52 lines
841 B
C++
52 lines
841 B
C++
// Face.cpp: implementation of the CFace class.
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//
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//////////////////////////////////////////////////////////////////////
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#include "stdafx.h"
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#include "Test.h"
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#include "Face.h"
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#ifdef _DEBUG
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#undef THIS_FILE
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static char THIS_FILE[]=__FILE__;
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#define new DEBUG_NEW
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#endif
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//////////////////////////////////////////////////////////////////////
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// Construction/Destruction
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//////////////////////////////////////////////////////////////////////
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CFace::CFace()
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{
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vI=NULL;
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t=NULL;
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fNormal=CVector(CP3(0.0,0.0,1.0));
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}
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CFace::~CFace()
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{
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if(vI!=NULL)
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{
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delete []vI;
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vI=NULL;
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}
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if(t!=NULL)
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{
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delete[] t;
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t=NULL;
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}
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}
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void CFace::SetNum(int n)
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{
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vN=n;
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vI=new int[n];
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t=new CT2[n];
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}
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void CFace::SetFaceNormal(CP3 pt0,CP3 pt1,CP3 pt2)//¼ÆËãСÃ淨ʸÁ¿
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{
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CVector V01(pt0,pt1);
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CVector V02(pt0,pt2);
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fNormal=Cross(V01,V02);
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} |