BREP_FACET Class Reference

#include <Brep.h>

Collaboration diagram for BREP_FACET:

Public Member Functions
	BREP_FACET (BREP_SHELL *pr_shell)
virtual	~BREP_FACET ()
void	CloseData ()
void	ConnectContour (BREP_CONTOUR *contour)
void	DisconnectContour (BREP_CONTOUR *contour)
void	ComputePlaneEquation ()
Public Attributes
BREP_SHELL *	shell
BREP_CONTOUR_LIST	outer_contours
Vector< double >	normal
RBound< double >	rbound
double	d
	定数，原点から平面への距離*(-1)
double	tolerance
bool	deletable
	削除できる
bool	notdelete
	削除してはいけない

Detailed Description

Definition at line 137 of file Brep.h.

Constructor & Destructor Documentation

BREP_FACET ( BREP_SHELL * pr_shell )

Definition at line 225 of file Brep.cpp.

References BREP_SHELL::ConnectFacet(), BREP_FACET::deletable, jbxl::Facet_Tolerance, BREP_FACET::notdelete, BREP_FACET::rbound, RBound< T >::set(), BREP_FACET::shell, and BREP_FACET::tolerance.

00226 {
00227     shell = pr_shell;
00228     if (shell!=NULL) shell->ConnectFacet(this);
00229     
00230     deletable = false; 
00231     notdelete = false;
00232     tolerance = Facet_Tolerance;
00233     
00234     rbound.set(HUGE_VALF, -HUGE_VALF, HUGE_VALF, -HUGE_VALF, HUGE_VALF, -HUGE_VALF);
00235 }

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~BREP_FACET ( ) [virtual]

Definition at line 239 of file Brep.cpp.

References BREP_SHELL::DisconnectFacet(), BREP_CONTOUR::facet, BREP_FACET::outer_contours, and BREP_FACET::shell.

00240 {
00241     if (shell!=NULL) shell->DisconnectFacet(this);
00242 
00243     BREP_CONTOUR* bpcn;
00244     BREP_CONTOUR_LIST::iterator icon = outer_contours.begin();
00245     while (icon!=outer_contours.end()) {
00246         bpcn = *icon;
00247         icon = outer_contours.erase(icon);
00248         bpcn->facet = NULL;
00249         delete (bpcn);
00250     }
00251 }

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Member Function Documentation

void CloseData ( void )

Definition at line 255 of file Brep.cpp.

References BREP_FACET::ComputePlaneEquation(), and BREP_FACET::outer_contours.

Referenced by jbxl::PatchupContour(), and jbxl::ReverseContours().

00256 {
00257     BREP_CONTOUR_LIST::iterator icon;
00258     for (icon=outer_contours.begin(); icon!=outer_contours.end(); icon++) (*icon)->CloseData();
00259 
00260     ComputePlaneEquation();
00261 }

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void ComputePlaneEquation ( )

void BREP_FACET::ComputePlaneEquation()

Note:: 平面の方程式　N・P＋d = 0 (N:法線ベクトル，P:平面の点の位置ベクトル，d:定数，原点から平面への距離x-1）

Definition at line 296 of file Brep.cpp.

References BREP_FACET::d, jbxl::Facet_Tolerance, Max, BREP_FACET::normal, BREP_FACET::outer_contours, BREP_FACET::rbound, BREP_FACET::tolerance, RBound< T >::xmax, RBound< T >::xmin, RBound< T >::ymax, RBound< T >::ymin, RBound< T >::zmax, and RBound< T >::zmin.

Referenced by BREP_FACET::CloseData().

00297 {
00298     normal = outer_contours.front()->normal;
00299 
00300     double emax =  0.0;
00301     double dmin =  HUGE_VALF;
00302     double dmax = -HUGE_VALF;
00303 
00304     BREP_CONTOUR_LIST::iterator icon;
00305     for (icon=outer_contours.begin(); icon!=outer_contours.end(); icon++) {
00306         (*icon)->CloseFacet(this, emax, dmin, dmax);
00307     }
00308 
00309     d = (dmin + dmax)/2.0;
00310     tolerance = Max((dmax - dmin)/2.0, Facet_Tolerance);
00311     tolerance = Max(emax, tolerance);
00312     
00313     double extent = tolerance + emax;
00314     rbound.xmin -= extent;
00315     rbound.ymin -= extent;
00316     rbound.zmin -= extent;
00317     rbound.xmax += extent;
00318     rbound.ymax += extent;
00319     rbound.zmax += extent;
00320 }

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void ConnectContour ( BREP_CONTOUR * contour )

Definition at line 266 of file Brep.cpp.

References BREP_CONTOUR::facet, and BREP_FACET::outer_contours.

Referenced by BREP_CONTOUR::BREP_CONTOUR().

00267 {
00268     if (contour!=NULL) {
00269         contour->facet = this;
00270         outer_contours.push_back(contour);
00271     }
00272 }

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void DisconnectContour ( BREP_CONTOUR * contour )

Definition at line 276 of file Brep.cpp.

References BREP_CONTOUR::facet, and BREP_FACET::outer_contours.

Referenced by BREP_CONTOUR::~BREP_CONTOUR().

00277 {
00278     if (contour!=NULL) {
00279         BREP_CONTOUR_LIST::iterator icon;
00280         icon = std::find(outer_contours.begin(), outer_contours.end(), contour);
00281         if (icon!=outer_contours.end()) outer_contours.erase(icon);
00282 
00283         contour->facet = NULL;
00284     }
00285 }