3DPrinting/PrusaSlicer-NonPlainar
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Wipe tower priming lines are placed at origin with custom bed shapes

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Custom shapes were previously detected as circular and the lines were placed off the bed
This commit is contained in:
Lukas Matena 2021-04-26 09:21:16 +02:00
parent 9f4e9da5c6
commit 5783cc62fb
2 changed files with 19 additions and 4 deletions
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20
src/libslic3r/GCode/WipeTower.cpp
View File

@ -546,10 +546,24 @@ WipeTower::WipeTower(const PrintConfig& config, const std::vector<std::vector<fl
m_extra_loading_move = float(config.extra_loading_move);
m_set_extruder_trimpot = config.high_current_on_filament_swap;
}
// Calculate where the priming lines should be - very naive test not detecting parallelograms or custom shapes
// Calculate where the priming lines should be - very naive test not detecting parallelograms etc.
const std::vector<Vec2d>& bed_points = config.bed_shape.values;
BoundingBoxf bb(bed_points);
m_bed_width = float(bb.size().x());
m_bed_shape = (bed_points.size() == 4 ? RectangularBed : CircularBed);
m_bed_width = float(BoundingBoxf(bed_points).size().x());
if (m_bed_shape == CircularBed) {
// this may still be a custom bed, check that the points are roughly on a circle
double r2 = std::pow(m_bed_width/2., 2.);
double lim2 = std::pow(m_bed_width/10., 2.);
Vec2d center = bb.center();
for (const Vec2d& pt : bed_points)
if (std::abs(std::pow(pt.x()-center.x(), 2.) + std::pow(pt.y()-center.y(), 2.) - r2) > lim2) {
m_bed_shape = CustomBed;
break;
}
}
m_bed_bottom_left = m_bed_shape == RectangularBed
? Vec2f(bed_points.front().x(), bed_points.front().y())
: Vec2f::Zero();
@ -628,7 +642,7 @@ std::vector<WipeTower::ToolChangeResult> WipeTower::prime(
// In case of a circular bed, place it so it goes across the diameter and hope it will fit
if (m_bed_shape == CircularBed)
cleaning_box.translate(-m_bed_width/2 + m_bed_width * 0.03f, -m_bed_width * 0.12f);
if (m_bed_shape == RectangularBed)
else
cleaning_box.translate(m_bed_bottom_left);
std::vector<ToolChangeResult> results;

3
src/libslic3r/GCode/WipeTower.hpp
View File

@ -277,7 +277,8 @@ private:
// Bed properties
enum {
RectangularBed,
CircularBed
CircularBed,
CustomBed
} m_bed_shape;
float m_bed_width; // width of the bed bounding box
Vec2f m_bed_bottom_left; // bottom-left corner coordinates (for rectangular beds)