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00002 * Copyright 1991-1996, Silicon Graphics, Inc. 00003 * ALL RIGHTS RESERVED 00004 * 00005 * UNPUBLISHED -- Rights reserved under the copyright laws of the United 00006 * States.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) 1996-2020 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_VRMLCYLINDER_ 00052 #define _SO_VRMLCYLINDER_ 00053 00054 #include <Inventor/SbLinear.h> 00055 #include <Inventor/fields/SoSFBool.h> 00056 #include <Inventor/fields/SoSFFloat.h> 00057 #include <Inventor/VRMLnodes/SoVRMLGeometry.h> 00058 00059 00060 #if defined(OIV_IGNORE_VRML_DEPRECATED) 00061 #include <SoDeprecationRules.h> 00062 #pragma push_macro("SoDEPRECATED_CLASS") 00063 #pragma push_macro("SoDEPRECATED_TYPEDEF") 00064 #undef SoDEPRECATED_CLASS 00065 #undef SoDEPRECATED_TYPEDEF 00066 #define SoDEPRECATED_CLASS(x,y) 00067 #define SoDEPRECATED_TYPEDEF(x,y) 00068 #endif 00069 00071 // 00072 // Class: SoVRMLCylinder 00073 // 00074 // Simple cylinder, aligned with y-axis. Default size is -1 to +1 in 00075 // all 3 dimensions, but the radius and height fields can be used to 00076 // change that. There are essentially three parts to the cylinder: 00077 // the sides, the top face, and the bottom face (in that order). 00078 // 00080 class SoDEPRECATED SoVRMLCylinder : public SoVRMLGeometry { 00160 00161 SO_NODE_HEADER(SoVRMLCylinder); 00162 00163 public: 00164 00165 // Fields 00170 SoSFFloat radius; 00171 SoSFFloat height; 00176 SoSFBool side; 00181 SoSFBool top; 00186 SoSFBool bottom; 00199 SoSFBool solid; 00200 00204 SoVRMLCylinder(); 00205 00206 private: 00207 // Implements actions 00208 virtual void GLRender(SoGLRenderAction *action); 00209 virtual void generatePick(SoRayPickAction *action, SoNode *node); 00210 virtual void getPrimitiveCount(SoGetPrimitiveCountAction *action); 00211 00212 // Computes bounding box of cylinder 00213 virtual void computeBBox(SoAction *action, SbBox3f &box, 00214 SbVec3f ¢er); 00215 00216 private: 00217 static void initClass(); 00218 static void exitClass(); 00219 00220 SB_THREAD_TLS_HEADER(); 00221 00222 // Modified on 02-25-00: put from private to SoINTERNAL public for the bevel 00223 // Computes number of sides and sections to use to represent 00224 // cylinder (based on complexity), then computes ring of x,z 00225 // coordinates around cylinder and stores in ringCoords. 00226 void computeRing(SoAction *action, 00227 int &numSides, int &numSections, 00228 SbVec2f *&ringCoords) const; 00229 00230 private: 00231 // Generates triangles representing a cylinder 00232 virtual void generatePrimitives(SoAction *action); 00233 00234 virtual ~SoVRMLCylinder(); 00235 00236 private: 00237 00238 enum Part { // VRMLCylinder parts 00239 SIDES = 0x01, // The tubular part 00240 TOP = 0x02, // The top circular face 00241 BOTTOM = 0x04, // The bottom circular face 00242 ALL = 0x07 // All parts 00243 }; 00244 00245 // Computes number of sides and sections to use, based on complexity 00246 // and decimation elements. 00247 void computeNumSidesSections(SoAction *action, 00248 int &numSides, int &numSections) const; 00249 00250 // Computes real radius and half-height 00251 void getSize(float &rad, float &hHeight) const; 00252 00253 // These render the cylinder 00254 void GLRenderGeneric(SoGLRenderAction *action, 00255 SbBool sendNormals, SbBool doTextures); 00256 void GLRenderNvertTnone(SoGLRenderAction *action); 00257 00258 // Thread static variables 00259 struct MTstruct { 00260 SbVec2f *coordsArray; // Ring x,z coordinates 00261 int maxCoords; // Current size of coord array 00262 }; 00263 }; 00264 00265 00266 00267 #if defined(OIV_IGNORE_VRML_DEPRECATED) 00268 #pragma pop_macro("SoDEPRECATED_TYPEDEF") 00269 #pragma pop_macro("SoDEPRECATED_CLASS") 00270 #endif 00271 00272 #endif /* _SO_VRMLCYLINDER_ */ 00273