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Fix fuzzy skin randomness for Arachne wall generator (#6770)

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* Fix fuzzy skin randomness for Arachne wall generator (SoftFever/OrcaSlicer#6228)
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Noisyfox 2024-09-15 23:27:54 +08:00 • committed by GitHub
parent 6ca1741e83
commit 375816d331
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1 changed files with 3 additions and 3 deletions
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6
src/libslic3r/PerimeterGenerator.cpp
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@ -103,7 +103,7 @@ static void fuzzy_extrusion_line(Arachne::ExtrusionLine& ext_lines, double fuzzy
{
const double min_dist_between_points = fuzzy_skin_point_dist * 3. / 4.; // hardcoded: the point distance may vary between 3/4 and 5/4 the supplied value
const double range_random_point_dist = fuzzy_skin_point_dist / 2.;
double dist_left_over = double(rand()) * (min_dist_between_points / 2) / double(RAND_MAX); // the distance to be traversed on the line before making the first new point
double dist_left_over = random_value() * (min_dist_between_points / 2.); // the distance to be traversed on the line before making the first new point
auto* p0 = &ext_lines.front();
std::vector<Arachne::ExtrusionJunction> out;
@ -118,8 +118,8 @@ static void fuzzy_extrusion_line(Arachne::ExtrusionLine& ext_lines, double fuzzy
Vec2d p0p1 = (p1.p - p0->p).cast<double>();
double p0p1_size = p0p1.norm();
double p0pa_dist = dist_left_over;
for (; p0pa_dist < p0p1_size; p0pa_dist += min_dist_between_points + double(rand()) * range_random_point_dist / double(RAND_MAX)) {
double r = double(rand()) * (fuzzy_skin_thickness * 2.) / double(RAND_MAX) - fuzzy_skin_thickness;
for (; p0pa_dist < p0p1_size; p0pa_dist += min_dist_between_points + random_value() * range_random_point_dist) {
double r = random_value() * (fuzzy_skin_thickness * 2.) - fuzzy_skin_thickness;
out.emplace_back(p0->p + (p0p1 * (p0pa_dist / p0p1_size) + perp(p0p1).cast<double>().normalized() * r).cast<coord_t>(), p1.w, p1.perimeter_index);
}
dist_left_over = p0pa_dist - p0p1_size;