1 files changed, 1 insertions, 45 deletions

diff --git a/src/libslic3r/MultiMaterialSegmentation.cpp b/src/libslic3r/MultiMaterialSegmentation.cpp
index f9a53b51d..9560096be 100644
--- a/src/libslic3r/MultiMaterialSegmentation.cpp
+++ b/src/libslic3r/MultiMaterialSegmentation.cpp
@@ -1676,50 +1676,6 @@ static bool has_layer_only_one_color(const std::vector<std::vector<ColoredLine>>
     return true;
 }
 
-// Remove nearly duplicate points. If a distance between two points is less than point_eps
-// and if the angle between its surrounding lines is less than max_angle, the point will be removed.
-void remove_duplicates_points(MutablePolygon &polygon, double point_eps, double max_angle)
-{
-    if (polygon.size() >= 3) {
-        auto eps2  = point_eps * point_eps;
-        auto begin = polygon.begin();
-        auto it    = begin;
-        for (++it; it != begin;) {
-            auto prev = it.prev();
-            auto next = (it.next() == polygon.end() ? begin : it.next());
-            if ((*it - *prev).cast<double>().squaredNorm() < eps2) {
-                Vec2i64 vector1 = (*it - *prev).cast<int64_t>();
-                Vec2i64 vector2 = (*next - *prev).cast<int64_t>();
-                if (double angle = atan2(cross2(vector1, vector2), vector1.dot(vector2)); angle < max_angle) {
-                    it = it.remove();
-                    continue;
-                }
-            }
-            ++it;
-        }
-    }
-}
-
-// Remove nearly duplicate points. If a distance between two points is less than point_eps
-// and if the angle between its surrounding lines is less than max_angle, the point will be removed.
-inline ExPolygons remove_duplicates_points(ExPolygons expolygons, double point_eps, double max_angle)
-{
-    MutablePolygon mp;
-    for (ExPolygon &expolygon : expolygons) {
-        mp.assign(expolygon.contour, expolygon.contour.size() * 2);
-        remove_duplicates_points(mp, point_eps, max_angle);
-        mp.polygon(expolygon.contour);
-        for (Polygon &hole : expolygon.holes) {
-            mp.assign(hole, hole.size() * 2);
-            remove_duplicates_points(mp, point_eps, max_angle);
-            mp.polygon(hole);
-        }
-        expolygon.holes.erase(std::remove_if(expolygon.holes.begin(), expolygon.holes.end(), [](const auto &p) { return p.empty(); }), expolygon.holes.end());
-    }
-    expolygons.erase(std::remove_if(expolygons.begin(), expolygons.end(), [](const auto &p) { return p.empty(); }), expolygons.end());
-    return expolygons;
-}
-
 std::vector<std::vector<ExPolygons>> multi_material_segmentation_by_painting(const PrintObject &print_object, const std::function<void()> &throw_on_cancel_callback)
 {
     const size_t                          num_extruders = print_object.print()->config().nozzle_diameter.size();
@@ -1755,7 +1711,7 @@ std::vector<std::vector<ExPolygons>> multi_material_segmentation_by_painting(con
             // Such close points sometimes caused that the Voronoi diagram has self-intersecting edges around these vertices.
             // This consequently leads to issues with the extraction of colored segments by function extract_colored_segments.
             // Calling expolygons_simplify fixed these issues.
-            input_expolygons[layer_idx] = remove_duplicates_points(expolygons_simplify(offset_ex(ex_polygons, -10.f * float(SCALED_EPSILON)), 5 * SCALED_EPSILON), scaled<double>(0.01), PI/6);
+            input_expolygons[layer_idx] = remove_duplicates(expolygons_simplify(offset_ex(ex_polygons, -10.f * float(SCALED_EPSILON)), 5 * SCALED_EPSILON), scaled<coord_t>(0.01), PI/6);
 
 #ifdef MMU_SEGMENTATION_DEBUG_INPUT
             {