3DPrinting/PrusaSlicer-NonPlainar
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Cut: fix cutting plane when object is anisotropically scaled

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This commit is contained in:
Lukas Matena 2022-09-19 10:56:32 +02:00
parent 582eccd51b
commit 75f3d1bddb
1 changed files with 2 additions and 2 deletions
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4
src/slic3r/GUI/MeshUtils.cpp
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@ -177,7 +177,7 @@ void MeshClipper::recalculate_triangles()
// Now do the cutting
MeshSlicingParams slicing_params;
slicing_params.trafo.rotate(Eigen::Quaternion<double, Eigen::DontAlign>::FromTwoVectors(up, Vec3d::UnitZ()));
slicing_params.trafo.rotate(Eigen::Quaternion<double, Eigen::DontAlign>::FromTwoVectors(up_noscale.cast<double>(), Vec3d::UnitZ()));
ExPolygons expolys = union_ex(slice_mesh(m_mesh->its, height_mesh, slicing_params));
@ -188,7 +188,7 @@ void MeshClipper::recalculate_triangles()
// Triangulate and rotate the cut into world coords:
Eigen::Quaterniond q;
q.setFromTwoVectors(Vec3d::UnitZ(), up);
q.setFromTwoVectors(Vec3d::UnitZ(), up_noscale.cast<double>());
Transform3d tr = Transform3d::Identity();
tr.rotate(q);
tr = m_trafo.get_matrix() * tr;