Open Inventor Reference
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00001 /* 00002 * 00003 * Copyright (C) 2000 Silicon Graphics, Inc. All Rights Reserved. 00004 * 00005 * This library is free software; you can redistribute it and/or 00006 * modify it under the terms of the GNU Lesser General Public 00007 * License as published by the Free Software Foundation; either 00008 * version 2.1 of the License, or (at your option) any later version. 00009 * 00010 * This library is distributed in the hope that it will be useful, 00011 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00013 * Lesser General Public License for more details. 00014 * 00015 * Further, this software is distributed without any warranty that it is 00016 * free of the rightful claim of any third person regarding infringement 00017 * or the like. Any license provided herein, whether implied or 00018 * otherwise, applies only to this software file. Patent licenses, if 00019 * any, provided herein do not apply to combinations of this program with 00020 * other software, or any other product whatsoever. 00021 * 00022 * You should have received a copy of the GNU Lesser General Public 00023 * License along with this library; if not, write to the Free Software 00024 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00025 * 00026 * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy, 00027 * Mountain View, CA 94043, or: 00028 * 00029 * http://www.sgi.com 00030 * 00031 * For further information regarding this notice, see: 00032 * 00033 * http://oss.sgi.com/projects/GenInfo/NoticeExplan/ 00034 * 00035 */ 00036 00037 00038 /* 00039 * Copyright (C) 1990,91 Silicon Graphics, Inc. 00040 * 00041 _______________________________________________________________________ 00042 ______________ S I L I C O N G R A P H I C S I N C . ____________ 00043 | 00044 | $Revision: 1.1.1.1 $ 00045 | 00046 | Description: 00047 | This file defines the SoLocalBBoxMatrixElement class. 00048 | 00049 | Author(s) : Paul S. Strauss 00050 | 00051 ______________ S I L I C O N G R A P H I C S I N C . ____________ 00052 _______________________________________________________________________ 00053 */ 00054 00055 #ifndef _SO_LOCAL_BBOX_MATRIX_ELEMENT 00056 #define _SO_LOCAL_BBOX_MATRIX_ELEMENT 00057 00058 #include <Inventor/elements/SoModelMatrixElement.h> 00059 00083 00084 SoEXTENDER class INVENTOR_API SoLocalBBoxMatrixElement : public SoElement { 00085 00086 SO_ELEMENT_HEADER(SoLocalBBoxMatrixElement); 00087 00088 public: 00090 virtual void init(SoState *state); 00091 00093 virtual void push(SoState *state); 00094 00096 static void makeIdentity(SoState *state); 00097 00099 static void set(SoState *state, const SbMatrix &matrix); 00100 00102 static void mult(SoState *state, const SbMatrix &matrix); 00103 00106 static void translateBy(SoState *state,const SbVec3f &translation); 00107 static void rotateBy(SoState *state, const SbRotation &rotation); 00108 static void scaleBy(SoState *state, const SbVec3f &scaleFactor); 00109 00111 static SbMatrix pushMatrix(SoState *state); 00112 static void popMatrix(SoState *state, const SbMatrix &m); 00113 00115 static void resetAll(SoState *state); 00116 00118 static const SbMatrix & get(SoState *state); 00119 00121 virtual SbBool matches(const SoElement *elt) const; 00122 00124 virtual SoElement *copyMatchInfo() const; 00125 00127 virtual void print(FILE *fp) const; 00128 00129 SoINTERNAL public: 00131 static void initClass(); 00132 00133 protected: 00134 SbMatrix localMatrix; 00135 00136 virtual ~SoLocalBBoxMatrixElement(); 00137 00138 private: 00143 SbMatrix modelInverseMatrix; 00144 }; 00145 00146 #endif /* _SO_LOCAL_BBOX_MATRIX_ELEMENT */