3DPrinting/PrusaSlicer-NonPlainar
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Fixes for gap detection and case with no pad, but zero elevation.

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This commit is contained in:
tamasmeszaros 2019-06-12 15:29:24 +02:00
parent 12396c3051
commit 10897524df
2 changed files with 27 additions and 15 deletions
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21
src/libslic3r/SLA/SLASupportTree.cpp
View File

@ -1410,6 +1410,7 @@ class SLASupportTree::Algorithm {
{
// People were killed for this number (seriously)
static const double SQR2 = std::sqrt(2.0);
static const Vec3d DOWN = {0.0, 0.0, -1.0};
double gndlvl = m_result.ground_level;
Vec3d endp = {jp(X), jp(Y), gndlvl};
@ -1451,20 +1452,30 @@ class SLASupportTree::Algorithm {
initvals(mv), bound(0.0, 2 * min_dist));
mv = std::get<0>(result.optimum);
endp = jp + std::sqrt(2) * mv * dir;
endp = jp + SQR2 * mv * dir;
Vec3d pgnd = {endp(X), endp(Y), gndlvl};
can_add_base = result.score > min_dist;
auto abort_in_shame =
[&normal_mode, &can_add_base, &endp, jp, gndlvl]()
{
normal_mode = true;
can_add_base = false; // Nothing left to do, hope for the best
endp = {jp(X), jp(Y), gndlvl};
};
// We have to check if the bridge is feasible.
if (bridge_mesh_intersect(jp, dir, radius) < (endp - jp).norm()) {
normal_mode = true;
endp = {jp(X), jp(Y), gndlvl};
}
if (bridge_mesh_intersect(jp, dir, radius) < (endp - jp).norm())
abort_in_shame();
else {
// If the new endpoint is below ground, do not make a pillar
if (endp(Z) < gndlvl)
endp = endp - SQR2 * (gndlvl - endp(Z)) * dir; // back off
else {
if (!std::isinf(bridge_mesh_intersect(endp, DOWN, radius)))
abort_in_shame();
Pillar &plr = m_result.add_pillar(endp, pgnd, radius);
if (can_add_base)

21
src/libslic3r/SLAPrint.cpp
View File

@ -439,12 +439,10 @@ SLAPrint::ApplyStatus SLAPrint::apply(const Model &model, const DynamicPrintConf
update_apply_status(this->invalidate_all_steps());
m_objects = print_objects_new;
// Delete the PrintObjects marked as Unknown or Deleted.
bool deleted_objects = false;
for (auto &pos : print_object_status)
if (pos.status == PrintObjectStatus::Unknown || pos.status == PrintObjectStatus::Deleted) {
update_apply_status(pos.print_object->invalidate_all_steps());
delete pos.print_object;
deleted_objects = true;
}
if (new_objects)
update_apply_status(false);
@ -870,19 +868,22 @@ void SLAPrint::process()
po.m_supportdata->support_points = po.transformed_support_points();
}
// If the builtin pad mode is engaged, we have to filter out all the
// If the zero elevation mode is engaged, we have to filter out all the
// points that are on the bottom of the object
if(builtin_pad_cfg(po.m_config)) {
double gnd = po.m_supportdata->emesh.ground_level();
auto & pts = po.m_supportdata->support_points;
if (po.config().support_object_elevation.getFloat() <= EPSILON) {
double gnd = po.m_supportdata->emesh.ground_level();
auto & pts = po.m_supportdata->support_points;
double tolerance = po.config().pad_enable.getBool()
? po.m_config.pad_wall_thickness.getFloat()
: po.m_config.support_base_height.getFloat();
// get iterator to the reorganized vector end
auto endit = std::remove_if(
pts.begin(),
pts.end(),
[&po, gnd](const sla::SupportPoint &sp) {
[tolerance, gnd](const sla::SupportPoint &sp) {
double diff = std::abs(gnd - double(sp.pos(Z)));
return diff <= po.m_config.pad_wall_thickness.getFloat();
return diff <= tolerance;
});
// erase all elements after the new end
@ -1352,7 +1353,7 @@ void SLAPrint::process()
};
// Rasterizing the model objects, and their supports
auto rasterize = [this, max_objstatus]() {
auto rasterize = [this]() {
if(canceled()) return;
// collect all the keys