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Fixed volumes translation when instance has a transformation containing mirror

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This commit is contained in:
Enrico Turri 2018-12-10 09:46:01 +01:00
parent 8481ca9610
commit b6bac7824f
2 changed files with 20 additions and 1 deletions
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15
src/slic3r/GUI/GLCanvas3D.cpp
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@ -1080,8 +1080,10 @@ GLCanvas3D::Selection::VolumeCache::TransformCache::TransformCache()
: position(Vec3d::Zero())
, rotation(Vec3d::Zero())
, scaling_factor(Vec3d::Ones())
, mirror(Vec3d::Ones())
, rotation_matrix(Transform3d::Identity())
, scale_matrix(Transform3d::Identity())
, mirror_matrix(Transform3d::Identity())
{
}
@ -1089,9 +1091,11 @@ GLCanvas3D::Selection::VolumeCache::TransformCache::TransformCache(const Geometr
: position(transform.get_offset())
, rotation(transform.get_rotation())
, scaling_factor(transform.get_scaling_factor())
, mirror(transform.get_mirror())
{
rotation_matrix = Geometry::assemble_transform(Vec3d::Zero(), rotation);
scale_matrix = Geometry::assemble_transform(Vec3d::Zero(), Vec3d::Zero(), scaling_factor);
mirror_matrix = Geometry::assemble_transform(Vec3d::Zero(), Vec3d::Zero(), Vec3d::Ones(), mirror);
}
GLCanvas3D::Selection::VolumeCache::VolumeCache(const Geometry::Transformation& volume_transform, const Geometry::Transformation& instance_transform)
@ -1481,7 +1485,7 @@ void GLCanvas3D::Selection::translate(const Vec3d& displacement)
#if ENABLE_MODELVOLUME_TRANSFORM
if ((m_mode == Volume) || (*m_volumes)[i]->is_wipe_tower)
{
Vec3d local_displacement = (m_cache.volumes_data[i].get_instance_rotation_matrix() * m_cache.volumes_data[i].get_instance_scale_matrix()).inverse() * displacement;
Vec3d local_displacement = (m_cache.volumes_data[i].get_instance_rotation_matrix() * m_cache.volumes_data[i].get_instance_scale_matrix() * m_cache.volumes_data[i].get_instance_mirror_matrix()).inverse() * displacement;
(*m_volumes)[i]->set_volume_offset(m_cache.volumes_data[i].get_volume_position() + local_displacement);
}
else if (m_mode == Instance)
@ -5338,6 +5342,15 @@ void GLCanvas3D::do_mirror()
}
}
// Fixes sinking/flying instances
for (const std::pair<int, int>& i : done)
{
ModelObject* m = m_model->objects[i.first];
Vec3d shift(0.0, 0.0, -m->get_instance_min_z(i.second));
m_selection.translate(i.first, i.second, shift);
m->translate_instance(i.second, shift);
}
post_event(SimpleEvent(EVT_GLCANVAS_SCHEDULE_BACKGROUND_PROCESS));
}