void
scaleClipperPolygons(ClipperLib::Polygons &polygons, const double scale)
{
for (ClipperLib::Polygons::iterator it = polygons.begin(); it != polygons.end(); ++it) {
for (ClipperLib::Polygon::iterator pit = (*it).begin(); pit != (*it).end(); ++pit) {
(*pit).X *= scale;
(*pit).Y *= scale;
}
}
}
void
Slic3rPolygons_to_ClipperPolygons(const Slic3r::Polygons &input, ClipperLib::Polygons &output)
{
output.clear();
for (Slic3r::Polygons::const_iterator it = input.begin(); it != input.end(); ++it) {
ClipperLib::Polygon p;
Slic3rPolygon_to_ClipperPolygon(*it, p);
output.push_back(p);
}
}
int main(int argc, char* argv[]) {
if (argc != 3) {
cout<<"Usage: offset.exe <input.poly> <output.poly>\n\n Input and output files should be different.\n Only one ring poly files are accepted now without inner rings.\n Default offset is 0.001 degree\n";
return 0;
}
ifstream f(argv[1], ifstream::in);
ofstream outfile(argv[2], ofstream::out);
outfile.precision(9);
string s;
for (int i=0;i<3;i++) {
getline(f, s);
outfile<<s<<"\n";
}
ClipperLib::Polygons polygons;
ClipperLib::Polygon polygon;
while(!f.eof()) {
f>>s;
if (s == "END") {
break;
}
double c1 = ::atof(s.c_str());
f>>s;
double c2 = ::atof(s.c_str());
ClipperLib::IntPoint point(c1 * MUL, c2 * MUL);
polygon.push_back(point);
}
polygons.push_back(polygon);
double distance = 0.001 * MUL;
ClipperLib::Polygons res_polygons;
ClipperLib::OffsetPolygons (polygons, res_polygons, distance, ClipperLib::jtMiter);
if (res_polygons.size() < 1) { cerr<<"Bad output of OffsetPolygons!\n";return 1;}
ClipperLib::Polygon result = res_polygons.front();
for (ClipperLib::Polygon::iterator it = result.begin(); it != result.end(); ++it) {
ClipperLib::IntPoint point = *it;
outfile << " " << (point.X/MUL) << " " << (point.Y/MUL) << " \n";
}
outfile<<s;
while (!f.eof()) {
getline(f, s);
outfile<<s<<"\n";
}
return 0;
}
std::list<TPPLPoly> fromClipperFormat2PolyPartitionFormat(const ClipperLib::Polygons& clipperPoly)
{
std::list<TPPLPoly> polypartitionPoly;
for(unsigned int i=0; i < clipperPoly.size() ; ++i)
polypartitionPoly.push_back( TPPLPoly_To_Polygon(clipperPoly[i]) );
return polypartitionPoly;
}
// clip infill pattern polys against polys
void Infill::addInfill(double z, const vector<Poly> polys,
const ClipperLib::Polygons patterncpolys,
double offsetDistance)
{
ClipperLib::Polygons cpolys;
// ClipperLib::OffsetPolygons(Clipping::getClipperPolygons(polys), cpolys, 100,
// ClipperLib::jtMiter,1);
// else
cpolys = Clipping::getClipperPolygons(polys);
ClipperLib::Clipper clpr;
clpr.AddPolygons(patterncpolys,ClipperLib::ptSubject);
clpr.AddPolygons(cpolys,ClipperLib::ptClip);
ClipperLib::Polygons result;
clpr.Execute(ClipperLib::ctIntersection, result,
ClipperLib::pftEvenOdd, ClipperLib::pftNonZero);
if (type==PolyInfill) { // reversal from evenodd clipping
for (uint i = 0; i<result.size(); i+=2)
std::reverse(result[i].begin(),result[i].end());
}
addInfillPolys(Clipping::getPolys(result, z, extrusionfactor));
}
GeneralPolygon::GeneralPolygon(const ClipperLib::Polygons& Polygons):
_position(0.0f, 0.0f), _rotation(0.0f), _size(1.0f, 1.0f), _gluTesselator(NULL), _renderMode(RenderMethod::GLU_Tessalation)
{
_contours.resize(Polygons.size());
for(unsigned int c=0; c < _contours.size() ; ++c)
{
const ClipperLib::Polygon &polygon = Polygons[c];
Contour &contour = _contours[c];
contour.resize(polygon.size());
for(unsigned int v=0; v < polygon.size() ; ++v)
contour[v] = sf::Vector2f(polygon[v].X / clipperScaleCoeficient, polygon[v].Y / clipperScaleCoeficient);
PolygonWindingOrder winding = _getWinding(contour);
if( winding == PolygonWindingOrder::Winding_CW )
std::reverse(contour.begin(), contour.end());
}
_updateOptimalConvexTesselation();
}
void NavMeshEditorApp::_processEvent(const sf::Event& event)
{
_polygonUserController.processUserEvent(event);
switch(event.type)
{
case sf::Event::KeyPressed:
{
switch(event.key.code)
{
case sf::Keyboard::A:
{
_changeEditorState(EditorState::EditingWalkableRegion);
std::cerr<<"State: EditingWalkableRegion"<<std::endl;
}
break;
case sf::Keyboard::S:
{
_changeEditorState(EditorState::EditingObstacleRegion);
std::cerr<<"State: EditingObstacleRegion"<<std::endl;
}
break;
case sf::Keyboard::Q:
{
// walkableRegions
ClipperLib::Polygons walkableRegions;
for(unsigned int i=0; i < _walkableCuadrilaterals.size() ; ++i)
{
ClipperLib::Polygons p = (ClipperLib::Polygons)*_walkableCuadrilaterals[i];
for(unsigned int j=0; j < p.size() ; ++j)
walkableRegions.push_back(p[j]);
}
std::cerr<<"Process Walkable Polygons"<<std::endl;
// obstaclesRegions
ClipperLib::Polygons obstacleRegions;
for(unsigned int i=0; i < _obstacleCuadrilaterals.size() ; ++i)
{
ClipperLib::Polygons p = (ClipperLib::Polygons)*_obstacleCuadrilaterals[i];
for(unsigned int j=0; j < p.size() ; ++j)
obstacleRegions.push_back(p[j]);
}
std::cerr<<"Process Obstacles Polygons"<<std::endl;
_pNavMesh->processNavigationMesh( walkableRegions, obstacleRegions );
walkableRegions.clear();
obstacleRegions.clear();
_changeEditorState(EditorState::ViewingNavMeshResult);
}
break;
case sf::Keyboard::Escape:
_App.close();
break;
}
}
break;
case sf::Event::Closed://Si se cierra la ventana
_App.close();
break;
}
}
//--------------------------------------------------------------
void ofxClipper::polygons_to_ofxPolylines(ClipperLib::Polygons& polygons,ofxPolylines& polylines) {
vector<ClipperLib::Polygon>::iterator iter;
for(iter = polygons.begin(); iter != polygons.end(); iter++) {
polylines.push_back(polygon_to_ofPolyline((*iter)));
}
}
//--------------------------------------------------------------
void ofxClipper::ofxPolylines_to_Polygons(ofxPolylines& polylines,ClipperLib::Polygons& polygons) {
vector<ofPolyline>::iterator iter;
for(iter = polylines.begin(); iter != polylines.end(); iter++) {
polygons.push_back(ofPolyline_to_Polygon((*iter)));
}
}
