1 #ifndef COIN_SOMODELMATRIXELEMENT_H 2 #define COIN_SOMODELMATRIXELEMENT_H 3 4 /**************************************************************************\ 5 * Copyright (c) Kongsberg Oil & Gas Technologies AS 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions are 10 * met: 11 * 12 * Redistributions of source code must retain the above copyright notice, 13 * this list of conditions and the following disclaimer. 14 * 15 * Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * Neither the name of the copyright holder nor the names of its 20 * contributors may be used to endorse or promote products derived from 21 * this software without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 24 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 25 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 26 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 27 * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 28 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 29 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 30 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 31 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 32 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 34 \**************************************************************************/ 35 36 #include <Inventor/elements/SoAccumulatedElement.h> 37 #include <Inventor/SbMatrix.h> 38 #include <Inventor/lists/SbPList.h> 39 40 class COIN_DLL_API SoModelMatrixElement : public SoAccumulatedElement { 41 typedef SoAccumulatedElement inherited; 42 43 SO_ELEMENT_HEADER(SoModelMatrixElement); 44 public: 45 static void initClass(void); 46 protected: 47 virtual ~SoModelMatrixElement(); 48 49 public: 50 virtual void init(SoState * state); 51 virtual void push(SoState * state); 52 virtual SbBool matches(const SoElement * element) const; 53 static void makeIdentity(SoState * const state, SoNode * const node); 54 static void set(SoState * const state, SoNode * const node, 55 const SbMatrix & matrix); 56 static void setCullMatrix(SoState * state, SoNode * node, 57 const SbMatrix & matrix); 58 static void mult(SoState * const state, SoNode * const node, 59 const SbMatrix & matrix); 60 static void translateBy(SoState * const state, SoNode * const node, 61 const SbVec3f & translation); 62 static void rotateBy(SoState * const state, SoNode * const node, 63 const SbRotation & rotation); 64 static void scaleBy(SoState * const state, SoNode * const node, 65 const SbVec3f & scaleFactor); 66 67 static SbMatrix pushMatrix(SoState * const state); 68 static void popMatrix(SoState * const state, const SbMatrix & matrix); 69 70 static const SbMatrix & getCombinedCullMatrix(SoState * const state); 71 static const SbMatrix & get(SoState * const state); 72 static const SbMatrix & get(SoState * const state, SbBool & isIdentity); 73 74 const SbMatrix & getModelMatrix(void) const; 75 76 protected: 77 virtual void makeEltIdentity(void); 78 virtual void setElt(const SbMatrix & matrix); 79 virtual void multElt(const SbMatrix & matrix); 80 virtual void translateEltBy(const SbVec3f & translation); 81 virtual void rotateEltBy(const SbRotation & rotation); 82 virtual void scaleEltBy(const SbVec3f & scaleFactor); 83 virtual SbMatrix pushMatrixElt(void); 84 virtual void popMatrixElt(const SbMatrix & matrix); 85 86 protected: 87 SbMatrix modelMatrix; 88 SbMatrix cullMatrix; 89 SbMatrix combinedMatrix; 90 uint32_t flags; 91 92 }; 93 94 #endif // !COIN_SOMODELMATRIXELEMENT_H 95