1 #ifndef COIN_SOANTISQUISH_H 2 #define COIN_SOANTISQUISH_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/nodes/SoSubNode.h> 37 #include <Inventor/nodes/SoTransformation.h> 38 #include <Inventor/fields/SoSFEnum.h> 39 #include <Inventor/fields/SoSFBool.h> 40 #include <Inventor/SbMatrix.h> 41 42 class COIN_DLL_API SoAntiSquish : public SoTransformation { 43 typedef SoTransformation inherited; 44 45 SO_NODE_HEADER(SoAntiSquish); 46 47 public: 48 static void initClass(void); 49 SoAntiSquish(void); 50 51 enum Sizing { 52 X, Y, Z, AVERAGE_DIMENSION, BIGGEST_DIMENSION, SMALLEST_DIMENSION, 53 LONGEST_DIAGONAL 54 }; 55 56 SoSFEnum sizing; 57 SoSFBool recalcAlways; 58 59 void recalc(void); 60 virtual void doAction(SoAction * action); 61 62 protected: 63 virtual ~SoAntiSquish(); 64 65 virtual void callback(SoCallbackAction * action); 66 virtual void GLRender(SoGLRenderAction * action); 67 virtual void getBoundingBox(SoGetBoundingBoxAction * action); 68 virtual void getMatrix(SoGetMatrixAction * action); 69 virtual void pick(SoPickAction * action); 70 71 SbMatrix getUnsquishingMatrix(const SbMatrix & squishedmatrix, 72 const SbBool calcinverse, 73 SbMatrix & getinverse); 74 private: 75 SbMatrix unsquishedmatrix, inversematrix; 76 SbBool matrixvalid, inversevalid; 77 }; 78 79 #endif // !COIN_SOANTISQUISH_H 80