lib3mf/Source/Model/Writer/NMR_ModelWriterNode_LevelSet.cpp

/*++

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Abstract:
Writer node for LevelSet resources

--*/
#include "Model/Writer/NMR_ModelWriterNode_LevelSet.h"

#include <sstream>

#include "Common/NMR_Exception.h"
#include "Model/Classes/NMR_ImplicitNodeTypes.h"
#include "Model/Classes/NMR_ModelLevelSetObject.h"
#include "Model/Classes/NMR_ModelMeshObject.h"
#include "lib3mf_types.hpp"

namespace NMR
{
    CModelWriterNode_LevelSet::CModelWriterNode_LevelSet(
        CModel* pModel, 
        CModelLevelSetObject * pLevelSet,
        CXmlWriter* pXMLWriter,
        PProgressMonitor pProgressMonitor)
        : CModelWriterNode_ModelBase(pModel, pXMLWriter, pProgressMonitor), m_pLevelSet(pLevelSet)
    {
    }

    void CModelWriterNode_LevelSet::writeLevelSetResources()
    {
        nfUint32 const nCount = m_pModel->getObjectCount();

        for(nfUint32 nIndex = 0; nIndex < nCount; nIndex++)
        {
            m_pProgressMonitor->IncrementProgress(1);
            CModelLevelSetObject* pLevelSet =
                dynamic_cast<CModelLevelSetObject*>(
                    m_pModel->getObject(nIndex));
            if(!pLevelSet)
            {
                continue;
            }
            writeLevelSetResource(*pLevelSet);
        }
    }

    void CModelWriterNode_LevelSet::writeLevelSetResource(
        CModelLevelSetObject& levelSet)
    {
        writeStartElementWithPrefix(XML_3MF_ELEMENT_BOUNDARY_SHAPE, XML_3MF_NAMESPACEPREFIX_VOLUMETRIC);

        auto function = levelSet.getFunction();
        if(!function)
        {
            throw CNMRException(NMR_ERROR_INVALIDMODELRESOURCE);
        }

        PPackageResourceID functionPackageID = function->getPackageResourceID();

        

        if(!functionPackageID) throw CNMRException(NMR_ERROR_INVALIDMODELRESOURCE);
        writeIntAttribute(XML_3MF_ATTRIBUTE_VOLUMEDATA_FUNCTIONID,
                          functionPackageID->getModelResourceID());


        PModelMeshObject mesh = levelSet.getMesh();
        if(!mesh)
        {
            throw CNMRException(NMR_ERROR_INVALIDMODELRESOURCE);
        }

        PPackageResourceID meshPackageID = mesh->getPackageResourceID();
        if(!meshPackageID)
        {
            throw CNMRException(NMR_ERROR_INVALIDMODELRESOURCE);
        }
        writeIntAttribute(XML_3MF_ATTRIBUTE_BOUNDARY_SHAPE_MESH_ID,
                          meshPackageID->getModelResourceID());

        if(!fnMATRIX3_isIdentity(levelSet.getTransform()))
        {
            writeStringAttribute(XML_3MF_ATTRIBUTE_BOUNDARY_SHAPE_TRANSFORM,
                                 fnMATRIX3_toString(levelSet.getTransform()));
        }

        if(!levelSet.getChannelName().empty())
        {
            writeStringAttribute(XML_3MF_ATTRIBUTE_BOUNDARY_SHAPE_CHANNEL,
                                 levelSet.getChannelName());
        }
        else
        {
            writeStringAttribute(XML_3MF_ATTRIBUTE_VOLUMEDATA_CHANNEL,
                                 XML_3MF_ATTRIBUTE_BOUNDARY_SHAPE_CHANNEL_DEFAULT);
        }

        writeStringAttribute(XML_3MF_ATTRIBUTE_BOUNDARY_SHAPE_MESH_BBOX_ONLY,
                             levelSet.getMeshBBoxOnly() ? "true" : "false");
        if(levelSet.getMinFeatureSize() != 0.0)
        {
            writeFloatAttribute(XML_3MF_ATTRIBUTE_BOUNDARY_SHAPE_MIN_FEATURE_SIZE,
                                float(levelSet.getMinFeatureSize()));
        }

        if(levelSet.getFallBackValue() != 0.0)
        {
            writeFloatAttribute(XML_3MF_ATTRIBUTE_BOUNDARY_SHAPE_FALLBACK_VALUE,
                                float(levelSet.getFallBackValue()));
        }
               	
        auto pVolumeData = levelSet.getVolumeData();
        if (pVolumeData) {
            PPackageResourceID pID = pVolumeData->getPackageResourceID();
            if (pID->getPath() != m_pModel->currentPath())
                throw CNMRException(NMR_ERROR_MODELRESOURCE_IN_DIFFERENT_MODEL);
            writeIntAttribute(XML_3MF_ATTRIBUTE_LEVELSET_VOLUMEDATA, pID->getModelResourceID());
        }
        writeFullEndElement();
    }
    void CModelWriterNode_LevelSet::writeToXML()
    {
        if (m_pLevelSet)
        {
            writeLevelSetResource(*m_pLevelSet);
        }
    }

}  // namespace NMR