00001 /*======================================================================= 00002 * Copyright 1991-1996, Silicon Graphics, Inc. 00003 * ALL RIGHTS RESERVED 00004 * 00005 * UNPUBLISHED -- Rights reserved under the copyright laws of the United 00006 * States. Use of a copyright notice is precautionary only and does not 00007 * imply publication or disclosure. 00008 * 00009 * U.S. GOVERNMENT RESTRICTED RIGHTS LEGEND: 00010 * Use, duplication or disclosure by the Government is subject to restrictions 00011 * as set forth in FAR 52.227.19(c)(2) or subparagraph (c)(1)(ii) of the Rights 00012 * in Technical Data and Computer Software clause at DFARS 252.227-7013 and/or 00013 * in similar or successor clauses in the FAR, or the DOD or NASA FAR 00014 * Supplement. Contractor/manufacturer is Silicon Graphics, Inc., 00015 * 2011 N. Shoreline Blvd. Mountain View, CA 94039-7311. 00016 * 00017 * THE CONTENT OF THIS WORK CONTAINS CONFIDENTIAL AND PROPRIETARY 00018 * INFORMATION OF SILICON GRAPHICS, INC. ANY DUPLICATION, MODIFICATION, 00019 * DISTRIBUTION, OR DISCLOSURE IN ANY FORM, IN WHOLE, OR IN PART, IS STRICTLY 00020 * PROHIBITED WITHOUT THE PRIOR EXPRESS WRITTEN PERMISSION OF SILICON 00021 * GRAPHICS, INC. 00022 **=======================================================================*/ 00023 /*======================================================================= 00024 ** Author : Paul S. Strauss (MMM yyyy) 00025 ** Modified by : Nick Thompson (MMM yyyy) 00026 **=======================================================================*/ 00027 /*======================================================================= 00028 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.), *** 00029 *** AND IS DISTRIBUTED UNDER A LICENSE AGREEMENT. *** 00030 *** *** 00031 *** REPRODUCTION, DISCLOSURE, OR USE, IN WHOLE OR IN PART, OTHER THAN AS *** 00032 *** SPECIFIED IN THE LICENSE ARE NOT TO BE UNDERTAKEN EXCEPT WITH PRIOR *** 00033 *** WRITTEN AUTHORIZATION OF FEI S.A.S. *** 00034 *** *** 00035 *** RESTRICTED RIGHTS LEGEND *** 00036 *** USE, DUPLICATION, OR DISCLOSURE BY THE GOVERNMENT OF THE CONTENT OF THIS *** 00037 *** WORK OR RELATED DOCUMENTATION IS SUBJECT TO RESTRICTIONS AS SET FORTH IN *** 00038 *** SUBPARAGRAPH (C)(1) OF THE COMMERCIAL COMPUTER SOFTWARE RESTRICTED RIGHT *** 00039 *** CLAUSE AT FAR 52.227-19 OR SUBPARAGRAPH (C)(1)(II) OF THE RIGHTS IN *** 00040 *** TECHNICAL DATA AND COMPUTER SOFTWARE CLAUSE AT DFARS 52.227-7013. *** 00041 *** *** 00042 *** COPYRIGHT (C) 1996-2021 BY FEI S.A.S, *** 00043 *** BORDEAUX, FRANCE *** 00044 *** ALL RIGHTS RESERVED *** 00045 **=======================================================================*/ 00046 /*======================================================================= 00047 ** Modified by : VSG (MMM YYYY) 00048 **=======================================================================*/ 00049 00050 00051 #ifndef _SO_SPHERE_ 00052 #define _SO_SPHERE_ 00053 00054 #include <Inventor/SbVec.h> 00055 #include <Inventor/SbBox.h> 00056 #include <Inventor/fields/SoSFFloat.h> 00057 #include <Inventor/nodes/SoShape.h> 00058 00060 // 00061 // Class: SoSphere 00062 // 00063 // Simple sphere. By default a sphere has radius 1 and is centered 00064 // around the origin. 00065 // 00067 00068 SO_PIMPL_PUBLIC_DECLARATION( SoSphere ); 00069 00127 class SoSphere : public SoShape 00128 { 00129 00130 SO_NODE_HEADER(SoSphere); 00131 SO_PIMPL_PUBLIC_HEADER( SoSphere ); 00132 00133 public: 00134 // Fields 00139 SoSFFloat radius; 00140 00144 SoSphere(); 00145 00146 private: 00147 virtual void GLRender(SoGLRenderAction *action); 00148 virtual void rayPick(SoRayPickAction *action); 00149 virtual void getPrimitiveCount(SoGetPrimitiveCountAction *action); 00150 00151 // Computes bounding box of sphere 00152 virtual void computeBBox(SoAction *action, SbBox3f &box, 00153 SbVec3f ¢er); 00154 00155 private: 00156 static void initClass(); 00157 static void exitClass(); 00158 00159 virtual SoChildList* getChildren() const; 00160 00161 private: 00162 // Generates triangles representing a sphere 00163 virtual void generatePrimitives(SoAction *action); 00164 00165 virtual ~SoSphere(); 00166 }; 00167 00168 #endif /* _SO_SPHERE_ */ 00169