] = MatIdArray;
}
while ( ReadToEndElement( D3MF::XmlTag::basematerials ) ) {
mMatArray.push_back( readMaterialDef() );
}
}
bool parseColor( const char *color, aiColor4D &diffuse ) {
if ( nullptr == color ) {
return false;
}
//format of the color string: #RRGGBBAA or #RRGGBB (3MF Core chapter 5.1.1)
const size_t len( strlen( color ) );
if ( 9 != len && 7 != len) {
return false;
}
const char *buf( color );
if ( '#' != *buf ) {
return false;
}
++buf;
char comp[ 3 ] = { 0,0,'\0' };
comp[ 0 ] = *buf;
++buf;
comp[ 1 ] = *buf;
++buf;
diffuse.r = static_cast<ai_real>( strtol( comp, NULL, 16 ) ) / ai_real(255.0);
comp[ 0 ] = *buf;
++buf;
comp[ 1 ] = *buf;
++buf;
diffuse.g = static_cast< ai_real >( strtol( comp, NULL, 16 ) ) / ai_real(255.0);
comp[ 0 ] = *buf;
++buf;
comp[ 1 ] = *buf;
++buf;
diffuse.b = static_cast< ai_real >( strtol( comp, NULL, 16 ) ) / ai_real(255.0);
if(7 == len)
return true;
comp[ 0 ] = *buf;
++buf;
comp[ 1 ] = *buf;
++buf;
diffuse.a = static_cast< ai_real >( strtol( comp, NULL, 16 ) ) / ai_real(255.0);
return true;
}
void assignDiffuseColor( aiMaterial *mat ) {
const char *color = xmlReader->getAttributeValue( D3MF::XmlTag::basematerials_displaycolor.c_str() );
aiColor4D diffuse;
if ( parseColor( color, diffuse ) ) {
mat->AddProperty<aiColor4D>( &diffuse, 1, AI_MATKEY_COLOR_DIFFUSE );
}
}
aiMaterial *readMaterialDef() {
aiMaterial *mat( nullptr );
const char *name( nullptr );
const std::string nodeName( xmlReader->getNodeName() );
if ( nodeName == D3MF::XmlTag::basematerials_base ) {
name = xmlReader->getAttributeValue( D3MF::XmlTag::basematerials_name.c_str() );
std::string stdMatName;
aiString matName;
std::string strId( to_string( mActiveMatGroup ) );
stdMatName += "id";
stdMatName += strId;
stdMatName += "_";
if ( nullptr != name ) {
stdMatName += std::string( name );
} else {
stdMatName += "basemat";
}
matName.Set( stdMatName );
mat = new aiMaterial;
mat->AddProperty( &matName, AI_MATKEY_NAME );
assignDiffuseColor( mat );
}
return mat;
}
private:
bool ReadToStartElement(const std::string& startTag) {
while(xmlReader->read()) {
const std::string &nodeName( xmlReader->getNodeName() );
if (xmlReader->getNodeType() == irr::io::EXN_ELEMENT && nodeName == startTag) {
return true;
} else if (xmlReader->getNodeType() == irr::io::EXN_ELEMENT_END && nodeName == startTag) {
return false;
}
}
return false;
}
bool ReadToEndElement(const std::string& closeTag) {
while(xmlReader->read()) {
const std::string &nodeName( xmlReader->getNodeName() );
if (xmlReader->getNodeType() == irr::io::EXN_ELEMENT) {
return true;
} else if (xmlReader->getNodeType() == irr::io::EXN_ELEMENT_END && nodeName == closeTag) {
return false;
}
}
ASSIMP_LOG_ERROR("unexpected EOF, expected closing <" + closeTag + "> tag");
return false;
}
private:
struct MetaEntry {
std::string name;
std::string value;
};
std::vector<MetaEntry> mMetaData;
std::vector<aiMesh*> mMeshes;
MatArray mMatArray;
unsigned int mActiveMatGroup;
MatId2MatArray mMatId2MatArray;
XmlReader* xmlReader;
};
} //namespace D3MF
static const aiImporterDesc desc = {
"3mf Importer",
"",
"",
"http://3mf.io/",
aiImporterFlags_SupportBinaryFlavour | aiImporterFlags_SupportCompressedFlavour,
0,
0,
0,
0,
"3mf"
};
D3MFImporter::D3MFImporter()
: BaseImporter() {
// empty
}
D3MFImporter::~D3MFImporter() {
// empty
}
bool D3MFImporter::CanRead(const std::string &filename, IOSystem *pIOHandler, bool checkSig) const {
const std::string extension( GetExtension( filename ) );
if(extension == desc.mFileExtensions ) {
return true;
} else if ( !extension.length() || checkSig ) {
if ( nullptr == pIOHandler ) {
return false;
}
if ( !ZipArchiveIOSystem::isZipArchive( pIOHandler, filename ) ) {
return false;
}
D3MF::D3MFOpcPackage opcPackage( pIOHandler, filename );
return opcPackage.validate();
}
return false;
}
void D3MFImporter::SetupProperties(const Importer * /*pImp*/) {
// empty
}
const aiImporterDesc *D3MFImporter::GetInfo() const {
return &desc;
}
void D3MFImporter::InternReadFile( const std::string &filename, aiScene *pScene, IOSystem *pIOHandler ) {
D3MF::D3MFOpcPackage opcPackage(pIOHandler, filename);
std::unique_ptr<CIrrXML_IOStreamReader> xmlStream(new CIrrXML_IOStreamReader(opcPackage.RootStream()));
std::unique_ptr<D3MF::XmlReader> xmlReader(irr::io::createIrrXMLReader(xmlStream.get()));
D3MF::XmlSerializer xmlSerializer(xmlReader.get());
xmlSerializer.ImportXml(pScene);
}
} // Namespace Assimp
#endif // ASSIMP_BUILD_NO_3MF_IMPORTER

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/*
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, 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.
----------------------------------------------------------------------
*/
#ifndef AI_D3MFLOADER_H_INCLUDED
#define AI_D3MFLOADER_H_INCLUDED
#include <assimp/BaseImporter.h>
namespace Assimp {
class D3MFImporter : public BaseImporter {
public:
// BaseImporter interface
D3MFImporter();
~D3MFImporter();
bool CanRead(const std::string &pFile, IOSystem *pIOHandler, bool checkSig) const;
void SetupProperties(const Importer *pImp);
const aiImporterDesc *GetInfo() const;
protected:
void InternReadFile(const std::string &pFile, aiScene *pScene, IOSystem *pIOHandler);
};
} // Namespace Assimp
#endif // AI_D3MFLOADER_H_INCLUDED

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/*
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, 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.
----------------------------------------------------------------------
*/
#ifndef ASSIMP_BUILD_NO_3MF_IMPORTER
#include "D3MFOpcPackage.h"
#include <assimp/Exceptional.h>
#include <assimp/IOStream.hpp>
#include <assimp/IOSystem.hpp>
#include <assimp/DefaultLogger.hpp>
#include <assimp/ai_assert.h>
#include <assimp/ZipArchiveIOSystem.h>
#include <cstdlib>
#include <memory>
#include <vector>
#include <map>
#include <algorithm>
#include <cassert>
#include "3MFXmlTags.h"
namespace Assimp {
namespace D3MF {
// ------------------------------------------------------------------------------------------------
typedef std::shared_ptr<OpcPackageRelationship> OpcPackageRelationshipPtr;
class OpcPackageRelationshipReader {
public:
OpcPackageRelationshipReader(XmlReader* xmlReader) {
while(xmlReader->read()) {
if(xmlReader->getNodeType() == irr::io::EXN_ELEMENT &&
xmlReader->getNodeName() == XmlTag::RELS_RELATIONSHIP_CONTAINER)
{
ParseRootNode(xmlReader);
}
}
}
void ParseRootNode(XmlReader* xmlReader)
{
ParseAttributes(xmlReader);
while(xmlReader->read())
{
if(xmlReader->getNodeType() == irr::io::EXN_ELEMENT &&
xmlReader->getNodeName() == XmlTag::RELS_RELATIONSHIP_NODE)
{
ParseChildNode(xmlReader);
}
}
}
void ParseAttributes(XmlReader*) {
// empty
}
bool validateRels( OpcPackageRelationshipPtr &relPtr ) {
if ( relPtr->id.empty() || relPtr->type.empty() || relPtr->target.empty() ) {
return false;
}
return true;
}
void ParseChildNode(XmlReader* xmlReader) {
OpcPackageRelationshipPtr relPtr(new OpcPackageRelationship());
relPtr->id = xmlReader->getAttributeValueSafe(XmlTag::RELS_ATTRIB_ID.c_str());
relPtr->type = xmlReader->getAttributeValueSafe(XmlTag::RELS_ATTRIB_TYPE.c_str());
relPtr->target = xmlReader->getAttributeValueSafe(XmlTag::RELS_ATTRIB_TARGET.c_str());
if ( validateRels( relPtr ) ) {
m_relationShips.push_back( relPtr );
}
}
std::vector<OpcPackageRelationshipPtr> m_relationShips;
};
// ------------------------------------------------------------------------------------------------
D3MFOpcPackage::D3MFOpcPackage(IOSystem* pIOHandler, const std::string& rFile)
: mRootStream(nullptr)
, mZipArchive() {
mZipArchive.reset( new ZipArchiveIOSystem( pIOHandler, rFile ) );
if(!mZipArchive->isOpen()) {
throw DeadlyImportError("Failed to open file " + rFile+ ".");
}
std::vector<std::string> fileList;
mZipArchive->getFileList(fileList);
for (auto& file: fileList) {
if(file == D3MF::XmlTag::ROOT_RELATIONSHIPS_ARCHIVE) {
//PkgRelationshipReader pkgRelReader(file, archive);
ai_assert(mZipArchive->Exists(file.c_str()));
IOStream *fileStream = mZipArchive->Open(file.c_str());
ai_assert(fileStream != nullptr);
std::string rootFile = ReadPackageRootRelationship(fileStream);
if ( rootFile.size() > 0 && rootFile[ 0 ] == '/' ) {
rootFile = rootFile.substr( 1 );
if ( rootFile[ 0 ] == '/' ) {
// deal with zip-bug
rootFile = rootFile.substr( 1 );
}
}
ASSIMP_LOG_DEBUG(rootFile);
mZipArchive->Close(fileStream);
mRootStream = mZipArchive->Open(rootFile.c_str());
ai_assert( mRootStream != nullptr );
if ( nullptr == mRootStream ) {
throw DeadlyExportError( "Cannot open root-file in archive : " + rootFile );
}
} else if( file == D3MF::XmlTag::CONTENT_TYPES_ARCHIVE) {
ASSIMP_LOG_WARN_F("Ignored file of unsupported type CONTENT_TYPES_ARCHIVES",file);
} else {
ASSIMP_LOG_WARN_F("Ignored file of unknown type: ",file);
}
}
}
D3MFOpcPackage::~D3MFOpcPackage() {
mZipArchive->Close(mRootStream);
}
IOStream* D3MFOpcPackage::RootStream() const {
return mRootStream;
}
static const std::string ModelRef = "3D/3dmodel.model";
bool D3MFOpcPackage::validate() {
if ( nullptr == mRootStream || nullptr == mZipArchive ) {
return false;
}
return mZipArchive->Exists( ModelRef.c_str() );
}
std::string D3MFOpcPackage::ReadPackageRootRelationship(IOStream* stream) {
std::unique_ptr<CIrrXML_IOStreamReader> xmlStream(new CIrrXML_IOStreamReader(stream));
std::unique_ptr<XmlReader> xml(irr::io::createIrrXMLReader(xmlStream.get()));
OpcPackageRelationshipReader reader(xml.get());
auto itr = std::find_if(reader.m_relationShips.begin(), reader.m_relationShips.end(), [](const OpcPackageRelationshipPtr& rel){
return rel->type == XmlTag::PACKAGE_START_PART_RELATIONSHIP_TYPE;
});
if ( itr == reader.m_relationShips.end() ) {
throw DeadlyImportError( "Cannot find " + XmlTag::PACKAGE_START_PART_RELATIONSHIP_TYPE );
}
return (*itr)->target;
}
} // Namespace D3MF
} // Namespace Assimp
#endif //ASSIMP_BUILD_NO_3MF_IMPORTER

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/*
Open Asset Import Library (assimp)
----------------------------------------------------------------------
Copyright (c) 2006-2019, 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.
----------------------------------------------------------------------
*/
#ifndef D3MFOPCPACKAGE_H
#define D3MFOPCPACKAGE_H
#include <memory>
#include <assimp/IOSystem.hpp>
#include <assimp/irrXMLWrapper.h>
namespace Assimp {
class ZipArchiveIOSystem;
namespace D3MF {
using XmlReader = irr::io::IrrXMLReader ;
using XmlReaderPtr = std::shared_ptr<XmlReader> ;
struct OpcPackageRelationship {
std::string id;
std::string type;
std::string target;
};
class D3MFOpcPackage {
public:
D3MFOpcPackage( IOSystem* pIOHandler, const std::string& rFile );
~D3MFOpcPackage();
IOStream* RootStream() const;
bool validate();
protected:
std::string ReadPackageRootRelationship(IOStream* stream);
private:
IOStream* mRootStream;
std::unique_ptr<ZipArchiveIOSystem> mZipArchive;
};
} // Namespace D3MF
} // Namespace Assimp
#endif // D3MFOPCPACKAGE_H