// first goes in then out to get capped corners
vector<Poly> Clipping::getShrinkedCapped(const vector<Poly> &polys, double distance,
JoinType jtype, double miterdist)
{
CL::Polygons cpolys = getClipperPolygons(polys);
CL::Polygons offset1 = CLOffset(cpolys, -2*CL_FACTOR*distance, CLType(jtype), 0);// CL::jtRound);
CL::Polygons offset = CLOffset(offset1, 1*CL_FACTOR*distance, CLType(jtype), 0);
double z=0, extrf=1.;;
if (polys.size()>0) {
z= polys.back().getZ();
extrf = polys.back().getExtrusionFactor();
}
return getPolys(offset,z,extrf);
}
void Clipping::addPolys(const vector<Poly> &polys, PolyType type)
{
CL::Paths cp = getClipperPolygons(polys);
if(debug) {
if (type==clip)
clippolygons.push_back(cp);
else if (type==subject)
subjpolygons.push_back(cp);
}
// try {
clpr.AddPaths(cp, CLType(type), true);
// } catch (...) {
// vector<CL::Paths> vcp;
// vcp.push_back(cp);
// printCLpolygons(vcp);
// for (uint i = 0; i < cp.size(); i++) {
// cerr << "try polygon "<< i << endl;
// clpr.Clear();
// printCLpolygon(cp[i]);
// clpr.AddPath(cp[i],CLType(type), true);
// }
// throw("end");
// }
if (polys.size()>0) {
lastZ = polys.back().getZ();
lastExtrF = polys.back().getExtrusionFactor();
}
}
vector<Poly> Clipping::getOffset(const Poly &poly, double distance,
JoinType jtype, double miterdist)
{
CL::Polygons cpolys(1); cpolys[0]=getClipperPolygon(poly);
CL::Polygons offset = CLOffset(cpolys, CL_FACTOR*distance, CLType(jtype), miterdist);
return getPolys(offset, poly.getZ(), poly.getExtrusionFactor());
}
vector<Poly> Clipping::getOffset(const vector<Poly> &polys, double distance,
JoinType jtype, double miterdist)
{
CL::Paths cpolys = getClipperPolygons(polys);
CL::Paths offset = CLOffset(cpolys, CL_FACTOR*distance, CLType(jtype), miterdist);
double z=0, extrf=1.;;
if (polys.size()>0) {
z = polys.back().getZ();
extrf = polys.back().getExtrusionFactor();
}
return getPolys(offset,z,extrf);
}
void Clipping::addPolys(const vector<Poly> &polys, PolyType type)
{
CL::Polygons cp = getClipperPolygons(polys);
if(debug) {
if (type==clip)
clippolygons.push_back(cp);
else if (type==subject)
subjpolygons.push_back(cp);
}
clpr.AddPolygons(cp,CLType(type));
if (polys.size()>0) {
lastZ = polys.back().getZ();
lastExtrF = polys.back().getExtrusionFactor();
}
}
void Clipping::addPolygons(const CL::Polygons &cp, PolyType type)
{
clpr.AddPolygons(cp, CLType(type));
}
void Clipping::addPoly(const Poly &poly, PolyType type)
{
clpr.AddPolygon(getClipperPolygon(poly),CLType(type));
lastZ = poly.getZ();
lastExtrF = poly.getExtrusionFactor();
}
void Clipping::addPolygons(const CL::Paths &cp, PolyType type)
{
clpr.AddPaths(cp, CLType(type), true);
}
