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00005  * UNPUBLISHED -- Rights reserved under the copyright laws of the United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 **=======================================================================*/
00026 /*=======================================================================
00027  *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.),            ***
00028  ***              AND IS DISTRIBUTED UNDER A LICENSE AGREEMENT.                     ***
00029  ***                                                                                ***
00030  ***  REPRODUCTION, DISCLOSURE,  OR USE,  IN WHOLE OR IN PART,  OTHER THAN AS       ***
00031  ***  SPECIFIED  IN THE LICENSE ARE  NOT TO BE  UNDERTAKEN  EXCEPT WITH PRIOR       ***
00032  ***  WRITTEN AUTHORIZATION OF FEI S.A.S.                                           ***
00033  ***                                                                                ***
00034  ***                        RESTRICTED RIGHTS LEGEND                                ***
00035  ***  USE, DUPLICATION, OR DISCLOSURE BY THE GOVERNMENT OF THE CONTENT OF THIS      ***
00036  ***  WORK OR RELATED DOCUMENTATION IS SUBJECT TO RESTRICTIONS AS SET FORTH IN      ***
00037  ***  SUBPARAGRAPH (C)(1) OF THE COMMERCIAL COMPUTER SOFTWARE RESTRICTED RIGHT      ***
00038  ***  CLAUSE  AT FAR 52.227-19  OR SUBPARAGRAPH  (C)(1)(II)  OF  THE RIGHTS IN      ***
00039  ***  TECHNICAL DATA AND COMPUTER SOFTWARE CLAUSE AT DFARS 52.227-7013.             ***
00040  ***                                                                                ***
00041  ***                   COPYRIGHT (C) 1996-2020 BY FEI S.A.S,                        ***
00042  ***                        BORDEAUX, FRANCE                                        ***
00043  ***                      ALL RIGHTS RESERVED                                       ***
00044 **=======================================================================*/
00045 /*=======================================================================
00046 ** Modified by : VSG (MMM YYYY)
00047 **=======================================================================*/
00048 
00049 
00050 #ifndef  _SO_LOCAL_BBOX_MATRIX_ELEMENT
00051 #define  _SO_LOCAL_BBOX_MATRIX_ELEMENT
00052 
00053 #include <Inventor/elements/SoModelMatrixElement.h>
00054 
00083 SoEXTENDER_Documented class  SoLocalBBoxMatrixElement : public SoElement {
00084 
00085   SO_ELEMENT_HEADER(SoLocalBBoxMatrixElement);
00086 
00087  public:
00091   virtual void        push(SoState *state);
00092 
00096   static void         makeIdentity(SoState *state);
00097 
00101   static void         set(SoState *state, const SbMatrix &matrix);
00102 
00106   static void         mult(SoState *state, const SbMatrix &matrix);
00107 
00112   static void         translateBy(SoState *state,const SbVec3f &translation);
00117   static void         rotateBy(SoState *state, const SbRotation &rotation);
00122   static void         scaleBy(SoState *state, const SbVec3f &scaleFactor);
00123 
00127   static SbMatrix     pushMatrix(SoState *state);
00131   static void         popMatrix(SoState *state, const SbMatrix &m);
00132 
00136   static void         resetAll(SoState *state);
00137 
00141   static const SbMatrix &     get(SoState *state);
00142 
00146   virtual void        print(FILE *fp) const;
00147 
00148 private:
00149 
00151   virtual void init(SoState *state);
00152 
00156   virtual SbBool matches(const SoElement* elt) const;
00157 
00161   virtual SoElement* copyMatchInfo() const;
00162 
00163  private:
00164   // Initializes the SoLocalBBoxMatrixElement class
00165   static void         initClass();
00166   static void         exitClass();
00167 
00168  private:
00169   SbMatrix            localMatrix;
00170 
00171   virtual ~SoLocalBBoxMatrixElement();
00172 
00173  private:
00174   // This stores the inverse of the current model matrix at the time
00175   // the element is created. It is needed in case the element is set
00176   // to contain a new matrix, since we want to factor out the
00177   // effects of the non-local part of the matrix.
00178   SbMatrix            modelInverseMatrix;
00179 };
00180 
00181 #endif /* _SO_LOCAL_BBOX_MATRIX_ELEMENT */
00182 
00183 
00184
Inventor/elements/SoLocalBBoxMatrixElement.h
