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Treat internal and external perimeters the same for the purpose of ZAA

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This commit is contained in:
Aleksandr Dobkin
2026-03-26 03:12:47 -07:00
parent 95736445a4
commit a5e12529f8
1 changed files with 21 additions and 19 deletions
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38
src/libslic3r/ContourZ.cpp
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@@ -89,21 +89,23 @@ static bool contour_extrusion_path(LayerRegion *region, const sla::IndexedMesh &
min_down = -(height + 0.1); min_down = -(height + 0.1);
} }
double slope_rad = slope_from_normal(normal); if (is_perimeter(path.role())) {
double slope_degrees = slope_rad * 180.0 / M_PI; double slope_rad = slope_from_normal(normal);
double slope_degrees = slope_rad * 180.0 / M_PI;
if (d > min_down && minimize_perimeter_height_angle > 0 && minimize_perimeter_height_angle < slope_degrees && path.role() == erExternalPerimeter) { if (d > min_down && minimize_perimeter_height_angle > 0 && minimize_perimeter_height_angle < slope_degrees) {
double adjustment = follow_slope_down(slope_rad, half_width); double adjustment = follow_slope_down(slope_rad, half_width);
if (adjustment > 0) { if (adjustment > 0) {
throw RuntimeError("ContourZ: got positive adjustment"); throw RuntimeError("ContourZ: got positive adjustment");
} }
d += adjustment; d += adjustment;
if (d < min_down) { if (d < min_down) {
d = min_down; d = min_down;
} }
} }
}
if (d > max_up + 0.03 || d < min_down) { if (d > max_up + 0.03 || d < min_down) {
d = 0; d = 0;
} else { } else {
if (d > max_up) { if (d > max_up) {
@@ -111,12 +113,12 @@ static bool contour_extrusion_path(LayerRegion *region, const sla::IndexedMesh &
} }
} }
if (path.role() == erExternalPerimeter && d > 0) { if (is_perimeter(path.role()) && d > 0) {
// do not increase height of external perimeters as this may create an appearance of a seam // do not increase height of perimeters as this may create an appearance of a seam
d = 0; d = 0;
} }
if (std::abs(d) > EPSILON) { if (std::abs(d) > EPSILON) {
was_contoured = true; was_contoured = true;
} }