424 lines
15 KiB
C++
424 lines
15 KiB
C++
// Include GLGizmoBase.hpp before I18N.hpp as it includes some libigl code, which overrides our localization "L" macro.
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#include "GLGizmoMove.hpp"
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#include "slic3r/GUI/GLCanvas3D.hpp"
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#include "slic3r/GUI/GUI_App.hpp"
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//BBS: GUI refactor
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#include "slic3r/GUI/Plater.hpp"
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#include "slic3r/GUI/OpenGLManager.hpp"
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#include "libslic3r/AppConfig.hpp"
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#include <GL/glew.h>
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#include <wx/utils.h>
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namespace Slic3r {
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namespace GUI {
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#if ENABLE_FIXED_GRABBER
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const double GLGizmoMove3D::Offset = 50.0;
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#else
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const double GLGizmoMove3D::Offset = 10.0;
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#endif
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//BBS: GUI refactor: add obj manipulation
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GLGizmoMove3D::GLGizmoMove3D(GLCanvas3D& parent, const std::string& icon_filename, unsigned int sprite_id, GizmoObjectManipulation* obj_manipulation)
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: GLGizmoBase(parent, icon_filename, sprite_id)
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, m_displacement(Vec3d::Zero())
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, m_snap_step(1.0)
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, m_starting_drag_position(Vec3d::Zero())
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, m_starting_box_center(Vec3d::Zero())
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, m_starting_box_bottom_center(Vec3d::Zero())
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//BBS: GUI refactor: add obj manipulation
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, m_object_manipulation(obj_manipulation)
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{
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m_vbo_cone.init_from(its_make_cone(1., 1., 2*PI/36));
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try {
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float value = std::stof(wxGetApp().app_config->get("grabber_size_factor"));
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GLGizmoBase::Grabber::GrabberSizeFactor = value;
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} catch (const std::invalid_argument &e) {
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BOOST_LOG_TRIVIAL(trace) << __FUNCTION__ << e.what();
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GLGizmoBase::Grabber::GrabberSizeFactor = 1.0f;
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}
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}
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std::string GLGizmoMove3D::get_tooltip() const
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{
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const Selection& selection = m_parent.get_selection();
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bool show_position = selection.is_single_full_instance();
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const Vec3d& position = selection.get_bounding_box().center();
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if (m_hover_id == 0 || m_grabbers[0].dragging)
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return "X: " + format(show_position ? position(0) : m_displacement(0), 2);
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else if (m_hover_id == 1 || m_grabbers[1].dragging)
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return "Y: " + format(show_position ? position(1) : m_displacement(1), 2);
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else if (m_hover_id == 2 || m_grabbers[2].dragging)
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return "Z: " + format(show_position ? position(2) : m_displacement(2), 2);
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else
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return "";
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}
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void GLGizmoMove3D::data_changed(bool is_serializing)
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{
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change_cs_by_selection();
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}
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BoundingBoxf3 GLGizmoMove3D::get_bounding_box() const
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{
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BoundingBoxf3 t_aabb;
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Selection& selection = m_parent.get_selection();
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// m_cone aabb
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if (m_cone.is_initialized()) {
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const auto& t_cone_aabb = m_cone.get_bounding_box();
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const auto& [box, box_trafo] = selection.get_bounding_box_in_current_reference_system();
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Transform3d model_matrix = box_trafo;
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double size = get_grabber_size() * 0.75;//0.75 for arrow show
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for (unsigned int i = 0; i < 3; ++i) {
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if (m_grabbers[i].enabled) {
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auto i_model_matrix = model_matrix * Geometry::assemble_transform(m_grabbers[i].center);
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if (i == X)
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i_model_matrix = i_model_matrix * Geometry::assemble_transform(Vec3d::Zero(), 0.5 * PI * Vec3d::UnitY());
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else if (i == Y)
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i_model_matrix = i_model_matrix * Geometry::assemble_transform(Vec3d::Zero(), -0.5 * PI * Vec3d::UnitX());
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i_model_matrix = i_model_matrix * Geometry::assemble_transform(Vec3d::Zero(), Vec3d::Zero(), Vec3d(0.75 * size, 0.75 * size, 2.0 * size));
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auto i_aabb = t_cone_aabb.transformed(i_model_matrix);
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i_aabb.defined = true;
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t_aabb.merge(i_aabb);
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t_aabb.defined = true;
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}
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}
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}
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// end m_cone aabb
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// m_cross_mark aabb
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if (m_object_manipulation->is_instance_coordinates()) {
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Geometry::Transformation cur_tran;
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if (auto mi = m_parent.get_selection().get_selected_single_intance()) {
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cur_tran = mi->get_transformation();
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}
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else {
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cur_tran = selection.get_first_volume()->get_instance_transformation();
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}
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auto t_cross_mask_aabb = get_cross_mask_aabb(cur_tran.get_matrix(), Vec3f::Zero(), true);
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t_cross_mask_aabb.defined = true;
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t_aabb.merge(t_cross_mask_aabb);
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t_aabb.defined = true;
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}
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// end m_cross_mark aabb
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return t_aabb;
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}
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bool GLGizmoMove3D::on_init()
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{
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for (int i = 0; i < 3; ++i) {
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m_grabbers.push_back(Grabber());
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}
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m_shortcut_key = WXK_CONTROL_M;
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return true;
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}
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std::string GLGizmoMove3D::on_get_name() const
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{
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if (!on_is_activable() && m_state == EState::Off) {
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return _u8L("Move") + ":\n" + _u8L("Please select at least one object.");
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} else {
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return _u8L("Move");
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}
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}
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bool GLGizmoMove3D::on_is_activable() const
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{
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const Selection &selection = m_parent.get_selection();
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return !selection.is_any_cut_volume() && !selection.is_any_connector() && !selection.is_empty();
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}
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void GLGizmoMove3D::on_set_state() {
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if (get_state() == On) {
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m_last_selected_obejct_idx = -1;
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m_last_selected_volume_idx = -1;
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change_cs_by_selection();
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}
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GLGizmoBase::on_set_state();
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}
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void GLGizmoMove3D::on_start_dragging()
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{
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if (m_hover_id != -1) {
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m_displacement = Vec3d::Zero();
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const BoundingBoxf3& box = m_parent.get_selection().get_bounding_box();
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m_starting_drag_position = m_orient_matrix *m_grabbers[m_hover_id].center;
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m_starting_box_center = box.center();
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m_starting_box_bottom_center = box.center();
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m_starting_box_bottom_center(2) = box.min(2);
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}
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}
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void GLGizmoMove3D::on_stop_dragging()
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{
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m_displacement = Vec3d::Zero();
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}
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void GLGizmoMove3D::on_update(const UpdateData& data)
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{
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if (m_hover_id == 0)
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m_displacement.x() = calc_projection(data);
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else if (m_hover_id == 1)
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m_displacement.y() = calc_projection(data);
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else if (m_hover_id == 2)
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m_displacement.z() = calc_projection(data);
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}
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void GLGizmoMove3D::on_render()
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{
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Selection& selection = m_parent.get_selection();
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glsafe(::glClear(GL_DEPTH_BUFFER_BIT));
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glsafe(::glEnable(GL_DEPTH_TEST));
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const auto &[box, box_trafo] = selection.get_bounding_box_in_current_reference_system();
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m_bounding_box = box;
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m_center = box_trafo.translation();
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if (m_object_manipulation) {
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m_object_manipulation->cs_center = box_trafo.translation();
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}
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m_orient_matrix = box_trafo;
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const auto& p_ogl_manager = wxGetApp().get_opengl_manager();
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if (!p_ogl_manager) {
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return;
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}
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float space_size = 20.f * INV_ZOOM * GLGizmoBase::Grabber::GrabberSizeFactor;
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modify_radius(space_size);
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#if ENABLE_FIXED_GRABBER
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// x axis
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m_grabbers[0].center = {space_size, 0, 0};
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// y axis
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m_grabbers[1].center = {0, space_size,0};
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// z axis
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m_grabbers[2].center = {0,0, space_size};
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if (!p_ogl_manager->is_gizmo_keep_screen_size_enabled()) {
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m_grabbers[0].center.x() += m_bounding_box.max.x();
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m_grabbers[1].center.y() += m_bounding_box.max.y();
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m_grabbers[2].center.z() += m_bounding_box.max.z();
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}
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for (int i = 0; i < 3; ++i) {
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m_grabbers[i].color = AXES_COLOR[i];
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m_grabbers[i].hover_color = AXES_HOVER_COLOR[i];
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}
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#else
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// x axis
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m_grabbers[0].center = { box.max.x() + Offset, center.y(), center.z() };
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m_grabbers[0].color = AXES_COLOR[0];
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// y axis
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m_grabbers[1].center = { center.x(), box.max.y() + Offset, center.z() };
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m_grabbers[1].color = AXES_COLOR[1];
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// z axis
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m_grabbers[2].center = { center.x(), center.y(), box.max.z() + Offset };
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m_grabbers[2].color = AXES_COLOR[2];
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#endif
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p_ogl_manager->set_line_width((m_hover_id != -1) ? 2.0f : 1.5f);
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const auto& gl_info = p_ogl_manager->get_gl_info();
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const auto formated_gl_version = gl_info.get_formated_gl_version();
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// draw grabbers
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for (unsigned int i = 0; i < 3; ++i) {
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if (m_grabbers[i].enabled) render_grabber_extension((Axis) i, box, false);
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}
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// draw axes line
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// draw axes
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auto render_grabber_connection = [this, &formated_gl_version](unsigned int id) {
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if (m_grabbers[id].enabled) {
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m_grabber_connections[id].old_center = m_center;
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m_grabber_connections[id].model.reset();
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GLModel::Geometry init_data;
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init_data.format = { GLModel::PrimitiveType::Lines, GLModel::Geometry::EVertexLayout::P3 };
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init_data.color = AXES_COLOR[id];
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init_data.reserve_vertices(2);
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init_data.reserve_indices(2);
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// vertices
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init_data.add_vertex((Vec3f)origin.cast<float>());
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init_data.add_vertex((Vec3f)m_grabbers[id].center.cast<float>());
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// indices
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init_data.add_line(0, 1);
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m_grabber_connections[id].model.init_from(std::move(init_data));
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//}
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#ifdef __APPLE__
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if (formated_gl_version < 30)
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#endif
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{
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glLineStipple(1, 0x0FFF);
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glEnable(GL_LINE_STIPPLE);
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}
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m_grabber_connections[id].model.render_geometry();
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#ifdef __APPLE__
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if (formated_gl_version < 30)
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#endif
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{
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glDisable(GL_LINE_STIPPLE);
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}
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}
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};
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const auto& shader = wxGetApp().get_shader("flat");
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if (shader) {
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wxGetApp().bind_shader(shader);
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const Camera& camera = wxGetApp().plater()->get_camera();
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shader->set_uniform("view_model_matrix", camera.get_view_matrix() * m_orient_matrix);
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shader->set_uniform("projection_matrix", camera.get_projection_matrix());
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for (unsigned int i = 0; i < 3; ++i) {
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render_grabber_connection(i);
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}
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wxGetApp().unbind_shader();
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}
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if (m_object_manipulation->is_instance_coordinates()) {
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Geometry::Transformation cur_tran;
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if (auto mi = m_parent.get_selection().get_selected_single_intance()) {
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cur_tran = mi->get_transformation();
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}
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else {
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cur_tran = selection.get_first_volume()->get_instance_transformation();
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}
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render_cross_mark(cur_tran.get_matrix(), Vec3f::Zero(), true);
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}
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}
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void GLGizmoMove3D::on_render_for_picking()
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{
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glsafe(::glDisable(GL_DEPTH_TEST));
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//BBS donot render base grabber for picking
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//render_grabbers_for_picking(box);
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//get picking colors only
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for (unsigned int i = 0; i < (unsigned int) m_grabbers.size(); ++i) {
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if (m_grabbers[i].enabled) {
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std::array<float, 4> color = picking_color_component(i);
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m_grabbers[i].color = color;
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}
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}
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render_grabber_extension(X, m_bounding_box, true);
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render_grabber_extension(Y, m_bounding_box, true);
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render_grabber_extension(Z, m_bounding_box, true);
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}
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//BBS: add input window for move
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void GLGizmoMove3D::on_render_input_window(float x, float y, float bottom_limit)
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{
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if (m_object_manipulation)
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m_object_manipulation->do_render_move_window(m_imgui, "Move", x, y, bottom_limit);
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}
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double GLGizmoMove3D::calc_projection(const UpdateData& data) const
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{
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double projection = 0.0;
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Vec3d starting_vec = m_starting_drag_position - m_starting_box_center;
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double len_starting_vec = starting_vec.norm();
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if (len_starting_vec != 0.0) {
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Vec3d mouse_dir = data.mouse_ray.unit_vector();
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// finds the intersection of the mouse ray with the plane parallel to the camera viewport and passing throught the starting position
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// use ray-plane intersection see i.e. https://en.wikipedia.org/wiki/Line%E2%80%93plane_intersection algebric form
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// in our case plane normal and ray direction are the same (orthogonal view)
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// when moving to perspective camera the negative z unit axis of the camera needs to be transformed in world space and used as plane normal
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Vec3d inters = data.mouse_ray.a + (m_starting_drag_position - data.mouse_ray.a).dot(mouse_dir) / mouse_dir.squaredNorm() * mouse_dir;
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// vector from the starting position to the found intersection
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Vec3d inters_vec = inters - m_starting_drag_position;
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projection = inters_vec.norm();
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const double sign = inters_vec.dot(starting_vec) > 1e-6f ? 1.0f : -1.0f;
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projection = projection * sign;
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}
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if (wxGetKeyState(WXK_SHIFT))
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projection = m_snap_step * (double)std::round(projection / m_snap_step);
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return projection;
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}
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void GLGizmoMove3D::render_grabber_extension(Axis axis, const BoundingBoxf3& box, bool picking) const
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{
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double size = get_grabber_size() * 0.75;//0.75 for arrow show
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std::array<float, 4> color = m_grabbers[axis].color;
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if (!picking && m_hover_id != -1) {
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if (m_hover_id == axis) {
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color = m_grabbers[axis].hover_color;
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}
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}
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const auto& shader = wxGetApp().get_shader(picking ? "flat" : "gouraud_light");
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if (shader == nullptr)
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return;
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wxGetApp().bind_shader(shader);
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const_cast<GLModel*>(&m_vbo_cone)->set_color(-1, color);
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const Camera& camera = picking ? wxGetApp().plater()->get_picking_camera() : wxGetApp().plater()->get_camera();
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Transform3d view_model_matrix = camera.get_view_matrix() * m_orient_matrix * Geometry::assemble_transform(m_grabbers[axis].center);
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if (axis == X)
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view_model_matrix = view_model_matrix * Geometry::assemble_transform(Vec3d::Zero(), 0.5 * PI * Vec3d::UnitY());
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else if (axis == Y)
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view_model_matrix = view_model_matrix * Geometry::assemble_transform(Vec3d::Zero(), -0.5 * PI * Vec3d::UnitX());
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view_model_matrix = view_model_matrix * Geometry::assemble_transform(Vec3d::Zero(), Vec3d::Zero(), Vec3d(0.75 * size, 0.75 * size, 2.0 * size));
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shader->set_uniform("view_model_matrix", view_model_matrix);
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shader->set_uniform("projection_matrix", camera.get_projection_matrix());
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if (!picking) {
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shader->set_uniform("emission_factor", 0.1f);
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shader->set_uniform("normal_matrix", (Matrix3d)view_model_matrix.matrix().block(0, 0, 3, 3).inverse().transpose());
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}
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m_vbo_cone.render_geometry();
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wxGetApp().unbind_shader();
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}
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void GLGizmoMove3D::change_cs_by_selection() {
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int obejct_idx, volume_idx;
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ModelVolume *model_volume = m_parent.get_selection().get_selected_single_volume(obejct_idx, volume_idx);
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if (m_last_selected_obejct_idx == obejct_idx && m_last_selected_volume_idx == volume_idx) {
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return;
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}
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m_last_selected_obejct_idx = obejct_idx;
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m_last_selected_volume_idx = volume_idx;
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if (m_parent.get_selection().is_multiple_full_object()) {
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m_object_manipulation->set_use_object_cs(false);
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}
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else if (model_volume) {
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m_object_manipulation->set_use_object_cs(true);
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} else {
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m_object_manipulation->set_use_object_cs(false);
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}
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if (m_object_manipulation->get_use_object_cs()) {
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m_object_manipulation->set_coordinates_type(ECoordinatesType::Instance);
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} else {
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m_object_manipulation->set_coordinates_type(ECoordinatesType::World);
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}
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}
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} // namespace GUI
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} // namespace Slic3r
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