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58 lines
1.7 KiB
58 lines
1.7 KiB
/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield |
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* |
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* This library is open source and may be redistributed and/or modified under |
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* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or |
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* (at your option) any later version. The full license is in LICENSE file |
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* included with this distribution, and on the openscenegraph.org website. |
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* |
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* This library is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* OpenSceneGraph Public License for more details. |
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*/ |
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#ifndef OSG_SHADERCOMPOSER |
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#define OSG_SHADERCOMPOSER 1 |
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#include <osg/Object> |
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#include <osg/StateAttribute> |
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#include <osg/Program> |
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namespace osg { |
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// forward declare osg::State |
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class State; |
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typedef std::vector<osg::ShaderComponent*> ShaderComponents; |
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class OSG_EXPORT ShaderComposer : public osg::Object |
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{ |
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public: |
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ShaderComposer(); |
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ShaderComposer(const ShaderComposer& sa,const CopyOp& copyop=CopyOp::SHALLOW_COPY); |
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META_Object(osg, ShaderComposer) |
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virtual osg::Program* getOrCreateProgram(const ShaderComponents& shaderComponents); |
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typedef std::vector< const osg::Shader* > Shaders; |
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virtual osg::Shader* composeMain(const Shaders& shaders); |
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virtual void addShaderToProgram(Program* program, const Shaders& shaders); |
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protected: |
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virtual ~ShaderComposer(); |
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typedef std::map< ShaderComponents, ref_ptr<Program> > ProgramMap; |
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ProgramMap _programMap; |
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typedef std::map< Shaders, ref_ptr<Shader> > ShaderMainMap; |
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ShaderMainMap _shaderMainMap; |
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}; |
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} |
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#endif
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