diff --git a/src/slic3r/CMakeLists.txt b/src/slic3r/CMakeLists.txt index f8598cea08..f1089ae935 100644 --- a/src/slic3r/CMakeLists.txt +++ b/src/slic3r/CMakeLists.txt @@ -51,6 +51,8 @@ set(SLIC3R_GUI_SOURCES GUI/Gizmos/GLGizmoCut.hpp GUI/Gizmos/GLGizmoHollow.cpp GUI/Gizmos/GLGizmoHollow.hpp + GUI/Gizmos/GLGizmoPainterBase.cpp + GUI/Gizmos/GLGizmoPainterBase.hpp GUI/GLSelectionRectangle.cpp GUI/GLSelectionRectangle.hpp GUI/GLTexture.hpp diff --git a/src/slic3r/GUI/Gizmos/GLGizmoFdmSupports.cpp b/src/slic3r/GUI/Gizmos/GLGizmoFdmSupports.cpp index 62854ab465..e69de29bb2 100644 --- a/src/slic3r/GUI/Gizmos/GLGizmoFdmSupports.cpp +++ b/src/slic3r/GUI/Gizmos/GLGizmoFdmSupports.cpp @@ -1,883 +0,0 @@ -// Include GLGizmoBase.hpp before I18N.hpp as it includes some libigl code, which overrides our localization "L" macro. -#include "GLGizmoFdmSupports.hpp" -#include "slic3r/GUI/GLCanvas3D.hpp" -#include "slic3r/GUI/Gizmos/GLGizmosCommon.hpp" - -#include - -#include "slic3r/GUI/GUI_App.hpp" -#include "slic3r/GUI/Camera.hpp" -#include "slic3r/GUI/Plater.hpp" -#include "libslic3r/PresetBundle.hpp" -#include "libslic3r/Model.hpp" - - - -namespace Slic3r { -namespace GUI { - - -GLGizmoFdmSupports::GLGizmoFdmSupports(GLCanvas3D& parent, const std::string& icon_filename, unsigned int sprite_id) - : GLGizmoBase(parent, icon_filename, sprite_id) - , m_quadric(nullptr) -{ - m_clipping_plane.reset(new ClippingPlane()); - m_quadric = ::gluNewQuadric(); - if (m_quadric != nullptr) - // using GLU_FILL does not work when the instance's transformation - // contains mirroring (normals are reverted) - ::gluQuadricDrawStyle(m_quadric, GLU_FILL); -} - -GLGizmoFdmSupports::~GLGizmoFdmSupports() -{ - if (m_quadric != nullptr) - ::gluDeleteQuadric(m_quadric); -} - -bool GLGizmoFdmSupports::on_init() -{ - m_shortcut_key = WXK_CONTROL_L; - - m_desc["clipping_of_view"] = _L("Clipping of view") + ": "; - m_desc["reset_direction"] = _L("Reset direction"); - m_desc["cursor_size"] = _L("Cursor size") + ": "; - m_desc["enforce_caption"] = _L("Left mouse button") + ": "; - m_desc["enforce"] = _L("Enforce supports"); - m_desc["block_caption"] = _L("Right mouse button") + " "; - m_desc["block"] = _L("Block supports"); - m_desc["remove_caption"] = _L("Shift + Left mouse button") + ": "; - m_desc["remove"] = _L("Remove selection"); - m_desc["remove_all"] = _L("Remove all selection"); - - return true; -} - - -void GLGizmoFdmSupports::activate_internal_undo_redo_stack(bool activate) -{ - if (activate && ! m_internal_stack_active) { - Plater::TakeSnapshot(wxGetApp().plater(), _L("FDM gizmo turned on")); - wxGetApp().plater()->enter_gizmos_stack(); - m_internal_stack_active = true; - } - if (! activate && m_internal_stack_active) { - wxGetApp().plater()->leave_gizmos_stack(); - Plater::TakeSnapshot(wxGetApp().plater(), _L("FDM gizmo turned off")); - m_internal_stack_active = false; - } -} - -void GLGizmoFdmSupports::set_fdm_support_data(ModelObject* model_object, const Selection& selection) -{ - if (m_state != On) - return; - - const ModelObject* mo = m_c->selection_info() ? m_c->selection_info()->model_object() : nullptr; - - if (mo && selection.is_from_single_instance() - && (m_schedule_update || mo->id() != m_old_mo_id || mo->volumes.size() != m_old_volumes_size)) - { - update_from_model_object(); - m_old_mo_id = mo->id(); - m_old_volumes_size = mo->volumes.size(); - m_schedule_update = false; - } -} - - - -void GLGizmoFdmSupports::on_render() const -{ - const Selection& selection = m_parent.get_selection(); - - glsafe(::glEnable(GL_BLEND)); - glsafe(::glEnable(GL_DEPTH_TEST)); - - render_triangles(selection); - - m_c->object_clipper()->render_cut(); - render_cursor_circle(); - - glsafe(::glDisable(GL_BLEND)); -} - -void GLGizmoFdmSupports::render_triangles(const Selection& selection) const -{ - if (m_setting_angle) - return; - - const ModelObject* mo = m_c->selection_info()->model_object(); - - glsafe(::glEnable(GL_POLYGON_OFFSET_FILL)); - ScopeGuard offset_fill_guard([]() { glsafe(::glDisable(GL_POLYGON_OFFSET_FILL)); } ); - glsafe(::glPolygonOffset(-1.0, 1.0)); - - // Take care of the clipping plane. The normal of the clipping plane is - // saved with opposite sign than we need to pass to OpenGL (FIXME) - bool clipping_plane_active = m_c->object_clipper()->get_position() != 0.; - if (clipping_plane_active) { - const ClippingPlane* clp = m_c->object_clipper()->get_clipping_plane(); - double clp_data[4]; - memcpy(clp_data, clp->get_data(), 4 * sizeof(double)); - for (int i=0; i<3; ++i) - clp_data[i] = -1. * clp_data[i]; - - glsafe(::glClipPlane(GL_CLIP_PLANE0, (GLdouble*)clp_data)); - glsafe(::glEnable(GL_CLIP_PLANE0)); - } - - int mesh_id = -1; - for (const ModelVolume* mv : mo->volumes) { - if (! mv->is_model_part()) - continue; - - ++mesh_id; - - const Transform3d trafo_matrix = - mo->instances[selection.get_instance_idx()]->get_transformation().get_matrix() * - mv->get_matrix(); - - bool is_left_handed = trafo_matrix.matrix().determinant() < 0.; - if (is_left_handed) - glsafe(::glFrontFace(GL_CW)); - - glsafe(::glPushMatrix()); - glsafe(::glMultMatrixd(trafo_matrix.data())); - - if (! m_setting_angle) - m_triangle_selectors[mesh_id]->render(m_imgui); - - glsafe(::glPopMatrix()); - if (is_left_handed) - glsafe(::glFrontFace(GL_CCW)); - } - if (clipping_plane_active) - glsafe(::glDisable(GL_CLIP_PLANE0)); -} - - -void GLGizmoFdmSupports::render_cursor_circle() const -{ - const Camera& camera = wxGetApp().plater()->get_camera(); - float zoom = (float)camera.get_zoom(); - float inv_zoom = (zoom != 0.0f) ? 1.0f / zoom : 0.0f; - - Size cnv_size = m_parent.get_canvas_size(); - float cnv_half_width = 0.5f * (float)cnv_size.get_width(); - float cnv_half_height = 0.5f * (float)cnv_size.get_height(); - if ((cnv_half_width == 0.0f) || (cnv_half_height == 0.0f)) - return; - Vec2d mouse_pos(m_parent.get_local_mouse_position()(0), m_parent.get_local_mouse_position()(1)); - Vec2d center(mouse_pos(0) - cnv_half_width, cnv_half_height - mouse_pos(1)); - center = center * inv_zoom; - - glsafe(::glLineWidth(1.5f)); - float color[3]; - color[0] = 0.f; - color[1] = 1.f; - color[2] = 0.3f; - glsafe(::glColor3fv(color)); - glsafe(::glDisable(GL_DEPTH_TEST)); - - glsafe(::glPushMatrix()); - glsafe(::glLoadIdentity()); - // ensure that the circle is renderered inside the frustrum - glsafe(::glTranslated(0.0, 0.0, -(camera.get_near_z() + 0.5))); - // ensure that the overlay fits the frustrum near z plane - double gui_scale = camera.get_gui_scale(); - glsafe(::glScaled(gui_scale, gui_scale, 1.0)); - - glsafe(::glPushAttrib(GL_ENABLE_BIT)); - glsafe(::glLineStipple(4, 0xAAAA)); - glsafe(::glEnable(GL_LINE_STIPPLE)); - - ::glBegin(GL_LINE_LOOP); - for (double angle=0; angle<2*M_PI; angle+=M_PI/20.) - ::glVertex2f(GLfloat(center.x()+m_cursor_radius*cos(angle)), GLfloat(center.y()+m_cursor_radius*sin(angle))); - glsafe(::glEnd()); - - glsafe(::glPopAttrib()); - glsafe(::glPopMatrix()); -} - - -void GLGizmoFdmSupports::update_model_object() const -{ - bool updated = false; - ModelObject* mo = m_c->selection_info()->model_object(); - int idx = -1; - for (ModelVolume* mv : mo->volumes) { - if (! mv->is_model_part()) - continue; - ++idx; - updated |= mv->m_supported_facets.set(*m_triangle_selectors[idx].get()); - } - - if (updated) - m_parent.post_event(SimpleEvent(EVT_GLCANVAS_SCHEDULE_BACKGROUND_PROCESS)); -} - - -void GLGizmoFdmSupports::update_from_model_object() -{ - wxBusyCursor wait; - - const ModelObject* mo = m_c->selection_info()->model_object(); - m_triangle_selectors.clear(); - - int volume_id = -1; - for (const ModelVolume* mv : mo->volumes) { - if (! mv->is_model_part()) - continue; - - ++volume_id; - - // This mesh does not account for the possible Z up SLA offset. - const TriangleMesh* mesh = &mv->mesh(); - - m_triangle_selectors.emplace_back(std::make_unique(*mesh)); - m_triangle_selectors.back()->deserialize(mv->m_supported_facets.get_data()); - } -} - - - -bool GLGizmoFdmSupports::is_mesh_point_clipped(const Vec3d& point) const -{ - if (m_c->object_clipper()->get_position() == 0.) - return false; - - auto sel_info = m_c->selection_info(); - int active_inst = m_c->selection_info()->get_active_instance(); - const ModelInstance* mi = sel_info->model_object()->instances[active_inst]; - const Transform3d& trafo = mi->get_transformation().get_matrix(); - - Vec3d transformed_point = trafo * point; - transformed_point(2) += sel_info->get_sla_shift(); - return m_c->object_clipper()->get_clipping_plane()->is_point_clipped(transformed_point); -} - - -// Following function is called from GLCanvas3D to inform the gizmo about a mouse/keyboard event. -// The gizmo has an opportunity to react - if it does, it should return true so that the Canvas3D is -// aware that the event was reacted to and stops trying to make different sense of it. If the gizmo -// concludes that the event was not intended for it, it should return false. -bool GLGizmoFdmSupports::gizmo_event(SLAGizmoEventType action, const Vec2d& mouse_position, bool shift_down, bool alt_down, bool control_down) -{ - if (action == SLAGizmoEventType::MouseWheelUp - || action == SLAGizmoEventType::MouseWheelDown) { - if (control_down) { - double pos = m_c->object_clipper()->get_position(); - pos = action == SLAGizmoEventType::MouseWheelDown - ? std::max(0., pos - 0.01) - : std::min(1., pos + 0.01); - m_c->object_clipper()->set_position(pos, true); - return true; - } - else if (alt_down) { - m_cursor_radius = action == SLAGizmoEventType::MouseWheelDown - ? std::max(m_cursor_radius - CursorRadiusStep, CursorRadiusMin) - : std::min(m_cursor_radius + CursorRadiusStep, CursorRadiusMax); - m_parent.set_as_dirty(); - return true; - } - } - - 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 - ? EnforcerBlockerType::ENFORCER - : EnforcerBlockerType::BLOCKER; - else - new_state = action == SLAGizmoEventType::LeftDown - ? EnforcerBlockerType::ENFORCER - : EnforcerBlockerType::BLOCKER; - } - - 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(); - - // List of mouse positions that will be used as seeds for painting. - std::vector mouse_positions{mouse_position}; - - // In case current mouse position is far from the last one, - // add several positions from between into the list, so there - // are no gaps in the painted region. - { - if (m_last_mouse_position == Vec2d::Zero()) - m_last_mouse_position = mouse_position; - // resolution describes minimal distance limit using circle radius - // as a unit (e.g., 2 would mean the patches will be touching). - double resolution = 0.7; - double diameter_px = resolution * m_cursor_radius * camera.get_zoom(); - int patches_in_between = int(((mouse_position - m_last_mouse_position).norm() - diameter_px) / diameter_px); - if (patches_in_between > 0) { - Vec2d diff = (mouse_position - m_last_mouse_position)/(patches_in_between+1); - for (int i=1; i<=patches_in_between; ++i) - mouse_positions.emplace_back(m_last_mouse_position + i*diff); - } - } - m_last_mouse_position = Vec2d::Zero(); // only actual hits should be saved - - // Now "click" into all the prepared points and spill paint around them. - for (const Vec2d& mp : mouse_positions) { - std::vector>> hit_positions_and_facet_ids; - bool clipped_mesh_was_hit = false; - - 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::max(); - size_t closest_facet = 0; - int closest_hit_mesh_id = -1; - - // Transformations of individual meshes - std::vector trafo_matrices; - - int mesh_id = -1; - // Cast a ray on all meshes, pick the closest hit and save it for the respective mesh - for (const ModelVolume* mv : mo->volumes) { - if (! mv->is_model_part()) - continue; - - ++mesh_id; - - trafo_matrices.push_back(instance_trafo * mv->get_matrix()); - hit_positions_and_facet_ids.push_back(std::vector>()); - - if (m_c->raycaster()->raycasters()[mesh_id]->unproject_on_mesh( - mp, - trafo_matrices[mesh_id], - camera, - hit, - normal, - m_clipping_plane.get(), - &facet)) - { - // In case this hit is clipped, skip it. - if (is_mesh_point_clipped(hit.cast())) { - clipped_mesh_was_hit = true; - continue; - } - - // Is this hit the closest to the camera so far? - double hit_squared_distance = (camera.get_position()-trafo_matrices[mesh_id]*hit.cast()).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; - } - } - } - - 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 - // or when the user clicks the clipping plane. Missing the object entirely - // shall not capture the mouse. - if (closest_hit_mesh_id != -1 || clipped_mesh_was_hit) { - if (m_button_down == Button::None) - m_button_down = ((action == SLAGizmoEventType::LeftDown) ? Button::Left : Button::Right); - } - - if (closest_hit_mesh_id == -1) { - // In case we have no valid hit, we can return. The event will - // be stopped in following two cases: - // 1. clicking the clipping plane - // 2. dragging while painting (to prevent scene rotations and moving the object) - return clipped_mesh_was_hit - || dragging_while_painting; - } - - // Find respective mesh id. - mesh_id = -1; - for (const ModelVolume* mv : mo->volumes) { - if (! mv->is_model_part()) - continue; - ++mesh_id; - if (mesh_id == closest_hit_mesh_id) - break; - } - - const Transform3d& trafo_matrix = trafo_matrices[mesh_id]; - - // Calculate how far can a point be from the line (in mesh coords). - // FIXME: The scaling of the mesh can be non-uniform. - const Vec3d sf = Geometry::Transformation(trafo_matrix).get_scaling_factor(); - const float avg_scaling = (sf(0) + sf(1) + sf(2))/3.; - const float limit = m_cursor_radius/avg_scaling; - - // Calculate direction from camera to the hit (in mesh coords): - Vec3f camera_pos = (trafo_matrix.inverse() * camera.get_position()).cast(); - Vec3f dir = (closest_hit - camera_pos).normalized(); - - assert(mesh_id < int(m_triangle_selectors.size())); - m_triangle_selectors[mesh_id]->select_patch(closest_hit, closest_facet, camera_pos, - dir, limit, new_state); - m_last_mouse_position = mouse_position; - } - - return true; - } - - if ((action == SLAGizmoEventType::LeftUp || action == SLAGizmoEventType::RightUp) - && m_button_down != Button::None) { - // Take snapshot and update ModelVolume data. - wxString action_name = shift_down - ? _L("Remove selection") - : (m_button_down == Button::Left - ? _L("Add supports") - : _L("Block supports")); - activate_internal_undo_redo_stack(true); - Plater::TakeSnapshot(wxGetApp().plater(), action_name); - update_model_object(); - - m_button_down = Button::None; - m_last_mouse_position = Vec2d::Zero(); - return true; - } - - return false; -} - - - -void GLGizmoFdmSupports::select_facets_by_angle(float threshold_deg, bool block) -{ - float threshold = (M_PI/180.)*threshold_deg; - 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()]; - - int mesh_id = -1; - for (const ModelVolume* mv : mo->volumes) { - if (! mv->is_model_part()) - continue; - - ++mesh_id; - - const Transform3d trafo_matrix = mi->get_matrix(true) * mv->get_matrix(true); - Vec3f down = (trafo_matrix.inverse() * (-Vec3d::UnitZ())).cast().normalized(); - Vec3f limit = (trafo_matrix.inverse() * Vec3d(std::sin(threshold), 0, -std::cos(threshold))).cast().normalized(); - - float dot_limit = limit.dot(down); - - // Now calculate dot product of vert_direction and facets' normals. - int idx = -1; - for (const stl_facet& facet : mv->mesh().stl.facet_start) { - ++idx; - if (facet.normal.dot(down) > dot_limit) - m_triangle_selectors[mesh_id]->set_facet(idx, - block - ? EnforcerBlockerType::BLOCKER - : EnforcerBlockerType::ENFORCER); - } - } - - activate_internal_undo_redo_stack(true); - - Plater::TakeSnapshot(wxGetApp().plater(), block ? _L("Block supports by angle") - : _L("Add supports by angle")); - update_model_object(); - m_parent.set_as_dirty(); - m_setting_angle = false; -} - - -void GLGizmoFdmSupports::on_render_input_window(float x, float y, float bottom_limit) -{ - if (! m_c->selection_info()->model_object()) - return; - - const float approx_height = m_imgui->scaled(18.0f); - y = std::min(y, bottom_limit - approx_height); - m_imgui->set_next_window_pos(x, y, ImGuiCond_Always); - - if (! m_setting_angle) { - m_imgui->begin(on_get_name(), ImGuiWindowFlags_NoMove | ImGuiWindowFlags_AlwaysAutoResize | ImGuiWindowFlags_NoCollapse); - - // First calculate width of all the texts that are could possibly be shown. We will decide set the dialog width based on that: - const float clipping_slider_left = std::max(m_imgui->calc_text_size(m_desc.at("clipping_of_view")).x, m_imgui->calc_text_size(m_desc.at("reset_direction")).x) + m_imgui->scaled(1.5f); - const float cursor_slider_left = m_imgui->calc_text_size(m_desc.at("cursor_size")).x + m_imgui->scaled(1.f); - const float button_width = m_imgui->calc_text_size(m_desc.at("remove_all")).x + m_imgui->scaled(1.f); - const float minimal_slider_width = m_imgui->scaled(4.f); - - float caption_max = 0.f; - float total_text_max = 0.; - for (const std::string& t : {"enforce", "block", "remove"}) { - caption_max = std::max(caption_max, m_imgui->calc_text_size(m_desc.at(t+"_caption")).x); - total_text_max = std::max(total_text_max, caption_max + m_imgui->calc_text_size(m_desc.at(t)).x); - } - caption_max += m_imgui->scaled(1.f); - total_text_max += m_imgui->scaled(1.f); - - float window_width = minimal_slider_width + std::max(cursor_slider_left, clipping_slider_left); - window_width = std::max(window_width, total_text_max); - window_width = std::max(window_width, button_width); - - auto draw_text_with_caption = [this, &caption_max](const wxString& caption, const wxString& text) { - static const ImVec4 ORANGE(1.0f, 0.49f, 0.22f, 1.0f); - m_imgui->text_colored(ORANGE, caption); - ImGui::SameLine(caption_max); - m_imgui->text(text); - }; - - for (const std::string& t : {"enforce", "block", "remove"}) - draw_text_with_caption(m_desc.at(t + "_caption"), m_desc.at(t)); - - m_imgui->text(""); - - if (m_imgui->button("Autoset by angle...")) { - m_setting_angle = true; - } - - ImGui::SameLine(); - - if (m_imgui->button(m_desc.at("remove_all"))) { - Plater::TakeSnapshot(wxGetApp().plater(), wxString(_L("Reset selection"))); - ModelObject* mo = m_c->selection_info()->model_object(); - int idx = -1; - for (ModelVolume* mv : mo->volumes) { - if (mv->is_model_part()) { - ++idx; - m_triangle_selectors[idx]->reset(); - } - } - update_model_object(); - m_parent.set_as_dirty(); - } - - const float max_tooltip_width = ImGui::GetFontSize() * 20.0f; - - m_imgui->text(m_desc.at("cursor_size")); - ImGui::SameLine(clipping_slider_left); - ImGui::PushItemWidth(window_width - clipping_slider_left); - ImGui::SliderFloat(" ", &m_cursor_radius, CursorRadiusMin, CursorRadiusMax, "%.2f"); - if (ImGui::IsItemHovered()) { - ImGui::BeginTooltip(); - ImGui::PushTextWrapPos(max_tooltip_width); - ImGui::TextUnformatted(_L("Alt + Mouse wheel").ToUTF8().data()); - ImGui::PopTextWrapPos(); - ImGui::EndTooltip(); - } - - ImGui::Separator(); - if (m_c->object_clipper()->get_position() == 0.f) - m_imgui->text(m_desc.at("clipping_of_view")); - else { - if (m_imgui->button(m_desc.at("reset_direction"))) { - wxGetApp().CallAfter([this](){ - m_c->object_clipper()->set_position(-1., false); - }); - } - } - - ImGui::SameLine(clipping_slider_left); - ImGui::PushItemWidth(window_width - clipping_slider_left); - float clp_dist = m_c->object_clipper()->get_position(); - if (ImGui::SliderFloat(" ", &clp_dist, 0.f, 1.f, "%.2f")) - m_c->object_clipper()->set_position(clp_dist, true); - if (ImGui::IsItemHovered()) { - ImGui::BeginTooltip(); - ImGui::PushTextWrapPos(max_tooltip_width); - ImGui::TextUnformatted(_L("Ctrl + Mouse wheel").ToUTF8().data()); - ImGui::PopTextWrapPos(); - ImGui::EndTooltip(); - } - - m_imgui->end(); - if (m_setting_angle) { - m_parent.show_slope(false); - m_parent.set_slope_range({90.f - m_angle_threshold_deg, 90.f - m_angle_threshold_deg}); - m_parent.use_slope(true); - m_parent.set_as_dirty(); - } - } - else { - std::string name = "Autoset custom supports"; - m_imgui->begin(wxString(name), ImGuiWindowFlags_NoMove | ImGuiWindowFlags_AlwaysAutoResize | ImGuiWindowFlags_NoCollapse); - m_imgui->text("Threshold:"); - ImGui::SameLine(); - if (m_imgui->slider_float("", &m_angle_threshold_deg, 0.f, 90.f, "%.f")) - m_parent.set_slope_range({90.f - m_angle_threshold_deg, 90.f - m_angle_threshold_deg}); - if (m_imgui->button("Enforce")) - select_facets_by_angle(m_angle_threshold_deg, false); - ImGui::SameLine(); - if (m_imgui->button("Block")) - select_facets_by_angle(m_angle_threshold_deg, true); - ImGui::SameLine(); - if (m_imgui->button("Cancel")) - m_setting_angle = false; - m_imgui->end(); - if (! m_setting_angle) { - m_parent.use_slope(false); - m_parent.set_as_dirty(); - } - } -} - -bool GLGizmoFdmSupports::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()) - 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(); - for (const auto& idx : list) - if (selection.get_volume(idx)->is_outside) - return false; - - return true; -} - -bool GLGizmoFdmSupports::on_is_selectable() const -{ - return (wxGetApp().preset_bundle->printers.get_edited_preset().printer_technology() == ptFFF - && wxGetApp().get_mode() != comSimple ); -} - -std::string GLGizmoFdmSupports::on_get_name() const -{ - return (_(L("FDM Support Editing")) + " [L]").ToUTF8().data(); -} - - -CommonGizmosDataID GLGizmoFdmSupports::on_get_requirements() const -{ - return CommonGizmosDataID( - int(CommonGizmosDataID::SelectionInfo) - | int(CommonGizmosDataID::InstancesHider) - | int(CommonGizmosDataID::Raycaster) - | int(CommonGizmosDataID::ObjectClipper)); -} - - -void GLGizmoFdmSupports::on_set_state() -{ - if (m_state == m_old_state) - return; - - if (m_state == On && m_old_state != On) { // the gizmo was just turned on - if (! m_parent.get_gizmos_manager().is_serializing()) { - wxGetApp().CallAfter([this]() { - activate_internal_undo_redo_stack(true); - }); - } - } - if (m_state == Off && m_old_state != Off) { // the gizmo was just turned Off - // we are actually shutting down - if (m_setting_angle) { - m_setting_angle = false; - m_parent.use_slope(false); - } - activate_internal_undo_redo_stack(false); - m_old_mo_id = -1; - //m_iva.release_geometry(); - m_triangle_selectors.clear(); - } - m_old_state = m_state; -} - - - -void GLGizmoFdmSupports::on_start_dragging() -{ - -} - - -void GLGizmoFdmSupports::on_stop_dragging() -{ - -} - - - -void GLGizmoFdmSupports::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_fdm_support_data, which will be called - // soon after. - m_schedule_update = true; -} - - - -void GLGizmoFdmSupports::on_save(cereal::BinaryOutputArchive&) const -{ - -} - - -void TriangleSelectorGUI::render(ImGuiWrapper* imgui) -{ - int enf_cnt = 0; - int blc_cnt = 0; - - m_iva_enforcers.release_geometry(); - m_iva_blockers.release_geometry(); - - for (const Triangle& tr : m_triangles) { - if (! tr.valid || tr.is_split() || tr.get_state() == EnforcerBlockerType::NONE) - continue; - - GLIndexedVertexArray& va = tr.get_state() == EnforcerBlockerType::ENFORCER - ? m_iva_enforcers - : m_iva_blockers; - int& cnt = tr.get_state() == EnforcerBlockerType::ENFORCER - ? enf_cnt - : blc_cnt; - - 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; - } - - m_iva_enforcers.finalize_geometry(true); - m_iva_blockers.finalize_geometry(true); - - if (m_iva_enforcers.has_VBOs()) { - ::glColor4f(0.f, 0.f, 1.f, 0.2f); - m_iva_enforcers.render(); - } - - - if (m_iva_blockers.has_VBOs()) { - ::glColor4f(1.f, 0.f, 0.f, 0.2f); - m_iva_blockers.render(); - } - - -#ifdef PRUSASLICER_TRIANGLE_SELECTOR_DEBUG - if (imgui) - render_debug(imgui); - else - assert(false); // If you want debug output, pass ptr to ImGuiWrapper. -#endif -} - - - -#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 cnts; - - ::glScalef(1.01f, 1.01f, 1.01f); - - for (int tr_id=0; tr_idpush_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 GUI -} // namespace Slic3r diff --git a/src/slic3r/GUI/Gizmos/GLGizmoFdmSupports.hpp b/src/slic3r/GUI/Gizmos/GLGizmoFdmSupports.hpp index c3f920e2f0..196a21bc03 100644 --- a/src/slic3r/GUI/Gizmos/GLGizmoFdmSupports.hpp +++ b/src/slic3r/GUI/Gizmos/GLGizmoFdmSupports.hpp @@ -1,127 +1,24 @@ #ifndef slic3r_GLGizmoFdmSupports_hpp_ #define slic3r_GLGizmoFdmSupports_hpp_ -#include "GLGizmoBase.hpp" - -#include "slic3r/GUI/3DScene.hpp" - -#include "libslic3r/ObjectID.hpp" -#include "libslic3r/TriangleSelector.hpp" - -#include - - - +#include "GLGizmoPainterBase.hpp" namespace Slic3r { -enum class EnforcerBlockerType : int8_t; - namespace GUI { -enum class SLAGizmoEventType : unsigned char; -class ClippingPlane; - - - -class TriangleSelectorGUI : public TriangleSelector { -public: - explicit TriangleSelectorGUI(const TriangleMesh& mesh) - : TriangleSelector(mesh) {} - - // Render current selection. Transformation matrices are supposed - // to be already set. - void render(ImGuiWrapper* imgui = nullptr); - -#ifdef PRUSASLICER_TRIANGLE_SELECTOR_DEBUG - void render_debug(ImGuiWrapper* imgui); - bool m_show_triangles{false}; - bool m_show_invalid{false}; -#endif - -private: - GLIndexedVertexArray m_iva_enforcers; - GLIndexedVertexArray m_iva_blockers; - std::array m_varrays; -}; - - - -class GLGizmoFdmSupports : public GLGizmoBase +class GLGizmoFdmSupports : public GLGizmoPainterBase { -private: - ObjectID m_old_mo_id; - size_t m_old_volumes_size = 0; - - GLUquadricObj* m_quadric; - - float m_cursor_radius = 2.f; - static constexpr float CursorRadiusMin = 0.4f; // cannot be zero - static constexpr float CursorRadiusMax = 8.f; - static constexpr float CursorRadiusStep = 0.2f; - - // For each model-part volume, store status and division of the triangles. - std::vector> m_triangle_selectors; - public: - GLGizmoFdmSupports(GLCanvas3D& parent, const std::string& icon_filename, unsigned int sprite_id); - ~GLGizmoFdmSupports() override; - void set_fdm_support_data(ModelObject* model_object, const Selection& selection); - bool gizmo_event(SLAGizmoEventType action, const Vec2d& mouse_position, bool shift_down, bool alt_down, bool control_down); + GLGizmoFdmSupports(GLCanvas3D& parent, const std::string& icon_filename, unsigned int sprite_id) + : GLGizmoPainterBase(parent, icon_filename, sprite_id) {} - -private: - bool on_init() override; - void on_render() const override; - void on_render_for_picking() const override {} - - void render_triangles(const Selection& selection) const; - void render_cursor_circle() const; - - void update_model_object() const; - void update_from_model_object(); - void activate_internal_undo_redo_stack(bool activate); - - void select_facets_by_angle(float threshold, bool block); - float m_angle_threshold_deg = 45.f; - - bool is_mesh_point_clipped(const Vec3d& point) const; - - float m_clipping_plane_distance = 0.f; - std::unique_ptr m_clipping_plane; - bool m_setting_angle = false; - bool m_internal_stack_active = false; - bool m_schedule_update = false; - Vec2d m_last_mouse_position = Vec2d::Zero(); - - // This map holds all translated description texts, so they can be easily referenced during layout calculations - // etc. When language changes, GUI is recreated and this class constructed again, so the change takes effect. - std::map m_desc; - - enum class Button { - None, - Left, - Right - }; - - Button m_button_down = Button::None; - EState m_old_state = Off; // to be able to see that the gizmo has just been closed (see on_set_state) - -protected: - void on_set_state() override; - void on_start_dragging() override; - void on_stop_dragging() override; - void on_render_input_window(float x, float y, float bottom_limit) override; - std::string on_get_name() const override; - bool on_is_activable() const override; - bool on_is_selectable() const override; - void on_load(cereal::BinaryInputArchive& ar) override; - void on_save(cereal::BinaryOutputArchive& ar) const override; - CommonGizmosDataID on_get_requirements() const override; }; + } // namespace GUI } // namespace Slic3r + #endif // slic3r_GLGizmoFdmSupports_hpp_ diff --git a/src/slic3r/GUI/Gizmos/GLGizmoPainterBase.cpp b/src/slic3r/GUI/Gizmos/GLGizmoPainterBase.cpp new file mode 100644 index 0000000000..37792a48e0 --- /dev/null +++ b/src/slic3r/GUI/Gizmos/GLGizmoPainterBase.cpp @@ -0,0 +1,883 @@ +// Include GLGizmoBase.hpp before I18N.hpp as it includes some libigl code, which overrides our localization "L" macro. +#include "GLGizmoPainterBase.hpp" +#include "slic3r/GUI/GLCanvas3D.hpp" +#include "slic3r/GUI/Gizmos/GLGizmosCommon.hpp" + +#include + +#include "slic3r/GUI/GUI_App.hpp" +#include "slic3r/GUI/Camera.hpp" +#include "slic3r/GUI/Plater.hpp" +#include "libslic3r/PresetBundle.hpp" +#include "libslic3r/Model.hpp" + + + +namespace Slic3r { +namespace GUI { + + +GLGizmoPainterBase::GLGizmoPainterBase(GLCanvas3D& parent, const std::string& icon_filename, unsigned int sprite_id) + : GLGizmoBase(parent, icon_filename, sprite_id) + , m_quadric(nullptr) +{ + m_clipping_plane.reset(new ClippingPlane()); + m_quadric = ::gluNewQuadric(); + if (m_quadric != nullptr) + // using GLU_FILL does not work when the instance's transformation + // contains mirroring (normals are reverted) + ::gluQuadricDrawStyle(m_quadric, GLU_FILL); +} + +GLGizmoPainterBase::~GLGizmoPainterBase() +{ + if (m_quadric != nullptr) + ::gluDeleteQuadric(m_quadric); +} + +bool GLGizmoPainterBase::on_init() +{ + m_shortcut_key = WXK_CONTROL_L; + + m_desc["clipping_of_view"] = _L("Clipping of view") + ": "; + m_desc["reset_direction"] = _L("Reset direction"); + m_desc["cursor_size"] = _L("Cursor size") + ": "; + m_desc["enforce_caption"] = _L("Left mouse button") + ": "; + m_desc["enforce"] = _L("Enforce supports"); + m_desc["block_caption"] = _L("Right mouse button") + " "; + m_desc["block"] = _L("Block supports"); + m_desc["remove_caption"] = _L("Shift + Left mouse button") + ": "; + m_desc["remove"] = _L("Remove selection"); + m_desc["remove_all"] = _L("Remove all selection"); + + return true; +} + + +void GLGizmoPainterBase::activate_internal_undo_redo_stack(bool activate) +{ + if (activate && ! m_internal_stack_active) { + Plater::TakeSnapshot(wxGetApp().plater(), _L("FDM gizmo turned on")); + wxGetApp().plater()->enter_gizmos_stack(); + m_internal_stack_active = true; + } + if (! activate && m_internal_stack_active) { + wxGetApp().plater()->leave_gizmos_stack(); + Plater::TakeSnapshot(wxGetApp().plater(), _L("FDM gizmo turned off")); + m_internal_stack_active = false; + } +} + +void GLGizmoPainterBase::set_fdm_support_data(ModelObject* model_object, const Selection& selection) +{ + if (m_state != On) + return; + + const ModelObject* mo = m_c->selection_info() ? m_c->selection_info()->model_object() : nullptr; + + if (mo && selection.is_from_single_instance() + && (m_schedule_update || mo->id() != m_old_mo_id || mo->volumes.size() != m_old_volumes_size)) + { + update_from_model_object(); + m_old_mo_id = mo->id(); + m_old_volumes_size = mo->volumes.size(); + m_schedule_update = false; + } +} + + + +void GLGizmoPainterBase::on_render() const +{ + const Selection& selection = m_parent.get_selection(); + + glsafe(::glEnable(GL_BLEND)); + glsafe(::glEnable(GL_DEPTH_TEST)); + + render_triangles(selection); + + m_c->object_clipper()->render_cut(); + render_cursor_circle(); + + glsafe(::glDisable(GL_BLEND)); +} + +void GLGizmoPainterBase::render_triangles(const Selection& selection) const +{ + if (m_setting_angle) + return; + + const ModelObject* mo = m_c->selection_info()->model_object(); + + glsafe(::glEnable(GL_POLYGON_OFFSET_FILL)); + ScopeGuard offset_fill_guard([]() { glsafe(::glDisable(GL_POLYGON_OFFSET_FILL)); } ); + glsafe(::glPolygonOffset(-1.0, 1.0)); + + // Take care of the clipping plane. The normal of the clipping plane is + // saved with opposite sign than we need to pass to OpenGL (FIXME) + bool clipping_plane_active = m_c->object_clipper()->get_position() != 0.; + if (clipping_plane_active) { + const ClippingPlane* clp = m_c->object_clipper()->get_clipping_plane(); + double clp_data[4]; + memcpy(clp_data, clp->get_data(), 4 * sizeof(double)); + for (int i=0; i<3; ++i) + clp_data[i] = -1. * clp_data[i]; + + glsafe(::glClipPlane(GL_CLIP_PLANE0, (GLdouble*)clp_data)); + glsafe(::glEnable(GL_CLIP_PLANE0)); + } + + int mesh_id = -1; + for (const ModelVolume* mv : mo->volumes) { + if (! mv->is_model_part()) + continue; + + ++mesh_id; + + const Transform3d trafo_matrix = + mo->instances[selection.get_instance_idx()]->get_transformation().get_matrix() * + mv->get_matrix(); + + bool is_left_handed = trafo_matrix.matrix().determinant() < 0.; + if (is_left_handed) + glsafe(::glFrontFace(GL_CW)); + + glsafe(::glPushMatrix()); + glsafe(::glMultMatrixd(trafo_matrix.data())); + + if (! m_setting_angle) + m_triangle_selectors[mesh_id]->render(m_imgui); + + glsafe(::glPopMatrix()); + if (is_left_handed) + glsafe(::glFrontFace(GL_CCW)); + } + if (clipping_plane_active) + glsafe(::glDisable(GL_CLIP_PLANE0)); +} + + +void GLGizmoPainterBase::render_cursor_circle() const +{ + const Camera& camera = wxGetApp().plater()->get_camera(); + float zoom = (float)camera.get_zoom(); + float inv_zoom = (zoom != 0.0f) ? 1.0f / zoom : 0.0f; + + Size cnv_size = m_parent.get_canvas_size(); + float cnv_half_width = 0.5f * (float)cnv_size.get_width(); + float cnv_half_height = 0.5f * (float)cnv_size.get_height(); + if ((cnv_half_width == 0.0f) || (cnv_half_height == 0.0f)) + return; + Vec2d mouse_pos(m_parent.get_local_mouse_position()(0), m_parent.get_local_mouse_position()(1)); + Vec2d center(mouse_pos(0) - cnv_half_width, cnv_half_height - mouse_pos(1)); + center = center * inv_zoom; + + glsafe(::glLineWidth(1.5f)); + float color[3]; + color[0] = 0.f; + color[1] = 1.f; + color[2] = 0.3f; + glsafe(::glColor3fv(color)); + glsafe(::glDisable(GL_DEPTH_TEST)); + + glsafe(::glPushMatrix()); + glsafe(::glLoadIdentity()); + // ensure that the circle is renderered inside the frustrum + glsafe(::glTranslated(0.0, 0.0, -(camera.get_near_z() + 0.5))); + // ensure that the overlay fits the frustrum near z plane + double gui_scale = camera.get_gui_scale(); + glsafe(::glScaled(gui_scale, gui_scale, 1.0)); + + glsafe(::glPushAttrib(GL_ENABLE_BIT)); + glsafe(::glLineStipple(4, 0xAAAA)); + glsafe(::glEnable(GL_LINE_STIPPLE)); + + ::glBegin(GL_LINE_LOOP); + for (double angle=0; angle<2*M_PI; angle+=M_PI/20.) + ::glVertex2f(GLfloat(center.x()+m_cursor_radius*cos(angle)), GLfloat(center.y()+m_cursor_radius*sin(angle))); + glsafe(::glEnd()); + + glsafe(::glPopAttrib()); + glsafe(::glPopMatrix()); +} + + +void GLGizmoPainterBase::update_model_object() const +{ + bool updated = false; + ModelObject* mo = m_c->selection_info()->model_object(); + int idx = -1; + for (ModelVolume* mv : mo->volumes) { + if (! mv->is_model_part()) + continue; + ++idx; + updated |= mv->m_supported_facets.set(*m_triangle_selectors[idx].get()); + } + + if (updated) + m_parent.post_event(SimpleEvent(EVT_GLCANVAS_SCHEDULE_BACKGROUND_PROCESS)); +} + + +void GLGizmoPainterBase::update_from_model_object() +{ + wxBusyCursor wait; + + const ModelObject* mo = m_c->selection_info()->model_object(); + m_triangle_selectors.clear(); + + int volume_id = -1; + for (const ModelVolume* mv : mo->volumes) { + if (! mv->is_model_part()) + continue; + + ++volume_id; + + // This mesh does not account for the possible Z up SLA offset. + const TriangleMesh* mesh = &mv->mesh(); + + m_triangle_selectors.emplace_back(std::make_unique(*mesh)); + m_triangle_selectors.back()->deserialize(mv->m_supported_facets.get_data()); + } +} + + + +bool GLGizmoPainterBase::is_mesh_point_clipped(const Vec3d& point) const +{ + if (m_c->object_clipper()->get_position() == 0.) + return false; + + auto sel_info = m_c->selection_info(); + int active_inst = m_c->selection_info()->get_active_instance(); + const ModelInstance* mi = sel_info->model_object()->instances[active_inst]; + const Transform3d& trafo = mi->get_transformation().get_matrix(); + + Vec3d transformed_point = trafo * point; + transformed_point(2) += sel_info->get_sla_shift(); + return m_c->object_clipper()->get_clipping_plane()->is_point_clipped(transformed_point); +} + + +// Following function is called from GLCanvas3D to inform the gizmo about a mouse/keyboard event. +// The gizmo has an opportunity to react - if it does, it should return true so that the Canvas3D is +// aware that the event was reacted to and stops trying to make different sense of it. If the gizmo +// concludes that the event was not intended for it, it should return false. +bool GLGizmoPainterBase::gizmo_event(SLAGizmoEventType action, const Vec2d& mouse_position, bool shift_down, bool alt_down, bool control_down) +{ + if (action == SLAGizmoEventType::MouseWheelUp + || action == SLAGizmoEventType::MouseWheelDown) { + if (control_down) { + double pos = m_c->object_clipper()->get_position(); + pos = action == SLAGizmoEventType::MouseWheelDown + ? std::max(0., pos - 0.01) + : std::min(1., pos + 0.01); + m_c->object_clipper()->set_position(pos, true); + return true; + } + else if (alt_down) { + m_cursor_radius = action == SLAGizmoEventType::MouseWheelDown + ? std::max(m_cursor_radius - CursorRadiusStep, CursorRadiusMin) + : std::min(m_cursor_radius + CursorRadiusStep, CursorRadiusMax); + m_parent.set_as_dirty(); + return true; + } + } + + 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 + ? EnforcerBlockerType::ENFORCER + : EnforcerBlockerType::BLOCKER; + else + new_state = action == SLAGizmoEventType::LeftDown + ? EnforcerBlockerType::ENFORCER + : EnforcerBlockerType::BLOCKER; + } + + 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(); + + // List of mouse positions that will be used as seeds for painting. + std::vector mouse_positions{mouse_position}; + + // In case current mouse position is far from the last one, + // add several positions from between into the list, so there + // are no gaps in the painted region. + { + if (m_last_mouse_position == Vec2d::Zero()) + m_last_mouse_position = mouse_position; + // resolution describes minimal distance limit using circle radius + // as a unit (e.g., 2 would mean the patches will be touching). + double resolution = 0.7; + double diameter_px = resolution * m_cursor_radius * camera.get_zoom(); + int patches_in_between = int(((mouse_position - m_last_mouse_position).norm() - diameter_px) / diameter_px); + if (patches_in_between > 0) { + Vec2d diff = (mouse_position - m_last_mouse_position)/(patches_in_between+1); + for (int i=1; i<=patches_in_between; ++i) + mouse_positions.emplace_back(m_last_mouse_position + i*diff); + } + } + m_last_mouse_position = Vec2d::Zero(); // only actual hits should be saved + + // Now "click" into all the prepared points and spill paint around them. + for (const Vec2d& mp : mouse_positions) { + std::vector>> hit_positions_and_facet_ids; + bool clipped_mesh_was_hit = false; + + 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::max(); + size_t closest_facet = 0; + int closest_hit_mesh_id = -1; + + // Transformations of individual meshes + std::vector trafo_matrices; + + int mesh_id = -1; + // Cast a ray on all meshes, pick the closest hit and save it for the respective mesh + for (const ModelVolume* mv : mo->volumes) { + if (! mv->is_model_part()) + continue; + + ++mesh_id; + + trafo_matrices.push_back(instance_trafo * mv->get_matrix()); + hit_positions_and_facet_ids.push_back(std::vector>()); + + if (m_c->raycaster()->raycasters()[mesh_id]->unproject_on_mesh( + mp, + trafo_matrices[mesh_id], + camera, + hit, + normal, + m_clipping_plane.get(), + &facet)) + { + // In case this hit is clipped, skip it. + if (is_mesh_point_clipped(hit.cast())) { + clipped_mesh_was_hit = true; + continue; + } + + // Is this hit the closest to the camera so far? + double hit_squared_distance = (camera.get_position()-trafo_matrices[mesh_id]*hit.cast()).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; + } + } + } + + 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 + // or when the user clicks the clipping plane. Missing the object entirely + // shall not capture the mouse. + if (closest_hit_mesh_id != -1 || clipped_mesh_was_hit) { + if (m_button_down == Button::None) + m_button_down = ((action == SLAGizmoEventType::LeftDown) ? Button::Left : Button::Right); + } + + if (closest_hit_mesh_id == -1) { + // In case we have no valid hit, we can return. The event will + // be stopped in following two cases: + // 1. clicking the clipping plane + // 2. dragging while painting (to prevent scene rotations and moving the object) + return clipped_mesh_was_hit + || dragging_while_painting; + } + + // Find respective mesh id. + mesh_id = -1; + for (const ModelVolume* mv : mo->volumes) { + if (! mv->is_model_part()) + continue; + ++mesh_id; + if (mesh_id == closest_hit_mesh_id) + break; + } + + const Transform3d& trafo_matrix = trafo_matrices[mesh_id]; + + // Calculate how far can a point be from the line (in mesh coords). + // FIXME: The scaling of the mesh can be non-uniform. + const Vec3d sf = Geometry::Transformation(trafo_matrix).get_scaling_factor(); + const float avg_scaling = (sf(0) + sf(1) + sf(2))/3.; + const float limit = m_cursor_radius/avg_scaling; + + // Calculate direction from camera to the hit (in mesh coords): + Vec3f camera_pos = (trafo_matrix.inverse() * camera.get_position()).cast(); + Vec3f dir = (closest_hit - camera_pos).normalized(); + + assert(mesh_id < int(m_triangle_selectors.size())); + m_triangle_selectors[mesh_id]->select_patch(closest_hit, closest_facet, camera_pos, + dir, limit, new_state); + m_last_mouse_position = mouse_position; + } + + return true; + } + + if ((action == SLAGizmoEventType::LeftUp || action == SLAGizmoEventType::RightUp) + && m_button_down != Button::None) { + // Take snapshot and update ModelVolume data. + wxString action_name = shift_down + ? _L("Remove selection") + : (m_button_down == Button::Left + ? _L("Add supports") + : _L("Block supports")); + activate_internal_undo_redo_stack(true); + Plater::TakeSnapshot(wxGetApp().plater(), action_name); + update_model_object(); + + m_button_down = Button::None; + m_last_mouse_position = Vec2d::Zero(); + return true; + } + + return false; +} + + + +void GLGizmoPainterBase::select_facets_by_angle(float threshold_deg, bool block) +{ + float threshold = (M_PI/180.)*threshold_deg; + 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()]; + + int mesh_id = -1; + for (const ModelVolume* mv : mo->volumes) { + if (! mv->is_model_part()) + continue; + + ++mesh_id; + + const Transform3d trafo_matrix = mi->get_matrix(true) * mv->get_matrix(true); + Vec3f down = (trafo_matrix.inverse() * (-Vec3d::UnitZ())).cast().normalized(); + Vec3f limit = (trafo_matrix.inverse() * Vec3d(std::sin(threshold), 0, -std::cos(threshold))).cast().normalized(); + + float dot_limit = limit.dot(down); + + // Now calculate dot product of vert_direction and facets' normals. + int idx = -1; + for (const stl_facet& facet : mv->mesh().stl.facet_start) { + ++idx; + if (facet.normal.dot(down) > dot_limit) + m_triangle_selectors[mesh_id]->set_facet(idx, + block + ? EnforcerBlockerType::BLOCKER + : EnforcerBlockerType::ENFORCER); + } + } + + activate_internal_undo_redo_stack(true); + + Plater::TakeSnapshot(wxGetApp().plater(), block ? _L("Block supports by angle") + : _L("Add supports by angle")); + update_model_object(); + m_parent.set_as_dirty(); + m_setting_angle = false; +} + + +void GLGizmoPainterBase::on_render_input_window(float x, float y, float bottom_limit) +{ + if (! m_c->selection_info()->model_object()) + return; + + const float approx_height = m_imgui->scaled(18.0f); + y = std::min(y, bottom_limit - approx_height); + m_imgui->set_next_window_pos(x, y, ImGuiCond_Always); + + if (! m_setting_angle) { + m_imgui->begin(on_get_name(), ImGuiWindowFlags_NoMove | ImGuiWindowFlags_AlwaysAutoResize | ImGuiWindowFlags_NoCollapse); + + // First calculate width of all the texts that are could possibly be shown. We will decide set the dialog width based on that: + const float clipping_slider_left = std::max(m_imgui->calc_text_size(m_desc.at("clipping_of_view")).x, m_imgui->calc_text_size(m_desc.at("reset_direction")).x) + m_imgui->scaled(1.5f); + const float cursor_slider_left = m_imgui->calc_text_size(m_desc.at("cursor_size")).x + m_imgui->scaled(1.f); + const float button_width = m_imgui->calc_text_size(m_desc.at("remove_all")).x + m_imgui->scaled(1.f); + const float minimal_slider_width = m_imgui->scaled(4.f); + + float caption_max = 0.f; + float total_text_max = 0.; + for (const std::string& t : {"enforce", "block", "remove"}) { + caption_max = std::max(caption_max, m_imgui->calc_text_size(m_desc.at(t+"_caption")).x); + total_text_max = std::max(total_text_max, caption_max + m_imgui->calc_text_size(m_desc.at(t)).x); + } + caption_max += m_imgui->scaled(1.f); + total_text_max += m_imgui->scaled(1.f); + + float window_width = minimal_slider_width + std::max(cursor_slider_left, clipping_slider_left); + window_width = std::max(window_width, total_text_max); + window_width = std::max(window_width, button_width); + + auto draw_text_with_caption = [this, &caption_max](const wxString& caption, const wxString& text) { + static const ImVec4 ORANGE(1.0f, 0.49f, 0.22f, 1.0f); + m_imgui->text_colored(ORANGE, caption); + ImGui::SameLine(caption_max); + m_imgui->text(text); + }; + + for (const std::string& t : {"enforce", "block", "remove"}) + draw_text_with_caption(m_desc.at(t + "_caption"), m_desc.at(t)); + + m_imgui->text(""); + + if (m_imgui->button("Autoset by angle...")) { + m_setting_angle = true; + } + + ImGui::SameLine(); + + if (m_imgui->button(m_desc.at("remove_all"))) { + Plater::TakeSnapshot(wxGetApp().plater(), wxString(_L("Reset selection"))); + ModelObject* mo = m_c->selection_info()->model_object(); + int idx = -1; + for (ModelVolume* mv : mo->volumes) { + if (mv->is_model_part()) { + ++idx; + m_triangle_selectors[idx]->reset(); + } + } + update_model_object(); + m_parent.set_as_dirty(); + } + + const float max_tooltip_width = ImGui::GetFontSize() * 20.0f; + + m_imgui->text(m_desc.at("cursor_size")); + ImGui::SameLine(clipping_slider_left); + ImGui::PushItemWidth(window_width - clipping_slider_left); + ImGui::SliderFloat(" ", &m_cursor_radius, CursorRadiusMin, CursorRadiusMax, "%.2f"); + if (ImGui::IsItemHovered()) { + ImGui::BeginTooltip(); + ImGui::PushTextWrapPos(max_tooltip_width); + ImGui::TextUnformatted(_L("Alt + Mouse wheel").ToUTF8().data()); + ImGui::PopTextWrapPos(); + ImGui::EndTooltip(); + } + + ImGui::Separator(); + if (m_c->object_clipper()->get_position() == 0.f) + m_imgui->text(m_desc.at("clipping_of_view")); + else { + if (m_imgui->button(m_desc.at("reset_direction"))) { + wxGetApp().CallAfter([this](){ + m_c->object_clipper()->set_position(-1., false); + }); + } + } + + ImGui::SameLine(clipping_slider_left); + ImGui::PushItemWidth(window_width - clipping_slider_left); + float clp_dist = m_c->object_clipper()->get_position(); + if (ImGui::SliderFloat(" ", &clp_dist, 0.f, 1.f, "%.2f")) + m_c->object_clipper()->set_position(clp_dist, true); + if (ImGui::IsItemHovered()) { + ImGui::BeginTooltip(); + ImGui::PushTextWrapPos(max_tooltip_width); + ImGui::TextUnformatted(_L("Ctrl + Mouse wheel").ToUTF8().data()); + ImGui::PopTextWrapPos(); + ImGui::EndTooltip(); + } + + m_imgui->end(); + if (m_setting_angle) { + m_parent.show_slope(false); + m_parent.set_slope_range({90.f - m_angle_threshold_deg, 90.f - m_angle_threshold_deg}); + m_parent.use_slope(true); + m_parent.set_as_dirty(); + } + } + else { + std::string name = "Autoset custom supports"; + m_imgui->begin(wxString(name), ImGuiWindowFlags_NoMove | ImGuiWindowFlags_AlwaysAutoResize | ImGuiWindowFlags_NoCollapse); + m_imgui->text("Threshold:"); + ImGui::SameLine(); + if (m_imgui->slider_float("", &m_angle_threshold_deg, 0.f, 90.f, "%.f")) + m_parent.set_slope_range({90.f - m_angle_threshold_deg, 90.f - m_angle_threshold_deg}); + if (m_imgui->button("Enforce")) + select_facets_by_angle(m_angle_threshold_deg, false); + ImGui::SameLine(); + if (m_imgui->button("Block")) + select_facets_by_angle(m_angle_threshold_deg, true); + ImGui::SameLine(); + if (m_imgui->button("Cancel")) + m_setting_angle = false; + m_imgui->end(); + if (! m_setting_angle) { + m_parent.use_slope(false); + m_parent.set_as_dirty(); + } + } +} + +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()) + 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(); + for (const auto& idx : list) + if (selection.get_volume(idx)->is_outside) + return false; + + return true; +} + +bool GLGizmoPainterBase::on_is_selectable() const +{ + return (wxGetApp().preset_bundle->printers.get_edited_preset().printer_technology() == ptFFF + && wxGetApp().get_mode() != comSimple ); +} + +std::string GLGizmoPainterBase::on_get_name() const +{ + return (_(L("FDM Support Editing")) + " [L]").ToUTF8().data(); +} + + +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 + if (! m_parent.get_gizmos_manager().is_serializing()) { + wxGetApp().CallAfter([this]() { + activate_internal_undo_redo_stack(true); + }); + } + } + if (m_state == Off && m_old_state != Off) { // the gizmo was just turned Off + // we are actually shutting down + if (m_setting_angle) { + m_setting_angle = false; + m_parent.use_slope(false); + } + activate_internal_undo_redo_stack(false); + m_old_mo_id = -1; + //m_iva.release_geometry(); + m_triangle_selectors.clear(); + } + m_old_state = m_state; +} + + + +void GLGizmoPainterBase::on_start_dragging() +{ + +} + + +void GLGizmoPainterBase::on_stop_dragging() +{ + +} + + + +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_fdm_support_data, which will be called + // soon after. + m_schedule_update = true; +} + + + +void GLGizmoPainterBase::on_save(cereal::BinaryOutputArchive&) const +{ + +} + + +void TriangleSelectorGUI::render(ImGuiWrapper* imgui) +{ + int enf_cnt = 0; + int blc_cnt = 0; + + m_iva_enforcers.release_geometry(); + m_iva_blockers.release_geometry(); + + for (const Triangle& tr : m_triangles) { + if (! tr.valid || tr.is_split() || tr.get_state() == EnforcerBlockerType::NONE) + continue; + + GLIndexedVertexArray& va = tr.get_state() == EnforcerBlockerType::ENFORCER + ? m_iva_enforcers + : m_iva_blockers; + int& cnt = tr.get_state() == EnforcerBlockerType::ENFORCER + ? enf_cnt + : blc_cnt; + + 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; + } + + m_iva_enforcers.finalize_geometry(true); + m_iva_blockers.finalize_geometry(true); + + if (m_iva_enforcers.has_VBOs()) { + ::glColor4f(0.f, 0.f, 1.f, 0.2f); + m_iva_enforcers.render(); + } + + + if (m_iva_blockers.has_VBOs()) { + ::glColor4f(1.f, 0.f, 0.f, 0.2f); + m_iva_blockers.render(); + } + + +#ifdef PRUSASLICER_TRIANGLE_SELECTOR_DEBUG + if (imgui) + render_debug(imgui); + else + assert(false); // If you want debug output, pass ptr to ImGuiWrapper. +#endif +} + + + +#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 cnts; + + ::glScalef(1.01f, 1.01f, 1.01f); + + for (int tr_id=0; tr_idpush_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 GUI +} // namespace Slic3r diff --git a/src/slic3r/GUI/Gizmos/GLGizmoPainterBase.hpp b/src/slic3r/GUI/Gizmos/GLGizmoPainterBase.hpp new file mode 100644 index 0000000000..1770c96a7d --- /dev/null +++ b/src/slic3r/GUI/Gizmos/GLGizmoPainterBase.hpp @@ -0,0 +1,127 @@ +#ifndef slic3r_GLGizmoPainterBase_hpp_ +#define slic3r_GLGizmoPainterBase_hpp_ + +#include "GLGizmoBase.hpp" + +#include "slic3r/GUI/3DScene.hpp" + +#include "libslic3r/ObjectID.hpp" +#include "libslic3r/TriangleSelector.hpp" + +#include + + + + +namespace Slic3r { + +enum class EnforcerBlockerType : int8_t; + +namespace GUI { + +enum class SLAGizmoEventType : unsigned char; +class ClippingPlane; + + + +class TriangleSelectorGUI : public TriangleSelector { +public: + explicit TriangleSelectorGUI(const TriangleMesh& mesh) + : TriangleSelector(mesh) {} + + // Render current selection. Transformation matrices are supposed + // to be already set. + void render(ImGuiWrapper* imgui = nullptr); + +#ifdef PRUSASLICER_TRIANGLE_SELECTOR_DEBUG + void render_debug(ImGuiWrapper* imgui); + bool m_show_triangles{false}; + bool m_show_invalid{false}; +#endif + +private: + GLIndexedVertexArray m_iva_enforcers; + GLIndexedVertexArray m_iva_blockers; + std::array m_varrays; +}; + + + +class GLGizmoPainterBase : public GLGizmoBase +{ +private: + ObjectID m_old_mo_id; + size_t m_old_volumes_size = 0; + + GLUquadricObj* m_quadric; + + float m_cursor_radius = 2.f; + static constexpr float CursorRadiusMin = 0.4f; // cannot be zero + static constexpr float CursorRadiusMax = 8.f; + static constexpr float CursorRadiusStep = 0.2f; + + // For each model-part volume, store status and division of the triangles. + std::vector> m_triangle_selectors; + +public: + GLGizmoPainterBase(GLCanvas3D& parent, const std::string& icon_filename, unsigned int sprite_id); + ~GLGizmoPainterBase() override; + void set_fdm_support_data(ModelObject* model_object, const Selection& selection); + bool gizmo_event(SLAGizmoEventType action, const Vec2d& mouse_position, bool shift_down, bool alt_down, bool control_down); + + +private: + bool on_init() override; + void on_render() const override; + void on_render_for_picking() const override {} + + void render_triangles(const Selection& selection) const; + void render_cursor_circle() const; + + void update_model_object() const; + void update_from_model_object(); + void activate_internal_undo_redo_stack(bool activate); + + void select_facets_by_angle(float threshold, bool block); + float m_angle_threshold_deg = 45.f; + + bool is_mesh_point_clipped(const Vec3d& point) const; + + float m_clipping_plane_distance = 0.f; + std::unique_ptr m_clipping_plane; + bool m_setting_angle = false; + bool m_internal_stack_active = false; + bool m_schedule_update = false; + Vec2d m_last_mouse_position = Vec2d::Zero(); + + // This map holds all translated description texts, so they can be easily referenced during layout calculations + // etc. When language changes, GUI is recreated and this class constructed again, so the change takes effect. + std::map m_desc; + + enum class Button { + None, + Left, + Right + }; + + Button m_button_down = Button::None; + EState m_old_state = Off; // to be able to see that the gizmo has just been closed (see on_set_state) + +protected: + void on_set_state() override; + void on_start_dragging() override; + void on_stop_dragging() override; + void on_render_input_window(float x, float y, float bottom_limit) override; + std::string on_get_name() const override; + bool on_is_activable() const override; + bool on_is_selectable() const override; + void on_load(cereal::BinaryInputArchive& ar) override; + void on_save(cereal::BinaryOutputArchive& ar) const override; + CommonGizmosDataID on_get_requirements() const override; +}; + + +} // namespace GUI +} // namespace Slic3r + +#endif // slic3r_GLGizmoPainterBase_hpp_