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# csgfx/shaderexpaccessor.h

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    00001 /*
    00002     Copyright (C) 2005 by Jorrit Tyberghein
    00003               (C) 2005 by Frank Richter
    00004
    00005     This library is free software; you can redistribute it and/or
    00006     modify it under the terms of the GNU Library General Public
    00007     License as published by the Free Software Foundation; either
    00008     version 2 of the License, or (at your option) any later version.
    00009
    00010     This library is distributed in the hope that it will be useful,
    00011     but WITHOUT ANY WARRANTY; without even the implied warranty of
    00012     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    00013     Library General Public License for more details.
    00014
    00015     You should have received a copy of the GNU Library General Public
    00016     License along with this library; if not, write to the Free
    00017     Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
    00018 */
    00019
    00024 #ifndef __CS_CSGFX_SHADEREXPACCESSOR_H__
    00025 #define __CS_CSGFX_SHADEREXPACCESSOR_H__
    00026
    00027 #include "csextern.h"
    00028
    00029 #include "csgfx/shadervar.h"
    00030 #include "csutil/scf.h"
    00031 #include "csutil/scf_implementation.h"
    00032 #include "csutil/weakref.h"
    00033
    00034 struct iObjectRegistry;
    00035
    00036 class csShaderExpression;
    00037
    00046 class CS_CRYSTALSPACE_EXPORT csShaderExpressionAccessor :
    00047   public scfImplementation1<csShaderExpressionAccessor, iShaderVariableAccessor>
    00048 {
    00049 private:
    00050   iObjectRegistry* object_reg;
    00051   csShaderExpression* expression;
    00052   csWeakRef<iShaderManager> shaderMgr;
    00053 public:
    00061   csShaderExpressionAccessor (iObjectRegistry* object_reg,
    00062     csShaderExpression* expression);
    00063   virtual ~csShaderExpressionAccessor();
    00064
    00065   virtual void PreGetValue (csShaderVariable *variable);
    00066 };
    00067
    00070 #endif // __CS_CSGFX_SHADEREXPACCESSOR_H__