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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 | Defines the SoGetBoundingBoxAction 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_GET_BOUNDING_BOX_ACTION_ 00056 #define _SO_GET_BOUNDING_BOX_ACTION_ 00057 00058 #include <Inventor/system/SbSystem.h> 00059 #include <Inventor/SbBox.h> 00060 #include <Inventor/SbViewportRegion.h> 00061 #include <Inventor/actions/SoSubAction.h> 00062 00063 00066 00102 00103 00104 class INVENTOR_API SoGetBoundingBoxAction : public SoAction { 00105 00106 SO_ACTION_HEADER(SoGetBoundingBoxAction); 00107 00108 public: 00109 00114 SoGetBoundingBoxAction(const SbViewportRegion &viewportRegion); 00115 00117 virtual ~SoGetBoundingBoxAction(); 00118 00120 void setViewportRegion(const SbViewportRegion &newRegion); 00121 00123 const SbViewportRegion &getViewportRegion() const { return vpRegion; } 00124 00126 SbBox3f getBoundingBox() const { return box.project(); } 00127 00129 SbXfBox3f & getXfBoundingBox() { return box; } 00130 00132 const SbVec3f & getCenter() const; 00133 00139 void setInCameraSpace(SbBool flag) { cameraSpace = flag; } 00140 00142 SbBool isInCameraSpace() const { return cameraSpace; } 00143 00147 enum ResetType { 00148 TRANSFORM = 0x01, 00149 BBOX = 0x02, 00150 ALL = 0x03 00151 }; 00156 void setResetPath(const SoPath *path, 00157 SbBool resetBefore = TRUE, 00158 ResetType what = ALL); 00160 const SoPath * getResetPath() const { return resetPath; } 00162 SbBool isResetPath() const { return( resetPath != NULL); } 00164 SbBool isResetBefore() const { return resetBefore; } 00165 SoGetBoundingBoxAction::ResetType getWhatReset() const { return resetWhat;} 00166 00167 SoEXTENDER public: 00168 00172 void checkResetBefore(); 00173 void checkResetAfter(); 00174 00178 void extendBy(const SbBox3f &box); 00179 void extendBy(const SbXfBox3f &box); 00180 00191 void setCenter(const SbVec3f ¢er, 00192 SbBool transformCenter); 00193 SbBool isCenterSet() const; 00194 void resetCenter(); 00195 00196 SoINTERNAL public: 00197 static void initClass(); 00198 00199 protected: 00201 virtual void beginTraversal(SoNode *node); 00202 00203 private: 00204 SbXfBox3f box; 00205 SbVec3f center; 00206 SbBool cameraSpace; 00207 const SoPath *resetPath; 00208 SbBool resetBefore; 00209 ResetType resetWhat; 00210 SbViewportRegion vpRegion; 00211 SbBool centerSet; 00212 00215 void checkReset(SbBool resetBefore); 00216 }; 00217 00218 #endif /* _SO_GET_BOUNDING_BOX_ACTION_ */