VirtualRenderingSystem: normalmapshader.h Source File

00001 /******************************************************************************
00002  * VRS - The Virtual Rendering System
00003  * Copyright (C) 2002 Computer Graphics Systems Group at the 
00004  * Hasso-Plattner-Institute (HPI), Potsdam, Germany.
00005  *
00006  * This  library  is  free  software; you can redistribute it and/or  modify it
00007  * under the terms of the GNU Lesser General Public  License  as  published  by
00008  * the  Free  Software  Foundation;  either  version 2.1 of the License, or (at
00009  * your option) any later version. This library  is  distributed  in  the  hope
00010  * that  it will be useful, but  WITHOUT ANY WARRANTY; without even the implied
00011  * warranty of  MERCHANTABILITY or FITNESS FOR A PARTICULAR  PURPOSE.  See  the
00012  * GNU Lesser General Public License for more details. You should have received
00013  * a copy of the GNU Lesser+ General Public License along with this library; if
00014  * not, write to the FreeSoftware Foundation, Inc., 59 Temple Place, Suite 330,
00015  * Boston, MA, 02111-1307, USA.
00016  ******************************************************************************/
00017 
00018 #ifndef VRS_GL2_NORMALMAPSHADER_H_
00019 #define VRS_GL2_NORMALMAPSHADER_H_
00020 
00021 #include <vrs/shader.h>
00022 
00023 namespace VRS {
00024     namespace GL2 {
00025 
00027         class VRS_CORE_API NormalmapShader : public Shader {
00028         public:
00029             NormalmapShader() {};
00030 
00031             virtual bool canBeUsed(Engine*, const MonoAttribute*) const;
00034             virtual bool isApplicableForCurrentPass(Engine*, const MonoAttribute*) const;
00037             virtual void start(Engine*, const MonoAttribute*);
00038             virtual void stop(Engine*, const MonoAttribute*);
00041             virtual bool needsPass(Engine*, const MonoAttribute*, unsigned int pass) const;
00044             virtual void preparePass(Engine*, const MonoAttribute*, unsigned int pass);
00045             virtual void finishPass(Engine*, const MonoAttribute*, unsigned int pass);
00048             virtual void eval(Engine*, const MonoAttribute*, const Shape*, unsigned int pass);
00051             virtual ID target() const;
00054                         VRS_TYPEINFO(NormalmapShader, Shader);
00055         }; // class NormalmapShader
00056 
00057     } // namespace GL2
00058 } // namespace VRS
00059 
00060 #endif // VRS_GL2_NORMALMAPSHADER_H_