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SLA slices preview - completed prototype

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This commit is contained in:
Enrico Turri 2018-11-28 15:13:25 +01:00
parent 729e35f1ff
commit bac021d516
4 changed files with 187 additions and 6 deletions
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2
src/libslic3r/SLAPrint.cpp
View file

@ -1013,7 +1013,7 @@ const TriangleMesh EMPTY_MESH;
const std::vector<ExPolygons> &SLAPrintObject::get_support_slices() const
{
// assert(is_step_done(slaposSliceSupports));
if(!!m_supportdata) return EMPTY_SLICES;
if (!m_supportdata) return EMPTY_SLICES;
return m_supportdata->support_slices;
}

181
src/slic3r/GUI/GLCanvas3D.cpp
View file

@ -3793,6 +3793,7 @@ void GLCanvas3D::render()
}
_render_objects();
_render_sla_slices();
_render_selection();
if (!is_custom_bed) // textured bed needs to be rendered after objects
@ -5704,7 +5705,7 @@ void GLCanvas3D::_render_objects() const
}
if (m_use_clipping_planes)
m_volumes.set_z_range(m_clipping_planes[0].get_data()[3], m_clipping_planes[1].get_data()[3]);
m_volumes.set_z_range(-m_clipping_planes[0].get_data()[3], m_clipping_planes[1].get_data()[3]);
else
m_volumes.set_z_range(-FLT_MAX, FLT_MAX);
@ -5891,6 +5892,184 @@ void GLCanvas3D::_render_camera_target() const
}
#endif // ENABLE_SHOW_CAMERA_TARGET
void GLCanvas3D::_render_sla_slices() const
{
if (!m_use_clipping_planes || wxGetApp().preset_bundle->printers.get_edited_preset().printer_technology() != ptSLA)
return;
const SLAPrint* print = this->sla_print();
if (print->objects().empty())
// nothing to render, return
return;
double clip_min_z = -m_clipping_planes[0].get_data()[3];
double clip_max_z = m_clipping_planes[1].get_data()[3];
for (const SLAPrintObject* obj : print->objects())
{
if (obj->is_step_done(slaposIndexSlices))
{
const SLAPrintObject::SliceIndex& index = obj->get_slice_index();
const std::vector<ExPolygons>& model_slices = obj->get_model_slices();
const std::vector<ExPolygons>& support_slices = obj->get_support_slices();
const std::vector<SLAPrintObject::Instance>& instances = obj->instances();
double shift_z = obj->get_current_elevation();
struct InstanceTransform
{
Vec3d offset;
float rotation;
};
std::vector<InstanceTransform> instance_transforms;
for (const SLAPrintObject::Instance& inst : instances)
{
instance_transforms.push_back({ to_3d(unscale(inst.shift), shift_z), Geometry::rad2deg(inst.rotation) });
}
double min_z = clip_min_z - shift_z;
double max_z = clip_max_z - shift_z;
SLAPrintObject::SliceIndex::const_iterator it_min_z = std::find_if(index.begin(), index.end(), [min_z](const SLAPrintObject::SliceIndex::value_type& id) -> bool { return std::abs(min_z - id.first) < EPSILON; });
SLAPrintObject::SliceIndex::const_iterator it_max_z = std::find_if(index.begin(), index.end(), [max_z](const SLAPrintObject::SliceIndex::value_type& id) -> bool { return std::abs(max_z - id.first) < EPSILON; });
::glColor3f(1.0f, 0.37f, 0.0f);
if (it_min_z != index.end())
{
// render model bottom slices
if (it_min_z->second.model_slices_idx < model_slices.size())
{
const ExPolygons& polys = model_slices[it_min_z->second.model_slices_idx];
for (const ExPolygon& poly : polys)
{
Polygons triangles;
poly.triangulate(&triangles);
if (!triangles.empty())
{
for (unsigned int i = 0; i < (unsigned int)instances.size(); ++i)
{
::glPushMatrix();
::glTranslated(instance_transforms[i].offset(0), instance_transforms[i].offset(1), instance_transforms[i].offset(2));
::glRotatef(instance_transforms[i].rotation, 0.0, 0.0, 1.0);
::glBegin(GL_TRIANGLES);
::glNormal3f(0.0f, 0.0f, -1.0f);
for (const Polygon& p : triangles)
{
::glVertex3dv((GLdouble*)to_3d(unscale(p.points[2]), min_z).data());
::glVertex3dv((GLdouble*)to_3d(unscale(p.points[1]), min_z).data());
::glVertex3dv((GLdouble*)to_3d(unscale(p.points[0]), min_z).data());
}
::glEnd();
::glPopMatrix();
}
}
}
}
// render support bottom slices
if (it_min_z->second.support_slices_idx < support_slices.size())
{
const ExPolygons& polys = support_slices[it_min_z->second.support_slices_idx];
for (const ExPolygon& poly : polys)
{
Polygons triangles;
poly.triangulate(&triangles);
if (!triangles.empty())
{
for (unsigned int i = 0; i < (unsigned int)instances.size(); ++i)
{
::glPushMatrix();
::glTranslated(instance_transforms[i].offset(0), instance_transforms[i].offset(1), instance_transforms[i].offset(2));
::glRotatef(instance_transforms[i].rotation, 0.0, 0.0, 1.0);
::glBegin(GL_TRIANGLES);
::glNormal3f(0.0f, 0.0f, -1.0f);
for (const Polygon& p : triangles)
{
::glVertex3dv((GLdouble*)to_3d(unscale(p.points[2]), min_z).data());
::glVertex3dv((GLdouble*)to_3d(unscale(p.points[1]), min_z).data());
::glVertex3dv((GLdouble*)to_3d(unscale(p.points[0]), min_z).data());
}
::glEnd();
::glPopMatrix();
}
}
}
}
}
if (it_max_z != index.end())
{
// render model top slices
if (it_max_z->second.model_slices_idx < model_slices.size())
{
const ExPolygons& polys = model_slices[it_max_z->second.model_slices_idx];
for (const ExPolygon& poly : polys)
{
Polygons triangles;
poly.triangulate(&triangles);
if (!triangles.empty())
{
for (unsigned int i = 0; i < (unsigned int)instances.size(); ++i)
{
::glPushMatrix();
::glTranslated(instance_transforms[i].offset(0), instance_transforms[i].offset(1), instance_transforms[i].offset(2));
::glRotatef(instance_transforms[i].rotation, 0.0, 0.0, 1.0);
::glBegin(GL_TRIANGLES);
::glNormal3f(0.0f, 0.0f, 1.0f);
for (const Polygon& p : triangles)
{
::glVertex3dv((GLdouble*)to_3d(unscale(p.points[0]), max_z).data());
::glVertex3dv((GLdouble*)to_3d(unscale(p.points[1]), max_z).data());
::glVertex3dv((GLdouble*)to_3d(unscale(p.points[2]), max_z).data());
}
::glEnd();
::glPopMatrix();
}
}
}
}
// render support top slices
if (it_max_z->second.support_slices_idx < support_slices.size())
{
const ExPolygons& polys = support_slices[it_max_z->second.support_slices_idx];
for (const ExPolygon& poly : polys)
{
Polygons triangles;
poly.triangulate(&triangles);
if (!triangles.empty())
{
for (unsigned int i = 0; i < (unsigned int)instances.size(); ++i)
{
::glPushMatrix();
::glTranslated(instance_transforms[i].offset(0), instance_transforms[i].offset(1), instance_transforms[i].offset(2));
::glRotatef(instance_transforms[i].rotation, 0.0, 0.0, 1.0);
::glBegin(GL_TRIANGLES);
::glNormal3f(0.0f, 0.0f, 1.0f);
for (const Polygon& p : triangles)
{
::glVertex3dv((GLdouble*)to_3d(unscale(p.points[0]), max_z).data());
::glVertex3dv((GLdouble*)to_3d(unscale(p.points[1]), max_z).data());
::glVertex3dv((GLdouble*)to_3d(unscale(p.points[2]), max_z).data());
}
::glEnd();
::glPopMatrix();
}
}
}
}
}
}
}
}
void GLCanvas3D::_update_volumes_hover_state() const
{
for (GLVolume* v : m_volumes.volumes)

2
src/slic3r/GUI/GLCanvas3D.hpp
View file

@ -941,6 +941,7 @@ private:
#if ENABLE_SHOW_CAMERA_TARGET
void _render_camera_target() const;
#endif // ENABLE_SHOW_CAMERA_TARGET
void _render_sla_slices() const;
void _update_volumes_hover_state() const;
void _update_gizmos_data();
@ -984,6 +985,7 @@ private:
void _load_gcode_unretractions(const GCodePreviewData& preview_data);
// generates objects and wipe tower geometry
void _load_shells_fff();
// generates objects geometry for sla
void _load_shells_sla();
// sets gcode geometry visibility according to user selection
void _update_gcode_volumes_visibility(const GCodePreviewData& preview_data);

8
src/slic3r/GUI/GUI_Preview.cpp
View file

@ -619,7 +619,7 @@ void Preview::load_print_as_sla()
unsigned int n_layers = 0;
const SLAPrint* print = m_process->sla_print();
std::set<float> zs;
std::set<double> zs;
for (const SLAPrintObject* obj : print->objects())
{
double shift_z = obj->get_current_elevation();
@ -628,7 +628,7 @@ void Preview::load_print_as_sla()
const SLAPrintObject::SliceIndex& index = obj->get_slice_index();
for (const SLAPrintObject::SliceIndex::value_type& id : index)
{
zs.insert(shift_z + id.second.scale_back(id.first));
zs.insert(shift_z + id.first);
}
}
}
@ -670,8 +670,8 @@ void Preview::on_sliders_scroll_changed(wxEvent& event)
}
else if (tech == ptSLA)
{
m_canvas->set_clipping_plane(0, GLCanvas3D::ClippingPlane(Vec3d::UnitZ(), -(m_slider->GetLowerValueD() - 1e-6)));
m_canvas->set_clipping_plane(1, GLCanvas3D::ClippingPlane(-Vec3d::UnitZ(), m_slider->GetHigherValueD() + 1e-6));
m_canvas->set_clipping_plane(0, GLCanvas3D::ClippingPlane(Vec3d::UnitZ(), -m_slider->GetLowerValueD()));
m_canvas->set_clipping_plane(1, GLCanvas3D::ClippingPlane(-Vec3d::UnitZ(), m_slider->GetHigherValueD()));
m_canvas->set_use_clipping_planes(m_slider->GetHigherValue() != 0);
m_canvas_widget->Refresh();
}