Apply fix includes.

Cherry-picked from prusa3d/PrusaSlicer@919740fb3e

Co-authored-by: Martin Šach <martin.sachin@gmail.com>

src/libslic3r/Geometry/MedialAxis.cpp

@@ -1,9 +1,16 @@
 #include <boost/log/trivial.hpp>
 #include "MedialAxis.hpp"
 
-#include "clipper.hpp"
+#include <boost/log/trivial.hpp>
+#include <boost/polygon/polygon.hpp>
+#include <cassert>
+#include <cmath>
+
 #include "VoronoiOffset.hpp"
-#include "../ClipperUtils.hpp"
+#include "libslic3r/ClipperUtils.hpp"
+#include "libslic3r/ExPolygon.hpp"
+#include "libslic3r/Point.hpp"
+#include "libslic3r/libslic3r.h"
 
 #ifdef SLIC3R_DEBUG
 namespace boost { namespace polygon {

src/libslic3r/Geometry/MedialAxis.hpp

@@ -1,8 +1,15 @@
 #ifndef slic3r_Geometry_MedialAxis_hpp_
 #define slic3r_Geometry_MedialAxis_hpp_
 
+#include <stddef.h>
+#include <utility>
+#include <vector>
+#include <cstddef>
+
 #include "Voronoi.hpp"
 #include "../ExPolygon.hpp"
+#include "libslic3r/Line.hpp"
+#include "libslic3r/Polyline.hpp"
 
 namespace Slic3r::Geometry {
 

src/libslic3r/Geometry/Voronoi.cpp

@@ -1,11 +1,13 @@
 #include "Voronoi.hpp"
 
+#include <boost/log/trivial.hpp>
+#include <cassert>
+
 #include "libslic3r/Arachne/utils/PolygonsSegmentIndex.hpp"
 #include "libslic3r/Geometry/VoronoiUtils.hpp"
 #include "libslic3r/Geometry/VoronoiUtilsCgal.hpp"
 #include "libslic3r/MultiMaterialSegmentation.hpp"
-
-#include <boost/log/trivial.hpp>
+#include "libslic3r/Line.hpp"
 
 namespace Slic3r::Geometry {
 

src/libslic3r/Geometry/Voronoi.hpp

@@ -1,8 +1,15 @@
 #ifndef slic3r_Geometry_Voronoi_hpp_
 #define slic3r_Geometry_Voronoi_hpp_
 
+#include <boost/polygon/polygon.hpp>
+#include <cstddef>
+#include <iterator>
+#include <vector>
+
 #include "../Line.hpp"
 #include "../Polyline.hpp"
+#include "libslic3r/Point.hpp"
+#include "libslic3r/libslic3r.h"
 
 #ifdef _MSC_VER
 // Suppress warning C4146 in OpenVDB: unary minus operator applied to unsigned type, result still unsigned
@@ -10,6 +17,12 @@
 #pragma warning(disable : 4146)
 #endif // _MSC_VER
 #include "boost/polygon/voronoi.hpp"
+
+namespace boost {
+namespace polygon {
+template <typename Segment> struct segment_traits;
+}  // namespace polygon
+}  // namespace boost
 #ifdef _MSC_VER
 #pragma warning(pop)
 #endif // _MSC_VER

src/libslic3r/Geometry/VoronoiOffset.cpp

@@ -1,15 +1,21 @@
 // Polygon offsetting using Voronoi diagram prodiced by boost::polygon.
 
-#include "Geometry.hpp"
-#include "VoronoiOffset.hpp"
-#include "libslic3r.h"
-
 #include <cmath>
+#include <algorithm>
+#include <array>
+#include <limits>
+#include <tuple>
+#include <utility>
+#include <cassert>
+#include <cstdlib>
+
+#include "libslic3r/Geometry.hpp"
+#include "VoronoiOffset.hpp"
+#include "libslic3r/libslic3r.h"
+#include "libslic3r/Geometry/Voronoi.hpp"
 
 // #define VORONOI_DEBUG_OUT
 
-#include <boost/polygon/detail/voronoi_ctypes.hpp>
-
 #ifdef VORONOI_DEBUG_OUT
 #include <libslic3r/VoronoiVisualUtils.hpp>
 #endif

src/libslic3r/Geometry/VoronoiOffset.hpp

@@ -3,9 +3,15 @@
 #ifndef slic3r_VoronoiOffset_hpp_
 #define slic3r_VoronoiOffset_hpp_
 
-#include "../libslic3r.h"
+#include <boost/polygon/polygon.hpp>
+#include <cmath>
+#include <vector>
 
+#include "libslic3r/libslic3r.h"
 #include "Voronoi.hpp"
+#include "libslic3r/Line.hpp"
+#include "libslic3r/Point.hpp"
+#include "libslic3r/Polygon.hpp"
 
 namespace Slic3r {
 

src/libslic3r/Geometry/VoronoiUtils.cpp

@@ -1,11 +1,17 @@
 #include <boost/log/trivial.hpp>
-
-#include <Arachne/utils/PolygonsSegmentIndex.hpp>
-#include <MultiMaterialSegmentation.hpp>
-#include <Geometry.hpp>
+#include <libslic3r/Arachne/utils/PolygonsSegmentIndex.hpp>
+#include <libslic3r/MultiMaterialSegmentation.hpp>
+#include <libslic3r/Geometry.hpp>
+#include <cmath>
+#include <cstdint>
+#include <utility>
+#include <vector>
+#include <cassert>
+#include <cstdlib>
 
 #include "VoronoiUtils.hpp"
-#include "libslic3r.h"
+#include "libslic3r/Exception.hpp"
+#include "libslic3r/Line.hpp"
 
 namespace Slic3r::Geometry {
 

src/libslic3r/Geometry/VoronoiUtils.hpp

@@ -1,8 +1,15 @@
 #ifndef slic3r_VoronoiUtils_hpp_
 #define slic3r_VoronoiUtils_hpp_
 
+#include <boost/polygon/polygon.hpp>
+#include <iterator>
+#include <limits>
+
 #include "libslic3r/Geometry/Voronoi.hpp"
 #include "libslic3r/Arachne/utils/PolygonsSegmentIndex.hpp"
+#include "libslic3r/Arachne/utils/PolygonsPointIndex.hpp"
+#include "libslic3r/Point.hpp"
+#include "libslic3r/libslic3r.h"
 
 using VD = Slic3r::Geometry::VoronoiDiagram;
 

src/libslic3r/Geometry/VoronoiUtilsCgal.cpp

@@ -1,15 +1,21 @@
-// Needed since the CGAL headers are not self-contained.
-#include <boost/next_prior.hpp>
 #include <CGAL/Exact_predicates_exact_constructions_kernel.h>
 #include <CGAL/Arr_segment_traits_2.h>
 #include <CGAL/Surface_sweep_2_algorithms.h>
+#include <boost/variant/get.hpp>
+#include <vector>
+#include <cassert>
 
 #include "libslic3r/Geometry/Voronoi.hpp"
 #include "libslic3r/Geometry/VoronoiUtils.hpp"
 #include "libslic3r/Arachne/utils/PolygonsSegmentIndex.hpp"
 #include "libslic3r/MultiMaterialSegmentation.hpp"
-
 #include "VoronoiUtilsCgal.hpp"
+#include "libslic3r/Line.hpp"
+#include "libslic3r/Point.hpp"
+
+namespace CGAL {
+class MP_Float;
+}  // namespace CGAL
 
 using VD = Slic3r::Geometry::VoronoiDiagram;
 

src/libslic3r/Geometry/VoronoiUtilsCgal.hpp

@@ -1,6 +1,9 @@
 #ifndef slic3r_VoronoiUtilsCgal_hpp_
 #define slic3r_VoronoiUtilsCgal_hpp_
 
+#include <boost/polygon/polygon.hpp>
+#include <iterator>
+
 #include "Voronoi.hpp"
 #include "../Arachne/utils/PolygonsSegmentIndex.hpp"