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Merge branch 'master' into lm_drilling_backend_rebased

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This commit is contained in:
Lukas Matena 2020-02-03 15:20:16 +01:00
commit a1d4dab999
63 changed files with 3891 additions and 3327 deletions
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161
src/libslic3r/SLAPrintSteps.cpp
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@ -26,9 +26,9 @@ namespace Slic3r {
namespace {
const std::array<unsigned, slaposCount> OBJ_STEP_LEVELS = {
5, // slaposHollowing,
20, // slaposObjectSlice,
5, // slaposDrillHolesIfHollowed
10, // slaposHollowing,
10, // slaposDrillHolesIfHollowed
10, // slaposObjectSlice,
20, // slaposSupportPoints,
10, // slaposSupportTree,
10, // slaposPad,
@ -38,9 +38,9 @@ const std::array<unsigned, slaposCount> OBJ_STEP_LEVELS = {
std::string OBJ_STEP_LABELS(size_t idx)
{
switch (idx) {
case slaposHollowing: return L("Hollowing and drilling holes");
case slaposHollowing: return L("Hollowing model");
case slaposDrillHoles: return L("Drilling holes into hollowed model.");
case slaposObjectSlice: return L("Slicing model");
case slaposDrillHolesIfHollowed: return L("Drilling holes into hollowed model.");
case slaposSupportPoints: return L("Generating support points");
case slaposSupportTree: return L("Generating support tree");
case slaposPad: return L("Generating pad");
@ -80,70 +80,70 @@ SLAPrint::Steps::Steps(SLAPrint *print)
void SLAPrint::Steps::hollow_model(SLAPrintObject &po)
{
po.m_hollowing_data.reset();
bool drilling_needed = ! po.m_model_object->sla_drain_holes.empty();
// If the mesh is broken, stop immediately, even before hollowing.
//if (drilling_needed && po.transformed_mesh().needed_repair())
// throw std::runtime_error(L("The mesh appears to be too broken "
// "to drill holes into it reliably."));
if (! po.m_config.hollowing_enable.getBool())
BOOST_LOG_TRIVIAL(info) << "Skipping hollowing step!";
else {
BOOST_LOG_TRIVIAL(info) << "Performing hollowing step!";
double thickness = po.m_config.hollowing_min_thickness.getFloat();
double quality = po.m_config.hollowing_quality.getFloat();
double closing_d = po.m_config.hollowing_closing_distance.getFloat();
sla::HollowingConfig hlwcfg{thickness, quality, closing_d};
auto meshptr = generate_interior(po.transformed_mesh(), hlwcfg);
if (meshptr->empty())
BOOST_LOG_TRIVIAL(warning) << "Hollowed interior is empty!";
else {
po.m_hollowing_data.reset(new SLAPrintObject::HollowingData());
po.m_hollowing_data->interior = *meshptr;
auto &hollowed_mesh = po.m_hollowing_data->hollow_mesh_with_holes;
hollowed_mesh = po.transformed_mesh();
hollowed_mesh.merge(po.m_hollowing_data->interior);
hollowed_mesh.require_shared_vertices();
}
if (! po.m_config.hollowing_enable.getBool()) {
BOOST_LOG_TRIVIAL(info) << "Skipping hollowing step!";
return;
}
BOOST_LOG_TRIVIAL(info) << "Performing hollowing step!";
// Drill holes into the hollowed/original mesh.
if (! drilling_needed)
BOOST_LOG_TRIVIAL(info) << "Drilling skipped (no holes).";
double thickness = po.m_config.hollowing_min_thickness.getFloat();
double quality = po.m_config.hollowing_quality.getFloat();
double closing_d = po.m_config.hollowing_closing_distance.getFloat();
sla::HollowingConfig hlwcfg{thickness, quality, closing_d};
auto meshptr = generate_interior(po.transformed_mesh(), hlwcfg);
if (meshptr->empty())
BOOST_LOG_TRIVIAL(warning) << "Hollowed interior is empty!";
else {
BOOST_LOG_TRIVIAL(info) << "Drilling drainage holes.";
sla::DrainHoles drainholes = po.transformed_drainhole_points();
TriangleMesh holes_mesh;
for (const sla::DrainHole &holept : drainholes)
holes_mesh.merge(sla::to_triangle_mesh(holept.to_mesh()));
holes_mesh.require_shared_vertices();
MeshBoolean::self_union(holes_mesh);
// If there is no hollowed mesh yet, copy the original mesh.
if (! po.m_hollowing_data) {
po.m_hollowing_data.reset(new SLAPrintObject::HollowingData());
po.m_hollowing_data->hollow_mesh_with_holes = po.transformed_mesh();
}
TriangleMesh &hollowed_mesh = po.m_hollowing_data->hollow_mesh_with_holes;
hollowed_mesh = po.get_mesh_to_print();
try {
MeshBoolean::cgal::minus(hollowed_mesh, holes_mesh);
}
catch (const std::runtime_error& ex) {
throw std::runtime_error(L("Drilling holes into the mesh failed. "
"This is usually caused by broken model. Try to fix it first."));
}
po.m_hollowing_data.reset(new SLAPrintObject::HollowingData());
po.m_hollowing_data->interior = *meshptr;
auto &hollowed_mesh = po.m_hollowing_data->hollow_mesh_with_holes;
hollowed_mesh = po.transformed_mesh();
hollowed_mesh.merge(po.m_hollowing_data->interior);
hollowed_mesh.require_shared_vertices();
}
}
void SLAPrint::Steps::drill_holes(SLAPrintObject &po)
{
// Drill holes into the hollowed/original mesh.
if (po.m_model_object->sla_drain_holes.empty()) {
BOOST_LOG_TRIVIAL(info) << "Drilling skipped (no holes).";
return;
}
BOOST_LOG_TRIVIAL(info) << "Drilling drainage holes.";
sla::DrainHoles drainholes = po.transformed_drainhole_points();
TriangleMesh holes_mesh;
for (const sla::DrainHole &holept : drainholes)
holes_mesh.merge(sla::to_triangle_mesh(holept.to_mesh()));
holes_mesh.require_shared_vertices();
MeshBoolean::cgal::self_union(holes_mesh); //FIXME-fix and use the cgal version
// If there is no hollowed mesh yet, copy the original mesh.
if (! po.m_hollowing_data) {
po.m_hollowing_data.reset(new SLAPrintObject::HollowingData());
po.m_hollowing_data->hollow_mesh_with_holes = po.transformed_mesh();
}
TriangleMesh &hollowed_mesh = po.m_hollowing_data->hollow_mesh_with_holes;
try {
MeshBoolean::cgal::minus(hollowed_mesh, holes_mesh);
} catch (const std::runtime_error &ex) {
throw std::runtime_error(L(
"Drilling holes into the mesh failed. "
"This is usually caused by broken model. Try to fix it first."));
}
hollowed_mesh.require_shared_vertices();
}
// The slicing will be performed on an imaginary 1D grid which starts from
// the bottom of the bounding box created around the supported model. So
// the first layer which is usually thicker will be part of the supports
@ -478,14 +478,16 @@ static ClipperPolygons polydiff(const ClipperPolygons &subjects, const ClipperPo
}
// get polygons for all instances in the object
static ClipperPolygons get_all_polygons(
const ExPolygons & input_polygons,
const std::vector<SLAPrintObject::Instance> &instances,
bool is_lefthanded)
static ClipperPolygons get_all_polygons(const SliceRecord& record, SliceOrigin o)
{
namespace sl = libnest2d::sl;
if (!record.print_obj()) return {};
ClipperPolygons polygons;
auto &input_polygons = record.get_slice(o);
auto &instances = record.print_obj()->instances();
bool is_lefthanded = record.print_obj()->is_left_handed();
polygons.reserve(input_polygons.size() * instances.size());
for (const ExPolygon& polygon : input_polygons) {
@ -558,6 +560,12 @@ void SLAPrint::Steps::initialize_printer_input()
coord_t gndlvl = o->get_slice_index().front().print_level() - ilhs;
for(const SliceRecord& slicerecord : o->get_slice_index()) {
if (!slicerecord.is_valid())
throw std::runtime_error(
L("There are unprintable objects. Try to "
"adjust support settings to make the "
"objects printable."));
coord_t lvlid = slicerecord.print_level() - gndlvl;
// Neat trick to round the layer levels to the grid.
@ -660,22 +668,13 @@ void SLAPrint::Steps::merge_slices_and_eval_stats() {
supports_polygons.reserve(c);
for(const SliceRecord& record : layer.slices()) {
const SLAPrintObject *po = record.print_obj();
const ExPolygons &modelslices = record.get_slice(soModel);
bool is_lefth = record.print_obj()->is_left_handed();
if (!modelslices.empty()) {
ClipperPolygons v = get_all_polygons(modelslices, po->instances(), is_lefth);
for(ClipperPolygon& p_tmp : v) model_polygons.emplace_back(std::move(p_tmp));
}
const ExPolygons &supportslices = record.get_slice(soSupport);
if (!supportslices.empty()) {
ClipperPolygons v = get_all_polygons(supportslices, po->instances(), is_lefth);
for(ClipperPolygon& p_tmp : v) supports_polygons.emplace_back(std::move(p_tmp));
}
ClipperPolygons modelslices = get_all_polygons(record, soModel);
for(ClipperPolygon& p_tmp : modelslices) model_polygons.emplace_back(std::move(p_tmp));
ClipperPolygons supportslices = get_all_polygons(record, soSupport);
for(ClipperPolygon& p_tmp : supportslices) supports_polygons.emplace_back(std::move(p_tmp));
}
model_polygons = polyunion(model_polygons);
@ -864,8 +863,8 @@ void SLAPrint::Steps::execute(SLAPrintObjectStep step, SLAPrintObject &obj)
{
switch(step) {
case slaposHollowing: hollow_model(obj); break;
case slaposDrillHoles: drill_holes(obj); break;
case slaposObjectSlice: slice_model(obj); break;
case slaposDrillHolesIfHollowed: break;
case slaposSupportPoints: support_points(obj); break;
case slaposSupportTree: support_tree(obj); break;
case slaposPad: generate_pad(obj); break;