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SoVRMLVertexShape.h

00001 /**************************************************************************\
00002  *
00003  *  This file is part of the Coin 3D visualization library.
00004  *  Copyright (C) 1998-2007 by Systems in Motion.  All rights reserved.
00005  *
00006  *  This library is free software; you can redistribute it and/or
00007  *  modify it under the terms of the GNU General Public License
00008  *  ("GPL") version 2 as published by the Free Software Foundation.
00009  *  See the file LICENSE.GPL at the root directory of this source
00010  *  distribution for additional information about the GNU GPL.
00011  *
00012  *  For using Coin with software that can not be combined with the GNU
00013  *  GPL, and for taking advantage of the additional benefits of our
00014  *  support services, please contact Systems in Motion about acquiring
00015  *  a Coin Professional Edition License.
00016  *
00017  *  See http://www.coin3d.org/ for more information.
00018  *
00019  *  Systems in Motion, Postboks 1283, Pirsenteret, 7462 Trondheim, NORWAY.
00020  *  http://www.sim.no/  sales@sim.no  coin-support@coin3d.org
00021  *
00022 \**************************************************************************/
00023 
00024 #ifndef COIN_SOVRMLVERTEXSHAPE_H
00025 #define COIN_SOVRMLVERTEXSHAPE_H
00026 
00027 #include <Inventor/nodes/SoSubNode.h>
00028 #include <Inventor/VRMLnodes/SoVRMLGeometry.h>
00029 #include <Inventor/fields/SoSFNode.h>
00030 #include <Inventor/fields/SoSFBool.h>
00031 #include <Inventor/elements/SoMaterialBindingElement.h>
00032 
00033 class SoNormalCache;
00034 class SoNormalBundle;
00035 class SoState;
00036 class SoCoordinateElement;
00037 class SoVRMLVertexShapeP;
00038 
00039 class COIN_DLL_API SoVRMLVertexShape : public SoVRMLGeometry
00040 {
00041   typedef SoVRMLGeometry inherited;
00042   SO_NODE_ABSTRACT_HEADER(SoVRMLVertexShape);
00043 
00044 public:
00045   static void initClass(void);
00046 
00047   SoSFNode coord;
00048   SoSFNode texCoord;
00049   SoSFNode normal;
00050   SoSFNode color;
00051   SoSFBool colorPerVertex;
00052   SoSFBool normalPerVertex;
00053 
00054   enum Binding {
00055     OVERALL             = SoMaterialBindingElement::OVERALL,
00056     PER_PART            = SoMaterialBindingElement::PER_PART,
00057     PER_PART_INDEXED    = SoMaterialBindingElement::PER_PART_INDEXED,
00058     PER_FACE            = SoMaterialBindingElement::PER_FACE,
00059     PER_FACE_INDEXED    = SoMaterialBindingElement::PER_FACE_INDEXED,
00060     PER_VERTEX          = SoMaterialBindingElement::PER_VERTEX,
00061     PER_VERTEX_INDEXED  = SoMaterialBindingElement::PER_VERTEX_INDEXED
00062   };
00063 
00064   virtual SbBool generateDefaultNormals(SoState * s, SoNormalBundle * nb);
00065   virtual SbBool generateDefaultNormals(SoState * s, SoNormalCache * nc);
00066 
00067   virtual void doAction(SoAction * action);
00068   virtual void GLRender(SoGLRenderAction * action);
00069   virtual void getBoundingBox(SoGetBoundingBoxAction * action);
00070   virtual void callback(SoCallbackAction * action);
00071   virtual void pick(SoPickAction * action);
00072 
00073   virtual void notify(SoNotList * list);
00074 
00075 protected:
00076   SoVRMLVertexShape(void);
00077   virtual ~SoVRMLVertexShape();
00078 
00079   virtual SbBool shouldGLRender(SoGLRenderAction * action);
00080 
00081   void setNormalCache(SoState * s, int numNormals, SbVec3f * normals);
00082   SoNormalCache * getNormalCache(void) const;
00083 
00084   SoNormalCache * generateAndReadLockNormalCache(SoState * const state);
00085   void getVertexData(SoState * state,
00086                      const SoCoordinateElement *& coords,
00087                      const SbVec3f *& normals,
00088                      const SbBool neednormals);
00089 
00090   void readLockNormalCache(void);
00091   void readUnlockNormalCache(void);
00092 
00093 private:
00094 
00095   void writeLockNormalCache(void);
00096   void writeUnlockNormalCache(void);
00097   
00098   SoVRMLVertexShapeP * pimpl;
00099 }; // class SoVRMLVertexShape
00100 
00101 #endif // ! COIN_SOVRMLVERTEXSHAPE_H

Copyright © 1998-2007 by Systems in Motion AS. All rights reserved.

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