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00001 #ifndef COIN_SOMODELMATRIXELEMENT_H 00002 #define COIN_SOMODELMATRIXELEMENT_H 00003 00004 /**************************************************************************\ 00005 * 00006 * This file is part of the Coin 3D visualization library. 00007 * Copyright (C) by Kongsberg Oil & Gas Technologies. 00008 * 00009 * This library is free software; you can redistribute it and/or 00010 * modify it under the terms of the GNU General Public License 00011 * ("GPL") version 2 as published by the Free Software Foundation. 00012 * See the file LICENSE.GPL at the root directory of this source 00013 * distribution for additional information about the GNU GPL. 00014 * 00015 * For using Coin with software that can not be combined with the GNU 00016 * GPL, and for taking advantage of the additional benefits of our 00017 * support services, please contact Kongsberg Oil & Gas Technologies 00018 * about acquiring a Coin Professional Edition License. 00019 * 00020 * See http://www.coin3d.org/ for more information. 00021 * 00022 * Kongsberg Oil & Gas Technologies, Bygdoy Alle 5, 0257 Oslo, NORWAY. 00023 * http://www.sim.no/ sales@sim.no coin-support@coin3d.org 00024 * 00025 \**************************************************************************/ 00026 00027 #include <Inventor/elements/SoAccumulatedElement.h> 00028 #include <Inventor/SbMatrix.h> 00029 #include <Inventor/lists/SbPList.h> 00030 00031 class COIN_DLL_API SoModelMatrixElement : public SoAccumulatedElement { 00032 typedef SoAccumulatedElement inherited; 00033 00034 SO_ELEMENT_HEADER(SoModelMatrixElement); 00035 public: 00036 static void initClass(void); 00037 protected: 00038 virtual ~SoModelMatrixElement(); 00039 00040 public: 00041 virtual void init(SoState * state); 00042 virtual void push(SoState * state); 00043 virtual SbBool matches(const SoElement * element) const; 00044 static void makeIdentity(SoState * const state, SoNode * const node); 00045 static void set(SoState * const state, SoNode * const node, 00046 const SbMatrix & matrix); 00047 static void setCullMatrix(SoState * state, SoNode * node, 00048 const SbMatrix & matrix); 00049 static void mult(SoState * const state, SoNode * const node, 00050 const SbMatrix & matrix); 00051 static void translateBy(SoState * const state, SoNode * const node, 00052 const SbVec3f & translation); 00053 static void rotateBy(SoState * const state, SoNode * const node, 00054 const SbRotation & rotation); 00055 static void scaleBy(SoState * const state, SoNode * const node, 00056 const SbVec3f & scaleFactor); 00057 00058 static SbMatrix pushMatrix(SoState * const state); 00059 static void popMatrix(SoState * const state, const SbMatrix & matrix); 00060 00061 static const SbMatrix & getCombinedCullMatrix(SoState * const state); 00062 static const SbMatrix & get(SoState * const state); 00063 static const SbMatrix & get(SoState * const state, SbBool & isIdentity); 00064 00065 const SbMatrix & getModelMatrix(void) const; 00066 00067 protected: 00068 virtual void makeEltIdentity(void); 00069 virtual void setElt(const SbMatrix & matrix); 00070 virtual void multElt(const SbMatrix & matrix); 00071 virtual void translateEltBy(const SbVec3f & translation); 00072 virtual void rotateEltBy(const SbRotation & rotation); 00073 virtual void scaleEltBy(const SbVec3f & scaleFactor); 00074 virtual SbMatrix pushMatrixElt(void); 00075 virtual void popMatrixElt(const SbMatrix & matrix); 00076 00077 protected: 00078 SbMatrix modelMatrix; 00079 SbMatrix cullMatrix; 00080 SbMatrix combinedMatrix; 00081 uint32_t flags; 00082 00083 }; 00084 00085 #endif // !COIN_SOMODELMATRIXELEMENT_H
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