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Implemented utility functions to operate over lines, polylines, polygons,

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surfaces.
This commit is contained in:
bubnikv 2016-11-07 22:49:11 +01:00
parent aac968162b
commit 5a81731577
13 changed files with 495 additions and 66 deletions
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21
xs/src/libslic3r/Surface.hpp
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@ -56,6 +56,7 @@ public:
#endif
operator Polygons() const;
double area() const;
bool empty() const { return expolygon.empty(); }
bool is_solid() const;
bool is_external() const;
bool is_internal() const;
@ -168,6 +169,10 @@ inline void surfaces_append(Surfaces &dst, const ExPolygons &src, const Surface
for (ExPolygons::const_iterator it = src.begin(); it != src.end(); ++ it)
dst.push_back(Surface(surfaceTempl, *it));
}
inline void surfaces_append(Surfaces &dst, const Surfaces &src)
{
dst.insert(dst.end(), src.begin(), src.end());
}
#if SLIC3R_CPPVER >= 11
inline void surfaces_append(Surfaces &dst, ExPolygons &&src, SurfaceType surfaceType)
@ -182,12 +187,28 @@ inline void surfaces_append(Surfaces &dst, ExPolygons &&src, const Surface &surf
for (ExPolygons::const_iterator it = src.begin(); it != src.end(); ++ it)
dst.push_back(Surface(surfaceTempl, std::move(*it)));
}
inline void surfaces_append(Surfaces &dst, Surfaces &&src)
{
if (dst.empty())
dst = std::move(src);
else
std::move(std::begin(src), std::end(src), std::back_inserter(dst));
}
#endif
extern BoundingBox get_extents(const Surface &surface);
extern BoundingBox get_extents(const Surfaces &surfaces);
extern BoundingBox get_extents(const SurfacesPtr &surfaces);
inline bool surfaces_could_merge(const Surface &s1, const Surface &s2)
{
return
s1.surface_type == s2.surface_type &&
s1.thickness == s2.thickness &&
s1.thickness_layers == s2.thickness_layers &&
s1.bridge_angle == s2.bridge_angle;
}
class SVG;
extern const char* surface_type_to_color_name(const SurfaceType surface_type);