7bb38840e1
Previously, the Cursor (Sphere or Circle) was repeatedly applied between two mouse positions, creating brushstrokes with ripples on the edges between those mouse positions. Now, a single capsule (3D or 2D) is applied between those mouse positions, which creates brushstrokes without these ripples.
973 lines
44 KiB
C++
973 lines
44 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 "GLGizmoPainterBase.hpp"
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#include "slic3r/GUI/GLCanvas3D.hpp"
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#include "slic3r/GUI/Gizmos/GLGizmosCommon.hpp"
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#include <GL/glew.h>
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#include "slic3r/GUI/GUI_App.hpp"
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#include "slic3r/GUI/Camera.hpp"
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#include "slic3r/GUI/Plater.hpp"
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#include "slic3r/Utils/UndoRedo.hpp"
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#include "libslic3r/Model.hpp"
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#include "libslic3r/PresetBundle.hpp"
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#include "libslic3r/TriangleMesh.hpp"
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#include <memory>
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#include <optional>
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namespace Slic3r::GUI {
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GLGizmoPainterBase::GLGizmoPainterBase(GLCanvas3D& parent, const std::string& icon_filename, unsigned int sprite_id)
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: GLGizmoBase(parent, icon_filename, sprite_id)
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{
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// Make sphere and save it into a vertex buffer.
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m_vbo_sphere.load_its_flat_shading(its_make_sphere(1., (2*M_PI)/24.));
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m_vbo_sphere.finalize_geometry(true);
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}
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void GLGizmoPainterBase::set_painter_gizmo_data(const Selection& selection)
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{
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if (m_state != On)
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return;
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const ModelObject* mo = m_c->selection_info() ? m_c->selection_info()->model_object() : nullptr;
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if (mo && selection.is_from_single_instance()
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&& (m_schedule_update || mo->id() != m_old_mo_id || mo->volumes.size() != m_old_volumes_size))
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{
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update_from_model_object();
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m_old_mo_id = mo->id();
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m_old_volumes_size = mo->volumes.size();
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m_schedule_update = false;
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}
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}
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GLGizmoPainterBase::ClippingPlaneDataWrapper GLGizmoPainterBase::get_clipping_plane_data() const
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{
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ClippingPlaneDataWrapper clp_data_out{{0.f, 0.f, 1.f, FLT_MAX}, {-FLT_MAX, FLT_MAX}};
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// Take care of the clipping plane. The normal of the clipping plane is
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// saved with opposite sign than we need to pass to OpenGL (FIXME)
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if (bool clipping_plane_active = m_c->object_clipper()->get_position() != 0.; clipping_plane_active) {
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const ClippingPlane *clp = m_c->object_clipper()->get_clipping_plane();
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for (size_t i = 0; i < 3; ++i)
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clp_data_out.clp_dataf[i] = -1.f * float(clp->get_data()[i]);
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clp_data_out.clp_dataf[3] = float(clp->get_data()[3]);
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}
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// z_range is calculated in the same way as in GLCanvas3D::_render_objects(GLVolumeCollection::ERenderType type)
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if (m_c->get_canvas()->get_use_clipping_planes()) {
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const std::array<ClippingPlane, 2> &clps = m_c->get_canvas()->get_clipping_planes();
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clp_data_out.z_range = {float(-clps[0].get_data()[3]), float(clps[1].get_data()[3])};
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}
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return clp_data_out;
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}
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void GLGizmoPainterBase::render_triangles(const Selection& selection) const
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{
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auto* shader = wxGetApp().get_shader("gouraud");
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if (! shader)
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return;
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shader->start_using();
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shader->set_uniform("slope.actived", false);
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shader->set_uniform("print_volume.type", 0);
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shader->set_uniform("clipping_plane", this->get_clipping_plane_data().clp_dataf);
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ScopeGuard guard([shader]() { if (shader) shader->stop_using(); });
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const ModelObject *mo = m_c->selection_info()->model_object();
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int mesh_id = -1;
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for (const ModelVolume* mv : mo->volumes) {
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if (! mv->is_model_part())
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continue;
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++mesh_id;
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const Transform3d trafo_matrix =
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mo->instances[selection.get_instance_idx()]->get_transformation().get_matrix() *
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mv->get_matrix();
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bool is_left_handed = trafo_matrix.matrix().determinant() < 0.;
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if (is_left_handed)
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glsafe(::glFrontFace(GL_CW));
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glsafe(::glPushMatrix());
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glsafe(::glMultMatrixd(trafo_matrix.data()));
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// For printers with multiple extruders, it is necessary to pass trafo_matrix
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// to the shader input variable print_box.volume_world_matrix before
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// rendering the painted triangles. When this matrix is not set, the
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// wrong transformation matrix is used for "Clipping of view".
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shader->set_uniform("volume_world_matrix", trafo_matrix);
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m_triangle_selectors[mesh_id]->render(m_imgui);
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glsafe(::glPopMatrix());
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if (is_left_handed)
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glsafe(::glFrontFace(GL_CCW));
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}
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}
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void GLGizmoPainterBase::render_cursor() const
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{
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// First check that the mouse pointer is on an object.
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const ModelObject* mo = m_c->selection_info()->model_object();
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const Selection& selection = m_parent.get_selection();
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const ModelInstance* mi = mo->instances[selection.get_instance_idx()];
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const Camera& camera = wxGetApp().plater()->get_camera();
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// Precalculate transformations of individual meshes.
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std::vector<Transform3d> trafo_matrices;
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for (const ModelVolume* mv : mo->volumes) {
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if (mv->is_model_part())
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trafo_matrices.emplace_back(mi->get_transformation().get_matrix() * mv->get_matrix());
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}
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// Raycast and return if there's no hit.
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update_raycast_cache(m_parent.get_local_mouse_position(), camera, trafo_matrices);
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if (m_rr.mesh_id == -1)
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return;
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if (m_tool_type == ToolType::BRUSH) {
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if (m_cursor_type == TriangleSelector::SPHERE)
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render_cursor_sphere(trafo_matrices[m_rr.mesh_id]);
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else if (m_cursor_type == TriangleSelector::CIRCLE)
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render_cursor_circle();
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}
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}
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void GLGizmoPainterBase::render_cursor_circle() const
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{
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const Camera &camera = wxGetApp().plater()->get_camera();
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auto zoom = (float) camera.get_zoom();
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float inv_zoom = (zoom != 0.0f) ? 1.0f / zoom : 0.0f;
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Size cnv_size = m_parent.get_canvas_size();
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float cnv_half_width = 0.5f * (float) cnv_size.get_width();
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float cnv_half_height = 0.5f * (float) cnv_size.get_height();
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if ((cnv_half_width == 0.0f) || (cnv_half_height == 0.0f))
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return;
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Vec2d mouse_pos(m_parent.get_local_mouse_position()(0), m_parent.get_local_mouse_position()(1));
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Vec2d center(mouse_pos(0) - cnv_half_width, cnv_half_height - mouse_pos(1));
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center = center * inv_zoom;
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glsafe(::glLineWidth(1.5f));
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static const std::array<float, 3> color = {0.f, 1.f, 0.3f};
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glsafe(::glColor3fv(color.data()));
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glsafe(::glDisable(GL_DEPTH_TEST));
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glsafe(::glPushMatrix());
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glsafe(::glLoadIdentity());
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// ensure that the circle is renderered inside the frustrum
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glsafe(::glTranslated(0.0, 0.0, -(camera.get_near_z() + 0.5)));
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// ensure that the overlay fits the frustrum near z plane
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double gui_scale = camera.get_gui_scale();
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glsafe(::glScaled(gui_scale, gui_scale, 1.0));
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glsafe(::glPushAttrib(GL_ENABLE_BIT));
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glsafe(::glLineStipple(4, 0xAAAA));
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glsafe(::glEnable(GL_LINE_STIPPLE));
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::glBegin(GL_LINE_LOOP);
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for (double angle=0; angle<2*M_PI; angle+=M_PI/20.)
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::glVertex2f(GLfloat(center.x()+m_cursor_radius*cos(angle)), GLfloat(center.y()+m_cursor_radius*sin(angle)));
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glsafe(::glEnd());
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glsafe(::glPopAttrib());
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glsafe(::glPopMatrix());
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glsafe(::glEnable(GL_DEPTH_TEST));
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}
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void GLGizmoPainterBase::render_cursor_sphere(const Transform3d& trafo) const
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{
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const Transform3d complete_scaling_matrix_inverse = Geometry::Transformation(trafo).get_matrix(true, true, false, true).inverse();
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const bool is_left_handed = Geometry::Transformation(trafo).is_left_handed();
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glsafe(::glPushMatrix());
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glsafe(::glMultMatrixd(trafo.data()));
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// Inverse matrix of the instance scaling is applied so that the mark does not scale with the object.
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glsafe(::glTranslatef(m_rr.hit(0), m_rr.hit(1), m_rr.hit(2)));
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glsafe(::glMultMatrixd(complete_scaling_matrix_inverse.data()));
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glsafe(::glScaled(m_cursor_radius, m_cursor_radius, m_cursor_radius));
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if (is_left_handed)
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glFrontFace(GL_CW);
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std::array<float, 4> render_color = {0.f, 0.f, 0.f, 0.25f};
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if (m_button_down == Button::Left)
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render_color = this->get_cursor_sphere_left_button_color();
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else if (m_button_down == Button::Right)
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render_color = this->get_cursor_sphere_right_button_color();
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glsafe(::glColor4fv(render_color.data()));
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m_vbo_sphere.render();
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if (is_left_handed)
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glFrontFace(GL_CCW);
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glsafe(::glPopMatrix());
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}
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bool GLGizmoPainterBase::is_mesh_point_clipped(const Vec3d& point, const Transform3d& trafo) const
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{
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if (m_c->object_clipper()->get_position() == 0.)
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return false;
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auto sel_info = m_c->selection_info();
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Vec3d transformed_point = trafo * point;
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transformed_point(2) += sel_info->get_sla_shift();
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return m_c->object_clipper()->get_clipping_plane()->is_point_clipped(transformed_point);
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}
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// Interpolate points between the previous and current mouse positions, which are then projected onto the object.
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// Returned projected mouse positions are grouped by mesh_idx. It may contain multiple std::vector<GLGizmoPainterBase::ProjectedMousePosition>
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// with the same mesh_idx, but all items in std::vector<GLGizmoPainterBase::ProjectedMousePosition> always have the same mesh_idx.
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std::vector<std::vector<GLGizmoPainterBase::ProjectedMousePosition>> GLGizmoPainterBase::get_projected_mouse_positions(const Vec2d &mouse_position, const double resolution, const std::vector<Transform3d> &trafo_matrices) const
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{
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// List of mouse positions that will be used as seeds for painting.
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std::vector<Vec2d> mouse_positions{mouse_position};
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if (m_last_mouse_click != Vec2d::Zero()) {
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// In case current mouse position is far from the last one,
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// add several positions from between into the list, so there
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// are no gaps in the painted region.
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if (size_t patches_in_between = size_t((mouse_position - m_last_mouse_click).norm() / resolution); patches_in_between > 0) {
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const Vec2d diff = (m_last_mouse_click - mouse_position) / (patches_in_between + 1);
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for (size_t patch_idx = 1; patch_idx <= patches_in_between; ++patch_idx)
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mouse_positions.emplace_back(mouse_position + patch_idx * diff);
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mouse_positions.emplace_back(m_last_mouse_click);
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}
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}
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const Camera &camera = wxGetApp().plater()->get_camera();
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std::vector<ProjectedMousePosition> mesh_hit_points;
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mesh_hit_points.reserve(mouse_position.size());
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// In mesh_hit_points only the last item could have mesh_id == -1, any other items mustn't.
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for (const Vec2d &mp : mouse_positions) {
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update_raycast_cache(mp, camera, trafo_matrices);
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mesh_hit_points.push_back({m_rr.hit, m_rr.mesh_id, m_rr.facet});
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if (m_rr.mesh_id == -1)
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break;
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}
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// Divide mesh_hit_points into groups with the same mesh_idx. It may contain multiple groups with the same mesh_idx.
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std::vector<std::vector<ProjectedMousePosition>> mesh_hit_points_by_mesh;
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for (size_t prev_mesh_hit_point = 0, curr_mesh_hit_point = 0; curr_mesh_hit_point < mesh_hit_points.size(); ++curr_mesh_hit_point) {
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size_t next_mesh_hit_point = curr_mesh_hit_point + 1;
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if (next_mesh_hit_point >= mesh_hit_points.size() || mesh_hit_points[curr_mesh_hit_point].mesh_idx != mesh_hit_points[next_mesh_hit_point].mesh_idx) {
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mesh_hit_points_by_mesh.emplace_back();
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mesh_hit_points_by_mesh.back().insert(mesh_hit_points_by_mesh.back().end(), mesh_hit_points.begin() + int(prev_mesh_hit_point), mesh_hit_points.begin() + int(next_mesh_hit_point));
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prev_mesh_hit_point = next_mesh_hit_point;
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}
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}
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auto on_same_facet = [](std::vector<ProjectedMousePosition> &hit_points) -> bool {
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for (const ProjectedMousePosition &mesh_hit_point : hit_points)
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if (mesh_hit_point.facet_idx != hit_points.front().facet_idx)
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return false;
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return true;
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};
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struct Plane
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{
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Vec3d origin;
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Vec3d first_axis;
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Vec3d second_axis;
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};
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auto find_plane = [](std::vector<ProjectedMousePosition> &hit_points) -> std::optional<Plane> {
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assert(hit_points.size() >= 3);
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for (size_t third_idx = 2; third_idx < hit_points.size(); ++third_idx) {
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const Vec3d &first_point = hit_points[third_idx - 2].mesh_hit.cast<double>();
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const Vec3d &second_point = hit_points[third_idx - 1].mesh_hit.cast<double>();
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const Vec3d &third_point = hit_points[third_idx].mesh_hit.cast<double>();
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const Vec3d first_vec = first_point - second_point;
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const Vec3d second_vec = third_point - second_point;
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// If three points aren't collinear, then there exists only one plane going through all points.
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if (first_vec.cross(second_vec).squaredNorm() > sqr(EPSILON)) {
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const Vec3d first_axis_vec_n = first_vec.normalized();
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// Make second_vec perpendicular to first_axis_vec_n using Gram–Schmidt orthogonalization process
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const Vec3d second_axis_vec_n = (second_vec - (first_vec.dot(second_vec) / first_vec.dot(first_vec)) * first_vec).normalized();
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return Plane{second_point, first_axis_vec_n, second_axis_vec_n};
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}
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}
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return std::nullopt;
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};
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for(std::vector<ProjectedMousePosition> &hit_points : mesh_hit_points_by_mesh) {
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assert(!hit_points.empty());
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if (hit_points.back().mesh_idx == -1)
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break;
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if (hit_points.size() <= 2)
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continue;
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if (on_same_facet(hit_points)) {
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hit_points = {hit_points.front(), hit_points.back()};
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} else if (std::optional<Plane> plane = find_plane(hit_points); plane) {
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Polyline polyline;
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polyline.points.reserve(hit_points.size());
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// Project hit_points into its plane to simplified them in the next step.
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for (auto &hit_point : hit_points) {
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const Vec3d &point = hit_point.mesh_hit.cast<double>();
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const double x_cord = plane->first_axis.dot(point - plane->origin);
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const double y_cord = plane->second_axis.dot(point - plane->origin);
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polyline.points.emplace_back(scale_(x_cord), scale_(y_cord));
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}
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polyline.simplify(scale_(m_cursor_radius) / 10.);
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const int mesh_idx = hit_points.front().mesh_idx;
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std::vector<ProjectedMousePosition> new_hit_points;
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new_hit_points.reserve(polyline.points.size());
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// Project 2D simplified hit_points beck to 3D.
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for (const Point &point : polyline.points) {
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const double x_cord = unscale<double>(point.x());
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const double y_cord = unscale<double>(point.y());
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const Vec3d new_hit_point = plane->origin + x_cord * plane->first_axis + y_cord * plane->second_axis;
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const int facet_idx = m_c->raycaster()->raycasters()[mesh_idx]->get_closest_facet(new_hit_point.cast<float>());
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new_hit_points.push_back({new_hit_point.cast<float>(), mesh_idx, size_t(facet_idx)});
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}
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hit_points = new_hit_points;
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} else {
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hit_points = {hit_points.front(), hit_points.back()};
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}
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}
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return mesh_hit_points_by_mesh;
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}
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// Following function is called from GLCanvas3D to inform the gizmo about a mouse/keyboard event.
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// The gizmo has an opportunity to react - if it does, it should return true so that the Canvas3D is
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// aware that the event was reacted to and stops trying to make different sense of it. If the gizmo
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// concludes that the event was not intended for it, it should return false.
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bool GLGizmoPainterBase::gizmo_event(SLAGizmoEventType action, const Vec2d& mouse_position, bool shift_down, bool alt_down, bool control_down)
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{
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if (action == SLAGizmoEventType::MouseWheelUp
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|| action == SLAGizmoEventType::MouseWheelDown) {
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if (control_down) {
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double pos = m_c->object_clipper()->get_position();
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pos = action == SLAGizmoEventType::MouseWheelDown
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? std::max(0., pos - 0.01)
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: std::min(1., pos + 0.01);
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m_c->object_clipper()->set_position(pos, true);
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return true;
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}
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else if (alt_down) {
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if (m_tool_type == ToolType::BRUSH && (m_cursor_type == TriangleSelector::CursorType::SPHERE || m_cursor_type == TriangleSelector::CursorType::CIRCLE)) {
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m_cursor_radius = action == SLAGizmoEventType::MouseWheelDown ? std::max(m_cursor_radius - this->get_cursor_radius_step(), this->get_cursor_radius_min())
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: std::min(m_cursor_radius + this->get_cursor_radius_step(), this->get_cursor_radius_max());
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m_parent.set_as_dirty();
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return true;
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} else if (m_tool_type == ToolType::SMART_FILL) {
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m_smart_fill_angle = action == SLAGizmoEventType::MouseWheelDown ? std::max(m_smart_fill_angle - SmartFillAngleStep, SmartFillAngleMin)
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: std::min(m_smart_fill_angle + SmartFillAngleStep, SmartFillAngleMax);
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m_parent.set_as_dirty();
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if (m_rr.mesh_id != -1) {
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const Selection &selection = m_parent.get_selection();
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const ModelObject *mo = m_c->selection_info()->model_object();
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const ModelInstance *mi = mo->instances[selection.get_instance_idx()];
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const Transform3d trafo_matrix_not_translate = mi->get_transformation().get_matrix(true) * mo->volumes[m_rr.mesh_id]->get_matrix(true);
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const Transform3d trafo_matrix = mi->get_transformation().get_matrix() * mo->volumes[m_rr.mesh_id]->get_matrix();
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m_triangle_selectors[m_rr.mesh_id]->seed_fill_select_triangles(m_rr.hit, int(m_rr.facet), trafo_matrix_not_translate, this->get_clipping_plane_in_volume_coordinates(trafo_matrix), m_smart_fill_angle,
|
||
m_paint_on_overhangs_only ? m_highlight_by_angle_threshold_deg : 0.f, true);
|
||
m_triangle_selectors[m_rr.mesh_id]->request_update_render_data();
|
||
m_seed_fill_last_mesh_id = m_rr.mesh_id;
|
||
}
|
||
return true;
|
||
}
|
||
|
||
return false;
|
||
}
|
||
}
|
||
|
||
if (action == SLAGizmoEventType::ResetClippingPlane) {
|
||
m_c->object_clipper()->set_position(-1., false);
|
||
return true;
|
||
}
|
||
|
||
if (action == SLAGizmoEventType::LeftDown
|
||
|| action == SLAGizmoEventType::RightDown
|
||
|| (action == SLAGizmoEventType::Dragging && m_button_down != Button::None)) {
|
||
|
||
if (m_triangle_selectors.empty())
|
||
return false;
|
||
|
||
EnforcerBlockerType new_state = EnforcerBlockerType::NONE;
|
||
if (! shift_down) {
|
||
if (action == SLAGizmoEventType::Dragging)
|
||
new_state = m_button_down == Button::Left ? this->get_left_button_state_type() : this->get_right_button_state_type();
|
||
else
|
||
new_state = action == SLAGizmoEventType::LeftDown ? this->get_left_button_state_type() : this->get_right_button_state_type();
|
||
}
|
||
|
||
const Camera &camera = wxGetApp().plater()->get_camera();
|
||
const Selection &selection = m_parent.get_selection();
|
||
const ModelObject *mo = m_c->selection_info()->model_object();
|
||
const ModelInstance *mi = mo->instances[selection.get_instance_idx()];
|
||
const Transform3d instance_trafo = mi->get_transformation().get_matrix();
|
||
const Transform3d instance_trafo_not_translate = mi->get_transformation().get_matrix(true);
|
||
|
||
// Precalculate transformations of individual meshes.
|
||
std::vector<Transform3d> trafo_matrices;
|
||
std::vector<Transform3d> trafo_matrices_not_translate;
|
||
for (const ModelVolume *mv : mo->volumes)
|
||
if (mv->is_model_part()) {
|
||
trafo_matrices.emplace_back(instance_trafo * mv->get_matrix());
|
||
trafo_matrices_not_translate.emplace_back(instance_trafo_not_translate * mv->get_matrix(true));
|
||
}
|
||
|
||
std::vector<std::vector<ProjectedMousePosition>> projected_mouse_positions_by_mesh = get_projected_mouse_positions(mouse_position, 1., trafo_matrices);
|
||
m_last_mouse_click = Vec2d::Zero(); // only actual hits should be saved
|
||
|
||
for (const std::vector<ProjectedMousePosition> &projected_mouse_positions : projected_mouse_positions_by_mesh) {
|
||
assert(!projected_mouse_positions.empty());
|
||
const int mesh_idx = projected_mouse_positions.front().mesh_idx;
|
||
const bool dragging_while_painting = (action == SLAGizmoEventType::Dragging && m_button_down != Button::None);
|
||
|
||
// The mouse button click detection is enabled when there is a valid hit.
|
||
// Missing the object entirely
|
||
// shall not capture the mouse.
|
||
if (mesh_idx != -1)
|
||
if (m_button_down == Button::None)
|
||
m_button_down = ((action == SLAGizmoEventType::LeftDown) ? Button::Left : Button::Right);
|
||
|
||
// In case we have no valid hit, we can return. The event will be stopped when
|
||
// dragging while painting (to prevent scene rotations and moving the object)
|
||
if (mesh_idx == -1)
|
||
return dragging_while_painting;
|
||
|
||
const Transform3d &trafo_matrix = trafo_matrices[mesh_idx];
|
||
const Transform3d &trafo_matrix_not_translate = trafo_matrices_not_translate[mesh_idx];
|
||
|
||
// Calculate direction from camera to the hit (in mesh coords):
|
||
Vec3f camera_pos = (trafo_matrix.inverse() * camera.get_position()).cast<float>();
|
||
|
||
assert(mesh_idx < int(m_triangle_selectors.size()));
|
||
const TriangleSelector::ClippingPlane &clp = this->get_clipping_plane_in_volume_coordinates(trafo_matrix);
|
||
if (m_tool_type == ToolType::SMART_FILL || m_tool_type == ToolType::BUCKET_FILL || (m_tool_type == ToolType::BRUSH && m_cursor_type == TriangleSelector::CursorType::POINTER)) {
|
||
for(const ProjectedMousePosition &projected_mouse_position : projected_mouse_positions) {
|
||
assert(projected_mouse_position.mesh_idx == mesh_idx);
|
||
const Vec3f mesh_hit = projected_mouse_position.mesh_hit;
|
||
const int facet_idx = int(projected_mouse_position.facet_idx);
|
||
m_triangle_selectors[mesh_idx]->seed_fill_apply_on_triangles(new_state);
|
||
if (m_tool_type == ToolType::SMART_FILL)
|
||
m_triangle_selectors[mesh_idx]->seed_fill_select_triangles(mesh_hit, facet_idx, trafo_matrix_not_translate, clp, m_smart_fill_angle,
|
||
m_paint_on_overhangs_only ? m_highlight_by_angle_threshold_deg : 0.f, true);
|
||
else if (m_tool_type == ToolType::BRUSH && m_cursor_type == TriangleSelector::CursorType::POINTER)
|
||
m_triangle_selectors[mesh_idx]->bucket_fill_select_triangles(mesh_hit, facet_idx, clp, false, true);
|
||
else if (m_tool_type == ToolType::BUCKET_FILL)
|
||
m_triangle_selectors[mesh_idx]->bucket_fill_select_triangles(mesh_hit, facet_idx, clp, true, true);
|
||
|
||
m_seed_fill_last_mesh_id = -1;
|
||
}
|
||
} else if (m_tool_type == ToolType::BRUSH) {
|
||
assert(m_cursor_type == TriangleSelector::CursorType::CIRCLE || m_cursor_type == TriangleSelector::CursorType::SPHERE);
|
||
|
||
if (projected_mouse_positions.size() == 1) {
|
||
const ProjectedMousePosition &first_position = projected_mouse_positions.front();
|
||
std::unique_ptr<TriangleSelector::Cursor> cursor = TriangleSelector::SinglePointCursor::cursor_factory(first_position.mesh_hit,
|
||
camera_pos, m_cursor_radius,
|
||
m_cursor_type, trafo_matrix, clp);
|
||
m_triangle_selectors[mesh_idx]->select_patch(int(first_position.facet_idx), std::move(cursor), new_state, trafo_matrix_not_translate,
|
||
m_triangle_splitting_enabled, m_paint_on_overhangs_only ? m_highlight_by_angle_threshold_deg : 0.f);
|
||
} else {
|
||
for (auto first_position_it = projected_mouse_positions.cbegin(); first_position_it != projected_mouse_positions.cend() - 1; ++first_position_it) {
|
||
auto second_position_it = first_position_it + 1;
|
||
std::unique_ptr<TriangleSelector::Cursor> cursor = TriangleSelector::DoublePointCursor::cursor_factory(first_position_it->mesh_hit, second_position_it->mesh_hit, camera_pos, m_cursor_radius, m_cursor_type, trafo_matrix, clp);
|
||
m_triangle_selectors[mesh_idx]->select_patch(int(first_position_it->facet_idx), std::move(cursor), new_state, trafo_matrix_not_translate, m_triangle_splitting_enabled, m_paint_on_overhangs_only ? m_highlight_by_angle_threshold_deg : 0.f);
|
||
}
|
||
}
|
||
}
|
||
|
||
m_triangle_selectors[mesh_idx]->request_update_render_data();
|
||
m_last_mouse_click = mouse_position;
|
||
}
|
||
|
||
return true;
|
||
}
|
||
|
||
if (action == SLAGizmoEventType::Moving && (m_tool_type == ToolType::SMART_FILL || m_tool_type == ToolType::BUCKET_FILL || (m_tool_type == ToolType::BRUSH && m_cursor_type == TriangleSelector::CursorType::POINTER))) {
|
||
if (m_triangle_selectors.empty())
|
||
return false;
|
||
|
||
const Camera &camera = wxGetApp().plater()->get_camera();
|
||
const Selection &selection = m_parent.get_selection();
|
||
const ModelObject *mo = m_c->selection_info()->model_object();
|
||
const ModelInstance *mi = mo->instances[selection.get_instance_idx()];
|
||
const Transform3d instance_trafo = mi->get_transformation().get_matrix();
|
||
const Transform3d instance_trafo_not_translate = mi->get_transformation().get_matrix(true);
|
||
|
||
// Precalculate transformations of individual meshes.
|
||
std::vector<Transform3d> trafo_matrices;
|
||
std::vector<Transform3d> trafo_matrices_not_translate;
|
||
for (const ModelVolume *mv : mo->volumes)
|
||
if (mv->is_model_part()) {
|
||
trafo_matrices.emplace_back(instance_trafo * mv->get_matrix());
|
||
trafo_matrices_not_translate.emplace_back(instance_trafo_not_translate * mv->get_matrix(true));
|
||
}
|
||
|
||
// Now "click" into all the prepared points and spill paint around them.
|
||
update_raycast_cache(mouse_position, camera, trafo_matrices);
|
||
|
||
auto seed_fill_unselect_all = [this]() {
|
||
for (auto &triangle_selector : m_triangle_selectors) {
|
||
triangle_selector->seed_fill_unselect_all_triangles();
|
||
triangle_selector->request_update_render_data();
|
||
}
|
||
};
|
||
|
||
if (m_rr.mesh_id == -1) {
|
||
// Clean selected by seed fill for all triangles in all meshes when a mouse isn't pointing on any mesh.
|
||
seed_fill_unselect_all();
|
||
m_seed_fill_last_mesh_id = -1;
|
||
|
||
// In case we have no valid hit, we can return.
|
||
return false;
|
||
}
|
||
|
||
// The mouse moved from one object's volume to another one. So it is needed to unselect all triangles selected by seed fill.
|
||
if(m_rr.mesh_id != m_seed_fill_last_mesh_id)
|
||
seed_fill_unselect_all();
|
||
|
||
const Transform3d &trafo_matrix = trafo_matrices[m_rr.mesh_id];
|
||
const Transform3d &trafo_matrix_not_translate = trafo_matrices_not_translate[m_rr.mesh_id];
|
||
|
||
assert(m_rr.mesh_id < int(m_triangle_selectors.size()));
|
||
const TriangleSelector::ClippingPlane &clp = this->get_clipping_plane_in_volume_coordinates(trafo_matrix);
|
||
if (m_tool_type == ToolType::SMART_FILL)
|
||
m_triangle_selectors[m_rr.mesh_id]->seed_fill_select_triangles(m_rr.hit, int(m_rr.facet), trafo_matrix_not_translate, clp, m_smart_fill_angle,
|
||
m_paint_on_overhangs_only ? m_highlight_by_angle_threshold_deg : 0.f);
|
||
else if (m_tool_type == ToolType::BRUSH && m_cursor_type == TriangleSelector::CursorType::POINTER)
|
||
m_triangle_selectors[m_rr.mesh_id]->bucket_fill_select_triangles(m_rr.hit, int(m_rr.facet), clp, false);
|
||
else if (m_tool_type == ToolType::BUCKET_FILL)
|
||
m_triangle_selectors[m_rr.mesh_id]->bucket_fill_select_triangles(m_rr.hit, int(m_rr.facet), clp, true);
|
||
m_triangle_selectors[m_rr.mesh_id]->request_update_render_data();
|
||
m_seed_fill_last_mesh_id = m_rr.mesh_id;
|
||
return true;
|
||
}
|
||
|
||
if ((action == SLAGizmoEventType::LeftUp || action == SLAGizmoEventType::RightUp)
|
||
&& m_button_down != Button::None) {
|
||
// Take snapshot and update ModelVolume data.
|
||
wxString action_name = this->handle_snapshot_action_name(shift_down, m_button_down);
|
||
Plater::TakeSnapshot snapshot(wxGetApp().plater(), action_name, UndoRedo::SnapshotType::GizmoAction);
|
||
update_model_object();
|
||
|
||
m_button_down = Button::None;
|
||
m_last_mouse_click = Vec2d::Zero();
|
||
return true;
|
||
}
|
||
|
||
return false;
|
||
}
|
||
|
||
|
||
|
||
void GLGizmoPainterBase::update_raycast_cache(const Vec2d& mouse_position,
|
||
const Camera& camera,
|
||
const std::vector<Transform3d>& trafo_matrices) const
|
||
{
|
||
if (m_rr.mouse_position == mouse_position) {
|
||
// Same query as last time - the answer is already in the cache.
|
||
return;
|
||
}
|
||
|
||
Vec3f normal = Vec3f::Zero();
|
||
Vec3f hit = Vec3f::Zero();
|
||
size_t facet = 0;
|
||
Vec3f closest_hit = Vec3f::Zero();
|
||
double closest_hit_squared_distance = std::numeric_limits<double>::max();
|
||
size_t closest_facet = 0;
|
||
int closest_hit_mesh_id = -1;
|
||
|
||
// Cast a ray on all meshes, pick the closest hit and save it for the respective mesh
|
||
for (int mesh_id = 0; mesh_id < int(trafo_matrices.size()); ++mesh_id) {
|
||
|
||
if (m_c->raycaster()->raycasters()[mesh_id]->unproject_on_mesh(
|
||
mouse_position,
|
||
trafo_matrices[mesh_id],
|
||
camera,
|
||
hit,
|
||
normal,
|
||
m_c->object_clipper()->get_clipping_plane(),
|
||
&facet))
|
||
{
|
||
// In case this hit is clipped, skip it.
|
||
if (is_mesh_point_clipped(hit.cast<double>(), trafo_matrices[mesh_id]))
|
||
continue;
|
||
|
||
// Is this hit the closest to the camera so far?
|
||
double hit_squared_distance = (camera.get_position()-trafo_matrices[mesh_id]*hit.cast<double>()).squaredNorm();
|
||
if (hit_squared_distance < closest_hit_squared_distance) {
|
||
closest_hit_squared_distance = hit_squared_distance;
|
||
closest_facet = facet;
|
||
closest_hit_mesh_id = mesh_id;
|
||
closest_hit = hit;
|
||
}
|
||
}
|
||
}
|
||
|
||
m_rr = {mouse_position, closest_hit_mesh_id, closest_hit, closest_facet};
|
||
}
|
||
|
||
bool GLGizmoPainterBase::on_is_activable() const
|
||
{
|
||
const Selection& selection = m_parent.get_selection();
|
||
|
||
if (wxGetApp().preset_bundle->printers.get_edited_preset().printer_technology() != ptFFF
|
||
|| !selection.is_single_full_instance() || wxGetApp().get_mode() == comSimple)
|
||
return false;
|
||
|
||
// Check that none of the selected volumes is outside. Only SLA auxiliaries (supports) are allowed outside.
|
||
const Selection::IndicesList& list = selection.get_volume_idxs();
|
||
return std::all_of(list.cbegin(), list.cend(), [&selection](unsigned int idx) { return !selection.get_volume(idx)->is_outside; });
|
||
}
|
||
|
||
bool GLGizmoPainterBase::on_is_selectable() const
|
||
{
|
||
return (wxGetApp().preset_bundle->printers.get_edited_preset().printer_technology() == ptFFF
|
||
&& wxGetApp().get_mode() != comSimple );
|
||
}
|
||
|
||
|
||
CommonGizmosDataID GLGizmoPainterBase::on_get_requirements() const
|
||
{
|
||
return CommonGizmosDataID(
|
||
int(CommonGizmosDataID::SelectionInfo)
|
||
| int(CommonGizmosDataID::InstancesHider)
|
||
| int(CommonGizmosDataID::Raycaster)
|
||
| int(CommonGizmosDataID::ObjectClipper));
|
||
}
|
||
|
||
|
||
void GLGizmoPainterBase::on_set_state()
|
||
{
|
||
if (m_state == m_old_state)
|
||
return;
|
||
|
||
if (m_state == On && m_old_state != On) { // the gizmo was just turned on
|
||
on_opening();
|
||
}
|
||
if (m_state == Off && m_old_state != Off) { // the gizmo was just turned Off
|
||
// we are actually shutting down
|
||
on_shutdown();
|
||
m_old_mo_id = -1;
|
||
//m_iva.release_geometry();
|
||
m_triangle_selectors.clear();
|
||
}
|
||
m_old_state = m_state;
|
||
}
|
||
|
||
|
||
|
||
void GLGizmoPainterBase::on_load(cereal::BinaryInputArchive&)
|
||
{
|
||
// We should update the gizmo from current ModelObject, but it is not
|
||
// possible at this point. That would require having updated selection and
|
||
// common gizmos data, which is not done at this point. Instead, save
|
||
// a flag to do the update in set_painter_gizmo_data, which will be called
|
||
// soon after.
|
||
m_schedule_update = true;
|
||
}
|
||
|
||
TriangleSelector::ClippingPlane GLGizmoPainterBase::get_clipping_plane_in_volume_coordinates(const Transform3d &trafo) const {
|
||
const ::Slic3r::GUI::ClippingPlane *const clipping_plane = m_c->object_clipper()->get_clipping_plane();
|
||
if (clipping_plane == nullptr || !clipping_plane->is_active())
|
||
return {};
|
||
|
||
const Vec3d clp_normal = clipping_plane->get_normal();
|
||
const double clp_offset = clipping_plane->get_offset();
|
||
|
||
const Transform3d trafo_normal = Transform3d(trafo.linear().transpose());
|
||
const Transform3d trafo_inv = trafo.inverse();
|
||
|
||
Vec3d point_on_plane = clp_normal * clp_offset;
|
||
Vec3d point_on_plane_transformed = trafo_inv * point_on_plane;
|
||
Vec3d normal_transformed = trafo_normal * clp_normal;
|
||
auto offset_transformed = float(point_on_plane_transformed.dot(normal_transformed));
|
||
|
||
return TriangleSelector::ClippingPlane({float(normal_transformed.x()), float(normal_transformed.y()), float(normal_transformed.z()), offset_transformed});
|
||
}
|
||
|
||
std::array<float, 4> TriangleSelectorGUI::get_seed_fill_color(const std::array<float, 4> &base_color)
|
||
{
|
||
return {base_color[0] * 0.75f, base_color[1] * 0.75f, base_color[2] * 0.75f, 1.f};
|
||
}
|
||
|
||
void TriangleSelectorGUI::render(ImGuiWrapper* imgui)
|
||
{
|
||
static constexpr std::array<float, 4> enforcers_color{0.47f, 0.47f, 1.f, 1.f};
|
||
static constexpr std::array<float, 4> blockers_color{1.f, 0.44f, 0.44f, 1.f};
|
||
|
||
if (m_update_render_data) {
|
||
update_render_data();
|
||
m_update_render_data = false;
|
||
}
|
||
|
||
auto* shader = wxGetApp().get_current_shader();
|
||
if (! shader)
|
||
return;
|
||
assert(shader->get_name() == "gouraud");
|
||
ScopeGuard guard([shader]() { if (shader) shader->set_uniform("offset_depth_buffer", false);});
|
||
shader->set_uniform("offset_depth_buffer", true);
|
||
for (auto iva : {std::make_pair(&m_iva_enforcers, enforcers_color),
|
||
std::make_pair(&m_iva_blockers, blockers_color)}) {
|
||
if (iva.first->has_VBOs()) {
|
||
shader->set_uniform("uniform_color", iva.second);
|
||
iva.first->render();
|
||
}
|
||
}
|
||
|
||
for (auto &iva : m_iva_seed_fills)
|
||
if (iva.has_VBOs()) {
|
||
size_t color_idx = &iva - &m_iva_seed_fills.front();
|
||
const std::array<float, 4> &color = TriangleSelectorGUI::get_seed_fill_color(color_idx == 1 ? enforcers_color :
|
||
color_idx == 2 ? blockers_color :
|
||
GLVolume::NEUTRAL_COLOR);
|
||
shader->set_uniform("uniform_color", color);
|
||
iva.render();
|
||
}
|
||
|
||
if (m_paint_contour.has_VBO()) {
|
||
ScopeGuard guard_gouraud([shader]() { shader->start_using(); });
|
||
shader->stop_using();
|
||
|
||
auto *contour_shader = wxGetApp().get_shader("mm_contour");
|
||
contour_shader->start_using();
|
||
|
||
glsafe(::glDepthFunc(GL_LEQUAL));
|
||
m_paint_contour.render();
|
||
glsafe(::glDepthFunc(GL_LESS));
|
||
|
||
contour_shader->stop_using();
|
||
}
|
||
|
||
#ifdef PRUSASLICER_TRIANGLE_SELECTOR_DEBUG
|
||
if (imgui)
|
||
render_debug(imgui);
|
||
else
|
||
assert(false); // If you want debug output, pass ptr to ImGuiWrapper.
|
||
#endif
|
||
}
|
||
|
||
void TriangleSelectorGUI::update_render_data()
|
||
{
|
||
int enf_cnt = 0;
|
||
int blc_cnt = 0;
|
||
std::vector<int> seed_fill_cnt(m_iva_seed_fills.size(), 0);
|
||
|
||
for (auto *iva : {&m_iva_enforcers, &m_iva_blockers})
|
||
iva->release_geometry();
|
||
|
||
for (auto &iva : m_iva_seed_fills)
|
||
iva.release_geometry();
|
||
|
||
for (const Triangle &tr : m_triangles) {
|
||
if (!tr.valid() || tr.is_split() || (tr.get_state() == EnforcerBlockerType::NONE && !tr.is_selected_by_seed_fill()))
|
||
continue;
|
||
|
||
int tr_state = int(tr.get_state());
|
||
GLIndexedVertexArray &iva = tr.is_selected_by_seed_fill() ? m_iva_seed_fills[tr_state] :
|
||
tr.get_state() == EnforcerBlockerType::ENFORCER ? m_iva_enforcers :
|
||
m_iva_blockers;
|
||
int &cnt = tr.is_selected_by_seed_fill() ? seed_fill_cnt[tr_state] :
|
||
tr.get_state() == EnforcerBlockerType::ENFORCER ? enf_cnt :
|
||
blc_cnt;
|
||
const Vec3f &v0 = m_vertices[tr.verts_idxs[0]].v;
|
||
const Vec3f &v1 = m_vertices[tr.verts_idxs[1]].v;
|
||
const Vec3f &v2 = m_vertices[tr.verts_idxs[2]].v;
|
||
//FIXME the normal may likely be pulled from m_triangle_selectors, but it may not be worth the effort
|
||
// or the current implementation may be more cache friendly.
|
||
const Vec3f n = (v1 - v0).cross(v2 - v1).normalized();
|
||
iva.push_geometry(v0, n);
|
||
iva.push_geometry(v1, n);
|
||
iva.push_geometry(v2, n);
|
||
iva.push_triangle(cnt, cnt + 1, cnt + 2);
|
||
cnt += 3;
|
||
}
|
||
|
||
for (auto *iva : {&m_iva_enforcers, &m_iva_blockers})
|
||
iva->finalize_geometry(true);
|
||
|
||
for (auto &iva : m_iva_seed_fills)
|
||
iva.finalize_geometry(true);
|
||
|
||
m_paint_contour.release_geometry();
|
||
std::vector<Vec2i> contour_edges = this->get_seed_fill_contour();
|
||
m_paint_contour.contour_vertices.reserve(contour_edges.size() * 6);
|
||
for (const Vec2i &edge : contour_edges) {
|
||
m_paint_contour.contour_vertices.emplace_back(m_vertices[edge(0)].v.x());
|
||
m_paint_contour.contour_vertices.emplace_back(m_vertices[edge(0)].v.y());
|
||
m_paint_contour.contour_vertices.emplace_back(m_vertices[edge(0)].v.z());
|
||
|
||
m_paint_contour.contour_vertices.emplace_back(m_vertices[edge(1)].v.x());
|
||
m_paint_contour.contour_vertices.emplace_back(m_vertices[edge(1)].v.y());
|
||
m_paint_contour.contour_vertices.emplace_back(m_vertices[edge(1)].v.z());
|
||
}
|
||
|
||
m_paint_contour.contour_indices.assign(m_paint_contour.contour_vertices.size() / 3, 0);
|
||
std::iota(m_paint_contour.contour_indices.begin(), m_paint_contour.contour_indices.end(), 0);
|
||
m_paint_contour.contour_indices_size = m_paint_contour.contour_indices.size();
|
||
|
||
m_paint_contour.finalize_geometry();
|
||
}
|
||
|
||
void GLPaintContour::render() const
|
||
{
|
||
assert(this->m_contour_VBO_id != 0);
|
||
assert(this->m_contour_EBO_id != 0);
|
||
|
||
glsafe(::glLineWidth(4.0f));
|
||
|
||
glsafe(::glBindBuffer(GL_ARRAY_BUFFER, this->m_contour_VBO_id));
|
||
glsafe(::glVertexPointer(3, GL_FLOAT, 3 * sizeof(float), nullptr));
|
||
|
||
glsafe(::glEnableClientState(GL_VERTEX_ARRAY));
|
||
|
||
if (this->contour_indices_size > 0) {
|
||
glsafe(::glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, this->m_contour_EBO_id));
|
||
glsafe(::glDrawElements(GL_LINES, GLsizei(this->contour_indices_size), GL_UNSIGNED_INT, nullptr));
|
||
glsafe(::glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0));
|
||
}
|
||
|
||
glsafe(::glDisableClientState(GL_VERTEX_ARRAY));
|
||
|
||
glsafe(::glBindBuffer(GL_ARRAY_BUFFER, 0));
|
||
}
|
||
|
||
void GLPaintContour::finalize_geometry()
|
||
{
|
||
assert(this->m_contour_VBO_id == 0);
|
||
assert(this->m_contour_EBO_id == 0);
|
||
|
||
if (!this->contour_vertices.empty()) {
|
||
glsafe(::glGenBuffers(1, &this->m_contour_VBO_id));
|
||
glsafe(::glBindBuffer(GL_ARRAY_BUFFER, this->m_contour_VBO_id));
|
||
glsafe(::glBufferData(GL_ARRAY_BUFFER, this->contour_vertices.size() * sizeof(float), this->contour_vertices.data(), GL_STATIC_DRAW));
|
||
glsafe(::glBindBuffer(GL_ARRAY_BUFFER, 0));
|
||
this->contour_vertices.clear();
|
||
}
|
||
|
||
if (!this->contour_indices.empty()) {
|
||
glsafe(::glGenBuffers(1, &this->m_contour_EBO_id));
|
||
glsafe(::glBindBuffer(GL_ARRAY_BUFFER, this->m_contour_EBO_id));
|
||
glsafe(::glBufferData(GL_ARRAY_BUFFER, this->contour_indices.size() * sizeof(unsigned int), this->contour_indices.data(), GL_STATIC_DRAW));
|
||
glsafe(::glBindBuffer(GL_ARRAY_BUFFER, 0));
|
||
this->contour_indices.clear();
|
||
}
|
||
}
|
||
|
||
void GLPaintContour::release_geometry()
|
||
{
|
||
if (this->m_contour_VBO_id) {
|
||
glsafe(::glDeleteBuffers(1, &this->m_contour_VBO_id));
|
||
this->m_contour_VBO_id = 0;
|
||
}
|
||
if (this->m_contour_EBO_id) {
|
||
glsafe(::glDeleteBuffers(1, &this->m_contour_EBO_id));
|
||
this->m_contour_EBO_id = 0;
|
||
}
|
||
this->clear();
|
||
}
|
||
|
||
#ifdef PRUSASLICER_TRIANGLE_SELECTOR_DEBUG
|
||
void TriangleSelectorGUI::render_debug(ImGuiWrapper* imgui)
|
||
{
|
||
imgui->begin(std::string("TriangleSelector dialog (DEV ONLY)"),
|
||
ImGuiWindowFlags_AlwaysAutoResize | ImGuiWindowFlags_NoCollapse);
|
||
static float edge_limit = 1.f;
|
||
imgui->text("Edge limit (mm): ");
|
||
imgui->slider_float("", &edge_limit, 0.1f, 8.f);
|
||
set_edge_limit(edge_limit);
|
||
imgui->checkbox("Show split triangles: ", m_show_triangles);
|
||
imgui->checkbox("Show invalid triangles: ", m_show_invalid);
|
||
|
||
int valid_triangles = m_triangles.size() - m_invalid_triangles;
|
||
imgui->text("Valid triangles: " + std::to_string(valid_triangles) +
|
||
"/" + std::to_string(m_triangles.size()));
|
||
imgui->text("Vertices: " + std::to_string(m_vertices.size()));
|
||
if (imgui->button("Force garbage collection"))
|
||
garbage_collect();
|
||
|
||
if (imgui->button("Serialize - deserialize")) {
|
||
auto map = serialize();
|
||
deserialize(map);
|
||
}
|
||
|
||
imgui->end();
|
||
|
||
if (! m_show_triangles)
|
||
return;
|
||
|
||
enum vtype {
|
||
ORIGINAL = 0,
|
||
SPLIT,
|
||
INVALID
|
||
};
|
||
|
||
for (auto& va : m_varrays)
|
||
va.release_geometry();
|
||
|
||
std::array<int, 3> cnts;
|
||
|
||
::glScalef(1.01f, 1.01f, 1.01f);
|
||
|
||
for (int tr_id=0; tr_id<int(m_triangles.size()); ++tr_id) {
|
||
const Triangle& tr = m_triangles[tr_id];
|
||
GLIndexedVertexArray* va = nullptr;
|
||
int* cnt = nullptr;
|
||
if (tr_id < m_orig_size_indices) {
|
||
va = &m_varrays[ORIGINAL];
|
||
cnt = &cnts[ORIGINAL];
|
||
}
|
||
else if (tr.valid()) {
|
||
va = &m_varrays[SPLIT];
|
||
cnt = &cnts[SPLIT];
|
||
}
|
||
else {
|
||
if (! m_show_invalid)
|
||
continue;
|
||
va = &m_varrays[INVALID];
|
||
cnt = &cnts[INVALID];
|
||
}
|
||
|
||
for (int i=0; i<3; ++i)
|
||
va->push_geometry(double(m_vertices[tr.verts_idxs[i]].v[0]),
|
||
double(m_vertices[tr.verts_idxs[i]].v[1]),
|
||
double(m_vertices[tr.verts_idxs[i]].v[2]),
|
||
0., 0., 1.);
|
||
va->push_triangle(*cnt,
|
||
*cnt+1,
|
||
*cnt+2);
|
||
*cnt += 3;
|
||
}
|
||
|
||
::glPolygonMode( GL_FRONT_AND_BACK, GL_LINE );
|
||
for (vtype i : {ORIGINAL, SPLIT, INVALID}) {
|
||
GLIndexedVertexArray& va = m_varrays[i];
|
||
va.finalize_geometry(true);
|
||
if (va.has_VBOs()) {
|
||
switch (i) {
|
||
case ORIGINAL : ::glColor3f(0.f, 0.f, 1.f); break;
|
||
case SPLIT : ::glColor3f(1.f, 0.f, 0.f); break;
|
||
case INVALID : ::glColor3f(1.f, 1.f, 0.f); break;
|
||
}
|
||
va.render();
|
||
}
|
||
}
|
||
::glPolygonMode( GL_FRONT_AND_BACK, GL_FILL );
|
||
}
|
||
#endif
|
||
|
||
|
||
|
||
} // namespace Slic3r::GUI
|