mirror of
https://github.com/SoftFever/OrcaSlicer.git
synced 2025-10-31 04:31:15 -06:00
85 lines
2.5 KiB
C++
85 lines
2.5 KiB
C++
#include <libslic3r/TriangleMesh.hpp>
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#undef PI
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#include <igl/readOFF.h>
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//#undef IGL_STATIC_LIBRARY
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#include <igl/copyleft/cgal/mesh_boolean.h>
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#include <Eigen/Core>
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#include <iostream>
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#include <admesh/stl.h>
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#include <boost/nowide/cstdio.hpp>
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#include <boost/log/trivial.hpp>
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namespace Slic3r {
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bool its_write_obj(const Eigen::MatrixXd &V, Eigen::MatrixXi &F, const char *file)
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{
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FILE *fp = boost::nowide::fopen(file, "w");
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if (fp == nullptr) {
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BOOST_LOG_TRIVIAL(error) << "stl_write_obj: Couldn't open " << file << " for writing";
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return false;
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}
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for (size_t i = 0; i < V.rows(); ++ i)
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fprintf(fp, "v %lf %lf %lf\n", V(i, 0), V(i, 1), V(i, 2));
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for (size_t i = 0; i < F.rows(); ++ i)
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fprintf(fp, "f %d %d %d\n", F(i, 0) + 1, F(i, 1) + 1, F(i, 2) + 1);
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fclose(fp);
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return true;
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}
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void mesh_boolean_test(const std::string &fname)
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{
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using namespace Eigen;
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using namespace std;
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// igl::readOFF(TUTORIAL_SHARED_PATH "/cheburashka.off",VA,FA);
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// igl::readOFF(TUTORIAL_SHARED_PATH "/decimated-knight.off",VB,FB);
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// Plot the mesh with pseudocolors
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// igl::opengl::glfw::Viewer viewer;
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// Initialize
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// update(viewer);
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//igl::copyleft::cgal::mesh_boolean(VA,FA,VB,FB,boolean_type,VC,FC,J);
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std::cout << fname.c_str() << std::endl;
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TriangleMesh mesh;
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mesh.ReadSTLFile(fname.c_str());
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mesh.repair(true);
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its_write_obj(mesh.its, (fname + "-imported0.obj").c_str());
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Eigen::MatrixXd VA,VB,VC;
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Eigen::VectorXi J,I;
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Eigen::MatrixXi FA,FB,FC;
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igl::MeshBooleanType boolean_type(igl::MESH_BOOLEAN_TYPE_UNION);
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typedef Eigen::Map<const Eigen::Matrix<float, Eigen::Dynamic, Eigen::Dynamic, Eigen::RowMajor | Eigen::DontAlign>> MapMatrixXfUnaligned;
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typedef Eigen::Map<const Eigen::Matrix<int, Eigen::Dynamic, Eigen::Dynamic, Eigen::RowMajor | Eigen::DontAlign>> MapMatrixXiUnaligned;
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Eigen::MatrixXd V = MapMatrixXfUnaligned(mesh.its.vertices.front().data(), mesh.its.vertices.size(), 3).cast<double>();
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Eigen::MatrixXi F = MapMatrixXiUnaligned(mesh.its.indices.front().data(), mesh.its.indices.size(), 3);
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its_write_obj(V, F, (fname + "-imported.obj").c_str());
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// Self-union to clean up
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igl::copyleft::cgal::mesh_boolean(V, F, Eigen::MatrixXd(), Eigen::MatrixXi(), boolean_type, VC, FC);
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its_write_obj(VC, FC, (fname + "-fixed.obj").c_str());
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}
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} // namespace Slic3r
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int main(const int argc, const char * argv[])
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{
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if (argc < 1) return -1;
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Slic3r::mesh_boolean_test(argv[1]);
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return 0;
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}
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