Create HouseLightingModel

HouseLightingModel/Face.cpp

@@ -0,0 +1,45 @@
+// Face.cpp: implementation of the CFace class.
+//
+//////////////////////////////////////////////////////////////////////
+
+#include "stdafx.h"
+#include "Test.h"
+#include "Face.h"
+
+#ifdef _DEBUG
+#undef THIS_FILE
+static char THIS_FILE[]=__FILE__;
+#define new DEBUG_NEW
+#endif
+
+//////////////////////////////////////////////////////////////////////
+// Construction/Destruction
+//////////////////////////////////////////////////////////////////////
+
+CFace::CFace()
+{
+	vI=NULL;
+	fNormal=CVector(CP3(0.0,0.0,1.0));
+}
+
+CFace::~CFace()
+{
+	if(vI!=NULL)
+	{
+		delete []vI;
+		vI=NULL;
+	}
+}
+
+void CFace::SetNum(int n)
+{
+	vN=n;
+	vI=new int[n];
+}
+
+void CFace::SetFaceNormal(CP3 pt0,CP3 pt1,CP3 pt2)//¼ÆËãСÃ淨ʸÁ¿
+{
+	CVector V01(pt0,pt1);
+	CVector V02(pt0,pt2);
+	fNormal=Cross(V01,V02);
+}