3DPrinting/PrusaSlicer-NonPlainar
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Disable slicing when one object crosses the print volume boundary

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This commit is contained in:
Enrico Turri 2018-07-18 14:26:42 +02:00
parent d672a69554
commit d805c8ac3b
9 changed files with 67 additions and 29 deletions
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4
xs/src/libslic3r/BoundingBox.hpp
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@ -103,6 +103,10 @@ public:
bool contains(const BoundingBox3Base<PointClass>& other) const {
return contains(other.min) && contains(other.max);
}
bool intersects(const BoundingBox3Base<PointClass>& other) const {
return (min.x < other.max.x) && (max.x > other.min.x) && (min.y < other.max.y) && (max.y > other.min.y) && (min.z < other.max.z) && (max.z > other.min.z);
}
};
class BoundingBox : public BoundingBoxBase<Point>

13
xs/src/libslic3r/Model.cpp
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@ -1235,7 +1235,7 @@ void ModelObject::split(ModelObjectPtrs* new_objects)
return;
}
void ModelObject::check_instances_printability(const BoundingBoxf3& print_volume)
void ModelObject::check_instances_print_volume_state(const BoundingBoxf3& print_volume)
{
for (ModelVolume* vol : this->volumes)
{
@ -1274,10 +1274,15 @@ void ModelObject::check_instances_printability(const BoundingBoxf3& print_volume
p.y += inst->offset.y;
bb.merge(p);
}
}
inst->is_printable = print_volume.contains(bb);
}
}
if (print_volume.contains(bb))
inst->print_volume_state = ModelInstance::PVS_Inside;
else if (print_volume.intersects(bb))
inst->print_volume_state = ModelInstance::PVS_Partly_Outside;
else
inst->print_volume_state = ModelInstance::PVS_Fully_Outside;
}
}
}

24
xs/src/libslic3r/Model.hpp
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@ -131,7 +131,8 @@ public:
bool needed_repair() const;
void cut(coordf_t z, Model* model) const;
void split(ModelObjectPtrs* new_objects);
void check_instances_printability(const BoundingBoxf3& print_volume);
void check_instances_print_volume_state(const BoundingBoxf3& print_volume);
// Print object statistics to console.
void print_info() const;
@ -198,14 +199,23 @@ private:
// Knows the affine transformation of an object.
class ModelInstance
{
friend class ModelObject;
public:
enum EPrintVolumeState : unsigned char
{
PVS_Inside,
PVS_Partly_Outside,
PVS_Fully_Outside,
Num_BedStates
};
friend class ModelObject;
double rotation; // Rotation around the Z axis, in radians around mesh center point
double scaling_factor;
Pointf offset; // in unscaled coordinates
// whether or not this instance is contained in the print volume (set by Print::validate() using ModelObject::check_instances_printability())
bool is_printable;
// flag showing the position of this instance with respect to the print volume (set by Print::validate() using ModelObject::check_instances_print_volume_state())
EPrintVolumeState print_volume_state;
ModelObject* get_object() const { return this->object; }
@ -218,13 +228,15 @@ public:
// To be called on an external polygon. It does not translate the polygon, only rotates and scales.
void transform_polygon(Polygon* polygon) const;
bool is_printable() const { return print_volume_state == PVS_Inside; }
private:
// Parent object, owning this instance.
ModelObject* object;
ModelInstance(ModelObject *object) : rotation(0), scaling_factor(1), object(object), is_printable(false) {}
ModelInstance(ModelObject *object) : rotation(0), scaling_factor(1), object(object), print_volume_state(PVS_Inside) {}
ModelInstance(ModelObject *object, const ModelInstance &other) :
rotation(other.rotation), scaling_factor(other.scaling_factor), offset(other.offset), object(object), is_printable(false) {}
rotation(other.rotation), scaling_factor(other.scaling_factor), offset(other.offset), object(object), print_volume_state(PVS_Inside) {}
};

2
xs/src/libslic3r/Print.cpp
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@ -543,7 +543,7 @@ std::string Print::validate() const
print_volume.min.z = -1e10;
unsigned int printable_count = 0;
for (PrintObject *po : this->objects) {
po->model_object()->check_instances_printability(print_volume);
po->model_object()->check_instances_print_volume_state(print_volume);
po->reload_model_instances();
if (po->is_printable())
++printable_count;

2
xs/src/libslic3r/PrintObject.cpp
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@ -103,7 +103,7 @@ bool PrintObject::reload_model_instances()
copies.reserve(this->_model_object->instances.size());
for (const ModelInstance *mi : this->_model_object->instances)
{
if (mi->is_printable)
if (mi->is_printable())
copies.emplace_back(Point::new_scale(mi->offset.x, mi->offset.y));
}
return this->set_copies(copies);

25
xs/src/slic3r/GUI/3DScene.cpp
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@ -743,7 +743,7 @@ void GLVolumeCollection::render_legacy() const
glDisable(GL_BLEND);
}
bool GLVolumeCollection::check_outside_state(const DynamicPrintConfig* config)
bool GLVolumeCollection::check_outside_state(const DynamicPrintConfig* config, ModelInstance::EPrintVolumeState* out_state)
{
if (config == nullptr)
return false;
@ -757,18 +757,31 @@ bool GLVolumeCollection::check_outside_state(const DynamicPrintConfig* config)
// Allow the objects to protrude below the print bed
print_volume.min.z = -1e10;
bool contained = true;
ModelInstance::EPrintVolumeState state = ModelInstance::PVS_Inside;
bool all_contained = true;
for (GLVolume* volume : this->volumes)
{
if ((volume != nullptr) && !volume->is_modifier)
{
bool state = print_volume.contains(volume->transformed_bounding_box());
contained &= state;
volume->is_outside = !state;
const BoundingBoxf3& bb = volume->transformed_bounding_box();
bool contained = print_volume.contains(bb);
all_contained &= contained;
volume->is_outside = !contained;
if ((state == ModelInstance::PVS_Inside) && volume->is_outside)
state = ModelInstance::PVS_Fully_Outside;
if ((state == ModelInstance::PVS_Fully_Outside) && volume->is_outside && print_volume.intersects(bb))
state = ModelInstance::PVS_Partly_Outside;
}
}
return contained;
if (out_state != nullptr)
*out_state = state;
return all_contained;
}
void GLVolumeCollection::reset_outside_state()

5
xs/src/slic3r/GUI/3DScene.hpp
View File

@ -6,6 +6,7 @@
#include "../../libslic3r/Line.hpp"
#include "../../libslic3r/TriangleMesh.hpp"
#include "../../libslic3r/Utils.hpp"
#include "../../libslic3r/Model.hpp"
#include "../../slic3r/GUI/GLCanvas3DManager.hpp"
class wxBitmap;
@ -422,7 +423,9 @@ public:
print_box_max[0] = max_x; print_box_max[1] = max_y; print_box_max[2] = max_z;
}
bool check_outside_state(const DynamicPrintConfig* config);
// returns true if all the volumes are completely contained in the print volume
// returns the containment state in the given out_state, if non-null
bool check_outside_state(const DynamicPrintConfig* config, ModelInstance::EPrintVolumeState* out_state);
void reset_outside_state();
void update_colors_by_extruder(const DynamicPrintConfig* config);

15
xs/src/slic3r/GUI/GLCanvas3D.cpp
View File

@ -1381,6 +1381,7 @@ void GLCanvas3D::Gizmos::render(const GLCanvas3D& canvas, const BoundingBoxf3& b
::glDisable(GL_DEPTH_TEST);
if (box.radius() > 0.0)
_render_current_gizmo(box);
::glPushMatrix();
@ -1657,7 +1658,7 @@ void GLCanvas3D::update_volumes_selection(const std::vector<int>& selections)
bool GLCanvas3D::check_volumes_outside_state(const DynamicPrintConfig* config) const
{
return m_volumes.check_outside_state(config);
return m_volumes.check_outside_state(config, nullptr);
}
bool GLCanvas3D::move_volume_up(unsigned int id)
@ -2082,20 +2083,23 @@ void GLCanvas3D::reload_scene(bool force)
// checks for geometry outside the print volume to render it accordingly
if (!m_volumes.empty())
{
bool contained = m_volumes.check_outside_state(m_config);
ModelInstance::EPrintVolumeState state;
bool contained = m_volumes.check_outside_state(m_config, &state);
if (!contained)
{
enable_warning_texture(true);
_3DScene::generate_warning_texture(L("Detected object outside print volume"));
m_on_enable_action_buttons_callback.call(state == ModelInstance::PVS_Fully_Outside);
}
else
{
enable_warning_texture(false);
m_volumes.reset_outside_state();
_3DScene::reset_warning_texture();
}
m_on_enable_action_buttons_callback.call(!m_model->objects.empty());
}
}
else
{
enable_warning_texture(false);
@ -3130,6 +3134,7 @@ void GLCanvas3D::on_mouse(wxMouseEvent& evt)
m_mouse.set_start_position_3D_as_invalid();
m_mouse.set_start_position_2D_as_invalid();
m_mouse.dragging = false;
m_dirty = true;
}
else if (evt.Moving())
{
@ -3272,7 +3277,7 @@ BoundingBoxf3 GLCanvas3D::_selected_volumes_bounding_box() const
BoundingBoxf3 bb;
for (const GLVolume* volume : m_volumes.volumes)
{
if ((volume != nullptr) && volume->selected)
if ((volume != nullptr) && !volume->is_wipe_tower && volume->selected)
bb.merge(volume->transformed_bounding_box());
}
return bb;
@ -3549,7 +3554,7 @@ void GLCanvas3D::_render_objects() const
{
const BoundingBoxf3& bed_bb = m_bed.get_bounding_box();
m_volumes.set_print_box((float)bed_bb.min.x, (float)bed_bb.min.y, 0.0f, (float)bed_bb.max.x, (float)bed_bb.max.y, (float)m_config->opt_float("max_print_height"));
m_volumes.check_outside_state(m_config);
m_volumes.check_outside_state(m_config, nullptr);
}
// do not cull backfaces to show broken geometry, if any
::glDisable(GL_CULL_FACE);

4
xs/xsp/GUI_3DScene.xsp
View File

@ -105,10 +105,6 @@
void release_geometry();
void set_print_box(float min_x, float min_y, float min_z, float max_x, float max_y, float max_z);
bool check_outside_state(DynamicPrintConfig* config)
%code%{
RETVAL = THIS->check_outside_state(config);
%};
void reset_outside_state();
void update_colors_by_extruder(DynamicPrintConfig* config);