83 lines
3.0 KiB
C++
83 lines
3.0 KiB
C++
/* -*-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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* ViewDependentShadow codes Copyright (C) 2008 Wojciech Lewandowski
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* Thanks to to my company http://www.ai.com.pl for allowing me free this work.
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*/
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#ifndef OSGSHADOW_PROJECTIONSHADOWMAP
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#define OSGSHADOW_PROJECTIONSHADOWMAP 1
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#include <osgShadow/MinimalShadowMap>
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namespace osgShadow {
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template< typename MinimalBoundsBaseClass, typename ShadowProjectionAlgorithmClass >
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class OSGSHADOW_EXPORT ProjectionShadowMap : public MinimalBoundsBaseClass
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{
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public :
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/** Convenient typedef used in definition of ViewData struct and methods */
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typedef MinimalBoundsBaseClass BaseClass;
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/** Convenient typedef used in definition of ViewData struct and methods */
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typedef ProjectionShadowMap<MinimalBoundsBaseClass,ShadowProjectionAlgorithmClass> ThisClass;
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/** Classic OSG constructor */
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ProjectionShadowMap() : BaseClass()
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{
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}
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/** Classic OSG cloning constructor */
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ProjectionShadowMap(
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const ProjectionShadowMap& copy,
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const osg::CopyOp& copyop=osg::CopyOp::SHALLOW_COPY) : BaseClass(copy,copyop)
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{
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}
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/** Declaration of standard OSG object methods */
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META_Object( ViewDependentShadow, ProjectionShadowMap );
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protected:
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/** Classic protected OSG destructor */
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virtual ~ProjectionShadowMap(void)
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{
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}
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struct ViewData: public BaseClass::ViewData,
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public ShadowProjectionAlgorithmClass
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{
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#if 0
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virtual void init( ThisClass * st, osgUtil::CullVisitor * cv );
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{
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BaseClass::ViewData::init( st, cv );
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}
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#endif
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virtual void frameShadowCastingCamera
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( const osg::Camera* cameraMain, osg::Camera* cameraShadow, int pass = 1 )
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{
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// Force dependent name lookup
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ShadowProjectionAlgorithmClass::operator()
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( &this->_sceneReceivingShadowPolytope, cameraMain, cameraShadow );
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// DebugBoundingBox( computeScenePolytopeBounds(), "ProjectionShadowMap" );
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BaseClass::ViewData::frameShadowCastingCamera( cameraMain, cameraShadow, pass );
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}
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};
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META_ViewDependentShadowTechniqueData( ThisClass, typename ThisClass::ViewData )
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};
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} // namespace osgShadow
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#endif
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