00001 /*======================================================================= 00002 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.), *** 00003 *** AND IS DISTRIBUTED UNDER A LICENSE AGREEMENT. *** 00004 *** *** 00005 *** REPRODUCTION, DISCLOSURE, OR USE, IN WHOLE OR IN PART, OTHER THAN AS *** 00006 *** SPECIFIED IN THE LICENSE ARE NOT TO BE UNDERTAKEN EXCEPT WITH PRIOR *** 00007 *** WRITTEN AUTHORIZATION OF FEI S.A.S. *** 00008 *** *** 00009 *** RESTRICTED RIGHTS LEGEND *** 00010 *** USE, DUPLICATION, OR DISCLOSURE BY THE GOVERNMENT OF THE CONTENT OF THIS *** 00011 *** WORK OR RELATED DOCUMENTATION IS SUBJECT TO RESTRICTIONS AS SET FORTH IN *** 00012 *** SUBPARAGRAPH (C)(1) OF THE COMMERCIAL COMPUTER SOFTWARE RESTRICTED RIGHT *** 00013 *** CLAUSE AT FAR 52.227-19 OR SUBPARAGRAPH (C)(1)(II) OF THE RIGHTS IN *** 00014 *** TECHNICAL DATA AND COMPUTER SOFTWARE CLAUSE AT DFARS 52.227-7013. *** 00015 *** *** 00016 *** COPYRIGHT (C) 1996-2018 BY FEI S.A.S, *** 00017 *** MERIGNAC, FRANCE *** 00018 *** ALL RIGHTS RESERVED *** 00019 **=======================================================================*/ 00020 /*======================================================================= 00021 ** Author : P. ESTRADE (Mar 2000) 00022 **=======================================================================*/ 00023 #ifndef _SO_OBLIQUE_SLICE_ 00024 #define _SO_OBLIQUE_SLICE_ 00025 00026 #ifdef _MSC_VER 00027 #pragma warning( push ) 00028 #pragma warning(disable:4251) 00029 #endif 00030 00031 #include <Inventor/nodes/SoShape.h> 00032 #include <Inventor/fields/SoSFBool.h> 00033 #include <Inventor/fields/SoSFFloat.h> 00034 #include <Inventor/fields/SoSFEnum.h> 00035 #include <Inventor/fields/SoSFPlane.h> 00036 #include <Inventor/fields/SoSFNode.h> 00037 #include <Inventor/STL/vector> 00038 #include <VolumeViz/nodes/SoVolumeRendering.h> 00039 #include <VolumeViz/nodes/SoSlice.h> 00040 00041 class SoVolumeData; 00042 class SoCache; 00043 class SoLDMObliqueSliceGeom; 00044 00045 class SoObliqueSliceLdm; 00046 class SoObliqueSliceInterface; 00047 class SoObliqueSlicePaging; 00048 class SoVolumeStateObliqueSlice; 00049 00388 class SoObliqueSlice : public SoSlice { 00389 SO_NODE_HEADER( SoObliqueSlice ); 00390 00391 public: 00392 00396 SoSFPlane plane; 00397 00401 SoObliqueSlice(); 00402 00403 private: 00407 void computeBBox(SoAction *, SbBox3f &box, SbVec3f ¢er); 00408 00413 virtual void write(SoWriteAction *action); 00414 00421 virtual SoNode* getAlternateRep( SoAction* action ); 00422 00423 virtual void GLRender( SoGLRenderAction* action ); 00424 00425 private: 00429 void setupSliceInterface(); 00430 00434 void generatePrimitives(SoAction *action); 00435 00439 SoDetail *createTriangleDetail( SoRayPickAction *, 00440 const SoPrimitiveVertex *v1, 00441 const SoPrimitiveVertex *, 00442 const SoPrimitiveVertex *, 00443 SoPickedPoint *); 00444 00448 void doRendering(SoGLRenderAction *action); 00449 00454 virtual SbBool readInstance(SoInput *in, unsigned short flags); 00455 00456 private: 00460 static void initClass(); 00461 static void exitClass(); 00462 00469 virtual SoNode* createAlternateRep( SoAction *action ); 00470 00474 virtual void notify(SoNotList *list); 00475 00476 bool m_backFace; 00477 00478 private: 00479 00483 virtual ~SoObliqueSlice(); 00484 00488 SbBool m_altRepCreatedHere; 00489 00490 SoObliqueSliceInterface* m_sliceInterface; 00491 SoObliqueSliceLdm* m_sliceLdm; 00492 00493 SoVolumeStateObliqueSlice* m_vs; 00494 }; 00495 00496 #ifdef _MSC_VER 00497 #pragma warning( pop ) 00498 #endif 00499 00500 #endif // _SO_OBLIQUE_SLICE_ 00501 00502