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ExtrusionEntity and derived classes: Documented, short methods made

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inline for efficiency and readability, grow() renamed to polygons_covered().
This commit is contained in:
bubnikv 2016-11-03 10:24:32 +01:00
parent 12b7818caa
commit 7b6b609df1
8 changed files with 92 additions and 167 deletions
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118
xs/src/libslic3r/ExtrusionEntity.hpp
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@ -36,22 +36,18 @@ enum ExtrusionLoopRole {
class ExtrusionEntity
{
public:
virtual bool is_collection() const {
return false;
};
virtual bool is_loop() const {
return false;
};
virtual bool can_reverse() const {
return true;
};
public:
virtual bool is_collection() const { return false; }
virtual bool is_loop() const { return false; }
virtual bool can_reverse() const { return true; }
virtual ExtrusionEntity* clone() const = 0;
virtual ~ExtrusionEntity() {};
virtual void reverse() = 0;
virtual Point first_point() const = 0;
virtual Point last_point() const = 0;
virtual Polygons grow() const = 0;
// Produce a list of 2D polygons covered by the extruded path.
virtual Polygons polygons_covered() const = 0;
// Minimum volumetric velocity of this extrusion entity. Used by the constant nozzle pressure algorithm.
virtual double min_mm3_per_mm() const = 0;
virtual Polyline as_polyline() const = 0;
virtual double length() const { return 0; };
@ -61,34 +57,57 @@ typedef std::vector<ExtrusionEntity*> ExtrusionEntitiesPtr;
class ExtrusionPath : public ExtrusionEntity
{
public:
public:
Polyline polyline;
ExtrusionRole role;
double mm3_per_mm; // mm^3 of plastic per mm of linear head motion
// Volumetric velocity. mm^3 of plastic per mm of linear head motion
double mm3_per_mm;
// Width of the extrusion.
float width;
// Height of the extrusion.
float height;
ExtrusionPath(ExtrusionRole role) : role(role), mm3_per_mm(-1), width(-1), height(-1) {};
ExtrusionPath* clone() const;
void reverse();
Point first_point() const;
Point last_point() const;
ExtrusionPath(ExtrusionRole role, double mm3_per_mm, float width, float height) : role(role), mm3_per_mm(mm3_per_mm), width(width), height(height) {};
// ExtrusionPath(ExtrusionRole role, const Flow &flow) : role(role), mm3_per_mm(flow.mm3_per_mm()), width(flow.width), height(flow.height) {};
ExtrusionPath* clone() const { return new ExtrusionPath (*this); }
void reverse() { this->polyline.reverse(); }
Point first_point() const { return this->polyline.points.front(); }
Point last_point() const { return this->polyline.points.back(); }
// Produce a list of extrusion paths into retval by clipping this path by ExPolygonCollection.
// Currently not used.
void intersect_expolygons(const ExPolygonCollection &collection, ExtrusionEntityCollection* retval) const;
// Produce a list of extrusion paths into retval by removing parts of this path by ExPolygonCollection.
// Currently not used.
void subtract_expolygons(const ExPolygonCollection &collection, ExtrusionEntityCollection* retval) const;
void clip_end(double distance);
void simplify(double tolerance);
virtual double length() const;
bool is_perimeter() const;
bool is_infill() const;
bool is_solid_infill() const;
bool is_bridge() const;
Polygons grow() const;
double min_mm3_per_mm() const {
return this->mm3_per_mm;
};
Polyline as_polyline() const {
return this->polyline;
};
bool is_perimeter() const {
return this->role == erPerimeter
|| this->role == erExternalPerimeter
|| this->role == erOverhangPerimeter;
}
bool is_infill() const {
return this->role == erBridgeInfill
|| this->role == erInternalInfill
|| this->role == erSolidInfill
|| this->role == erTopSolidInfill;
}
bool is_solid_infill() const {
return this->role == erBridgeInfill
|| this->role == erSolidInfill
|| this->role == erTopSolidInfill;
}
bool is_bridge() const {
return this->role == erBridgeInfill
|| this->role == erOverhangPerimeter;
}
// Produce a list of 2D polygons covered by the extruded path.
Polygons polygons_covered() const;
// Minimum volumetric velocity of this extrusion entity. Used by the constant nozzle pressure algorithm.
double min_mm3_per_mm() const { return this->mm3_per_mm; }
Polyline as_polyline() const { return this->polyline; }
private:
void _inflate_collection(const Polylines &polylines, ExtrusionEntityCollection* collection) const;
@ -109,32 +128,43 @@ class ExtrusionLoop : public ExtrusionEntity
: role(role) {
this->paths.push_back(path);
};
bool is_loop() const {
return true;
};
bool can_reverse() const {
return false;
};
ExtrusionLoop* clone() const;
bool is_loop() const { return true; }
bool can_reverse() const { return false; }
ExtrusionLoop* clone() const { return new ExtrusionLoop (*this); }
bool make_clockwise();
bool make_counter_clockwise();
void reverse();
Point first_point() const;
Point last_point() const;
Point first_point() const { return this->paths.front().polyline.points.front(); }
Point last_point() const { assert(first_point() == this->paths.back().polyline.points.back()); return first_point(); }
Polygon polygon() const;
virtual double length() const;
bool split_at_vertex(const Point &point);
void split_at(const Point &point);
void clip_end(double distance, ExtrusionPaths* paths) const;
// Test, whether the point is extruded by a bridging flow.
// This used to be used to avoid placing seams on overhangs, but now the EdgeGrid is used instead.
bool has_overhang_point(const Point &point) const;
bool is_perimeter() const;
bool is_infill() const;
bool is_solid_infill() const;
Polygons grow() const;
bool is_perimeter() const {
return this->paths.front().role == erPerimeter
|| this->paths.front().role == erExternalPerimeter
|| this->paths.front().role == erOverhangPerimeter;
}
bool is_infill() const {
return this->paths.front().role == erBridgeInfill
|| this->paths.front().role == erInternalInfill
|| this->paths.front().role == erSolidInfill
|| this->paths.front().role == erTopSolidInfill;
}
bool is_solid_infill() const {
return this->paths.front().role == erBridgeInfill
|| this->paths.front().role == erSolidInfill
|| this->paths.front().role == erTopSolidInfill;
}
// Produce a list of 2D polygons covered by the extruded path.
Polygons polygons_covered() const;
// Minimum volumetric velocity of this extrusion entity. Used by the constant nozzle pressure algorithm.
double min_mm3_per_mm() const;
Polyline as_polyline() const {
return this->polygon().split_at_first_point();
};
Polyline as_polyline() const { return this->polygon().split_at_first_point(); }
};
}