Tech ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS - Reworked detection of collision with printbed. The detection uses now different algorithms in dependence of the printbed type (rectangular, circular, convex) to improve performance.

src/libslic3r/GCode/GCodeProcessor.cpp

@@ -720,6 +720,9 @@ void GCodeProcessor::UsedFilaments::process_caches(GCodeProcessor* processor)
 void GCodeProcessor::Result::reset() {
     moves = std::vector<GCodeProcessor::MoveVertex>();
     bed_shape = Pointfs();
+#if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
+    max_print_height = 0.0f;
+#endif // ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
     settings_ids.reset();
     extruders_count = 0;
     extruder_colors = std::vector<std::string>();
@@ -734,6 +737,9 @@ void GCodeProcessor::Result::reset() {
     moves.clear();
     lines_ends.clear();
     bed_shape = Pointfs();
+#if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
+    max_print_height = 0.0f;
+#endif // ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
     settings_ids.reset();
     extruders_count = 0;
     extruder_colors = std::vector<std::string>();
@@ -883,6 +889,10 @@ void GCodeProcessor::apply_config(const PrintConfig& config)
     const ConfigOptionFloatOrPercent* first_layer_height = config.option<ConfigOptionFloatOrPercent>("first_layer_height");
     if (first_layer_height != nullptr)
         m_first_layer_height = std::abs(first_layer_height->value);
+
+#if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
+    m_result.max_print_height = config.max_print_height;
+#endif // ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
 }
 
 void GCodeProcessor::apply_config(const DynamicPrintConfig& config)
@@ -1112,6 +1122,12 @@ void GCodeProcessor::apply_config(const DynamicPrintConfig& config)
     const ConfigOptionFloatOrPercent* first_layer_height = config.option<ConfigOptionFloatOrPercent>("first_layer_height");
     if (first_layer_height != nullptr)
         m_first_layer_height = std::abs(first_layer_height->value);
+
+#if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
+    const ConfigOptionFloat* max_print_height = config.option<ConfigOptionFloat>("max_print_height");
+    if (max_print_height != nullptr)
+        m_result.max_print_height = max_print_height->value;
+#endif // ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
 }
 
 void GCodeProcessor::enable_stealth_time_estimator(bool enabled)

src/libslic3r/GCode/GCodeProcessor.hpp

@@ -351,6 +351,9 @@ namespace Slic3r {
             // Positions of ends of lines of the final G-code this->filename after TimeProcessor::post_process() finalizes the G-code.
             std::vector<size_t> lines_ends;
             Pointfs bed_shape;
+#if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
+            float max_print_height;
+#endif // ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
             SettingsIds settings_ids;
             size_t extruders_count;
             std::vector<std::string> extruder_colors;

src/slic3r/GUI/3DBed.cpp

@@ -282,9 +282,11 @@ bool Bed3D::is_circle(const Pointfs& shape, Vec2d* center, double* radius)
 
     avg_dist /= vertex_distances.size();
 
+    double tolerance = avg_dist * 0.01;
+
     bool defined_value = true;
     for (double el : vertex_distances) {
-        if (fabs(el - avg_dist) > 10.0 * SCALED_EPSILON)
+        if (fabs(el - avg_dist) > tolerance)
             defined_value = false;
         break;
     }
@@ -298,6 +300,11 @@ bool Bed3D::is_circle(const Pointfs& shape, Vec2d* center, double* radius)
     return defined_value;
 }
 
+bool Bed3D::is_convex(const Pointfs& shape)
+{
+    return Polygon::new_scale(shape).convex_points().size() == shape.size();
+}
+
 Bed3D::EShapeType Bed3D::detect_shape_type(const Pointfs& shape)
 {
     if (shape.size() < 3)

src/slic3r/GUI/3DBed.hpp

@@ -139,6 +139,7 @@ public:
 #if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
     static bool is_rectangle(const Pointfs& shape, Vec2d* min = nullptr, Vec2d* max = nullptr);
     static bool is_circle(const Pointfs& shape, Vec2d* center = nullptr, double* radius = nullptr);
+    static bool is_convex(const Pointfs& shape);
     static EShapeType detect_shape_type(const Pointfs& shape);
 #endif // ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
 

src/slic3r/GUI/3DScene.cpp

@@ -11,6 +11,9 @@
 #include "GUI_App.hpp"
 #include "Plater.hpp"
 #include "BitmapCache.hpp"
+#if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
+#include "3DBed.hpp"
+#endif // ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
 
 #include "libslic3r/ExtrusionEntity.hpp"
 #include "libslic3r/ExtrusionEntityCollection.hpp"
@@ -267,6 +270,12 @@ void GLIndexedVertexArray::render(
     const std::pair<size_t, size_t>& tverts_range,
     const std::pair<size_t, size_t>& qverts_range) const
 {
+#if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
+    // this method has been called before calling finalize() ?
+    if (this->vertices_and_normals_interleaved_VBO_id == 0 && !this->vertices_and_normals_interleaved.empty())
+        return;
+#endif // ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
+
     assert(this->vertices_and_normals_interleaved_VBO_id != 0);
     assert(this->triangle_indices_VBO_id != 0 || this->quad_indices_VBO_id != 0);
 
@@ -879,7 +888,7 @@ int GLVolumeCollection::load_wipe_tower_preview(
     GLVolume& v = *volumes.back();
     v.indexed_vertex_array.load_mesh(mesh);
 #if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
-    v.calc_convex_hull_3d();
+    v.set_convex_hull(mesh.convex_hull_3d());
 #endif // ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
     v.indexed_vertex_array.finalize_geometry(opengl_initialized);
     v.set_volume_offset(Vec3d(pos_x, pos_y, 0.0));
@@ -1038,7 +1047,11 @@ void GLVolumeCollection::render(GLVolumeCollection::ERenderType type, bool disab
         glsafe(::glDisable(GL_BLEND));
 }
 
+#if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
+bool GLVolumeCollection::check_outside_state(const DynamicPrintConfig* config, ModelInstanceEPrintVolumeState* out_state, bool as_toolpaths) const
+#else
 bool GLVolumeCollection::check_outside_state(const DynamicPrintConfig* config, ModelInstanceEPrintVolumeState* out_state) const
+#endif // ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
 {
     if (config == nullptr)
         return false;
@@ -1050,6 +1063,57 @@ bool GLVolumeCollection::check_outside_state(const DynamicPrintConfig* config, M
 #if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
     const Polygon bed_poly = offset(Polygon::new_scale(opt->values), static_cast<float>(scale_(BedEpsilon))).front();
     const float bed_height = config->opt_float("max_print_height");
+    const BoundingBox bed_box_2D = get_extents(bed_poly);
+    BoundingBoxf3 print_volume({ unscale<double>(bed_box_2D.min.x()), unscale<double>(bed_box_2D.min.y()), -1e10 },
+                               { unscale<double>(bed_box_2D.max.x()), unscale<double>(bed_box_2D.max.y()), bed_height });
+
+    auto check_against_rectangular_bed = [&print_volume](GLVolume& volume, ModelInstanceEPrintVolumeState& state) {
+        const BoundingBoxf3* const bb = volume.is_sinking() ? &volume.transformed_non_sinking_bounding_box() : &volume.transformed_convex_hull_bounding_box();
+        volume.is_outside = !print_volume.contains(*bb);
+        if (volume.printable) {
+            if (state == ModelInstancePVS_Inside && volume.is_outside)
+                state = ModelInstancePVS_Fully_Outside;
+            if (state == ModelInstancePVS_Fully_Outside && volume.is_outside && print_volume.intersects(*bb))
+                state = ModelInstancePVS_Partly_Outside;
+        }
+    };
+
+    auto check_against_circular_bed = [](GLVolume& volume, ModelInstanceEPrintVolumeState& state, const Vec2d& center, double radius) {
+        const TriangleMesh* mesh = volume.is_sinking() ? &GUI::wxGetApp().plater()->model().objects[volume.object_idx()]->volumes[volume.volume_idx()]->mesh() : volume.convex_hull();
+        const Polygon volume_hull_2d = its_convex_hull_2d_above(mesh->its, volume.world_matrix().cast<float>(), 0.0f);
+        size_t outside_count = 0;
+        const double sq_radius = sqr(radius);
+        for (const Point& p : volume_hull_2d.points) {
+            if (sq_radius < (unscale(p) - center).squaredNorm())
+                ++outside_count;
+        }
+
+        volume.is_outside = outside_count > 0;
+        if (volume.printable) {
+            if (state == ModelInstancePVS_Inside && volume.is_outside)
+                state = ModelInstancePVS_Fully_Outside;
+            if (state == ModelInstancePVS_Fully_Outside && volume.is_outside && outside_count < volume_hull_2d.size())
+                state = ModelInstancePVS_Partly_Outside;
+        }
+    };
+
+    auto check_against_convex_bed = [&bed_poly, bed_height](GLVolume& volume, ModelInstanceEPrintVolumeState& state) {
+        const TriangleMesh* mesh = volume.is_sinking() ? &GUI::wxGetApp().plater()->model().objects[volume.object_idx()]->volumes[volume.volume_idx()]->mesh() : volume.convex_hull();
+        const Polygon volume_hull_2d = its_convex_hull_2d_above(mesh->its, volume.world_matrix().cast<float>(), 0.0f);
+        const BoundingBoxf3* const bb = volume.is_sinking() ? &volume.transformed_non_sinking_bounding_box() : &volume.transformed_convex_hull_bounding_box();
+        ModelInstanceEPrintVolumeState volume_state = printbed_collision_state(bed_poly, bed_height, volume_hull_2d, bb->min.z(), bb->max.z());
+        bool contained = (volume_state == ModelInstancePVS_Inside);
+        bool intersects = (volume_state == ModelInstancePVS_Partly_Outside);
+
+        volume.is_outside = !contained;
+        if (volume.printable) {
+            if (state == ModelInstancePVS_Inside && volume.is_outside)
+                state = ModelInstancePVS_Fully_Outside;
+
+            if (state == ModelInstancePVS_Fully_Outside && volume.is_outside && intersects)
+                state = ModelInstancePVS_Partly_Outside;
+        }
+    };
 #else
     const BoundingBox bed_box_2D = get_extents(Polygon::new_scale(opt->values));
     BoundingBoxf3 print_volume({ unscale<double>(bed_box_2D.min.x()), unscale<double>(bed_box_2D.min.y()), 0.0 },
@@ -1063,36 +1127,33 @@ bool GLVolumeCollection::check_outside_state(const DynamicPrintConfig* config, M
 #endif // ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
 
     ModelInstanceEPrintVolumeState overall_state = ModelInstancePVS_Inside;
-
     bool contained_min_one = false;
 
     for (GLVolume* volume : this->volumes) {
+#if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
+        if (as_toolpaths && !volume->is_extrusion_path)
+            continue;
+        else if (!as_toolpaths && (volume->is_modifier || (!volume->shader_outside_printer_detection_enabled && (volume->is_wipe_tower || volume->composite_id.volume_id < 0))))
+            continue;
+
+        if (GUI::Bed3D::is_rectangle(opt->values))
+            check_against_rectangular_bed(*volume, overall_state);
+        else {
+            Vec2d center;
+            double radius;
+            if (GUI::Bed3D::is_circle(opt->values, &center, &radius))
+                check_against_circular_bed(*volume, overall_state, center, radius);
+            else if (GUI::Bed3D::is_convex(opt->values))
+                check_against_convex_bed(*volume, overall_state);
+        }
+
+        contained_min_one |= !volume->is_outside;
+#else
         if (volume->is_modifier || (!volume->shader_outside_printer_detection_enabled && (volume->is_wipe_tower || volume->composite_id.volume_id < 0)))
             continue;
 
-#if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
-        bool contained = false;
-        bool intersects = false;
-        bool is_aux_volume = volume->is_sla_support() || volume->is_sla_pad() || volume->is_wipe_tower;
-        const BoundingBoxf3 bb = is_aux_volume ? volume->transformed_convex_hull_bounding_box() : volume->transformed_non_sinking_bounding_box();
-        ModelInstanceEPrintVolumeState volume_state;
-        if (is_aux_volume) {
-            if (volume->is_sla_support() || volume->is_wipe_tower) {
-                const Polygon volume_hull_2d = its_convex_hull_2d_above(volume->convex_hull()->its, volume->world_matrix().cast<float>(), 0.0f);
-                volume_state = printbed_collision_state(bed_poly, bed_height, volume_hull_2d, bb.min.z(), bb.max.z());
-            }
-        }
-        else {
-            const TriangleMesh* mesh = volume->is_sinking() ? &GUI::wxGetApp().plater()->model().objects[volume->object_idx()]->volumes[volume->volume_idx()]->mesh() : volume->convex_hull();
-            const Polygon volume_hull_2d = its_convex_hull_2d_above(mesh->its, volume->world_matrix().cast<float>(), 0.0f);
-            volume_state = printbed_collision_state(bed_poly, bed_height, volume_hull_2d, bb.min.z(), bb.max.z());
-        }
-        contained = (volume_state == ModelInstancePVS_Inside);
-        intersects = (volume_state == ModelInstancePVS_Partly_Outside);
-#else
         const BoundingBoxf3& bb = volume->transformed_convex_hull_bounding_box();
         bool contained = print_volume.contains(bb);
-#endif // ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
 
         volume->is_outside = !contained;
         if (!volume->printable)
@@ -1103,10 +1164,6 @@ bool GLVolumeCollection::check_outside_state(const DynamicPrintConfig* config, M
         if (overall_state == ModelInstancePVS_Inside && volume->is_outside)
             overall_state = ModelInstancePVS_Fully_Outside;
 
-#if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
-        if (overall_state == ModelInstancePVS_Fully_Outside && volume->is_outside && intersects)
-            overall_state = ModelInstancePVS_Partly_Outside;
-#else
         if (overall_state == ModelInstancePVS_Fully_Outside && volume->is_outside && print_volume.intersects(bb))
             overall_state = ModelInstancePVS_Partly_Outside;
 #endif // ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS

src/slic3r/GUI/3DScene.hpp

@@ -654,7 +654,11 @@ public:
 
     // returns true if all the volumes are completely contained in the print volume
     // returns the containment state in the given out_state, if non-null
+#if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
+    bool check_outside_state(const DynamicPrintConfig* config, ModelInstanceEPrintVolumeState* out_state, bool as_toolpaths = false) const;
+#else
     bool check_outside_state(const DynamicPrintConfig* config, ModelInstanceEPrintVolumeState* out_state) const;
+#endif // ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
     void reset_outside_state();
 
     void update_colors_by_extruder(const DynamicPrintConfig* config);

src/slic3r/GUI/GCodeViewer.cpp

@@ -6,10 +6,11 @@
 #include "libslic3r/Model.hpp"
 #include "libslic3r/Utils.hpp"
 #include "libslic3r/LocalesUtils.hpp"
+#include "libslic3r/PresetBundle.hpp"
+
 #include "GUI_App.hpp"
 #include "MainFrame.hpp"
 #include "Plater.hpp"
-#include "libslic3r/PresetBundle.hpp"
 #include "Camera.hpp"
 #include "I18N.hpp"
 #include "GUI_Utils.hpp"
@@ -19,6 +20,10 @@
 #include "GLToolbar.hpp"
 #include "GUI_Preview.hpp"
 #include "GUI_ObjectManipulation.hpp"
+#if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
+#include "3DBed.hpp"
+#endif // ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
+
 #include <imgui/imgui_internal.h>
 
 #include <GL/glew.h>
@@ -674,6 +679,10 @@ void GCodeViewer::load(const GCodeProcessor::Result& gcode_result, const Print&
     if (wxGetApp().is_gcode_viewer())
         m_custom_gcode_per_print_z = gcode_result.custom_gcode_per_print_z;
 
+#if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
+    m_max_print_height = gcode_result.max_print_height;
+#endif // ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
+
     load_toolpaths(gcode_result);
 
     if (m_layers.empty())
@@ -819,6 +828,9 @@ void GCodeViewer::reset()
 
     m_paths_bounding_box = BoundingBoxf3();
     m_max_bounding_box = BoundingBoxf3();
+#if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
+    m_max_print_height = 0.0f;
+#endif // ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
     m_tool_colors = std::vector<Color>();
     m_extruders_count = 0;
     m_extruder_ids = std::vector<unsigned char>();
@@ -835,6 +847,9 @@ void GCodeViewer::reset()
 #if ENABLE_GCODE_VIEWER_STATISTICS
     m_statistics.reset_all();
 #endif // ENABLE_GCODE_VIEWER_STATISTICS
+#if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
+    m_contained_in_bed = true;
+#endif // ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
 }
 
 void GCodeViewer::render()
@@ -1554,7 +1569,49 @@ void GCodeViewer::load_toolpaths(const GCodeProcessor::Result& gcode_result)
 
     // set approximate max bounding box (take in account also the tool marker)
     m_max_bounding_box = m_paths_bounding_box;
-    m_max_bounding_box.merge(m_paths_bounding_box.max + m_sequential_view.marker.get_bounding_box().size()[2] * Vec3d::UnitZ());
+    m_max_bounding_box.merge(m_paths_bounding_box.max + m_sequential_view.marker.get_bounding_box().size().z() * Vec3d::UnitZ());
+
+#if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
+    if (wxGetApp().is_editor()) {
+        const Bed3D::EShapeType bed_type = wxGetApp().plater()->get_bed().get_shape_type();
+        if (bed_type == Bed3D::EShapeType::Rectangle) {
+            BoundingBoxf3 print_volume = wxGetApp().plater()->get_bed().get_bounding_box(false);
+            print_volume.min.z() = -1e10;
+            print_volume.max.z() = m_max_print_height;
+            print_volume.min -= Vec3f(BedEpsilon, BedEpsilon, 0.0f).cast<double>();
+            print_volume.max += Vec3f(BedEpsilon, BedEpsilon, 0.0f).cast<double>();
+            m_contained_in_bed = print_volume.contains(m_paths_bounding_box);
+        }
+        else if (bed_type == Bed3D::EShapeType::Circle) {
+            Vec2d center;
+            double radius;
+            Bed3D::is_circle(wxGetApp().plater()->get_bed().get_shape(), &center, &radius);
+            const double sq_radius = sqr(radius);
+            for (const GCodeProcessor::MoveVertex& move : gcode_result.moves) {
+                if (move.type == EMoveType::Extrude && move.extrusion_role != erCustom && move.width != 0.0f && move.height != 0.0f) {
+                    if (sq_radius < (Vec2d(move.position.x(), move.position.y()) - center).squaredNorm()) {
+                        m_contained_in_bed = false;
+                        break;
+                    }
+                }
+            }
+        }
+        else if (bed_type == Bed3D::EShapeType::Custom) {
+            const Pointfs& shape = wxGetApp().plater()->get_bed().get_shape();
+            if (Bed3D::is_convex(shape)) {
+                const Polygon poly = Polygon::new_scale(shape);
+                for (const GCodeProcessor::MoveVertex& move : gcode_result.moves) {
+                    if (move.type == EMoveType::Extrude && move.extrusion_role != erCustom && move.width != 0.0f && move.height != 0.0f) {
+                        if (!poly.contains(Point::new_scale(Vec2d(move.position.x(), move.position.y())))) {
+                            m_contained_in_bed = false;
+                            break;
+                        }
+                    }
+                }
+            }
+        }
+    }
+#endif // ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
 
 #if ENABLE_FIX_SEAMS_SYNCH
     m_sequential_view.gcode_ids.clear();

src/slic3r/GUI/GCodeViewer.hpp

@@ -780,6 +780,9 @@ private:
     BoundingBoxf3 m_paths_bounding_box;
     // bounding box of toolpaths + marker tools
     BoundingBoxf3 m_max_bounding_box;
+#if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
+    float m_max_print_height{ 0.0f };
+#endif // ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
     std::vector<Color> m_tool_colors;
     Layers m_layers;
     std::array<unsigned int, 2> m_layers_z_range;
@@ -804,6 +807,10 @@ private:
 
     std::vector<CustomGCode::Item> m_custom_gcode_per_print_z;
 
+#if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
+    bool m_contained_in_bed{ true };
+#endif // ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
+
 public:
     GCodeViewer();
     ~GCodeViewer() { reset(); }
@@ -832,6 +839,10 @@ public:
     const SequentialView& get_sequential_view() const { return m_sequential_view; }
     void update_sequential_view_current(unsigned int first, unsigned int last);
 
+#if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
+    bool is_contained_in_bed() const { return m_contained_in_bed; }
+#endif // ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
+
     EViewType get_view_type() const { return m_view_type; }
     void set_view_type(EViewType type) {
         if (type == EViewType::Count)

src/slic3r/GUI/GLCanvas3D.cpp

@@ -1108,10 +1108,18 @@ void GLCanvas3D::reset_volumes()
     _set_warning_notification(EWarning::ObjectOutside, false);
 }
 
+#if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
+ModelInstanceEPrintVolumeState GLCanvas3D::check_volumes_outside_state(bool as_toolpaths) const
+#else
 ModelInstanceEPrintVolumeState GLCanvas3D::check_volumes_outside_state() const
+#endif // ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
 {
     ModelInstanceEPrintVolumeState state;
+#if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
+    m_volumes.check_outside_state(m_config, &state, as_toolpaths);
+#else
     m_volumes.check_outside_state(m_config, &state);
+#endif // ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
     return state;
 }
 
@@ -5016,24 +5024,16 @@ void GLCanvas3D::_render_background() const
 
         if (!m_volumes.empty())
             use_error_color &= _is_any_volume_outside();
-        else {
-#if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
-            ModelInstanceEPrintVolumeState state;
-            if (m_gcode_viewer.has_data()) {
-                const Polygon bed_poly = offset(Polygon::new_scale(wxGetApp().plater()->get_bed().get_shape()), static_cast<float>(scale_(BedEpsilon))).front();
-                const float bed_height = m_config->opt_float("max_print_height");
-                state = printbed_collision_state(bed_poly, bed_height, m_gcode_viewer.get_paths_bounding_box());
-            }
         else
-                state = ModelInstancePVS_Inside;
+#if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
-
+            use_error_color &= m_gcode_viewer.has_data() && !m_gcode_viewer.is_contained_in_bed();
-            use_error_color &= state != ModelInstancePVS_Inside;
 #else
+        {
             const BoundingBoxf3 test_volume = (m_config != nullptr) ? print_volume(*m_config) : BoundingBoxf3();
             const BoundingBoxf3& paths_volume = m_gcode_viewer.get_paths_bounding_box();
             use_error_color &= (test_volume.radius() > 0.0 && paths_volume.radius() > 0.0) ? !test_volume.contains(paths_volume) : false;
-#endif // ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
         }
+#endif // ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
     }
 
     glsafe(::glPushMatrix());
@@ -6379,18 +6379,7 @@ void GLCanvas3D::_load_sla_shells()
 void GLCanvas3D::_update_toolpath_volumes_outside_state()
 {
 #if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
-    const Polygon bed_poly = offset(Polygon::new_scale(wxGetApp().plater()->get_bed().get_shape()), static_cast<float>(scale_(BedEpsilon))).front();
+    check_volumes_outside_state(true);
-    const float bed_height = m_config->opt_float("max_print_height");
-    for (GLVolume* volume : m_volumes.volumes) {
-        if (volume->is_extrusion_path) {
-            const BoundingBoxf3& bb = volume->transformed_convex_hull_bounding_box();
-            const Polygon volume_hull_2d = its_convex_hull_2d_above(volume->convex_hull()->its, volume->world_matrix().cast<float>(), 0.0f);
-            const ModelInstanceEPrintVolumeState state = printbed_collision_state(bed_poly, bed_height, volume_hull_2d, bb.min.z(), bb.max.z());
-            volume->is_outside = (state != ModelInstancePVS_Inside);
-        }
-        else
-            volume->is_outside = false;
-    }
 #else
     BoundingBoxf3 test_volume = (m_config != nullptr) ? print_volume(*m_config) : BoundingBoxf3();
     for (GLVolume* volume : m_volumes.volumes) {
@@ -6402,18 +6391,7 @@ void GLCanvas3D::_update_toolpath_volumes_outside_state()
 void GLCanvas3D::_update_sla_shells_outside_state()
 {
 #if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
-    const Polygon bed_poly = offset(Polygon::new_scale(wxGetApp().plater()->get_bed().get_shape()), static_cast<float>(scale_(BedEpsilon))).front();
+    check_volumes_outside_state();
-    const float bed_height = m_config->opt_float("max_print_height");
-    for (GLVolume* volume : m_volumes.volumes) {
-        if (volume->shader_outside_printer_detection_enabled) {
-            const BoundingBoxf3& bb = volume->transformed_convex_hull_bounding_box();
-            const Polygon volume_hull_2d = its_convex_hull_2d_above(volume->convex_hull()->its, volume->world_matrix().cast<float>(), 0.0f);
-            const ModelInstanceEPrintVolumeState state = printbed_collision_state(bed_poly, bed_height, volume_hull_2d, bb.min.z(), bb.max.z());
-            volume->is_outside = (state != ModelInstancePVS_Inside);
-        }
-        else
-            volume->is_outside = false;
-    }
 #else
     BoundingBoxf3 test_volume = (m_config != nullptr) ? print_volume(*m_config) : BoundingBoxf3();
     for (GLVolume* volume : m_volumes.volumes) {
@@ -6431,12 +6409,8 @@ void GLCanvas3D::_set_warning_notification_if_needed(EWarning warning)
     else {
         if (wxGetApp().is_editor()) {
 #if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
-            if (current_printer_technology() != ptSLA) {
+            if (current_printer_technology() != ptSLA)
-                const Polygon bed_poly = offset(Polygon::new_scale(wxGetApp().plater()->get_bed().get_shape()), static_cast<float>(scale_(BedEpsilon))).front();
+                show = m_gcode_viewer.has_data() && !m_gcode_viewer.is_contained_in_bed();
-                const float bed_height = m_config->opt_float("max_print_height");
-                const ModelInstanceEPrintVolumeState state = printbed_collision_state(bed_poly, bed_height, m_gcode_viewer.get_paths_bounding_box());
-                show = state != ModelInstancePVS_Inside;
-            }
 #else
             BoundingBoxf3 test_volume = (m_config != nullptr) ? print_volume(*m_config) : BoundingBoxf3();
             const BoundingBoxf3& paths_volume = m_gcode_viewer.get_paths_bounding_box();
@@ -6445,6 +6419,7 @@ void GLCanvas3D::_set_warning_notification_if_needed(EWarning warning)
 #endif // ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
         }
     }
+
     _set_warning_notification(warning, show);
 }
 

src/slic3r/GUI/GLCanvas3D.hpp

@@ -621,7 +621,11 @@ public:
     unsigned int get_volumes_count() const;
     const GLVolumeCollection& get_volumes() const { return m_volumes; }
     void reset_volumes();
+#if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
+    ModelInstanceEPrintVolumeState check_volumes_outside_state(bool as_toolpaths = false) const;
+#else
     ModelInstanceEPrintVolumeState check_volumes_outside_state() const;
+#endif // ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
 
 #if ENABLE_SEAMS_USING_MODELS
     void init_gcode_viewer() { m_gcode_viewer.init(); }