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Model's volume transform set as default

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This commit is contained in:
Enrico Turri 2019-01-02 10:49:13 +01:00
parent 4b04e4e552
commit 611d9aa0d8
15 changed files with 6 additions and 792 deletions
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45
src/libslic3r/Format/3mf.cpp
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@ -1336,49 +1336,12 @@ namespace Slic3r {
void _3MF_Importer::_apply_transform(ModelInstance& instance, const Transform3d& transform)
{
#if ENABLE_MODELVOLUME_TRANSFORM
Slic3r::Geometry::Transformation t(transform);
// invalid scale value, return
if (!t.get_scaling_factor().all())
return;
instance.set_transformation(t);
#else
// translation
Vec3d offset = transform.matrix().block(0, 3, 3, 1);
Eigen::Matrix<double, 3, 3, Eigen::DontAlign> m3x3 = transform.matrix().block(0, 0, 3, 3);
// mirror
// it is impossible to reconstruct the original mirroring factors from a matrix,
// we can only detect if the matrix contains a left handed reference system
// in which case we reorient it back to right handed by mirroring the x axis
Vec3d mirror = Vec3d::Ones();
if (m3x3.col(0).dot(m3x3.col(1).cross(m3x3.col(2))) < 0.0)
{
mirror(0) = -1.0;
// remove mirror
m3x3.col(0) *= -1.0;
}
// scale
Vec3d scale(m3x3.col(0).norm(), m3x3.col(1).norm(), m3x3.col(2).norm());
// invalid scale value, return
if ((scale(0) == 0.0) || (scale(1) == 0.0) || (scale(2) == 0.0))
return;
// remove scale
m3x3.col(0).normalize();
m3x3.col(1).normalize();
m3x3.col(2).normalize();
Vec3d rotation = Slic3r::Geometry::extract_euler_angles(m3x3);
instance.set_offset(offset);
instance.set_scaling_factor(scale);
instance.set_rotation(rotation);
instance.set_mirror(mirror);
#endif // ENABLE_MODELVOLUME_TRANSFORM
}
bool _3MF_Importer::_handle_start_config(const char** attributes, unsigned int num_attributes)
@ -1875,23 +1838,15 @@ namespace Slic3r {
vertices_count += stl.stats.shared_vertices;
#if ENABLE_MODELVOLUME_TRANSFORM
const Transform3d& matrix = volume->get_matrix();
#endif // ENABLE_MODELVOLUME_TRANSFORM
for (int i = 0; i < stl.stats.shared_vertices; ++i)
{
stream << " <" << VERTEX_TAG << " ";
#if ENABLE_MODELVOLUME_TRANSFORM
Vec3d v = matrix * stl.v_shared[i].cast<double>();
stream << "x=\"" << v(0) << "\" ";
stream << "y=\"" << v(1) << "\" ";
stream << "z=\"" << v(2) << "\" />\n";
#else
stream << "x=\"" << stl.v_shared[i](0) << "\" ";
stream << "y=\"" << stl.v_shared[i](1) << "\" ";
stream << "z=\"" << stl.v_shared[i](2) << "\" />\n";
#endif // ENABLE_MODELVOLUME_TRANSFORM
}
}