Merge branch 'master' of https://github.com/prusa3d/PrusaSlicer into et_gcode_viewer

src/libslic3r/BoundingBox.cpp

@@ -11,17 +11,6 @@ template BoundingBoxBase<Vec2d>::BoundingBoxBase(const std::vector<Vec2d> &point
 
 template BoundingBox3Base<Vec3d>::BoundingBox3Base(const std::vector<Vec3d> &points);
 
-BoundingBox::BoundingBox(const Lines &lines)
-{
-    Points points;
-    points.reserve(lines.size());
-    for (const Line &line : lines) {
-        points.emplace_back(line.a);
-        points.emplace_back(line.b);
-    }
-    *this = BoundingBox(points);
-}
-
 void BoundingBox::polygon(Polygon* polygon) const
 {
     polygon->points.clear();

src/libslic3r/BoundingBox.hpp

@@ -20,17 +20,19 @@ public:
         min(pmin), max(pmax), defined(pmin(0) < pmax(0) && pmin(1) < pmax(1)) {}
     BoundingBoxBase(const std::vector<PointClass>& points) : min(PointClass::Zero()), max(PointClass::Zero())
     {
-        if (points.empty())
-            throw std::invalid_argument("Empty point set supplied to BoundingBoxBase constructor");
-
-        typename std::vector<PointClass>::const_iterator it = points.begin();
-        this->min = *it;
-        this->max = *it;
-        for (++ it; it != points.end(); ++ it) {
-            this->min = this->min.cwiseMin(*it);
-            this->max = this->max.cwiseMax(*it);
+        if (points.empty()) {
+            this->defined = false;
+            // throw std::invalid_argument("Empty point set supplied to BoundingBoxBase constructor");
+        } else {
+            typename std::vector<PointClass>::const_iterator it = points.begin();
+            this->min = *it;
+            this->max = *it;
+            for (++ it; it != points.end(); ++ it) {
+                this->min = this->min.cwiseMin(*it);
+                this->max = this->max.cwiseMax(*it);
+            }
+            this->defined = (this->min(0) < this->max(0)) && (this->min(1) < this->max(1));
         }
-        this->defined = (this->min(0) < this->max(0)) && (this->min(1) < this->max(1));
     }
     void reset() { this->defined = false; this->min = PointClass::Zero(); this->max = PointClass::Zero(); }
     void merge(const PointClass &point);
@@ -143,7 +145,6 @@ public:
     BoundingBox() : BoundingBoxBase<Point>() {}
     BoundingBox(const Point &pmin, const Point &pmax) : BoundingBoxBase<Point>(pmin, pmax) {}
     BoundingBox(const Points &points) : BoundingBoxBase<Point>(points) {}
-    BoundingBox(const Lines &lines);
 
     friend BoundingBox get_extents_rotated(const Points &points, double angle);
 };

src/libslic3r/Geometry.hpp

@@ -10,6 +10,7 @@
 // Serialization through the Cereal library
 #include <cereal/access.hpp>
 
+#define BOOST_VORONOI_USE_GMP 1
 #include "boost/polygon/voronoi.hpp"
 
 namespace ClipperLib {

src/libslic3r/Line.cpp

@@ -125,4 +125,14 @@ Vec3d Linef3::intersect_plane(double z) const
     return Vec3d(this->a(0) + v(0) * t, this->a(1) + v(1) * t, z);
 }
 
+BoundingBox get_extents(const Lines &lines)
+{
+    BoundingBox bbox;
+    for (const Line &line : lines) {
+        bbox.merge(line.a);
+        bbox.merge(line.b);
+    }
+    return bbox;
+}
+
 }

src/libslic3r/Line.hpp

@@ -103,6 +103,8 @@ public:
     Vec3d b;
 };
 
+extern BoundingBox get_extents(const Lines &lines);
+
 } // namespace Slic3r
 
 // start Boost

src/libslic3r/MotionPlanner.cpp

@@ -6,6 +6,7 @@
 #include <limits> // for numeric_limits
 #include <assert.h>
 
+#define BOOST_VORONOI_USE_GMP 1
 #include "boost/polygon/voronoi.hpp"
 using boost::polygon::voronoi_builder;
 using boost::polygon::voronoi_diagram;