diff --git a/src/slic3r/GUI/3DScene.cpp b/src/slic3r/GUI/3DScene.cpp index c25bff45d..843aa6a33 100644 --- a/src/slic3r/GUI/3DScene.cpp +++ b/src/slic3r/GUI/3DScene.cpp @@ -564,6 +564,67 @@ int GLVolumeCollection::load_wipe_tower_preview( return int(volumes.size() - 1); } +// Load SLA auxiliary GLVolumes (for support trees or pad). +// This function produces volumes for multiple instances in a single shot, +// as some object specific mesh conversions may be expensive. +void GLVolumeCollection::load_object_auxiliary( + const SLAPrintObject* print_object, + int obj_idx, + // pairs of + const std::vector>& instances, + SLAPrintObjectStep milestone, + // Timestamp of the last change of the milestone + size_t timestamp) +{ + if (print_object->get_mesh_to_print() == nullptr) + return; + const Transform3d mesh_trafo_inv = print_object->trafo().inverse(); + + auto add_volume = [this, &instances, timestamp](int obj_idx, int inst_idx, const ModelInstance& model_instance, SLAPrintObjectStep step, + const TriangleMesh& mesh, const ColorRGBA& color, std::optional convex_hull = std::nullopt) { + if (mesh.empty()) + return; + + GLVolume& v = *this->volumes.emplace_back(new GLVolume(color)); +#if ENABLE_SMOOTH_NORMALS + v.model.init_from(mesh, true); +#else + v.model.init_from(mesh); + v.model.set_color(color); + v.mesh_raycaster = std::make_unique(std::make_shared(mesh)); +#endif // ENABLE_SMOOTH_NORMALS + v.composite_id = GLVolume::CompositeID(obj_idx, -int(step), inst_idx); + v.geometry_id = std::pair(timestamp, model_instance.id().id); + if (convex_hull.has_value()) + v.set_convex_hull(*convex_hull); + v.is_modifier = false; + v.shader_outside_printer_detection_enabled = (step == slaposSupportTree); + v.set_instance_transformation(model_instance.get_transformation()); + }; + + // Get the support mesh. + TriangleMesh supports_mesh = print_object->support_mesh(); + if (!supports_mesh.empty()) { + supports_mesh.transform(mesh_trafo_inv); + TriangleMesh convex_hull = supports_mesh.convex_hull_3d(); + for (const std::pair& instance_idx : instances) { + const ModelInstance& model_instance = *print_object->model_object()->instances[instance_idx.first]; + add_volume(obj_idx, (int)instance_idx.first, model_instance, slaposSupportTree, supports_mesh, GLVolume::SLA_SUPPORT_COLOR, convex_hull); + } + } + + // Get the pad mesh. + TriangleMesh pad_mesh = print_object->pad_mesh(); + if (!pad_mesh.empty()) { + pad_mesh.transform(mesh_trafo_inv); + TriangleMesh convex_hull = pad_mesh.convex_hull_3d(); + for (const std::pair& instance_idx : instances) { + const ModelInstance& model_instance = *print_object->model_object()->instances[instance_idx.first]; + add_volume(obj_idx, (int)instance_idx.first, model_instance, slaposPad, pad_mesh, GLVolume::SLA_PAD_COLOR, convex_hull); + } + } +} + GLVolume* GLVolumeCollection::new_toolpath_volume(const ColorRGBA& rgba) { GLVolume* out = new_nontoolpath_volume(rgba); diff --git a/src/slic3r/GUI/3DScene.hpp b/src/slic3r/GUI/3DScene.hpp index 9791a0faf..9095885fc 100644 --- a/src/slic3r/GUI/3DScene.hpp +++ b/src/slic3r/GUI/3DScene.hpp @@ -430,6 +430,16 @@ public: float pos_x, float pos_y, float width, float depth, float height, float rotation_angle, bool size_unknown, float brim_width); #endif // ENABLE_OPENGL_ES + // Load SLA auxiliary GLVolumes (for support trees or pad). + void load_object_auxiliary( + const SLAPrintObject* print_object, + int obj_idx, + // pairs of + const std::vector>& instances, + SLAPrintObjectStep milestone, + // Timestamp of the last change of the milestone + size_t timestamp); + GLVolume* new_toolpath_volume(const ColorRGBA& rgba); GLVolume* new_nontoolpath_volume(const ColorRGBA& rgba); // Render the volumes by OpenGL. diff --git a/src/slic3r/GUI/GLCanvas3D.cpp b/src/slic3r/GUI/GLCanvas3D.cpp index 1f2f668c3..ea79739c4 100644 --- a/src/slic3r/GUI/GLCanvas3D.cpp +++ b/src/slic3r/GUI/GLCanvas3D.cpp @@ -1881,6 +1881,15 @@ void GLCanvas3D::reload_scene(bool refresh_immediately, bool force_full_scene_re size_t volume_idx; }; + // SLA steps to pull the preview meshes for. + typedef std::array SLASteps; + SLASteps sla_steps = { slaposDrillHoles, slaposSupportTree, slaposPad }; + struct SLASupportState { + std::array::value> step; + }; + // State of the sla_steps for all SLAPrintObjects. + std::vector sla_support_state; + std::vector instance_ids_selected; std::vector map_glvolume_old_to_new(m_volumes.volumes.size(), size_t(-1)); std::vector deleted_volumes; @@ -1906,6 +1915,37 @@ void GLCanvas3D::reload_scene(bool refresh_immediately, bool force_full_scene_re } } + if (printer_technology == ptSLA) { + const SLAPrint* sla_print = this->sla_print(); +#ifndef NDEBUG + // Verify that the SLAPrint object is synchronized with m_model. + check_model_ids_equal(*m_model, sla_print->model()); +#endif // NDEBUG + sla_support_state.reserve(sla_print->objects().size()); + for (const SLAPrintObject* print_object : sla_print->objects()) { + SLASupportState state; + for (size_t istep = 0; istep < sla_steps.size(); ++istep) { + state.step[istep] = print_object->step_state_with_timestamp(sla_steps[istep]); + if (state.step[istep].state == PrintStateBase::State::Done) { + std::shared_ptr m = print_object->get_mesh_to_print(); + if (m == nullptr || m->empty()) + // Consider the DONE step without a valid mesh as invalid for the purpose + // of mesh visualization. + state.step[istep].state = PrintStateBase::State::Invalidated; + else { + for (const ModelInstance* model_instance : print_object->model_object()->instances) { + // Only the instances, which are currently printable, will have the SLA support structures kept. + // The instances outside the print bed will have the GLVolumes of their support structures released. + if (model_instance->is_printable()) + aux_volume_state.emplace_back(state.step[istep].timestamp, model_instance->id()); + } + } + } + } + sla_support_state.emplace_back(state); + } + } + std::sort(model_volume_state.begin(), model_volume_state.end(), model_volume_state_lower); std::sort(aux_volume_state.begin(), aux_volume_state.end(), model_volume_state_lower); // Release all ModelVolume based GLVolumes not found in the current Model. Find the GLVolume of a hollowed mesh. @@ -2020,6 +2060,118 @@ void GLCanvas3D::reload_scene(bool refresh_immediately, bool force_full_scene_re } } + if (printer_technology == ptSLA) { + size_t idx = 0; + const SLAPrint *sla_print = this->sla_print(); + std::vector shift_zs(m_model->objects.size(), 0); + double relative_correction_z = sla_print->relative_correction().z(); + if (relative_correction_z <= EPSILON) + relative_correction_z = 1.; + for (const SLAPrintObject *print_object : sla_print->objects()) { + SLASupportState &state = sla_support_state[idx ++]; + const ModelObject *model_object = print_object->model_object(); + // Find an index of the ModelObject + int object_idx; + // There may be new SLA volumes added to the scene for this print_object. + // Find the object index of this print_object in the Model::objects list. + auto it = std::find(sla_print->model().objects.begin(), sla_print->model().objects.end(), model_object); + assert(it != sla_print->model().objects.end()); + object_idx = it - sla_print->model().objects.begin(); + // Cache the Z offset to be applied to all volumes with this object_idx. + shift_zs[object_idx] = print_object->get_current_elevation() / relative_correction_z; + // Collect indices of this print_object's instances, for which the SLA support meshes are to be added to the scene. + // pairs of + std::vector> instances[std::tuple_size::value]; + for (size_t print_instance_idx = 0; print_instance_idx < print_object->instances().size(); ++ print_instance_idx) { + const SLAPrintObject::Instance &instance = print_object->instances()[print_instance_idx]; + // Find index of ModelInstance corresponding to this SLAPrintObject::Instance. + auto it = std::find_if(model_object->instances.begin(), model_object->instances.end(), + [&instance](const ModelInstance *mi) { return mi->id() == instance.instance_id; }); + assert(it != model_object->instances.end()); + int instance_idx = it - model_object->instances.begin(); + for (size_t istep = 0; istep < sla_steps.size(); ++istep) { + if (sla_steps[istep] == slaposDrillHoles) { + // Hollowing is a special case, where the mesh from the backend is being loaded into the 1st volume of an instance, + // not into its own GLVolume. + // There shall always be such a GLVolume allocated. + ModelVolumeState key(model_object->volumes.front()->id(), instance.instance_id); + auto it = std::lower_bound(model_volume_state.begin(), model_volume_state.end(), key, model_volume_state_lower); + assert(it != model_volume_state.end() && it->geometry_id == key.geometry_id); + assert(!it->new_geometry()); + GLVolume& volume = *m_volumes.volumes[it->volume_idx]; + if (!volume.offsets.empty() && state.step[istep].timestamp != volume.offsets.front()) { + // The backend either produced a new hollowed mesh, or it invalidated the one that the front end has seen. + volume.model.reset(); + if (state.step[istep].state == PrintStateBase::State::Done) { + std::shared_ptr m = print_object->get_mesh_to_print(); + assert(m != nullptr && !m->empty()); + TriangleMesh mesh(*m); + // sla_trafo does not contain volume trafo. To get a mesh to create + // a new volume from, we have to apply vol trafo inverse separately. + const ModelObject& mo = *m_model->objects[volume.object_idx()]; + Transform3d trafo = sla_print->sla_trafo(mo) * mo.volumes.front()->get_transformation().get_matrix(); + mesh.transform(trafo.inverse()); +#if ENABLE_SMOOTH_NORMALS + volume.model.init_from(mesh, true); +#else + volume.model.init_from(mesh); + volume.mesh_raycaster = std::make_unique(std::make_shared(mesh)); +#endif // ENABLE_SMOOTH_NORMALS + } + else { + // Reload the original volume. +#if ENABLE_SMOOTH_NORMALS + volume.model.init_from(m_model->objects[volume.object_idx()]->volumes[volume.volume_idx()]->mesh(), true); +#else + const TriangleMesh& new_mesh = m_model->objects[volume.object_idx()]->volumes[volume.volume_idx()]->mesh(); + volume.model.init_from(new_mesh); + volume.mesh_raycaster = std::make_unique(std::make_shared(new_mesh)); +#endif // ENABLE_SMOOTH_NORMALS + } + } + //FIXME it is an ugly hack to write the timestamp into the "offsets" field to not have to add another member variable + // to the GLVolume. We should refactor GLVolume significantly, so that the GLVolume will not contain member variables + // of various concenrs (model vs. 3D print path). + volume.offsets = { state.step[istep].timestamp }; + } + else if (state.step[istep].state == PrintStateBase::State::Done) { + // Check whether there is an existing auxiliary volume to be updated, or a new auxiliary volume to be created. + ModelVolumeState key(state.step[istep].timestamp, instance.instance_id.id); + auto it = std::lower_bound(aux_volume_state.begin(), aux_volume_state.end(), key, model_volume_state_lower); + assert(it != aux_volume_state.end() && it->geometry_id == key.geometry_id); + if (it->new_geometry()) { + // This can be an SLA support structure that should not be rendered (in case someone used undo + // to revert to before it was generated). If that's the case, we should not generate anything. + if (model_object->sla_points_status != sla::PointsStatus::NoPoints) + instances[istep].emplace_back(std::pair(instance_idx, print_instance_idx)); + else + shift_zs[object_idx] = 0.; + } + else { + // Recycling an old GLVolume. Update the Object/Instance indices into the current Model. + m_volumes.volumes[it->volume_idx]->composite_id = GLVolume::CompositeID(object_idx, m_volumes.volumes[it->volume_idx]->volume_idx(), instance_idx); + m_volumes.volumes[it->volume_idx]->set_instance_transformation(model_object->instances[instance_idx]->get_transformation()); + } + } + } + } + + for (size_t istep = 0; istep < sla_steps.size(); ++istep) { + if (!instances[istep].empty()) + m_volumes.load_object_auxiliary(print_object, object_idx, instances[istep], sla_steps[istep], state.step[istep].timestamp); + } + } + + // Shift-up all volumes of the object so that it has the right elevation with respect to the print bed + for (GLVolume* volume : m_volumes.volumes) { + if (volume->object_idx() < (int)m_model->objects.size() && m_model->objects[volume->object_idx()]->instances[volume->instance_idx()]->is_printable()) { + const SLAPrintObject* po = sla_print->objects()[volume->object_idx()]; + float zoffs = po->get_current_elevation() / sla_print->relative_correction().z(); + volume->set_sla_shift_z(zoffs); + } + } + } + if (printer_technology == ptFFF && m_config->has("nozzle_diameter")) { // Should the wipe tower be visualized ? unsigned int extruders_count = (unsigned int)dynamic_cast(m_config->option("nozzle_diameter"))->values.size(); @@ -6805,9 +6957,9 @@ void GLCanvas3D::_load_sla_shells() // adds objects' volumes for (const SLAPrintObject* obj : print->objects()) { unsigned int initial_volumes_count = (unsigned int)m_volumes.volumes.size(); - for (const SLAPrintObject::Instance& instance : obj->instances()) { - std::shared_ptr m = obj->get_mesh_to_print(); - if (m && !m->empty()) { + std::shared_ptr m = obj->get_mesh_to_print(); + if (m && !m->empty()) { + for (const SLAPrintObject::Instance& instance : obj->instances()) { add_volume(*obj, 0, instance, *m, GLVolume::MODEL_COLOR[0], true); // Set the extruder_id and volume_id to achieve the same color as in the 3D scene when // through the update_volumes_colors_by_extruder() call. @@ -6818,7 +6970,7 @@ void GLCanvas3D::_load_sla_shells() add_volume(*obj, -int(slaposPad), instance, pad_mesh, GLVolume::SLA_PAD_COLOR, false); } } - double shift_z = obj->get_current_elevation(); + const double shift_z = obj->get_current_elevation(); for (unsigned int i = initial_volumes_count; i < m_volumes.volumes.size(); ++ i) { // apply shift z m_volumes.volumes[i]->set_sla_shift_z(shift_z); diff --git a/src/slic3r/GUI/Gizmos/GLGizmoHollow.cpp b/src/slic3r/GUI/Gizmos/GLGizmoHollow.cpp index d04a9cf2f..85e9d16ce 100644 --- a/src/slic3r/GUI/Gizmos/GLGizmoHollow.cpp +++ b/src/slic3r/GUI/Gizmos/GLGizmoHollow.cpp @@ -101,6 +101,7 @@ void GLGizmoHollow::on_render() m_selection_rectangle.render(m_parent); m_c->object_clipper()->render_cut(); + m_c->supports_clipper()->render_cut(); glsafe(::glDisable(GL_BLEND)); } @@ -772,6 +773,14 @@ RENDER_AGAIN: if (m_imgui->slider_float("##clp_dist", &clp_dist, 0.f, 1.f, "%.2f")) m_c->object_clipper()->set_position_by_ratio(clp_dist, true); + // make sure supports are shown/hidden as appropriate + ImGui::Separator(); + bool show_sups = are_sla_supports_shown(); + if (m_imgui->checkbox(m_desc["show_supports"], show_sups)) { + show_sla_supports(show_sups); + force_refresh = true; + } + m_imgui->disabled_end(); m_imgui->end(); diff --git a/src/slic3r/GUI/Gizmos/GLGizmoSlaBase.cpp b/src/slic3r/GUI/Gizmos/GLGizmoSlaBase.cpp index 3ac438902..dac76b391 100644 --- a/src/slic3r/GUI/Gizmos/GLGizmoSlaBase.cpp +++ b/src/slic3r/GUI/Gizmos/GLGizmoSlaBase.cpp @@ -30,7 +30,8 @@ CommonGizmosDataID GLGizmoSlaBase::on_get_requirements() const int(CommonGizmosDataID::SelectionInfo) | int(CommonGizmosDataID::InstancesHider) | int(CommonGizmosDataID::Raycaster) - | int(CommonGizmosDataID::ObjectClipper)); + | int(CommonGizmosDataID::ObjectClipper) + | int(CommonGizmosDataID::SupportsClipper)); } void GLGizmoSlaBase::update_volumes() @@ -50,27 +51,54 @@ void GLGizmoSlaBase::update_volumes() TriangleMesh backend_mesh; std::shared_ptr preview_mesh_ptr = po->get_mesh_to_print(); - if (preview_mesh_ptr) - backend_mesh = TriangleMesh{*preview_mesh_ptr}; + if (preview_mesh_ptr != nullptr) + backend_mesh = TriangleMesh(*preview_mesh_ptr); if (!backend_mesh.empty()) { - // The backend has generated a valid mesh. Use it - backend_mesh.transform(po->trafo().inverse()); - m_volumes.volumes.emplace_back(new GLVolume()); - GLVolume* new_volume = m_volumes.volumes.back(); - new_volume->model.init_from(backend_mesh); - new_volume->set_instance_transformation(po->model_object()->instances[m_parent.get_selection().get_instance_idx()]->get_transformation()); - new_volume->set_sla_shift_z(po->get_current_elevation()); - new_volume->mesh_raycaster = std::make_unique(backend_mesh); auto last_comp_step = static_cast(po->last_completed_step()); if (last_comp_step == slaposCount) last_comp_step = -1; m_input_enabled = last_comp_step >= m_min_sla_print_object_step; - if (m_input_enabled) - new_volume->selected = true; // to set the proper color - else - new_volume->set_color(DISABLED_COLOR); + + const int object_idx = m_parent.get_selection().get_object_idx(); + const int instance_idx = m_parent.get_selection().get_instance_idx(); + const Geometry::Transformation& inst_trafo = po->model_object()->instances[instance_idx]->get_transformation(); + const double current_elevation = po->get_current_elevation(); + + auto add_volume = [this, object_idx, instance_idx, &inst_trafo, current_elevation](const TriangleMesh& mesh, int volume_id, bool add_mesh_raycaster = false) { + GLVolume* volume = m_volumes.volumes.emplace_back(new GLVolume()); + volume->model.init_from(mesh); + volume->set_instance_transformation(inst_trafo); + volume->set_sla_shift_z(current_elevation); + if (add_mesh_raycaster) + volume->mesh_raycaster = std::make_unique(mesh); + if (m_input_enabled) + volume->selected = true; // to set the proper color + else + volume->set_color(DISABLED_COLOR); + volume->composite_id = GLVolume::CompositeID(object_idx, volume_id, instance_idx); + }; + + const Transform3d po_trafo_inverse = po->trafo().inverse(); + + // main mesh + backend_mesh.transform(po_trafo_inverse); + add_volume(backend_mesh, 0, true); + + // supports mesh + TriangleMesh supports_mesh = po->support_mesh(); + if (!supports_mesh.empty()) { + supports_mesh.transform(po_trafo_inverse); + add_volume(supports_mesh, -int(slaposSupportTree)); + } + + // pad mesh + TriangleMesh pad_mesh = po->pad_mesh(); + if (!pad_mesh.empty()) { + pad_mesh.transform(po_trafo_inverse); + add_volume(pad_mesh, -int(slaposPad)); + } } if (m_volumes.volumes.empty()) { @@ -110,7 +138,11 @@ void GLGizmoSlaBase::render_volumes() clipping_plane.set_normal(-clipping_plane.get_normal()); m_volumes.set_clipping_plane(clipping_plane.get_data()); - m_volumes.render(GLVolumeCollection::ERenderType::Opaque, false, camera.get_view_matrix(), camera.get_projection_matrix()); + for (GLVolume* v : m_volumes.volumes) { + v->is_active = m_show_sla_supports || (!v->is_sla_pad() && !v->is_sla_support()); + } + + m_volumes.render(GLVolumeCollection::ERenderType::Opaque, true, camera.get_view_matrix(), camera.get_projection_matrix()); shader->stop_using(); } @@ -119,7 +151,8 @@ void GLGizmoSlaBase::register_volume_raycasters_for_picking() { for (size_t i = 0; i < m_volumes.volumes.size(); ++i) { const GLVolume* v = m_volumes.volumes[i]; - m_volume_raycasters.emplace_back(m_parent.add_raycaster_for_picking(SceneRaycaster::EType::Gizmo, VOLUME_RAYCASTERS_BASE_ID + (int)i, *v->mesh_raycaster, v->world_matrix())); + if (!v->is_sla_pad() && !v->is_sla_support()) + m_volume_raycasters.emplace_back(m_parent.add_raycaster_for_picking(SceneRaycaster::EType::Gizmo, VOLUME_RAYCASTERS_BASE_ID + (int)i, *v->mesh_raycaster, v->world_matrix())); } } diff --git a/src/slic3r/GUI/Gizmos/GLGizmoSlaBase.hpp b/src/slic3r/GUI/Gizmos/GLGizmoSlaBase.hpp index 438477598..acda5a8a1 100644 --- a/src/slic3r/GUI/Gizmos/GLGizmoSlaBase.hpp +++ b/src/slic3r/GUI/Gizmos/GLGizmoSlaBase.hpp @@ -40,11 +40,15 @@ protected: bool unproject_on_mesh(const Vec2d& mouse_pos, std::pair& pos_and_normal); + bool are_sla_supports_shown() const { return m_show_sla_supports; } + void show_sla_supports(bool show) { m_show_sla_supports = show; } + const GLVolumeCollection &volumes() const { return m_volumes; } private: GLVolumeCollection m_volumes; bool m_input_enabled{ false }; + bool m_show_sla_supports{ false }; int m_min_sla_print_object_step{ -1 }; std::vector> m_volume_raycasters; }; diff --git a/src/slic3r/GUI/Gizmos/GLGizmoSlaSupports.cpp b/src/slic3r/GUI/Gizmos/GLGizmoSlaSupports.cpp index 4d76dfb04..073d3fa29 100644 --- a/src/slic3r/GUI/Gizmos/GLGizmoSlaSupports.cpp +++ b/src/slic3r/GUI/Gizmos/GLGizmoSlaSupports.cpp @@ -25,8 +25,10 @@ namespace Slic3r { namespace GUI { GLGizmoSlaSupports::GLGizmoSlaSupports(GLCanvas3D& parent, const std::string& icon_filename, unsigned int sprite_id) - : GLGizmoSlaBase(parent, icon_filename, sprite_id, slaposDrillHoles) -{} +: GLGizmoSlaBase(parent, icon_filename, sprite_id, slaposDrillHoles) +{ + show_sla_supports(true); +} bool GLGizmoSlaSupports::on_init() { @@ -127,6 +129,7 @@ void GLGizmoSlaSupports::on_render() m_selection_rectangle.render(m_parent); m_c->object_clipper()->render_cut(); + m_c->supports_clipper()->render_cut(); glsafe(::glDisable(GL_BLEND)); } diff --git a/src/slic3r/GUI/Gizmos/GLGizmosCommon.cpp b/src/slic3r/GUI/Gizmos/GLGizmosCommon.cpp index a8dc16c55..1e5bd7955 100644 --- a/src/slic3r/GUI/Gizmos/GLGizmosCommon.cpp +++ b/src/slic3r/GUI/Gizmos/GLGizmosCommon.cpp @@ -453,83 +453,66 @@ void SupportsClipper::on_update() if (! mo || ! is_sla) return; - const GLCanvas3D* canvas = get_pool()->get_canvas(); - const PrintObjects& print_objects = canvas->sla_print()->objects(); - const SLAPrintObject* print_object = (m_print_object_idx >= 0 && m_print_object_idx < int(print_objects.size())) - ? print_objects[m_print_object_idx] - : nullptr; + const SLAPrintObject* print_object = get_pool()->selection_info()->print_object(); + if (print_object == nullptr) + return; - // Find the respective SLAPrintObject. - if (m_print_object_idx < 0 || m_print_objects_count != int(print_objects.size())) { - m_print_objects_count = print_objects.size(); - m_print_object_idx = -1; - for (const SLAPrintObject* po : print_objects) { - ++m_print_object_idx; - if (po->model_object()->id() == mo->id()) { - print_object = po; - break; - } - } + if (print_object->get_mesh_to_print() == nullptr) { + // The object has been not sliced yet. We better dump the cached data. + m_supports_clipper.reset(); + m_pad_clipper.reset(); + return; } - if (print_object - && print_object->is_step_done(slaposSupportTree) - && ! print_object->support_mesh().empty()) - { - // If the supports are already calculated, save the timestamp of the respective step - // so we can later tell they were recalculated. - size_t timestamp = print_object->step_state_with_timestamp(slaposSupportTree).timestamp; - if (! m_clipper || timestamp != m_old_timestamp) { - // The timestamp has changed. - m_clipper.reset(new MeshClipper); - // The mesh should already have the shared vertices calculated. - m_clipper->set_mesh(print_object->support_mesh().its); - m_old_timestamp = timestamp; - } + const TriangleMesh& support_mesh = print_object->support_mesh(); + if (support_mesh.empty()) { + // The supports are not available yet. We better dump the cached data. + m_supports_clipper.reset(); + } + else { + m_supports_clipper.reset(new MeshClipper); + m_supports_clipper->set_mesh(support_mesh.its); + } + + const TriangleMesh& pad_mesh = print_object->pad_mesh(); + if (pad_mesh.empty()) { + // The supports are not available yet. We better dump the cached data. + m_pad_clipper.reset(); + } + else { + m_pad_clipper.reset(new MeshClipper); + m_pad_clipper->set_mesh(pad_mesh.its); } - else - // The supports are not valid. We better dump the cached data. - m_clipper.reset(); } void SupportsClipper::on_release() { - m_clipper.reset(); - m_old_timestamp = 0; + m_supports_clipper.reset(); + m_pad_clipper.reset(); m_print_object_idx = -1; } void SupportsClipper::render_cut() const { const CommonGizmosDataObjects::ObjectClipper* ocl = get_pool()->object_clipper(); - if (ocl->get_position() == 0. - || ! m_clipper) + if (ocl->get_position() == 0.) return; const SelectionInfo* sel_info = get_pool()->selection_info(); - const ModelObject* mo = sel_info->model_object(); - const Geometry::Transformation inst_trafo = mo->instances[sel_info->get_active_instance()]->get_transformation(); - //Geometry::Transformation vol_trafo = mo->volumes.front()->get_transformation(); - Geometry::Transformation trafo = inst_trafo;// * vol_trafo; - trafo.set_offset(trafo.get_offset() + Vec3d(0., 0., sel_info->get_sla_shift())); + const Geometry::Transformation inst_trafo = sel_info->model_object()->instances[sel_info->get_active_instance()]->get_transformation(); + if (m_supports_clipper != nullptr) { + m_supports_clipper->set_plane(*ocl->get_clipping_plane()); + m_supports_clipper->set_transformation(inst_trafo); + m_supports_clipper->render_cut({ 1.0f, 0.f, 0.37f, 1.0f }); + } - // Get transformation of supports - Geometry::Transformation supports_trafo = trafo; - supports_trafo.set_scaling_factor(Vec3d::Ones()); - supports_trafo.set_offset(Vec3d(trafo.get_offset()(0), trafo.get_offset()(1), sel_info->get_sla_shift())); - supports_trafo.set_rotation(Vec3d(0., 0., trafo.get_rotation()(2))); - // I don't know why, but following seems to be correct. - supports_trafo.set_mirror(Vec3d(trafo.get_mirror()(0) * trafo.get_mirror()(1) * trafo.get_mirror()(2), - 1, - 1.)); - - m_clipper->set_plane(*ocl->get_clipping_plane()); - m_clipper->set_transformation(supports_trafo); - - m_clipper->render_cut({ 1.0f, 0.f, 0.37f, 1.0f }); - m_clipper->render_contour({ 1.f, 1.f, 1.f, 1.f }); + if (m_pad_clipper != nullptr) { + m_pad_clipper->set_plane(*ocl->get_clipping_plane()); + m_pad_clipper->set_transformation(inst_trafo); + m_pad_clipper->render_cut({ 0.6f, 0.f, 0.222f, 1.0f }); + } } diff --git a/src/slic3r/GUI/Gizmos/GLGizmosCommon.hpp b/src/slic3r/GUI/Gizmos/GLGizmosCommon.hpp index 01b888be0..785c66076 100644 --- a/src/slic3r/GUI/Gizmos/GLGizmosCommon.hpp +++ b/src/slic3r/GUI/Gizmos/GLGizmosCommon.hpp @@ -293,10 +293,10 @@ protected: void on_release() override; private: - size_t m_old_timestamp = 0; int m_print_object_idx = -1; int m_print_objects_count = 0; - std::unique_ptr m_clipper; + std::unique_ptr m_supports_clipper; + std::unique_ptr m_pad_clipper; }; } // namespace CommonGizmosDataObjects