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SoVertexAttributeElement.h

00001 #ifndef COIN_SOVERTEXATTRIBUTEELEMENT_H
00002 #define COIN_SOVERTEXATTRIBUTEELEMENT_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/elements/SoSubElement.h>
00029 #include <Inventor/tools/SbPimplPtr.h>
00030 
00031 class SoState;
00032 class SoMField;
00033 class SoVertexAttributeData;
00034 class SoVertexAttributeElementP;
00035 
00036 class COIN_DLL_API SoVertexAttributeElement : public SoAccumulatedElement {
00037   typedef SoAccumulatedElement inherited;
00038   SO_ELEMENT_HEADER(SoVertexAttributeElement);
00039 
00040 public:
00041   static void initClass(void);
00042   virtual void init(SoState * state);
00043 
00044   virtual void push(SoState * state);
00045   static void add(SoState * const state, SoVertexAttributeData * attribdata);
00046                   
00047   static const SoVertexAttributeElement * getInstance(SoState * const state);
00048   unsigned int getNumAttributes(void) const;
00049 
00050   typedef const char * Key;
00051   typedef SoVertexAttributeData * Type;
00052   typedef void AttributeApplyFunc(const Key & key, const Type & obj, void * closure);
00053   void applyToAttributes(AttributeApplyFunc * func, void * closure) const;
00054 
00055 protected:
00056   virtual ~SoVertexAttributeElement();
00057 
00058   virtual void addElt(SoVertexAttributeData * attribdata);
00059 
00060 private:
00061   // needed by SbPimplPtr
00062   SoVertexAttributeElement(const SoVertexAttributeElement & rhs); // N/A
00063   SoVertexAttributeElement & operator = (const SoVertexAttributeElement & rhs); // N/A
00064 
00065   SbPimplPtr<SoVertexAttributeElementP> pimpl;
00066 };
00067 
00068 #endif // COIN_SOVERTEXATTRIBUTEELEMENT_H

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