initialize quadric only if necessary

Graphics/Entity.cpp

-// $Id: Entity.cpp,v 1.17 2002-06-15 21:29:59 geuzaine Exp $
+// $Id: Entity.cpp,v 1.18 2002-06-15 23:51:02 geuzaine Exp $
 //
 // Copyright (C) 1997 - 2002 C. Geuzaine, J.-F. Remacle
 //
@@ -29,14 +29,13 @@
 extern Context_T   CTX;
 
 void Draw_Point (int type, double size, double *x, double *y, double *z, double Raise[3][5]){
+  if(type){
     static GLUquadricObj *qua;
     static int first=1;
     if(first){
       first=0;
       qua = gluNewQuadric();
     }
-
-  if(type){
     glPushMatrix(); 
     glTranslatef(x[0]+Raise[0][0], y[0]+Raise[1][0], z[0]+Raise[2][0]); 
     gluSphere(qua, size*CTX.pixel_equiv_x/CTX.s[0], 20,20);