clipper 6.0x and supporting modifications
some debug fixes
This commit is contained in:
Peter Sadrozinski
parent
ac334ecca4
commit
36e75560e6
17 changed files with 3178 additions and 2065 deletions
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@ -83,7 +83,8 @@ public:
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}
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bool is_landmass_area( unsigned int p ) const {
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if ( area_defs[p].GetCategory() == "landmass" ) {
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if (( area_defs[p].GetCategory() == "landmass" ) ||
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( area_defs[p].GetCategory() == "other" )) {
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return true;
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} else {
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return false;
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@ -134,7 +134,7 @@ bool TGConstruct::ClipLandclassPolys( void ) {
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tgShapefile::FromPolygon( tmp, ds_name, layer, name );
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sprintf(layer, "pre_clip_accum_%d_%d", accum_idx, polys_in.get_poly( i, j ).GetId() );
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accum.ToShapefiles( ds_name, layer, true );
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accum.ToShapefiles( ds_name, layer, false );
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}
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clipped = accum.Diff( tmp );
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@ -172,7 +172,7 @@ bool TGConstruct::ClipLandclassPolys( void ) {
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char layer[32];
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sprintf(layer, "post_clip_accum_%d_%d", accum_idx, polys_in.get_poly( i, j ).GetId() );
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accum.ToShapefiles( ds_name, layer, true );
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accum.ToShapefiles( ds_name, layer, false );
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}
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accum_idx++;
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@ -202,9 +202,33 @@ bool TGConstruct::ClipLandclassPolys( void ) {
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// finally, what ever is left over goes to ocean
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remains = accum.Diff( safety_base );
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if ( debug_shapes.size() )
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{
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char layer[32];
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char name[32];
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sprintf(layer, "remains_sb" );
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sprintf(name, "shape");
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tgShapefile::FromPolygon( remains, ds_name, layer, name );
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}
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remains = tgPolygon::RemoveDups( remains );
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remains = tgPolygon::RemoveCycles( remains );
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if ( debug_shapes.size() )
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{
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char layer[32];
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char name[32];
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sprintf(layer, "remains_postclean" );
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sprintf(name, "shape");
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tgShapefile::FromPolygon( remains, ds_name, layer, name );
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}
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if ( remains.Contours() > 0 ) {
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// cout << "remains contours = " << remains.contours() << endl;
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// move slivers from remains polygon to slivers polygon
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@ -63,7 +63,7 @@ void TGConstruct::get_debug( void )
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while (ss >> i)
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{
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SG_LOG(SG_GENERAL, SG_ALERT, "Adding debug file " << i);
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SG_LOG(SG_GENERAL, SG_ALERT, "Adding debug area " << i);
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debug_areas.push_back(i);
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@ -90,7 +90,7 @@ void TGConstruct::get_debug( void )
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while (ss >> i)
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{
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SG_LOG(SG_GENERAL, SG_ALERT, "Adding debug file " << i);
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SG_LOG(SG_GENERAL, SG_ALERT, "Adding debug shape " << i);
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debug_shapes.push_back(i);
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File diff suppressed because it is too large
Load diff
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@ -1,8 +1,8 @@
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/*******************************************************************************
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* *
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* Author : Angus Johnson *
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* Version : 5.1.4 *
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* Date : 24 March 2013 *
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* Version : 6.1.2 *
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* Date : 15 December 2013 *
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* Website : http://www.angusj.com *
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* Copyright : Angus Johnson 2010-2013 *
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* *
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@ -34,11 +34,29 @@
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#ifndef clipper_hpp
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#define clipper_hpp
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#define CLIPPER_VERSION "6.1.2"
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//use_int32: When enabled 32bit ints are used instead of 64bit ints. This
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//improve performance but coordinate values are limited to the range +/- 46340
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//#define use_int32
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//use_xyz: adds a Z member to IntPoint. Adds a minor cost to perfomance.
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//#define use_xyz
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//use_lines: Enables line clipping. Adds a very minor cost to performance.
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//#define use_lines
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//use_deprecated: Enables support for the obsolete OffsetPaths() function
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//which has been replace with the ClipperOffset class.
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#define use_deprecated
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#include <vector>
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#include <set>
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#include <stdexcept>
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#include <cstring>
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#include <cstdlib>
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#include <ostream>
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#include <functional>
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namespace ClipperLib {
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@ -50,23 +68,64 @@ enum PolyType { ptSubject, ptClip };
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//see http://glprogramming.com/red/chapter11.html
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enum PolyFillType { pftEvenOdd, pftNonZero, pftPositive, pftNegative };
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typedef signed long long long64;
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typedef unsigned long long ulong64;
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#ifdef use_int32
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typedef int cInt;
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typedef unsigned int cUInt;
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#else
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typedef signed long long cInt;
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typedef unsigned long long cUInt;
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#endif
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struct IntPoint {
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public:
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long64 X;
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long64 Y;
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IntPoint(long64 x = 0, long64 y = 0): X(x), Y(y) {};
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friend std::ostream& operator <<(std::ostream &s, IntPoint &p);
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cInt X;
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cInt Y;
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#ifdef use_xyz
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cInt Z;
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IntPoint(cInt x = 0, cInt y = 0, cInt z = 0): X(x), Y(y), Z(z) {};
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#else
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IntPoint(cInt x = 0, cInt y = 0): X(x), Y(y) {};
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#endif
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friend inline bool operator== (const IntPoint& a, const IntPoint& b)
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{
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return a.X == b.X && a.Y == b.Y;
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}
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friend inline bool operator!= (const IntPoint& a, const IntPoint& b)
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{
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return a.X != b.X || a.Y != b.Y;
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}
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};
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//------------------------------------------------------------------------------
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typedef std::vector< IntPoint > Polygon;
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typedef std::vector< Polygon > Polygons;
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typedef std::vector< IntPoint > Path;
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typedef std::vector< Path > Paths;
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inline Path& operator <<(Path& poly, const IntPoint& p) {poly.push_back(p); return poly;}
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inline Paths& operator <<(Paths& polys, const Path& p) {polys.push_back(p); return polys;}
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std::ostream& operator <<(std::ostream &s, Polygon &p);
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std::ostream& operator <<(std::ostream &s, Polygons &p);
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std::ostream& operator <<(std::ostream &s, const IntPoint &p);
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std::ostream& operator <<(std::ostream &s, const Path &p);
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std::ostream& operator <<(std::ostream &s, const Paths &p);
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struct DoublePoint
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{
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double X;
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double Y;
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DoublePoint(double x = 0, double y = 0) : X(x), Y(y) {}
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DoublePoint(IntPoint ip) : X((double)ip.X), Y((double)ip.Y) {}
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};
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//------------------------------------------------------------------------------
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#ifdef use_xyz
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typedef void (*TZFillCallback)(IntPoint& z1, IntPoint& z2, IntPoint& pt);
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#endif
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enum InitOptions {ioReverseSolution = 1, ioStrictlySimple = 2, ioPreserveCollinear = 4};
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enum JoinType {jtSquare, jtRound, jtMiter};
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enum EndType {etClosedPolygon, etClosedLine, etOpenButt, etOpenSquare, etOpenRound};
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#ifdef use_deprecated
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enum EndType_ {etClosed, etButt = 2, etSquare, etRound};
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#endif
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class PolyNode;
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typedef std::vector< PolyNode* > PolyNodes;
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@ -75,17 +134,22 @@ class PolyNode
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{
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public:
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PolyNode();
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Polygon Contour;
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Path Contour;
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PolyNodes Childs;
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PolyNode* Parent;
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PolyNode* GetNext() const;
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bool IsHole() const;
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bool IsOpen() const;
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int ChildCount() const;
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private:
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PolyNode* GetNextSiblingUp() const;
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unsigned Index; //node index in Parent.Childs
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bool m_IsOpen;
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JoinType m_jointype;
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EndType m_endtype;
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PolyNode* GetNextSiblingUp() const;
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void AddChild(PolyNode& child);
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friend class Clipper; //to access Index
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friend class ClipperOffset;
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};
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class PolyTree: public PolyNode
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@ -100,112 +164,54 @@ private:
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friend class Clipper; //to access AllNodes
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};
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enum JoinType { jtSquare, jtRound, jtMiter };
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bool Orientation(const Path &poly);
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double Area(const Path &poly);
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bool Orientation(const Polygon &poly);
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double Area(const Polygon &poly);
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#ifdef use_deprecated
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void OffsetPaths(const Paths &in_polys, Paths &out_polys,
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double delta, JoinType jointype, EndType_ endtype, double limit = 0);
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#endif
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void OffsetPolygons(const Polygons &in_polys, Polygons &out_polys,
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double delta, JoinType jointype = jtSquare, double limit = 0, bool autoFix = true);
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void SimplifyPolygon(const Path &in_poly, Paths &out_polys, PolyFillType fillType = pftEvenOdd);
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void SimplifyPolygons(const Paths &in_polys, Paths &out_polys, PolyFillType fillType = pftEvenOdd);
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void SimplifyPolygons(Paths &polys, PolyFillType fillType = pftEvenOdd);
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void SimplifyPolygon(const Polygon &in_poly, Polygons &out_polys, PolyFillType fillType = pftEvenOdd);
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void SimplifyPolygons(const Polygons &in_polys, Polygons &out_polys, PolyFillType fillType = pftEvenOdd);
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void SimplifyPolygons(Polygons &polys, PolyFillType fillType = pftEvenOdd);
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void CleanPolygon(const Path& in_poly, Path& out_poly, double distance = 1.415);
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void CleanPolygon(Path& poly, double distance = 1.415);
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void CleanPolygons(const Paths& in_polys, Paths& out_polys, double distance = 1.415);
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void CleanPolygons(Paths& polys, double distance = 1.415);
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void CleanPolygon(Polygon& in_poly, Polygon& out_poly, double distance = 1.415);
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void CleanPolygons(Polygons& in_polys, Polygons& out_polys, double distance = 1.415);
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void MinkowskiSum(const Path& poly, const Path& path, Paths& solution, bool isClosed);
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void MinkowskiDiff(const Path& poly, const Path& path, Paths& solution, bool isClosed);
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void PolyTreeToPolygons(PolyTree& polytree, Polygons& polygons);
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void PolyTreeToPaths(const PolyTree& polytree, Paths& paths);
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void ClosedPathsFromPolyTree(const PolyTree& polytree, Paths& paths);
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void OpenPathsFromPolyTree(PolyTree& polytree, Paths& paths);
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void ReversePolygon(Polygon& p);
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void ReversePolygons(Polygons& p);
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void ReversePath(Path& p);
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void ReversePaths(Paths& p);
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//used internally ...
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struct IntRect { cInt left; cInt top; cInt right; cInt bottom; };
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//enums that are used internally ...
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enum EdgeSide { esLeft = 1, esRight = 2};
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enum IntersectProtects { ipNone = 0, ipLeft = 1, ipRight = 2, ipBoth = 3 };
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struct TEdge {
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long64 xbot;
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long64 ybot;
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long64 xcurr;
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long64 ycurr;
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long64 xtop;
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long64 ytop;
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double dx;
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long64 deltaX;
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long64 deltaY;
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PolyType polyType;
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EdgeSide side;
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int windDelta; //1 or -1 depending on winding direction
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int windCnt;
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int windCnt2; //winding count of the opposite polytype
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int outIdx;
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TEdge *next;
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TEdge *prev;
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TEdge *nextInLML;
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TEdge *nextInAEL;
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TEdge *prevInAEL;
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TEdge *nextInSEL;
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TEdge *prevInSEL;
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};
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struct IntersectNode {
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TEdge *edge1;
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TEdge *edge2;
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IntPoint pt;
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IntersectNode *next;
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};
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struct LocalMinima {
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long64 Y;
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TEdge *leftBound;
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TEdge *rightBound;
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LocalMinima *next;
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};
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struct Scanbeam {
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long64 Y;
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Scanbeam *next;
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};
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struct OutPt; //forward declaration
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struct OutRec {
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int idx;
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bool isHole;
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OutRec *FirstLeft; //see comments in clipper.pas
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PolyNode *polyNode;
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OutPt *pts;
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OutPt *bottomPt;
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};
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struct OutPt {
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int idx;
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IntPoint pt;
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OutPt *next;
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OutPt *prev;
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};
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struct JoinRec {
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IntPoint pt1a;
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IntPoint pt1b;
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int poly1Idx;
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IntPoint pt2a;
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IntPoint pt2b;
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int poly2Idx;
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};
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struct HorzJoinRec {
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TEdge *edge;
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int savedIdx;
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};
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struct IntRect { long64 left; long64 top; long64 right; long64 bottom; };
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//forward declarations (for stuff used internally) ...
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struct TEdge;
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struct IntersectNode;
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struct LocalMinima;
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struct Scanbeam;
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struct OutPt;
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struct OutRec;
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struct Join;
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typedef std::vector < OutRec* > PolyOutList;
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typedef std::vector < TEdge* > EdgeList;
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typedef std::vector < JoinRec* > JoinList;
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typedef std::vector < HorzJoinRec* > HorzJoinList;
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typedef std::vector < Join* > JoinList;
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typedef std::vector < IntersectNode* > IntersectList;
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//------------------------------------------------------------------------------
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//ClipperBase is the ancestor to the Clipper class. It should not be
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//instantiated directly. This class simply abstracts the conversion of sets of
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@ -215,29 +221,38 @@ class ClipperBase
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public:
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ClipperBase();
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virtual ~ClipperBase();
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bool AddPolygon(const Polygon &pg, PolyType polyType);
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bool AddPolygons( const Polygons &ppg, PolyType polyType);
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bool AddPath(const Path &pg, PolyType PolyTyp, bool Closed);
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bool AddPaths(const Paths &ppg, PolyType PolyTyp, bool Closed);
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virtual void Clear();
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IntRect GetBounds();
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bool PreserveCollinear() {return m_PreserveCollinear;};
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void PreserveCollinear(bool value) {m_PreserveCollinear = value;};
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protected:
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void DisposeLocalMinimaList();
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TEdge* AddBoundsToLML(TEdge *e);
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TEdge* AddBoundsToLML(TEdge *e, bool IsClosed);
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void PopLocalMinima();
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virtual void Reset();
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TEdge* ProcessBound(TEdge* E, bool IsClockwise);
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void InsertLocalMinima(LocalMinima *newLm);
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void DoMinimaLML(TEdge* E1, TEdge* E2, bool IsClosed);
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TEdge* DescendToMin(TEdge *&E);
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void AscendToMax(TEdge *&E, bool Appending, bool IsClosed);
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LocalMinima *m_CurrentLM;
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LocalMinima *m_MinimaList;
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bool m_UseFullRange;
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EdgeList m_edges;
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bool m_PreserveCollinear;
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bool m_HasOpenPaths;
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};
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//------------------------------------------------------------------------------
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class Clipper : public virtual ClipperBase
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{
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public:
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Clipper();
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Clipper(int initOptions = 0);
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~Clipper();
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bool Execute(ClipType clipType,
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Polygons &solution,
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Paths &solution,
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PolyFillType subjFillType = pftEvenOdd,
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PolyFillType clipFillType = pftEvenOdd);
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bool Execute(ClipType clipType,
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@ -247,31 +262,40 @@ public:
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void Clear();
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bool ReverseSolution() {return m_ReverseOutput;};
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void ReverseSolution(bool value) {m_ReverseOutput = value;};
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bool StrictlySimple() {return m_StrictSimple;};
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void StrictlySimple(bool value) {m_StrictSimple = value;};
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//set the callback function for z value filling on intersections (otherwise Z is 0)
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#ifdef use_xyz
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void ZFillFunction(TZFillCallback zFillFunc);
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#endif
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protected:
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void Reset();
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virtual bool ExecuteInternal();
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private:
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PolyOutList m_PolyOuts;
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JoinList m_Joins;
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HorzJoinList m_HorizJoins;
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JoinList m_GhostJoins;
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IntersectList m_IntersectList;
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ClipType m_ClipType;
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Scanbeam *m_Scanbeam;
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std::set< cInt, std::greater<cInt> > m_Scanbeam;
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TEdge *m_ActiveEdges;
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TEdge *m_SortedEdges;
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IntersectNode *m_IntersectNodes;
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bool m_ExecuteLocked;
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PolyFillType m_ClipFillType;
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PolyFillType m_SubjFillType;
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bool m_ReverseOutput;
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bool m_UsingPolyTree;
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void DisposeScanbeamList();
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bool m_StrictSimple;
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#ifdef use_xyz
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TZFillCallback m_ZFill; //custom callback
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#endif
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void SetWindingCount(TEdge& edge);
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bool IsEvenOddFillType(const TEdge& edge) const;
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bool IsEvenOddAltFillType(const TEdge& edge) const;
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void InsertScanbeam(const long64 Y);
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long64 PopScanbeam();
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void InsertLocalMinimaIntoAEL(const long64 botY);
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void InsertEdgeIntoAEL(TEdge *edge);
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void InsertScanbeam(const cInt Y);
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cInt PopScanbeam();
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void InsertLocalMinimaIntoAEL(const cInt botY);
|
||||
void InsertEdgeIntoAEL(TEdge *edge, TEdge* startEdge);
|
||||
void AddEdgeToSEL(TEdge *edge);
|
||||
void CopyAELToSEL();
|
||||
void DeleteFromSEL(TEdge *e);
|
||||
|
|
@ -279,48 +303,79 @@ private:
|
|||
void UpdateEdgeIntoAEL(TEdge *&e);
|
||||
void SwapPositionsInSEL(TEdge *edge1, TEdge *edge2);
|
||||
bool IsContributing(const TEdge& edge) const;
|
||||
bool IsTopHorz(const long64 XPos);
|
||||
bool IsTopHorz(const cInt XPos);
|
||||
void SwapPositionsInAEL(TEdge *edge1, TEdge *edge2);
|
||||
void DoMaxima(TEdge *e, long64 topY);
|
||||
void ProcessHorizontals();
|
||||
void ProcessHorizontal(TEdge *horzEdge);
|
||||
void DoMaxima(TEdge *e);
|
||||
void PrepareHorzJoins(TEdge* horzEdge, bool isTopOfScanbeam);
|
||||
void ProcessHorizontals(bool IsTopOfScanbeam);
|
||||
void ProcessHorizontal(TEdge *horzEdge, bool isTopOfScanbeam);
|
||||
void AddLocalMaxPoly(TEdge *e1, TEdge *e2, const IntPoint &pt);
|
||||
void AddLocalMinPoly(TEdge *e1, TEdge *e2, const IntPoint &pt);
|
||||
OutPt* AddLocalMinPoly(TEdge *e1, TEdge *e2, const IntPoint &pt);
|
||||
OutRec* GetOutRec(int idx);
|
||||
void AppendPolygon(TEdge *e1, TEdge *e2);
|
||||
void DoEdge1(TEdge *edge1, TEdge *edge2, const IntPoint &pt);
|
||||
void DoEdge2(TEdge *edge1, TEdge *edge2, const IntPoint &pt);
|
||||
void DoBothEdges(TEdge *edge1, TEdge *edge2, const IntPoint &pt);
|
||||
void IntersectEdges(TEdge *e1, TEdge *e2,
|
||||
const IntPoint &pt, const IntersectProtects protects);
|
||||
const IntPoint &pt, bool protect = false);
|
||||
OutRec* CreateOutRec();
|
||||
void AddOutPt(TEdge *e, const IntPoint &pt);
|
||||
void DisposeAllPolyPts();
|
||||
OutPt* AddOutPt(TEdge *e, const IntPoint &pt);
|
||||
void DisposeAllOutRecs();
|
||||
void DisposeOutRec(PolyOutList::size_type index);
|
||||
bool ProcessIntersections(const long64 botY, const long64 topY);
|
||||
void AddIntersectNode(TEdge *e1, TEdge *e2, const IntPoint &pt);
|
||||
void BuildIntersectList(const long64 botY, const long64 topY);
|
||||
bool ProcessIntersections(const cInt botY, const cInt topY);
|
||||
void BuildIntersectList(const cInt botY, const cInt topY);
|
||||
void ProcessIntersectList();
|
||||
void ProcessEdgesAtTopOfScanbeam(const long64 topY);
|
||||
void BuildResult(Polygons& polys);
|
||||
void ProcessEdgesAtTopOfScanbeam(const cInt topY);
|
||||
void BuildResult(Paths& polys);
|
||||
void BuildResult2(PolyTree& polytree);
|
||||
void SetHoleState(TEdge *e, OutRec *OutRec);
|
||||
void SetHoleState(TEdge *e, OutRec *outrec);
|
||||
void DisposeIntersectNodes();
|
||||
bool FixupIntersectionOrder();
|
||||
void FixupOutPolygon(OutRec &outRec);
|
||||
void FixupOutPolygon(OutRec &outrec);
|
||||
bool IsHole(TEdge *e);
|
||||
void FixHoleLinkage(OutRec &outRec);
|
||||
void AddJoin(TEdge *e1, TEdge *e2, int e1OutIdx = -1, int e2OutIdx = -1);
|
||||
bool FindOwnerFromSplitRecs(OutRec &outRec, OutRec *&currOrfl);
|
||||
void FixHoleLinkage(OutRec &outrec);
|
||||
void AddJoin(OutPt *op1, OutPt *op2, const IntPoint offPt);
|
||||
void ClearJoins();
|
||||
void AddHorzJoin(TEdge *e, int idx);
|
||||
void ClearHorzJoins();
|
||||
bool JoinPoints(const JoinRec *j, OutPt *&p1, OutPt *&p2);
|
||||
void FixupJoinRecs(JoinRec *j, OutPt *pt, unsigned startIdx);
|
||||
void ClearGhostJoins();
|
||||
void AddGhostJoin(OutPt *op, const IntPoint offPt);
|
||||
bool JoinPoints(Join *j, OutRec* outRec1, OutRec* outRec2);
|
||||
void JoinCommonEdges();
|
||||
void DoSimplePolygons();
|
||||
void FixupFirstLefts1(OutRec* OldOutRec, OutRec* NewOutRec);
|
||||
void FixupFirstLefts2(OutRec* OldOutRec, OutRec* NewOutRec);
|
||||
#ifdef use_xyz
|
||||
void SetZ(IntPoint& pt, TEdge& e);
|
||||
#endif
|
||||
};
|
||||
|
||||
//------------------------------------------------------------------------------
|
||||
|
||||
class ClipperOffset
|
||||
{
|
||||
public:
|
||||
ClipperOffset(double miterLimit = 2.0, double roundPrecision = 0.25);
|
||||
~ClipperOffset();
|
||||
void AddPath(const Path& path, JoinType joinType, EndType endType);
|
||||
void AddPaths(const Paths& paths, JoinType joinType, EndType endType);
|
||||
void Execute(Paths& solution, double delta);
|
||||
void Execute(PolyTree& solution, double delta);
|
||||
void Clear();
|
||||
double MiterLimit;
|
||||
double ArcTolerance;
|
||||
private:
|
||||
Paths m_destPolys;
|
||||
Path m_srcPoly;
|
||||
Path m_destPoly;
|
||||
std::vector<DoublePoint> m_normals;
|
||||
double m_delta, m_sinA, m_sin, m_cos;
|
||||
double m_miterLim, m_StepsPerRad;
|
||||
IntPoint m_lowest;
|
||||
PolyNode m_polyNodes;
|
||||
|
||||
void FixOrientations();
|
||||
void DoOffset(double delta);
|
||||
void OffsetPoint(int j, int& k, JoinType jointype);
|
||||
void DoSquare(int j, int k);
|
||||
void DoMiter(int j, int k, double r);
|
||||
void DoRound(int j, int k);
|
||||
};
|
||||
//------------------------------------------------------------------------------
|
||||
|
||||
class clipperException : public std::exception
|
||||
|
|
|
|||
|
|
@ -21,13 +21,13 @@ tgPolygon tgAccumulator::Diff( const tgContour& subject )
|
|||
unsigned int num_hits = 0;
|
||||
tgRectangle box1 = subject.GetBoundingBox();
|
||||
|
||||
ClipperLib::Polygon clipper_subject = tgContour::ToClipper( subject );
|
||||
ClipperLib::Polygons clipper_result;
|
||||
ClipperLib::Path clipper_subject = tgContour::ToClipper( subject );
|
||||
ClipperLib::Paths clipper_result;
|
||||
|
||||
ClipperLib::Clipper c;
|
||||
c.Clear();
|
||||
|
||||
c.AddPolygon(clipper_subject, ClipperLib::ptSubject);
|
||||
c.AddPath(clipper_subject, ClipperLib::ptSubject, true);
|
||||
|
||||
// clip result against all polygons in the accum that intersect our bb
|
||||
for (unsigned int i=0; i < accum.size(); i++) {
|
||||
|
|
@ -35,7 +35,7 @@ tgPolygon tgAccumulator::Diff( const tgContour& subject )
|
|||
|
||||
if ( box2.intersects(box1) )
|
||||
{
|
||||
c.AddPolygons(accum[i], ClipperLib::ptClip);
|
||||
c.AddPaths(accum[i], ClipperLib::ptClip, true);
|
||||
num_hits++;
|
||||
}
|
||||
}
|
||||
|
|
@ -73,13 +73,13 @@ tgPolygon tgAccumulator::Diff( const tgPolygon& subject )
|
|||
unsigned int num_hits = 0;
|
||||
tgRectangle box1 = subject.GetBoundingBox();
|
||||
|
||||
ClipperLib::Polygons clipper_subject = tgPolygon::ToClipper( subject );
|
||||
ClipperLib::Polygons clipper_result;
|
||||
ClipperLib::Paths clipper_subject = tgPolygon::ToClipper( subject );
|
||||
ClipperLib::Paths clipper_result;
|
||||
|
||||
ClipperLib::Clipper c;
|
||||
c.Clear();
|
||||
|
||||
c.AddPolygons(clipper_subject, ClipperLib::ptSubject);
|
||||
c.AddPaths(clipper_subject, ClipperLib::ptSubject, true);
|
||||
|
||||
// clip result against all polygons in the accum that intersect our bb
|
||||
for (unsigned int i=0; i < accum.size(); i++) {
|
||||
|
|
@ -87,7 +87,7 @@ tgPolygon tgAccumulator::Diff( const tgPolygon& subject )
|
|||
|
||||
if ( box2.intersects(box1) )
|
||||
{
|
||||
c.AddPolygons(accum[i], ClipperLib::ptClip);
|
||||
c.AddPaths(accum[i], ClipperLib::ptClip, true);
|
||||
num_hits++;
|
||||
}
|
||||
}
|
||||
|
|
@ -122,7 +122,7 @@ void tgAccumulator::Add( const tgContour& subject )
|
|||
|
||||
poly.AddContour( subject );
|
||||
|
||||
ClipperLib::Polygons clipper_subject = tgPolygon::ToClipper( poly );
|
||||
ClipperLib::Paths clipper_subject = tgPolygon::ToClipper( poly );
|
||||
accum.push_back( clipper_subject );
|
||||
}
|
||||
|
||||
|
|
@ -134,7 +134,7 @@ void tgAccumulator::Add( const tgPolygon& subject )
|
|||
}
|
||||
}
|
||||
|
||||
ClipperLib::Polygons clipper_subject = tgPolygon::ToClipper( subject );
|
||||
ClipperLib::Paths clipper_subject = tgPolygon::ToClipper( subject );
|
||||
accum.push_back( clipper_subject );
|
||||
}
|
||||
|
||||
|
|
@ -150,12 +150,12 @@ void tgAccumulator::ToShapefiles( const std::string& path, const std::string& la
|
|||
tgShapefile::FromClipper( accum[i], path, layer, std::string(shapefile) );
|
||||
}
|
||||
} else {
|
||||
ClipperLib::Polygons clipper_result;
|
||||
ClipperLib::Paths clipper_result;
|
||||
ClipperLib::Clipper c;
|
||||
c.Clear();
|
||||
|
||||
for ( unsigned int i=0; i<accum.size(); i++ ) {
|
||||
c.AddPolygons(accum[i], ClipperLib::ptSubject);
|
||||
c.AddPaths(accum[i], ClipperLib::ptSubject, true);
|
||||
}
|
||||
c.Execute( ClipperLib::ctUnion, clipper_result, ClipperLib::pftNonZero, ClipperLib::pftNonZero);
|
||||
|
||||
|
|
|
|||
|
|
@ -17,7 +17,7 @@ public:
|
|||
void ToShapefiles( const std::string& path, const std::string& layer, bool individual );
|
||||
|
||||
private:
|
||||
typedef std::vector < ClipperLib::Polygons > clipper_polygons_list;
|
||||
typedef std::vector < ClipperLib::Paths > clipper_polygons_list;
|
||||
|
||||
clipper_polygons_list accum;
|
||||
UniqueSGGeodSet nodes;
|
||||
|
|
|
|||
|
|
@ -373,9 +373,9 @@ tgContour tgContour::RemoveSpikes( const tgContour& subject )
|
|||
return result;
|
||||
}
|
||||
|
||||
ClipperLib::Polygon tgContour::ToClipper( const tgContour& subject )
|
||||
ClipperLib::Path tgContour::ToClipper( const tgContour& subject )
|
||||
{
|
||||
ClipperLib::Polygon contour;
|
||||
ClipperLib::Path contour;
|
||||
|
||||
for ( unsigned int i=0; i<subject.GetSize(); i++)
|
||||
{
|
||||
|
|
@ -388,20 +388,20 @@ ClipperLib::Polygon tgContour::ToClipper( const tgContour& subject )
|
|||
// holes need to be orientation: false
|
||||
if ( Orientation( contour ) ) {
|
||||
//SG_LOG(SG_GENERAL, SG_INFO, "Building clipper contour - hole contour needs to be reversed" );
|
||||
ReversePolygon( contour );
|
||||
ReversePath( contour );
|
||||
}
|
||||
} else {
|
||||
// boundaries need to be orientation: true
|
||||
if ( !Orientation( contour ) ) {
|
||||
//SG_LOG(SG_GENERAL, SG_INFO, "Building clipper contour - boundary contour needs to be reversed" );
|
||||
ReversePolygon( contour );
|
||||
ReversePath( contour );
|
||||
}
|
||||
}
|
||||
|
||||
return contour;
|
||||
}
|
||||
|
||||
tgContour tgContour::FromClipper( const ClipperLib::Polygon& subject )
|
||||
tgContour tgContour::FromClipper( const ClipperLib::Path& subject )
|
||||
{
|
||||
tgContour result;
|
||||
|
||||
|
|
@ -462,14 +462,14 @@ tgPolygon tgContour::Union( const tgContour& subject, tgPolygon& clip )
|
|||
}
|
||||
}
|
||||
|
||||
ClipperLib::Polygon clipper_subject = tgContour::ToClipper( subject );
|
||||
ClipperLib::Polygons clipper_clip = tgPolygon::ToClipper( clip );
|
||||
ClipperLib::Polygons clipper_result;
|
||||
ClipperLib::Path clipper_subject = tgContour::ToClipper( subject );
|
||||
ClipperLib::Paths clipper_clip = tgPolygon::ToClipper( clip );
|
||||
ClipperLib::Paths clipper_result;
|
||||
|
||||
ClipperLib::Clipper c;
|
||||
c.Clear();
|
||||
c.AddPolygon(clipper_subject, ClipperLib::ptSubject);
|
||||
c.AddPolygons(clipper_clip, ClipperLib::ptClip);
|
||||
c.AddPath(clipper_subject, ClipperLib::ptSubject, true);
|
||||
c.AddPaths(clipper_clip, ClipperLib::ptClip, true);
|
||||
c.Execute(ClipperLib::ctUnion, clipper_result, ClipperLib::pftEvenOdd, ClipperLib::pftEvenOdd);
|
||||
|
||||
result = tgPolygon::FromClipper( clipper_result );
|
||||
|
|
@ -494,14 +494,14 @@ tgPolygon tgContour::Diff( const tgContour& subject, tgPolygon& clip )
|
|||
}
|
||||
}
|
||||
|
||||
ClipperLib::Polygon clipper_subject = tgContour::ToClipper( subject );
|
||||
ClipperLib::Polygons clipper_clip = tgPolygon::ToClipper( clip );
|
||||
ClipperLib::Polygons clipper_result;
|
||||
ClipperLib::Path clipper_subject = tgContour::ToClipper( subject );
|
||||
ClipperLib::Paths clipper_clip = tgPolygon::ToClipper( clip );
|
||||
ClipperLib::Paths clipper_result;
|
||||
|
||||
ClipperLib::Clipper c;
|
||||
c.Clear();
|
||||
c.AddPolygon(clipper_subject, ClipperLib::ptSubject);
|
||||
c.AddPolygons(clipper_clip, ClipperLib::ptClip);
|
||||
c.AddPath(clipper_subject, ClipperLib::ptSubject, true);
|
||||
c.AddPaths(clipper_clip, ClipperLib::ptClip, true);
|
||||
c.Execute(ClipperLib::ctDifference, clipper_result, ClipperLib::pftEvenOdd, ClipperLib::pftEvenOdd);
|
||||
|
||||
result = tgPolygon::FromClipper( clipper_result );
|
||||
|
|
@ -524,14 +524,14 @@ tgPolygon tgContour::Intersect( const tgContour& subject, const tgContour& clip
|
|||
all_nodes.add( clip.GetNode(i) );
|
||||
}
|
||||
|
||||
ClipperLib::Polygon clipper_subject = tgContour::ToClipper( subject );
|
||||
ClipperLib::Polygon clipper_clip = tgContour::ToClipper( clip );
|
||||
ClipperLib::Polygons clipper_result;
|
||||
ClipperLib::Path clipper_subject = tgContour::ToClipper( subject );
|
||||
ClipperLib::Path clipper_clip = tgContour::ToClipper( clip );
|
||||
ClipperLib::Paths clipper_result;
|
||||
|
||||
ClipperLib::Clipper c;
|
||||
c.Clear();
|
||||
c.AddPolygon(clipper_subject, ClipperLib::ptSubject);
|
||||
c.AddPolygon(clipper_clip, ClipperLib::ptClip);
|
||||
c.AddPath(clipper_subject, ClipperLib::ptSubject, true);
|
||||
c.AddPath(clipper_clip, ClipperLib::ptClip, true);
|
||||
c.Execute(ClipperLib::ctIntersection, clipper_result, ClipperLib::pftEvenOdd, ClipperLib::pftEvenOdd);
|
||||
|
||||
result = tgPolygon::FromClipper( clipper_result );
|
||||
|
|
@ -745,12 +745,13 @@ tgContour tgContour::Expand( const tgContour& subject, double offset )
|
|||
tgContour result;
|
||||
|
||||
poly.AddContour( subject );
|
||||
ClipperLib::Polygons clipper_src, clipper_dst;
|
||||
ClipperLib::Paths clipper_src, clipper_dst;
|
||||
|
||||
clipper_src = tgPolygon::ToClipper( poly );
|
||||
|
||||
// convert delta from meters to clipper units
|
||||
OffsetPolygons( clipper_src, clipper_dst, Dist_ToClipper(offset) );
|
||||
ClipperLib::ClipperOffset co(2.0, 2.0);
|
||||
co.AddPaths(clipper_src, ClipperLib::jtSquare, ClipperLib::etClosedPolygon);
|
||||
co.Execute(clipper_dst, Dist_ToClipper(offset) );
|
||||
|
||||
poly = tgPolygon::FromClipper( clipper_dst );
|
||||
|
||||
|
|
|
|||
|
|
@ -112,8 +112,8 @@ public:
|
|||
static bool FindColinearLine( const tgContour& subject, const SGGeod& node, SGGeod& start, SGGeod& end );
|
||||
|
||||
// conversions
|
||||
static ClipperLib::Polygon ToClipper( const tgContour& subject );
|
||||
static tgContour FromClipper( const ClipperLib::Polygon& subject );
|
||||
static ClipperLib::Path ToClipper( const tgContour& subject );
|
||||
static tgContour FromClipper( const ClipperLib::Path& subject );
|
||||
|
||||
static tgContour Expand( const tgContour& subject, double offset );
|
||||
static tgpolygon_list ExpandToPolygons( const tgContour& subject, double width );
|
||||
|
|
|
|||
|
|
@ -70,10 +70,10 @@ double CalculateTheta( const SGVec3d& dirCur, const SGVec3d& dirNext )
|
|||
|
||||
ClipperLib::IntPoint SGGeod_ToClipper( const SGGeod& p )
|
||||
{
|
||||
ClipperLib::long64 x, y;
|
||||
ClipperLib::cUInt x, y;
|
||||
|
||||
x = (ClipperLib::long64)( p.getLongitudeDeg() * CLIPPER_FIXEDPT );
|
||||
y = (ClipperLib::long64)( p.getLatitudeDeg() * CLIPPER_FIXEDPT );
|
||||
x = (ClipperLib::cUInt)( p.getLongitudeDeg() * CLIPPER_FIXEDPT );
|
||||
y = (ClipperLib::cUInt)( p.getLatitudeDeg() * CLIPPER_FIXEDPT );
|
||||
|
||||
return ClipperLib::IntPoint( x, y );
|
||||
}
|
||||
|
|
@ -98,7 +98,7 @@ double Dist_ToClipper( double dist )
|
|||
# define LONG_LONG_MIN LLONG_MIN
|
||||
#endif
|
||||
|
||||
tgRectangle BoundingBox_FromClipper( const ClipperLib::Polygons& subject )
|
||||
tgRectangle BoundingBox_FromClipper( const ClipperLib::Paths& subject )
|
||||
{
|
||||
ClipperLib::IntPoint min_pt, max_pt;
|
||||
SGGeod min, max;
|
||||
|
|
|
|||
|
|
@ -27,7 +27,7 @@ double CalculateTheta( const SGVec3d& dirCur, const SGVec3d& dirNext );
|
|||
double Dist_ToClipper( double dist );
|
||||
|
||||
// should be in rectangle
|
||||
tgRectangle BoundingBox_FromClipper( const ClipperLib::Polygons& subject );
|
||||
tgRectangle BoundingBox_FromClipper( const ClipperLib::Paths& subject );
|
||||
|
||||
bool intersection(const SGGeod &p0, const SGGeod &p1, const SGGeod& p2, const SGGeod& p3, SGGeod& intersection);
|
||||
|
||||
|
|
|
|||
|
|
@ -46,12 +46,13 @@ unsigned int tgPolygon::TotalNodes( void ) const
|
|||
|
||||
tgPolygon tgPolygon::Expand( const tgPolygon& subject, double offset )
|
||||
{
|
||||
ClipperLib::Polygons clipper_src, clipper_dst;
|
||||
ClipperLib::Paths clipper_src, clipper_dst;
|
||||
clipper_src = tgPolygon::ToClipper( subject );
|
||||
tgPolygon result;
|
||||
|
||||
// convert delta from meters to clipper units
|
||||
OffsetPolygons( clipper_src, clipper_dst, Dist_ToClipper(offset) );
|
||||
ClipperLib::ClipperOffset co(2.0, 2.0);
|
||||
co.AddPaths(clipper_src, ClipperLib::jtSquare, ClipperLib::etClosedPolygon);
|
||||
co.Execute(clipper_dst, Dist_ToClipper(offset) );
|
||||
|
||||
result = tgPolygon::FromClipper( clipper_dst );
|
||||
|
||||
|
|
|
|||
|
|
@ -79,7 +79,7 @@ void OffsetPointsLast( const SGGeod& prev, const SGGeod& cur, double offset_by,
|
|||
// what abount this?
|
||||
|
||||
// Save clipper to shapefile
|
||||
void clipper_to_shapefile( ClipperLib::Polygons polys, char* datasource );
|
||||
void clipper_to_shapefile( ClipperLib::Paths polys, char* datasource );
|
||||
|
||||
|
||||
// forward declaration
|
||||
|
|
@ -401,8 +401,8 @@ public:
|
|||
static tgPolygon Expand( const SGGeod& subject, double offset );
|
||||
|
||||
// Conversions
|
||||
static ClipperLib::Polygons ToClipper( const tgPolygon& subject );
|
||||
static tgPolygon FromClipper( const ClipperLib::Polygons& subject );
|
||||
static ClipperLib::Paths ToClipper( const tgPolygon& subject );
|
||||
static tgPolygon FromClipper( const ClipperLib::Paths& subject );
|
||||
|
||||
static void ToShapefile( const tgPolygon& subject, const std::string& datasource, const std::string& layer, const std::string& feature );
|
||||
|
||||
|
|
|
|||
|
|
@ -105,14 +105,14 @@ tgPolygon tgPolygon::StripHoles( const tgPolygon& subject )
|
|||
}
|
||||
}
|
||||
|
||||
ClipperLib::Polygons clipper_result;
|
||||
ClipperLib::Paths clipper_result;
|
||||
ClipperLib::Clipper c;
|
||||
c.Clear();
|
||||
|
||||
for ( unsigned int i = 0; i < subject.Contours(); i++ ) {
|
||||
tgContour contour = subject.GetContour( i );
|
||||
if ( !contour.GetHole() ) {
|
||||
c.AddPolygon( tgContour::ToClipper( contour ), ClipperLib::ptClip );
|
||||
c.AddPath( tgContour::ToClipper( contour ), ClipperLib::ptClip, true );
|
||||
}
|
||||
}
|
||||
c.Execute(ClipperLib::ctUnion, clipper_result, ClipperLib::pftEvenOdd, ClipperLib::pftEvenOdd);
|
||||
|
|
@ -139,7 +139,7 @@ tgPolygon tgPolygon::Simplify( const tgPolygon& subject )
|
|||
}
|
||||
}
|
||||
|
||||
ClipperLib::Polygons clipper_poly = tgPolygon::ToClipper( subject );
|
||||
ClipperLib::Paths clipper_poly = tgPolygon::ToClipper( subject );
|
||||
SimplifyPolygons( clipper_poly );
|
||||
|
||||
result = tgPolygon::FromClipper( clipper_poly );
|
||||
|
|
|
|||
|
|
@ -30,9 +30,9 @@ tgPolygon tgPolygon::Union( const tgPolygon& subject, tgPolygon& clip )
|
|||
}
|
||||
}
|
||||
|
||||
ClipperLib::Polygons clipper_subject = tgPolygon::ToClipper( subject );
|
||||
ClipperLib::Polygons clipper_clip = tgPolygon::ToClipper( clip );
|
||||
ClipperLib::Polygons clipper_result;
|
||||
ClipperLib::Paths clipper_subject = tgPolygon::ToClipper( subject );
|
||||
ClipperLib::Paths clipper_clip = tgPolygon::ToClipper( clip );
|
||||
ClipperLib::Paths clipper_result;
|
||||
|
||||
if ( clipper_dump ) {
|
||||
dmpfile.open ("subject.txt");
|
||||
|
|
@ -46,8 +46,8 @@ tgPolygon tgPolygon::Union( const tgPolygon& subject, tgPolygon& clip )
|
|||
|
||||
ClipperLib::Clipper c;
|
||||
c.Clear();
|
||||
c.AddPolygons(clipper_subject, ClipperLib::ptSubject);
|
||||
c.AddPolygons(clipper_clip, ClipperLib::ptClip);
|
||||
c.AddPaths(clipper_subject, ClipperLib::ptSubject, true);
|
||||
c.AddPaths(clipper_clip, ClipperLib::ptClip, true);
|
||||
c.Execute(ClipperLib::ctUnion, clipper_result, ClipperLib::pftEvenOdd, ClipperLib::pftEvenOdd);
|
||||
|
||||
if ( clipper_dump ) {
|
||||
|
|
@ -67,7 +67,7 @@ tgPolygon tgPolygon::Union( const tgPolygon& subject, tgPolygon& clip )
|
|||
|
||||
tgPolygon tgPolygon::Union( const tgpolygon_list& polys )
|
||||
{
|
||||
ClipperLib::Polygons clipper_result;
|
||||
ClipperLib::Paths clipper_result;
|
||||
ClipperLib::Clipper c;
|
||||
UniqueSGGeodSet all_nodes;
|
||||
tgPolygon result;
|
||||
|
|
@ -83,8 +83,8 @@ tgPolygon tgPolygon::Union( const tgpolygon_list& polys )
|
|||
|
||||
c.Clear();
|
||||
for (unsigned int i=0; i<polys.size(); i++) {
|
||||
ClipperLib::Polygons clipper_clip = tgPolygon::ToClipper( polys[i] );
|
||||
c.AddPolygons(clipper_clip, ClipperLib::ptSubject);
|
||||
ClipperLib::Paths clipper_clip = tgPolygon::ToClipper( polys[i] );
|
||||
c.AddPaths(clipper_clip, ClipperLib::ptSubject, true);
|
||||
}
|
||||
c.Execute(ClipperLib::ctUnion, clipper_result, ClipperLib::pftNonZero, ClipperLib::pftNonZero);
|
||||
|
||||
|
|
@ -112,14 +112,14 @@ tgPolygon tgPolygon::Diff( const tgPolygon& subject, tgPolygon& clip )
|
|||
}
|
||||
}
|
||||
|
||||
ClipperLib::Polygons clipper_subject = tgPolygon::ToClipper( subject );
|
||||
ClipperLib::Polygons clipper_clip = tgPolygon::ToClipper( clip );
|
||||
ClipperLib::Polygons clipper_result;
|
||||
ClipperLib::Paths clipper_subject = tgPolygon::ToClipper( subject );
|
||||
ClipperLib::Paths clipper_clip = tgPolygon::ToClipper( clip );
|
||||
ClipperLib::Paths clipper_result;
|
||||
|
||||
ClipperLib::Clipper c;
|
||||
c.Clear();
|
||||
c.AddPolygons(clipper_subject, ClipperLib::ptSubject);
|
||||
c.AddPolygons(clipper_clip, ClipperLib::ptClip);
|
||||
c.AddPaths(clipper_subject, ClipperLib::ptSubject, true);
|
||||
c.AddPaths(clipper_clip, ClipperLib::ptClip, true);
|
||||
c.Execute(ClipperLib::ctDifference, clipper_result, ClipperLib::pftEvenOdd, ClipperLib::pftEvenOdd);
|
||||
|
||||
result = tgPolygon::FromClipper( clipper_result );
|
||||
|
|
@ -149,14 +149,14 @@ tgPolygon tgPolygon::Intersect( const tgPolygon& subject, const tgPolygon& clip
|
|||
}
|
||||
}
|
||||
|
||||
ClipperLib::Polygons clipper_subject = tgPolygon::ToClipper( subject );
|
||||
ClipperLib::Polygons clipper_clip = tgPolygon::ToClipper( clip );
|
||||
ClipperLib::Polygons clipper_result;
|
||||
ClipperLib::Paths clipper_subject = tgPolygon::ToClipper( subject );
|
||||
ClipperLib::Paths clipper_clip = tgPolygon::ToClipper( clip );
|
||||
ClipperLib::Paths clipper_result;
|
||||
|
||||
ClipperLib::Clipper c;
|
||||
c.Clear();
|
||||
c.AddPolygons(clipper_subject, ClipperLib::ptSubject);
|
||||
c.AddPolygons(clipper_clip, ClipperLib::ptClip);
|
||||
c.AddPaths(clipper_subject, ClipperLib::ptSubject, true);
|
||||
c.AddPaths(clipper_clip, ClipperLib::ptClip, true);
|
||||
c.Execute(ClipperLib::ctIntersection, clipper_result, ClipperLib::pftEvenOdd, ClipperLib::pftEvenOdd);
|
||||
|
||||
result = tgPolygon::FromClipper( clipper_result );
|
||||
|
|
@ -168,9 +168,9 @@ tgPolygon tgPolygon::Intersect( const tgPolygon& subject, const tgPolygon& clip
|
|||
return result;
|
||||
}
|
||||
|
||||
ClipperLib::Polygons tgPolygon::ToClipper( const tgPolygon& subject )
|
||||
ClipperLib::Paths tgPolygon::ToClipper( const tgPolygon& subject )
|
||||
{
|
||||
ClipperLib::Polygons result;
|
||||
ClipperLib::Paths result;
|
||||
|
||||
for ( unsigned int i=0; i<subject.Contours(); i++ ) {
|
||||
result.push_back( tgContour::ToClipper( subject.GetContour(i) ) );
|
||||
|
|
@ -179,7 +179,7 @@ ClipperLib::Polygons tgPolygon::ToClipper( const tgPolygon& subject )
|
|||
return result;
|
||||
}
|
||||
|
||||
tgPolygon tgPolygon::FromClipper( const ClipperLib::Polygons& subject )
|
||||
tgPolygon tgPolygon::FromClipper( const ClipperLib::Paths& subject )
|
||||
{
|
||||
tgPolygon result;
|
||||
|
||||
|
|
|
|||
|
|
@ -73,7 +73,7 @@ void* tgShapefile::CloseDatasource( void* ds_id )
|
|||
return (void *)-1;
|
||||
}
|
||||
|
||||
void tgShapefile::FromClipper( const ClipperLib::Polygons& subject, const std::string& datasource, const std::string& layer, const std::string& description )
|
||||
void tgShapefile::FromClipper( const ClipperLib::Paths& subject, const std::string& datasource, const std::string& layer, const std::string& description )
|
||||
{
|
||||
void* ds_id = tgShapefile::OpenDatasource( datasource.c_str() );
|
||||
SG_LOG(SG_GENERAL, SG_DEBUG, "tgShapefile::OpenDatasource returned " << (unsigned long)ds_id);
|
||||
|
|
@ -85,7 +85,7 @@ void tgShapefile::FromClipper( const ClipperLib::Polygons& subject, const std::s
|
|||
SG_LOG(SG_GENERAL, SG_DEBUG, "subject has " << subject.size() << " contours ");
|
||||
|
||||
for ( unsigned int i = 0; i < subject.size(); i++ ) {
|
||||
ClipperLib::Polygon const& contour = subject[i];
|
||||
ClipperLib::Path const& contour = subject[i];
|
||||
|
||||
if (contour.size() < 3) {
|
||||
SG_LOG(SG_GENERAL, SG_DEBUG, "Polygon with less than 3 points");
|
||||
|
|
|
|||
|
|
@ -10,7 +10,7 @@ public:
|
|||
static void FromPolygon( const tgPolygon& subject, const std::string& datasource, const std::string& layer, const std::string& description );
|
||||
static tgPolygon ToPolygon( const void* subject );
|
||||
|
||||
static void FromClipper( const ClipperLib::Polygons& subject, const std::string& datasource, const std::string& layer, const std::string& description );
|
||||
static void FromClipper( const ClipperLib::Paths& subject, const std::string& datasource, const std::string& layer, const std::string& description );
|
||||
|
||||
private:
|
||||
static bool initialized;
|
||||
|
|
|
|||
Loading…
Reference in a new issue