QhullHyperplane.h
74d76d223b8cmaster

QhullHyperplane.h
View Options

			/****************************************************************************
			**
			** Copyright (C) 2009-2010 C.B. Barber. All rights reserved.
			** $Id: //product/qhull/main/rel/cpp/QhullHyperplane.h#14 $$Change: 1193 $
			** $DateTime: 2010/01/23 11:31:35 $$Author: bbarber $
			**
			****************************************************************************/

			#ifndef QHHYPERPLANE_H
			#define QHHYPERPLANE_H

			#include "QhullError.h"
			#include "QhullIterator.h"
			#include "UsingLibQhull.h"
			extern "C" {
			#include "../src/qhull_a.h"
			};

			#include <ostream>

			namespace orgQhull {
			#//ClassRef
			class QhullPoint;

			#//Types
			//! QhullHyperplane as an offset, dimension, and pointer to coordinates
			class QhullHyperplane;
			//! Java-style iterator for QhullHyperplane coordinates
			class QhullHyperplaneIterator;

			class QhullHyperplane { // Similar to QhullPoint

			private:
			#//Fields
			coordT *hyperplane_coordinates; // Keep pointers aligned
			int hyperplane_dimension;
			coordT hyperplane_offset;

			public:
			#//Subtypes
			typedef const coordT * iterator;
			typedef const coordT * const_iterator;
			typedef QhullHyperplane::iterator Iterator;
			typedef QhullHyperplane::const_iterator ConstIterator;

			#//Construct
			QhullHyperplane() : hyperplane_coordinates(0), hyperplane_dimension(0), hyperplane_offset(0.0) {};
			QhullHyperplane(int dimension, coordT *c, coordT offset) : hyperplane_coordinates(c), hyperplane_dimension(dimension), hyperplane_offset(offset) {}
			// Creates an alias. Does not copy the hyperplane's coordinates. Needed for return by value and parameter passing.
			QhullHyperplane(const QhullHyperplane &other) : hyperplane_coordinates(other.hyperplane_coordinates), hyperplane_dimension(other.hyperplane_dimension), hyperplane_offset(other.hyperplane_offset) {}
			// Creates an alias. Does not copy the hyperplane's coordinates. Needed for vector<QhullHyperplane>
			QhullHyperplane &operator=(const QhullHyperplane &other) { hyperplane_coordinates= other.hyperplane_coordinates; hyperplane_dimension= other.hyperplane_dimension; hyperplane_offset= other.hyperplane_offset; return *this; }
			~QhullHyperplane() {}

			#//Conversions --
			//! Includes offset at end
			#ifndef QHULL_NO_STL
			std::vector<coordT> toStdVector() const;
			#endif //QHULL_NO_STL
			#ifdef QHULL_USES_QT
			QList<coordT> toQList() const;
			#endif //QHULL_USES_QT

			#//Read-only
			public:
			const coordT *coordinates() const { return hyperplane_coordinates; }
			coordT *coordinates() { return hyperplane_coordinates; }
			int dimension() const { return hyperplane_dimension; }
			bool isDefined() const { return hyperplane_coordinates!=0 && hyperplane_dimension>0; }
			coordT offset() const { return hyperplane_offset; }

			#//Define
			void defineAs(int dimension, coordT *c, coordT offset) { QHULL_ASSERT(dimension>=0); hyperplane_coordinates= c; hyperplane_dimension= dimension; hyperplane_offset= offset; }
			//! Creates an alias to other
			void defineAs(QhullHyperplane &other) { hyperplane_coordinates= other.coordinates(); hyperplane_dimension= other.dimension(); hyperplane_offset= other.offset(); }
			void setCoordinates(coordT *c) { hyperplane_coordinates= c; }
			void setDimension(int dimension) { hyperplane_dimension= dimension; }
			void setOffset(coordT c) { hyperplane_offset= c; }

			#//value
			double distance(const QhullPoint &p) const;
			double norm() const;

			#//iterator
			iterator begin() { return hyperplane_coordinates; }
			const_iterator begin() const { return hyperplane_coordinates; }
			const_iterator constBegin() const { return hyperplane_coordinates; }
			const_iterator constEnd() const { return hyperplane_coordinates+hyperplane_dimension; }
			int count() { return dimension(); }
			iterator end() { return hyperplane_coordinates+hyperplane_dimension; }
			const_iterator end() const { return hyperplane_coordinates+hyperplane_dimension; }
			size_t size() { return (size_t)dimension(); }

			#//Operator
			bool operator==(const QhullHyperplane &other) const;
			bool operator!=(const QhullHyperplane &other) const { return !operator==(other); }
			const coordT &operator[](int idx) const { QHULL_ASSERT(idx>=0 && idx<hyperplane_dimension); return *(hyperplane_coordinates+idx); }
			coordT &operator[](int idx) { QHULL_ASSERT(idx>=0 && idx<hyperplane_dimension); return *(hyperplane_coordinates+idx); }

			#//IO
			struct PrintHyperplane{
			const QhullHyperplane *hyperplane;
			const char *hyperplane_message;
			const char *hyperplane_offset_message;
			PrintHyperplane(const char message, const char offsetMessage, const QhullHyperplane &p) : hyperplane(&p), hyperplane_message(message), hyperplane_offset_message(offsetMessage) {}
			};//PrintHyperplane
			PrintHyperplane print() const { return PrintHyperplane(0, 0, *this); }
			PrintHyperplane print(const char message, const char offsetMessage) const { return PrintHyperplane(message, offsetMessage, *this); }

			};//QhullHyperplane

			QHULL_DECLARE_SEQUENTIAL_ITERATOR(QhullHyperplane, coordT)

			}//namespace orgQhull

			#//Global functions

			std::ostream &operator<<(std::ostream &os, const orgQhull::QhullHyperplane::PrintHyperplane &pr);
			std::ostream &operator<<(std::ostream &os, const orgQhull::QhullHyperplane &p); //FIXUP QH11015 -- multiple instances if define here

			#endif // QHHYPERPLANE_H

rCADDMESH/cpp/QhullHyperplane.h74d76d223b8cmaster

QhullHyperplane.hView Options

rCADDMESH/cpp/QhullHyperplane.h
74d76d223b8cmaster

QhullHyperplane.h
View Options