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Conflict checker: added detection for instances belonging to the same object

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enricoturri1966 2023-05-04 12:20:33 +02:00 committed by Lukas Matena
parent b0bef4eeb4
commit a2ed20d595
2 changed files with 12 additions and 8 deletions
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8
src/libslic3r/GCode/ConflictChecker.cpp
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@ -206,7 +206,8 @@ ConflictComputeOpt ConflictChecker::find_inter_of_lines(const LineWithIDs &lines
ConflictResultOpt ConflictChecker::find_inter_of_lines_in_diff_objs(PrintObjectPtrs objs,
std::optional<const FakeWipeTower *> wtdptr) // find the first intersection point of lines in different objects
{
if (objs.size() <= 1) { return {}; }
if (objs.empty() || (objs.size() == 1 && objs.front()->instances().size() == 1)) { return {}; }
LinesBucketQueue conflictQueue;
if (wtdptr.has_value()) { // wipe tower at 0 by default
auto wtpaths = (*wtdptr)->getFakeExtrusionPathsFromWipeTower();
@ -268,14 +269,15 @@ ConflictResultOpt ConflictChecker::find_inter_of_lines_in_diff_objs(PrintObjectP
ConflictComputeOpt ConflictChecker::line_intersect(const LineWithID &l1, const LineWithID &l2)
{
if (l1._id == l2._id) { return {}; } // return true if lines are from same object
if (l1._obj_id == l2._obj_id && l1._inst_id == l2._inst_id) { return {}; } // lines are from same instance
Point inter;
bool intersect = l1._line.intersection(l2._line, &inter);
if (intersect) {
auto dist1 = std::min(unscale(Point(l1._line.a - inter)).norm(), unscale(Point(l1._line.b - inter)).norm());
auto dist2 = std::min(unscale(Point(l2._line.a - inter)).norm(), unscale(Point(l2._line.b - inter)).norm());
auto dist = std::min(dist1, dist2);
if (dist > 0.01) { return std::make_optional<ConflictComputeResult>(l1._id, l2._id); } // the two lines intersects if dist>0.01mm
if (dist > 0.01) { return std::make_optional<ConflictComputeResult>(l1._obj_id, l2._obj_id); } // the two lines intersects if dist>0.01mm
}
return {};
}

12
src/libslic3r/GCode/ConflictChecker.hpp
View File

@ -15,10 +15,12 @@ namespace Slic3r {
struct LineWithID
{
Line _line;
int _id;
int _obj_id;
int _inst_id;
ExtrusionRole _role;
LineWithID(const Line& line, int id, const ExtrusionRole& role) : _line(line), _id(id), _role(role) {}
LineWithID(const Line& line, int obj_id, int inst_id, const ExtrusionRole& role) :
_line(line), _obj_id(obj_id), _inst_id(inst_id), _role(role) {}
};
using LineWithIDs = std::vector<LineWithID>;
@ -51,11 +53,11 @@ public:
LineWithIDs lines;
for (const ExtrusionPath &path : _piles[_curPileIdx]) {
Polyline check_polyline;
for (const Point& offset : _offsets) {
for (int i = 0; i < (int)_offsets.size(); ++i) {
check_polyline = path.polyline;
check_polyline.translate(offset);
check_polyline.translate(_offsets[i]);
Lines tmpLines = check_polyline.lines();
for (const Line &line : tmpLines) { lines.emplace_back(line, _id, path.role()); }
for (const Line& line : tmpLines) { lines.emplace_back(line, _id, i, path.role()); }
}
}
return lines;