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SoGLMultiTextureCoordinateElement.h

00001 #ifndef COIN_SOGLMULTITEXTURECOORDINATEELEMENT_H
00002 #define COIN_SOGLMULTITEXTURECOORDINATEELEMENT_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/SoMultiTextureCoordinateElement.h>
00028 #include <Inventor/elements/SoGLTextureCoordinateElement.h>
00029 
00030 class SoGLMultiTextureCoordinateElementP;
00031 
00032 class COIN_DLL_API SoGLMultiTextureCoordinateElement : public SoMultiTextureCoordinateElement {
00033   typedef SoMultiTextureCoordinateElement inherited;
00034 
00035   SO_ELEMENT_HEADER(SoGLMultiTextureCoordinateElement);
00036 public:
00037   static void initClass(void);
00038 protected:
00039   virtual ~SoGLMultiTextureCoordinateElement();
00040 
00041 public:
00042   virtual void init(SoState * state);
00043   virtual void push(SoState * state);
00044   virtual void pop(SoState * state,
00045                    const SoElement * prevTopElement);
00046 
00047   static  void setTexGen(SoState * const state, SoNode * const node,
00048                          const int unit,
00049                          SoTexCoordTexgenCB * const texgenFunc,
00050                          void * const texgenData = NULL,
00051                          SoTextureCoordinateFunctionCB * const func = NULL,
00052                          void * const funcData = NULL);
00053 
00054   virtual SoTextureCoordinateElement::CoordType getType(const int unit) const;
00055 
00056   static const SoGLMultiTextureCoordinateElement * getInstance(SoState * const state);
00057 
00058   void send(const int unit, const int index) const;
00059   void send(const int unit, const int index, const SbVec3f &c, const SbVec3f &n) const;
00060 
00061   class GLUnitData {
00062   public:
00063     SoTexCoordTexgenCB * texgenCB;
00064     void * texgenData;
00065   };
00066   
00067   void initRender(const SbBool * enabled, const int maxenabled) const;
00068 
00069 protected:
00070   virtual void setElt(const int unit,
00071                       SoTexCoordTexgenCB *func,
00072                       void *data = NULL);
00073 
00074 private:
00075   void doCallback(const int unit) const;
00076   SoGLMultiTextureCoordinateElementP * pimpl;
00077 };
00078 
00079 #endif // !COIN_SOGLMULTITEXTURECOORDINATEELEMENT_H

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