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Finally some working curling model

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PavelMikus 2023-04-03 10:10:15 +02:00 committed by Pavel Mikuš
parent 4ade7d6e8c
commit 6ee674316d
1 changed files with 3 additions and 9 deletions
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12
src/libslic3r/SupportSpotsGenerator.cpp
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@ -218,7 +218,7 @@ float estimate_curled_up_height(
point.distance < params.malformation_distance_factors.second * flow_width) { point.distance < params.malformation_distance_factors.second * flow_width) {
// imagine the extrusion profile. The part that has been glued (melted) with the previous layer will be called anchored section // imagine the extrusion profile. The part that has been glued (melted) with the previous layer will be called anchored section
// and the rest will be called curling section // and the rest will be called curling section
float anchored_section = flow_width - point.distance; // float anchored_section = flow_width - point.distance;
float curling_section = point.distance; float curling_section = point.distance;
// after extruding, the curling (floating) part of the extrusion starts to shrink back to the rounded shape of the nozzle // after extruding, the curling (floating) part of the extrusion starts to shrink back to the rounded shape of the nozzle
@ -234,14 +234,8 @@ float estimate_curled_up_height(
if (point.curvature > 0.01){ if (point.curvature > 0.01){
float radius = std::max(1.0 / point.curvature - flow_width / 2.0, 0.001); float radius = std::max(1.0 / point.curvature - flow_width / 2.0, 0.001);
// compute radius at the point where the extrusion stops touching the previous layer and starts curling float curling_t = radius / 100;
float radius_anchored_section_end = radius + anchored_section; float b = curling_t * flow_width;
// target radius represents the radius of the extrusion curling end, after curling
// the layer_height term aproximates that the extrusion curling part, when raising to vertical position, will stop before reaching
// perpendicular position, due to various forces.
float target_radius = radius_anchored_section_end + radius * flow_width / 100.0;
float b = target_radius - radius_anchored_section_end;
float a = curling_section; float a = curling_section;
float c = sqrt(std::max(0.0f,a*a - b*b)); float c = sqrt(std::max(0.0f,a*a - b*b));