463 lines
17 KiB
C
463 lines
17 KiB
C
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// Copyright (c) 2019 Geometry Factory
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// All rights reserved.
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//
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// This file is part of CGAL (www.cgal.org)
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//
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// $URL: https://github.com/CGAL/cgal/blob/v5.1/Stream_support/include/CGAL/IO/read_3mf.h $
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// $Id: read_3mf.h 8bb22d5 2020-03-26T14:23:37+01:00 Sébastien Loriot
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// SPDX-License-Identifier: LGPL-3.0-or-later OR LicenseRef-Commercial
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//
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// Author(s) : Maxime Gimeno
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#ifndef CGAL_IO_READ_3MF_H
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#define CGAL_IO_READ_3MF_H
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#include <iostream>
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#include <vector>
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#include <string>
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#include <algorithm>
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#include <functional>
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#include <CGAL/IO/Color.h>
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#include <CGAL/Kernel_traits.h>
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#include <Model/COM/NMR_DLLInterfaces.h>
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namespace CGAL{
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namespace transform_nmr_internal{
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NMR::MODELTRANSFORM initMatrix()
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{
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NMR::MODELTRANSFORM mMatrix;
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int i, j;
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for (i = 0; i < 4; i++) {
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for (j = 0; j < 3; j++) {
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mMatrix.m_fFields[j][i] = (i == j) ? 1.0f : 0.0f;
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}
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}
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return mMatrix;
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}
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}//end transform_nmr_internal
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template<typename PointRange,
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typename PolygonRange,
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typename ColorRange>
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bool extract_soups (NMR::PLib3MFModelMeshObject *pMeshObject,
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const NMR::MODELTRANSFORM& transform,
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PointRange& points,
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PolygonRange& triangles,
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ColorRange& colors,
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std::string& name) {
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typedef typename PointRange::value_type Point_3;
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typedef typename PolygonRange::value_type Polygon;
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typedef typename Kernel_traits<Point_3>::Kernel Kernel;
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HRESULT hResult;
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DWORD nNeededChars;
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std::vector<char> pBuffer;
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// Retrieve Mesh Name Length
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hResult = NMR::lib3mf_object_getnameutf8(pMeshObject, NULL, 0, &nNeededChars);
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if (hResult != LIB3MF_OK)
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{
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std::cerr<<"Error during name extraction.";
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return false;
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}
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// Retrieve Mesh Name
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if (nNeededChars > 0) {
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pBuffer.resize(nNeededChars + 1);
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hResult = NMR::lib3mf_object_getnameutf8(pMeshObject, &pBuffer[0], nNeededChars + 1, NULL);
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pBuffer[nNeededChars] = 0;
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name = std::string(&pBuffer[0]);
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}
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else
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name = std::string("Unknown Mesh");
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typename Kernel::Aff_transformation_3 t(
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transform.m_fFields[0][0], transform.m_fFields[0][1], transform.m_fFields[0][2], transform.m_fFields[0][3],
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transform.m_fFields[1][0], transform.m_fFields[1][1], transform.m_fFields[1][2], transform.m_fFields[1][3],
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transform.m_fFields[2][0], transform.m_fFields[2][1], transform.m_fFields[2][2], transform.m_fFields[2][3]
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);
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NMR::PLib3MFPropertyHandler * pPropertyHandler;
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hResult = NMR::lib3mf_meshobject_createpropertyhandler(pMeshObject, &pPropertyHandler);
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if (hResult != LIB3MF_OK) {
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DWORD nErrorMessage;
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LPCSTR pszErrorMessage;
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std::cerr << "could not create property handler: " << std::hex << hResult << std::endl;
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NMR::lib3mf_getlasterror(pMeshObject, &nErrorMessage, &pszErrorMessage);
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std::cerr << "error #" << std::hex << nErrorMessage << ": " << pszErrorMessage << std::endl;
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NMR::lib3mf_release(pMeshObject);
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return false;
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}
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for(DWORD vid = 0; vid < points.size(); ++vid)
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{
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NMR::MODELMESHVERTEX pVertex;
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NMR::lib3mf_meshobject_getvertex(pMeshObject, vid, &pVertex);
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Point_3 p(pVertex.m_fPosition[0],
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pVertex.m_fPosition[1],
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pVertex.m_fPosition[2]);
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points[vid] = t.transform(p);
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}
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for(DWORD pid = 0; pid < triangles.size(); ++pid)
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{
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NMR::MODELMESHTRIANGLE pTriangle;
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NMR::lib3mf_meshobject_gettriangle(pMeshObject, pid, &pTriangle);
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Polygon triangle(3);
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for(DWORD i = 0; i< 3; ++i)
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triangle[i] = pTriangle.m_nIndices[i];
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triangles[pid] = triangle;
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NMR::MODELMESH_TRIANGLECOLOR_SRGB pColor;
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NMR::lib3mf_propertyhandler_getcolor(pPropertyHandler, pid, &pColor);
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NMR::MODELMESHCOLOR_SRGB mColor = pColor.m_Colors[0];
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colors[pid]=CGAL::Color(mColor.m_Red, mColor.m_Green,
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mColor.m_Blue, mColor.m_Alpha);
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}
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return true;
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}
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template<typename PointRanges, typename PolygonRanges, typename ColorRanges,
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typename PointRange, typename PolygonRange, typename ColorRange>
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int read_from_3mf(const std::string& file_name, PointRanges& all_points,
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PolygonRanges& all_polygons, ColorRanges& all_colors,
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std::vector<std::string>& names,
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std::function<bool(NMR::PLib3MFModelMeshObject*,
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const NMR::MODELTRANSFORM&,
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PointRange&,
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PolygonRange&,
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ColorRange&,
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std::string&)> func
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)
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{
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DWORD nInterfaceVersionMajor, nInterfaceVersionMinor, nInterfaceVersionMicro, nbVertices, nbPolygons;
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HRESULT hResult;
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NMR::PLib3MFModel * pModel;
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NMR::PLib3MFModelReader * pReader;
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// Extract Extension of filename
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std::string sReaderName("3mf");
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hResult = NMR::lib3mf_getinterfaceversion(&nInterfaceVersionMajor, &nInterfaceVersionMinor, &nInterfaceVersionMicro);
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if (hResult != LIB3MF_OK) {
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std::cerr << "could not get 3MF Library version: " << std::hex << hResult << std::endl;
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return -1;
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}
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// Create Model Instance
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hResult = NMR::lib3mf_createmodel(&pModel);
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if (hResult != LIB3MF_OK) {
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std::cerr << "could not create model: " << std::hex << hResult << std::endl;
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return -1;
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}
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// Create Model Reader
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hResult = NMR::lib3mf_model_queryreader(pModel, sReaderName.c_str(), &pReader);
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if (hResult != LIB3MF_OK) {
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std::cerr << "could not create model reader: " << std::hex << hResult << std::endl;
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NMR::lib3mf_release(pModel);
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return -1;
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}
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// Import Model from File
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hResult = NMR::lib3mf_reader_readfromfileutf8(pReader, file_name.c_str());
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if (hResult != LIB3MF_OK) {
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std::cerr << "could not parse file: " << std::hex << hResult << std::endl;
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NMR::lib3mf_release(pReader);
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NMR::lib3mf_release(pModel);
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return -1;
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}
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// Release Model Reader
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NMR::lib3mf_release(pReader);
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//Iterate Model
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BOOL pbHasNext;
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NMR::PLib3MFModelResourceIterator * pResourceIterator;
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hResult = NMR::lib3mf_model_getobjects(pModel, &pResourceIterator);
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if (hResult != LIB3MF_OK) {
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std::cerr << "could not get object: " << std::hex << hResult << std::endl;
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NMR::lib3mf_release(pModel);
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return -1;
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}
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hResult = NMR::lib3mf_resourceiterator_movenext(pResourceIterator, &pbHasNext);
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if (hResult != LIB3MF_OK) {
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std::cerr << "could not get next object: " << std::hex << hResult << std::endl;
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NMR::lib3mf_release(pResourceIterator);
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NMR::lib3mf_release(pModel);
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return -1;
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}
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/**************************************************
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**** Iterate Resources To Find Meshes ************
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**************************************************/
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while (pbHasNext) {
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NMR::PLib3MFModelResource * pResource;
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NMR::PLib3MFModelMeshObject * pMeshObject;
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NMR::PLib3MFModelComponentsObject * pComponentsObject;
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NMR::ModelResourceID ResourceID;
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// get current resource
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hResult = NMR::lib3mf_resourceiterator_getcurrent(pResourceIterator, &pResource);
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if (hResult != LIB3MF_OK) {
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std::cerr << "could not get resource: " << std::hex << hResult << std::endl;
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NMR::lib3mf_release(pResourceIterator);
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NMR::lib3mf_release(pModel);
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return -1;
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}
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// get resource ID
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hResult = NMR::lib3mf_resource_getresourceid(pResource, &ResourceID);
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if (hResult != LIB3MF_OK) {
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std::cerr << "could not get resource id: " << std::hex << hResult << std::endl;
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NMR::lib3mf_release(pResource);
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NMR::lib3mf_release(pResourceIterator);
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NMR::lib3mf_release(pModel);
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return -1;
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}
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// Query mesh interface
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BOOL bIsMeshObject;
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hResult = NMR::lib3mf_object_ismeshobject(pResource, &bIsMeshObject);
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if (hResult == LIB3MF_OK)
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{
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if(bIsMeshObject) {
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//skip it. Only get it through the components and buildItems.
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}
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else {
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BOOL bIsComponentsObject;
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hResult = NMR::lib3mf_object_iscomponentsobject(pResource, &bIsComponentsObject);
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if ((hResult == LIB3MF_OK) && (bIsComponentsObject)) {
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pComponentsObject = (NMR::PLib3MFModelComponentsObject*)pResource;
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DWORD nComponentCount;
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hResult = NMR::lib3mf_componentsobject_getcomponentcount(pComponentsObject, &nComponentCount);
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if (hResult != LIB3MF_OK)
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return -1;
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//for each component
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DWORD nIndex;
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for (nIndex = 0; nIndex < nComponentCount; ++nIndex) {
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NMR::PLib3MFModelResource * compResource;
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NMR::PLib3MFModelComponent * pComponent;
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hResult = NMR::lib3mf_componentsobject_getcomponent(pComponentsObject, nIndex, &pComponent);
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if (hResult != LIB3MF_OK) {
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return -1;
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}
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hResult = NMR::lib3mf_component_getobjectresource(pComponent, &compResource);
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if (hResult != LIB3MF_OK) {
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NMR::lib3mf_release(pComponent);
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return -1;
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}
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hResult = NMR::lib3mf_object_ismeshobject(compResource, &bIsMeshObject);
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if (hResult == LIB3MF_OK)
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{
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if(bIsMeshObject) {
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BOOL bHasTransform;
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NMR::MODELTRANSFORM Transform;
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hResult = NMR::lib3mf_component_hastransform(pComponent, &bHasTransform);
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if (hResult != LIB3MF_OK) {
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NMR::lib3mf_release(pComponent);
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return -1;
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}
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if (bHasTransform) {
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// Retrieve Transform
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hResult = NMR::lib3mf_component_gettransform(pComponent, &Transform);
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if (hResult != LIB3MF_OK) {
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NMR::lib3mf_release(pComponent);
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return -1;
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}
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}
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else {
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Transform = transform_nmr_internal::initMatrix();
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}
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pMeshObject = compResource;
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NMR::lib3mf_meshobject_getvertexcount(pMeshObject, &nbVertices);
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NMR::lib3mf_meshobject_gettrianglecount(pMeshObject, &nbPolygons);
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PointRange points (nbVertices);
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PolygonRange triangles(nbPolygons);
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ColorRange colors(nbPolygons);
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std::string name;
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if(func(pMeshObject, Transform, points, triangles, colors, name)){
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all_points.push_back(points);
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all_polygons.push_back(triangles);
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all_colors.push_back(colors);
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names.push_back(name);
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}
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}
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}
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}
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//end component
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}
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}
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}
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// free instances
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NMR::lib3mf_release(pResource);
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hResult = NMR::lib3mf_resourceiterator_movenext(pResourceIterator, &pbHasNext);
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if (hResult != LIB3MF_OK) {
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std::cerr << "could not get next object: " << std::hex << hResult << std::endl;
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return -1;
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}
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}
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/********************************************************
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**** Iterate Build items To Find Transformed Meshes ****
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********************************************************/
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// Iterate through all the Build items
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NMR::PLib3MFModelBuildItemIterator * pBuildItemIterator;
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hResult = NMR::lib3mf_model_getbuilditems(pModel, &pBuildItemIterator);
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if (hResult != LIB3MF_OK) {
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std::cout << "could not get build items: " << std::hex << hResult << std::endl;
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NMR::lib3mf_release(pBuildItemIterator);
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NMR::lib3mf_release(pModel);
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return -1;
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}
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hResult = NMR::lib3mf_builditemiterator_movenext(pBuildItemIterator, &pbHasNext);
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if (hResult != LIB3MF_OK) {
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std::cout << "could not get next build item: " << std::hex << hResult << std::endl;
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NMR::lib3mf_release(pBuildItemIterator);
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NMR::lib3mf_release(pModel);
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return -1;
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}
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while (pbHasNext) {
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NMR::PLib3MFModelMeshObject * pMeshObject;
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NMR::MODELTRANSFORM Transform;
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NMR::PLib3MFModelBuildItem * pBuildItem;
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// Retrieve Build Item
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hResult = NMR::lib3mf_builditemiterator_getcurrent(pBuildItemIterator, &pBuildItem);
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if (hResult != LIB3MF_OK) {
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std::cout << "could not get build item: " << std::hex << hResult << std::endl;
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NMR::lib3mf_release(pBuildItemIterator);
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NMR::lib3mf_release(pModel);
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return -1;
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}
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// Retrieve Resource
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NMR::PLib3MFModelObjectResource * pObjectResource;
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hResult = NMR::lib3mf_builditem_getobjectresource(pBuildItem, &pObjectResource);
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if (hResult != LIB3MF_OK) {
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std::cout << "could not get build item resource: " << std::hex << hResult << std::endl;
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|
NMR::lib3mf_release(pBuildItem);
|
||
|
|
NMR::lib3mf_release(pBuildItemIterator);
|
||
|
|
NMR::lib3mf_release(pModel);
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
BOOL bIsMeshObject;
|
||
|
|
hResult = NMR::lib3mf_object_ismeshobject(pObjectResource, &bIsMeshObject);
|
||
|
|
if (hResult == LIB3MF_OK)
|
||
|
|
{
|
||
|
|
if(bIsMeshObject) {
|
||
|
|
pMeshObject = pObjectResource;
|
||
|
|
NMR::lib3mf_meshobject_getvertexcount(pMeshObject, &nbVertices);
|
||
|
|
NMR::lib3mf_meshobject_gettrianglecount(pMeshObject, &nbPolygons);
|
||
|
|
PointRange points (nbVertices);
|
||
|
|
PolygonRange triangles(nbPolygons);
|
||
|
|
ColorRange colors(nbPolygons);
|
||
|
|
std::string name;
|
||
|
|
|
||
|
|
|
||
|
|
// Check Object Transform
|
||
|
|
BOOL bHasTransform;
|
||
|
|
hResult = NMR::lib3mf_builditem_hasobjecttransform(pBuildItem, &bHasTransform);
|
||
|
|
if (hResult != LIB3MF_OK) {
|
||
|
|
NMR::lib3mf_release(pBuildItem);
|
||
|
|
NMR::lib3mf_release(pBuildItemIterator);
|
||
|
|
NMR::lib3mf_release(pModel);
|
||
|
|
std::cerr << "could not check object transform: " << std::hex << hResult << std::endl;
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (bHasTransform) {
|
||
|
|
// Retrieve Transform
|
||
|
|
hResult = NMR::lib3mf_builditem_getobjecttransform(pBuildItem, &Transform);
|
||
|
|
if (hResult != LIB3MF_OK) {
|
||
|
|
NMR::lib3mf_release(pBuildItem);
|
||
|
|
NMR::lib3mf_release(pBuildItemIterator);
|
||
|
|
NMR::lib3mf_release(pModel);
|
||
|
|
std::cerr << "could not get object transform: " << std::hex << hResult << std::endl;
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
Transform = transform_nmr_internal::initMatrix();
|
||
|
|
}
|
||
|
|
|
||
|
|
if(func(pMeshObject, Transform, points, triangles, colors, name)){
|
||
|
|
all_points.push_back(points);
|
||
|
|
all_polygons.push_back(triangles);
|
||
|
|
all_colors.push_back(colors);
|
||
|
|
names.push_back(name);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
// Release Object Resource ID
|
||
|
|
NMR::lib3mf_release(pObjectResource);
|
||
|
|
// Release Build Item
|
||
|
|
NMR::lib3mf_release(pBuildItem);
|
||
|
|
|
||
|
|
// Move to next Item
|
||
|
|
hResult = NMR::lib3mf_builditemiterator_movenext(pBuildItemIterator, &pbHasNext);
|
||
|
|
if (hResult != LIB3MF_OK) {
|
||
|
|
std::cerr << "could not get next build item: " << std::hex << hResult << std::endl;
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
// Release Build Item Iterator
|
||
|
|
NMR::lib3mf_release(pBuildItemIterator);
|
||
|
|
return all_points.size();
|
||
|
|
}
|
||
|
|
|
||
|
|
/*!
|
||
|
|
* \brief extracts ranges of points and triangles from a 3mf file.
|
||
|
|
* \tparam PointRanges a model of the concepts `RandomAccessContainer` and
|
||
|
|
* `BackInsertionSequence` whose `value type` is
|
||
|
|
* a model of the concepts `RandomAccessContainer` and `BackInsertionSequence`
|
||
|
|
* whose `value type` is the point type.
|
||
|
|
* \tparam PolygonRanges a model of the concept `RandomAccessContainer` whose
|
||
|
|
* `value_type` is a model of the concept `RandomAccessContainer`
|
||
|
|
* whose `value_type` is a model of the concept `RandomAccessContainer` whose
|
||
|
|
* `value_type` is std::size_t.
|
||
|
|
* \tparam ColorRanges a model of the concepts `RandomAccessContainer` and
|
||
|
|
* `BackInsertionSequence` whose `value type` is
|
||
|
|
* a model of the concepts `RandomAccessContainer` and `BackInsertionSequence`
|
||
|
|
* whose `value type` is `CGAL::Color`.
|
||
|
|
* \param file_name the name of the 3mf file to read.
|
||
|
|
* \param all_points a `PointRanges` that will contain the points of the meshes
|
||
|
|
* in `file_name`.
|
||
|
|
* Each of these meshes will add a range of its points.
|
||
|
|
* \param all_polygons a `PolygonRanges` that will contain the triangles of the
|
||
|
|
* meshes in `file_name`.
|
||
|
|
* Each of these meshes will add a range of its triangles. A `triangle` of
|
||
|
|
* `all_polygons[i]` contains the indices of its points in `all_points[i]`.
|
||
|
|
* \param all_colors will contain the color of each triangle for each soup.
|
||
|
|
* \param names will contain the name of each mesh in `file_name` if any.
|
||
|
|
* If the i'th mesh has no name, it will be called "Unknown Mesh" in names.
|
||
|
|
* \return the number of soups read.
|
||
|
|
*
|
||
|
|
* \attention Only versions inferior to 2.0 of lib3mf are supported.
|
||
|
|
*/
|
||
|
|
template<typename PointRanges, typename PolygonRanges, typename ColorRanges>
|
||
|
|
int read_triangle_soups_from_3mf(const std::string& file_name, PointRanges& all_points,
|
||
|
|
PolygonRanges& all_polygons, ColorRanges& all_colors,
|
||
|
|
std::vector<std::string>& names
|
||
|
|
)
|
||
|
|
{
|
||
|
|
typedef typename PointRanges::value_type PointRange;
|
||
|
|
typedef typename PolygonRanges::value_type PolygonRange;
|
||
|
|
typedef typename ColorRanges::value_type ColorRange;
|
||
|
|
return read_from_3mf<PointRanges,PolygonRanges,ColorRanges,
|
||
|
|
PointRange, PolygonRange, ColorRange>
|
||
|
|
(file_name, all_points, all_polygons,
|
||
|
|
all_colors, names, extract_soups<PointRange, PolygonRange, ColorRange>);
|
||
|
|
}
|
||
|
|
|
||
|
|
}//end CGAL
|
||
|
|
|
||
|
|
#endif // CGAL_IO_READ_3MF_H
|
||
|
|
|