3DPrinting/PrusaSlicer-NonPlainar
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fixed overhang estimation correclty

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This commit is contained in:
PavelMikus 2022-08-02 10:05:48 +02:00 committed by Lukas Matena
parent af95b6ecbd
commit a41435d044
2 changed files with 6 additions and 3 deletions
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7
src/libslic3r/GCode/SeamPlacer.cpp
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@ -1159,11 +1159,14 @@ void SeamPlacer::calculate_overhangs_and_layer_embedding(const PrintObject *po)
Point point = Point::new_scale(Vec2f { perimeter_point.position.head<2>() });
if (prev_layer_distancer.get() != nullptr) {
perimeter_point.overhang = prev_layer_distancer->distance_from_perimeter(point)
- tan(SeamPlacer::overhang_angle_threshold * PI / 180.0f) * po->layers()[layer_idx]->height;
+ 0.5f * perimeter_point.perimeter.flow_width
- tan(SeamPlacer::overhang_angle_threshold * PI / 180.0f)
* po->layers()[layer_idx]->height;
}
if (should_compute_layer_embedding) { // search for embedded perimeter points (points hidden inside the print ,e.g. multimaterial join, best position for seam)
perimeter_point.embedded_distance = current_layer_distancer->distance_from_perimeter(point);
perimeter_point.embedded_distance = current_layer_distancer->distance_from_perimeter(point)
+ 0.5f * perimeter_point.perimeter.flow_width;
}
}

2
src/libslic3r/GCode/SeamPlacer.hpp
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@ -134,7 +134,7 @@ public:
// max allowed overhang angle for seam placement, in degrees, measured from vertical direction
//TODO There is some problem in layer distance computation, so the current angle is much lower to counter that issue
// However, it should be fixed correctly
static constexpr float overhang_angle_threshold = 15.0f;
static constexpr float overhang_angle_threshold = 50.0f;
// determines angle importance compared to visibility ( neutral value is 1.0f. )
static constexpr float angle_importance_aligned = 0.6f;