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#ifndef PARAM_TOOLBOX_H
#define PARAM_TOOLBOX_H
#include <vector>
#include "StaticVector.h"
#include "MultiDimOctree.h"
#include "PlaneParam.h"
#include "Domains.h"
#include "EdgeIntersectionFunctor.h"
#include "psurfaceAPI.h"
namespace psurface {
class DomainPolygon;
template <int dim, class ctype> class PSurface;
struct QualityRequest;
namespace ParamToolBox {
enum PointType {FEATURE_POINT=-1, REGULAR_POINT=0};
/// Return orientation (-1 -> clockwise, 0 -> collinear, 1 -> counterclockwise).
signed char PSURFACE_API orientation(const StaticVector<float,2>& a, const StaticVector<float,2>& b, const StaticVector<float,2>& c, const float eps=0.0);
///
int PSURFACE_API computeFeatureStatus(const PSurface<2,float>* par, int v, int& featureEdgeA,
int& featureEdgeB);
///
bool PSURFACE_API findAllHalfStars(int centerIdx,
int featureEdgeA, int featureEdgeB,
std::vector<std::vector<int> > &halfStarVertices,
std::vector<std::vector<int> > &halfStarTris,
std::vector<int>& patches, const PSurface<2,float>* par);
///
void PSURFACE_API makeFullStarOutOfHalfStars(std::vector<int>& halfStarVerticesA,
std::vector<int>& halfStarTrisA,
std::vector<int>& halfStarVerticesB,
std::vector<int>& halfStarTrisB,
std::vector<int>& fullStarVertices,
std::vector<int>& fullStarTris);
/// \todo The const_casts used in the routine should be unnessecary
void PSURFACE_API mergeTwoTrianglesIntoQuadrangle(int tri1, int tri2,
DomainPolygon& quadri, bool& flipped,
StaticVector<float,2> quadriCoords[4],
std::vector<unsigned int>& nodeStack,
const PSurface<2,float>* par);
///
bool PSURFACE_API mergeStarIntoPolygon(int centerIdx, DomainPolygon& fullStar,
std::vector<int>& fullStarTris, int& newCenterNode,
std::vector<unsigned int>& nodeStack,
PSurface<2,float>* par);
///
void PSURFACE_API flattenStar(int center, const std::vector<int> &threeDStarVertices,
std::vector<StaticVector<float,2> >& twoDVertexPos, const PSurface<2,float>* par);
///
void PSURFACE_API flattenHalfStar(int center, const std::vector<int>& threeDStarVertices,
std::vector<StaticVector<float,2> >& twoDVertexPos, const PSurface<2,float>* par);
///
void PSURFACE_API pizzaCutter(DomainPolygon& fullStar, int newCenterNode,
int& newVertex, std::vector<int>& newTriangles);
///
void PSURFACE_API moveSubGraph(int startingNode,
DomainPolygon& from,
std::vector<int>& nodeLocs,
int centerNode);
///
bool PSURFACE_API removeRegularPoint(PSurface<2,float>* par,
int centerPoint,
const QualityRequest &quality,
MultiDimOctree<Edge, EdgeIntersectionFunctor, float, 3>* edgeOctree
);
///
bool PSURFACE_API removeFeatureLinePoint(PSurface<2,float>* par,
int centerPoint,
const QualityRequest &quality,
int numHalfStars,
int featureEdgeA,
int featureEdgeB,
MultiDimOctree<Edge, EdgeIntersectionFunctor, float, 3>* edgeOctree
);
///
void PSURFACE_API convexify(std::vector<StaticVector<float,2> >& Coords);
///
void PSURFACE_API convexifyHalfStar(std::vector<StaticVector<float,2> >& coords);
///
bool PSURFACE_API singleTetrahedronTest(const PSurface<2,float>* par,
const std::vector<int>& fullStarVertices);
////////////////////////////////////////////////////////////
// debug stuff
///
int PSURFACE_API hasIntersections(const PSurface<2,float>* par);
///
float PSURFACE_API longestEdge(const PSurface<2,float>* par);
///
void PSURFACE_API checkEdge(const PSurface<2,float>* par);
};
} // namespace psurface
#endif
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