00001 /*---------------------------------------------------------------------------*\ 00002 * OpenSG * 00003 * * 00004 * * 00005 * Copyright (C) 2000,2001 by the OpenSG Forum * 00006 * * 00007 * www.opensg.org * 00008 * * 00009 * contact: dirk@opensg.org, gerrit.voss@vossg.org, jbehr@zgdv.de * 00010 * * 00011 \*---------------------------------------------------------------------------*/ 00012 /*---------------------------------------------------------------------------*\ 00013 * License * 00014 * * 00015 * This library is free software; you can redistribute it and/or modify it * 00016 * under the terms of the GNU Library General Public License as published * 00017 * by the Free Software Foundation, version 2. * 00018 * * 00019 * This library is distributed in the hope that it will be useful, but * 00020 * WITHOUT ANY WARRANTY; without even the implied warranty of * 00021 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * 00022 * Library General Public License for more details. * 00023 * * 00024 * You should have received a copy of the GNU Library General Public * 00025 * License along with this library; if not, write to the Free Software * 00026 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * 00027 * * 00028 \*---------------------------------------------------------------------------*/ 00029 /*---------------------------------------------------------------------------*\ 00030 * Changes * 00031 * * 00032 * * 00033 * * 00034 * * 00035 * * 00036 * * 00037 \*---------------------------------------------------------------------------*/ 00038 00039 #ifndef _OSGDVRSIMPLESHADER_H_ 00040 #define _OSGDVRSIMPLESHADER_H_ 00041 #ifdef __sgi 00042 #pragma once 00043 #endif 00044 00045 #include <OSGConfig.h> 00046 00047 #include <OSGDVRSimpleShaderBase.h> 00048 00049 OSG_BEGIN_NAMESPACE 00050 00054 class OSG_SYSTEMLIB_DLLMAPPING DVRSimpleShader : public DVRSimpleShaderBase 00055 { 00056 private: 00057 00058 typedef DVRSimpleShaderBase Inherited; 00059 00060 /*========================== PUBLIC =================================*/ 00061 00062 public: 00063 00064 /*---------------------------------------------------------------------*/ 00068 virtual void changed(BitVector whichField, 00069 UInt32 from); 00070 00072 /*---------------------------------------------------------------------*/ 00076 virtual void dump( UInt32 uiIndent = 0, 00077 const BitVector bvFlags = 0) const; 00078 00080 /*---------------------------------------------------------------------*/ 00084 // Callback to set up shader - register textures here 00085 virtual bool initialize (DVRVolume *volume, 00086 DrawActionBase *action); 00087 00088 // Callback before any slice is rendered - setup per volume 00089 virtual void activate (DVRVolume *volume, 00090 DrawActionBase *action); 00091 00092 // Callback before any brick - state setup per brick 00093 virtual void brickActivate(DVRVolume *volume, 00094 DrawActionBase *action, 00095 Brick *brick ); 00096 00097 // Callback after all rendering of the volume is done 00098 virtual void deactivate (DVRVolume *volume, 00099 DrawActionBase *action); 00100 00101 // Callback to clean up shader resources 00102 virtual void cleanup (DVRVolume *volume, 00103 DrawActionBase *action); 00104 00106 /*========================= PROTECTED ===============================*/ 00107 00108 protected: 00109 00110 // Variables should all be in DVRSimpleShaderBase. 00111 00112 Int32 m_nTextureId; 00113 00114 /*---------------------------------------------------------------------*/ 00118 DVRSimpleShader(void); 00119 DVRSimpleShader(const DVRSimpleShader &source); 00120 00122 /*---------------------------------------------------------------------*/ 00126 virtual ~DVRSimpleShader(void); 00127 00130 /*========================== PRIVATE ================================*/ 00131 00132 private: 00133 00134 friend class FieldContainer; 00135 friend class DVRSimpleShaderBase; 00136 00137 static void initMethod(void); 00138 00139 // prohibit default functions (move to 'public' if you need one) 00140 void operator =(const DVRSimpleShader &source); 00141 }; 00142 00143 typedef DVRSimpleShader *DVRSimpleShaderP; 00144 00145 OSG_END_NAMESPACE 00146 00147 #include <OSGDVRSimpleShader.inl> 00148 #include <OSGDVRSimpleShaderBase.inl> 00149 00150 #define OSGDVRSIMPLESHADER_HEADER_CVSID "@(#)$Id: $" 00151 00152 #endif /* _OSGDVRSIMPLESHADER_H_ */
1.5.5