diff options
| -rw-r--r-- | xs/src/libslic3r/SupportMaterial.cpp | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/xs/src/libslic3r/SupportMaterial.cpp b/xs/src/libslic3r/SupportMaterial.cpp index cc689eaaa..2f0fbbfd6 100644 --- a/xs/src/libslic3r/SupportMaterial.cpp +++ b/xs/src/libslic3r/SupportMaterial.cpp @@ -783,14 +783,13 @@ namespace SupportMaterialInternal { if (surface.surface_type == stBottomBridge && surface.bridge_angle != -1) polygons_append(bridges, surface.expolygon); //FIXME add the gap filled areas. Extrude the gaps with a bridge flow? - contact_polygons = diff(contact_polygons, bridges, true); - // Add the bridge anchors into the region. + // Remove the unsupported ends of the bridges from the bridged areas. //FIXME add supports at regular intervals to support long bridges! - polygons_append(contact_polygons, - intersection( + bridges = diff(bridges, // Offset unsupported edges into polygons. - offset(layerm->unsupported_bridge_edges.polylines, scale_(SUPPORT_MATERIAL_MARGIN), SUPPORT_SURFACES_OFFSET_PARAMETERS), - bridges)); + offset(layerm->unsupported_bridge_edges.polylines, scale_(SUPPORT_MATERIAL_MARGIN), SUPPORT_SURFACES_OFFSET_PARAMETERS)); + // Remove bridged areas from the supported areas. + contact_polygons = diff(contact_polygons, bridges, true); } } |