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Implemented scaling of instances through the object manipulation box

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for rotated, but still axis aligned coordinate systems.
This commit is contained in:
bubnikv 2019-05-01 11:33:41 +02:00
parent 5084d544a2
commit f2bb070ab9
1 changed files with 16 additions and 8 deletions
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24
src/slic3r/GUI/GUI_ObjectManipulation.cpp
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@ -420,8 +420,6 @@ void ObjectManipulation::change_rotation_value(int axis, double value)
transformation_type.set_local(); transformation_type.set_local();
} }
//FIXME if anisotropic scaling is required, and is_single_full_instance && m_world_coordinates, apply 90 degrees rotation of the rotation vector.
selection.start_dragging(); selection.start_dragging();
selection.rotate( selection.rotate(
(M_PI / 180.0) * (transformation_type.absolute() ? rotation : rotation - m_cache.rotation), (M_PI / 180.0) * (transformation_type.absolute() ? rotation : rotation - m_cache.rotation),
@ -482,17 +480,27 @@ void ObjectManipulation::do_scale(const Vec3d &scale) const
Selection& selection = wxGetApp().plater()->canvas3D()->get_selection(); Selection& selection = wxGetApp().plater()->canvas3D()->get_selection();
Vec3d scaling_factor = scale; Vec3d scaling_factor = scale;
if (m_uniform_scale || selection.requires_uniform_scale()) TransformationType transformation_type(TransformationType::World_Relative_Joint);
{ if (selection.is_single_full_instance()) {
if (m_world_coordinates) {
// Only a 90 degree rotation is allowed, therefore an axis aligned scaling will
// be still axis aligned after the instance rotation is applied.
const GLVolume* volume = selection.get_volume(*selection.get_volume_idxs().begin());
scaling_factor = (volume->get_instance_transformation().get_matrix(true, false, true, true) * scale).cwiseAbs();
// Absolute scaling shall not change.
assert(std::abs(scale.maxCoeff() - scaling_factor.maxCoeff()) < EPSILON);
assert(std::abs(scale.minCoeff() - scaling_factor.minCoeff()) < EPSILON);
assert(std::abs(scale.squaredNorm() - scaling_factor.squaredNorm()) < EPSILON);
} else
transformation_type.set_local();
}
if (m_uniform_scale || selection.requires_uniform_scale()) {
int max_diff_axis; int max_diff_axis;
(scale - m_cache.scale).cwiseAbs().maxCoeff(&max_diff_axis); (scale - m_cache.scale).cwiseAbs().maxCoeff(&max_diff_axis);
scaling_factor = scale(max_diff_axis) * Vec3d::Ones(); scaling_factor = scale(max_diff_axis) * Vec3d::Ones();
} }
TransformationType transformation_type(TransformationType::World_Relative_Joint);
if (selection.is_single_full_instance() && ! m_world_coordinates)
transformation_type.set_local();
//FIXME if anisotropic scaling is required, and is_single_full_instance && m_world_coordinates, apply 90 degrees rotation of the scaling vector.
selection.start_dragging(); selection.start_dragging();
selection.scale(scaling_factor * 0.01, transformation_type); selection.scale(scaling_factor * 0.01, transformation_type);
wxGetApp().plater()->canvas3D()->do_scale(); wxGetApp().plater()->canvas3D()->do_scale();