mirror of
https://github.com/SoftFever/OrcaSlicer.git
synced 2025-07-11 08:47:52 -06:00
Fixed rotation of SLA instances in case a rotation in X or Y was applied
to the instances.
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parent
9bc93134f9
commit
ca6a5af1dc
4 changed files with 47 additions and 34 deletions
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@ -482,30 +482,6 @@ void Selection::translate(const Vec3d& displacement, bool local)
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m_bounding_box_dirty = true;
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}
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static Eigen::Quaterniond rotation_xyz_diff(const Vec3d &rot_xyz_from, const Vec3d &rot_xyz_to)
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{
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return
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// From the current coordinate system to world.
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Eigen::AngleAxisd(rot_xyz_to(2), Vec3d::UnitZ()) * Eigen::AngleAxisd(rot_xyz_to(1), Vec3d::UnitY()) * Eigen::AngleAxisd(rot_xyz_to(0), Vec3d::UnitX()) *
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// From world to the initial coordinate system.
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Eigen::AngleAxisd(-rot_xyz_from(0), Vec3d::UnitX()) * Eigen::AngleAxisd(-rot_xyz_from(1), Vec3d::UnitY()) * Eigen::AngleAxisd(-rot_xyz_from(2), Vec3d::UnitZ());
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}
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// This should only be called if it is known, that the two rotations only differ in rotation around the Z axis.
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static double rotation_diff_z(const Vec3d &rot_xyz_from, const Vec3d &rot_xyz_to)
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{
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Eigen::AngleAxisd angle_axis(rotation_xyz_diff(rot_xyz_from, rot_xyz_to));
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Vec3d axis = angle_axis.axis();
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double angle = angle_axis.angle();
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#ifndef NDEBUG
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if (std::abs(angle) > 1e-8) {
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assert(std::abs(axis.x()) < 1e-8);
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assert(std::abs(axis.y()) < 1e-8);
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}
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#endif /* NDEBUG */
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return (axis.z() < 0) ? -angle : angle;
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}
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// Rotate an object around one of the axes. Only one rotation component is expected to be changing.
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void Selection::rotate(const Vec3d& rotation, TransformationType transformation_type)
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{
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@ -548,7 +524,7 @@ void Selection::rotate(const Vec3d& rotation, TransformationType transformation_
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assert(is_approx(rotation.z(), 0.0));
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const GLVolume &first_volume = *(*m_volumes)[first_volume_idx];
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const Vec3d &rotation = first_volume.get_instance_rotation();
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double z_diff = rotation_diff_z(m_cache.volumes_data[first_volume_idx].get_instance_rotation(), m_cache.volumes_data[i].get_instance_rotation());
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double z_diff = Geometry::rotation_diff_z(m_cache.volumes_data[first_volume_idx].get_instance_rotation(), m_cache.volumes_data[i].get_instance_rotation());
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volume.set_instance_rotation(Vec3d(rotation(0), rotation(1), rotation(2) + z_diff));
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}
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else {
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@ -1538,7 +1514,7 @@ void Selection::render_sidebar_size_hint(Axis axis, double length) const
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#ifndef NDEBUG
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static bool is_rotation_xy_synchronized(const Vec3d &rot_xyz_from, const Vec3d &rot_xyz_to)
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{
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Eigen::AngleAxisd angle_axis(rotation_xyz_diff(rot_xyz_from, rot_xyz_to));
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Eigen::AngleAxisd angle_axis(Geometry::rotation_xyz_diff(rot_xyz_from, rot_xyz_to));
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Vec3d axis = angle_axis.axis();
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double angle = angle_axis.angle();
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if (std::abs(angle) < 1e-8)
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@ -1618,7 +1594,7 @@ void Selection::synchronize_unselected_instances(SyncRotationType sync_rotation_
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break;
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case SYNC_ROTATION_GENERAL:
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// generic rotation -> update instance z with the delta of the rotation.
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double z_diff = rotation_diff_z(m_cache.volumes_data[i].get_instance_rotation(), m_cache.volumes_data[j].get_instance_rotation());
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double z_diff = Geometry::rotation_diff_z(m_cache.volumes_data[i].get_instance_rotation(), m_cache.volumes_data[j].get_instance_rotation());
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v->set_instance_rotation(Vec3d(rotation(0), rotation(1), rotation(2) + z_diff));
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break;
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}
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