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Feature boundary test lxy (#128)

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* Add Boundary validator

* Boundary test ui

* refect & optimize boundary validation
This commit is contained in:
xiaoyeliu
2026-01-21 19:52:11 +08:00
committed by GitHub
parent 9cee21e0bf
commit a1769a2148
28 changed files with 6097 additions and 23 deletions
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src/libslic3r/Support/SupportMaterial.cpp
+88
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@@ -8,6 +8,9 @@
#include "Geometry.hpp"
#include "Point.hpp"
#include "MutablePolygon.hpp"
#include "BoundaryValidator.hpp"
#include "BuildVolume.hpp"
#include "GCode/GCodeProcessor.hpp"
#include <cmath>
#include <memory>
@@ -581,6 +584,91 @@ void PrintObjectSupportMaterial::generate(PrintObject &object)
}
#endif /* SLIC3R_DEBUG */
// Snapmaker: Validate support polygons against build volume boundaries
// This addresses vulnerability #6: Support material boundary validation
BOOST_LOG_TRIVIAL(info) << "Support generator - Validating boundaries";
BuildVolume build_volume(object.print()->config().printable_area.values,
object.print()->config().printable_height);
BuildVolumeBoundaryValidator validator(build_volume);
int support_violations = 0;
for (const SupportLayer* layer : object.support_layers()) {
if (!layer)
continue;
// Check support extrusions
const ExtrusionEntityCollection& support_fills = layer->support_fills;
for (const ExtrusionEntity* entity : support_fills.entities) {
if (!entity)
continue;
// Check each extrusion path or loop
if (const ExtrusionPath* path = dynamic_cast<const ExtrusionPath*>(entity)) {
// Check each point in the polyline
for (const Point& pt : path->polyline.points) {
Vec3d pos(unscaled<double>(pt.x()), unscaled<double>(pt.y()), layer->print_z);
if (!validator.validate_point(pos)) {
support_violations++;
if (support_violations <= 5) { // Log first 5
BOOST_LOG_TRIVIAL(warning) << "Support path at z=" << layer->print_z
<< " exceeds build volume boundaries";
}
break; // Only record once per path
}
}
} else if (const ExtrusionLoop* loop = dynamic_cast<const ExtrusionLoop*>(entity)) {
for (const ExtrusionPath& path : loop->paths) {
// Check each point in the polyline
for (const Point& pt : path.polyline.points) {
Vec3d pos(unscaled<double>(pt.x()), unscaled<double>(pt.y()), layer->print_z);
if (!validator.validate_point(pos)) {
support_violations++;
if (support_violations <= 5) { // Log first 5
BOOST_LOG_TRIVIAL(warning) << "Support loop path at z=" << layer->print_z
<< " exceeds build volume boundaries";
}
break; // Only record once per path
}
}
}
}
}
// Check support base polygons
for (const ExPolygon& expoly : layer->lslices) {
if (!validator.validate_polygon(expoly.contour, layer->print_z)) {
support_violations++;
if (support_violations <= 5) { // Log first 5
BOOST_LOG_TRIVIAL(warning) << "Support polygon at z=" << layer->print_z
<< " exceeds build volume boundaries";
}
}
// Check holes
for (const Polygon& hole : expoly.holes) {
if (!validator.validate_polygon(hole, layer->print_z)) {
support_violations++;
if (support_violations <= 5) { // Log first 5
BOOST_LOG_TRIVIAL(warning) << "Support hole polygon at z=" << layer->print_z
<< " exceeds build volume boundaries";
}
}
}
}
}
if (support_violations > 0) {
BOOST_LOG_TRIVIAL(warning) << "Found " << support_violations
<< " support polygons/paths exceeding build volume boundaries";
// Record violation
ConflictResult violation = ConflictResult::create_boundary_violation(
static_cast<int>(BoundaryValidator::ViolationType::Support),
Vec3d(object.center_offset().x(), object.center_offset().y(), 0.0),
0.0,
object.model_object()->name
);
object.print()->add_boundary_violation(violation);
}
BOOST_LOG_TRIVIAL(info) << "Support generator - End";
}