ProjectionShadowMap
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/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* OpenSceneGraph Public License for more details.
*
* ViewDependentShadow codes Copyright (C) 2008 Wojciech Lewandowski
* Thanks to to my company http://www.ai.com.pl for allowing me free this work.
*/
#ifndef OSGSHADOW_PROJECTIONSHADOWMAP
#define OSGSHADOW_PROJECTIONSHADOWMAP 1
#include <osgShadow/MinimalShadowMap>
namespace osgShadow {
template< typename MinimalBoundsBaseClass, typename ShadowProjectionAlgorithmClass >
class OSGSHADOW_EXPORT ProjectionShadowMap : public MinimalBoundsBaseClass
{
public :
typedef MinimalBoundsBaseClass BaseClass;
typedef ProjectionShadowMap<MinimalBoundsBaseClass,ShadowProjectionAlgorithmClass> ThisClass;
ProjectionShadowMap() : BaseClass()
{
}
ProjectionShadowMap(
const ProjectionShadowMap& copy,
const osg::CopyOp& copyop=osg::CopyOp::SHALLOW_COPY) : BaseClass(copy,copyop)
{
}
META_Object( osgShadow, ProjectionShadowMap );
protected:
virtual ~ProjectionShadowMap(void)
{
}
struct OSGSHADOW_EXPORT ViewData: public BaseClass::ViewData,
public ShadowProjectionAlgorithmClass
{
#if 0
virtual void init( ThisClass * st, osgUtil::CullVisitor * cv );
{
BaseClass::ViewData::init( st, cv );
}
#endif
virtual void frameShadowCastingCamera
( const osg::Camera* cameraMain, osg::Camera* cameraShadow, int pass = 1 )
{
if( pass == BaseClass::ViewData::_frameShadowCastingCameraPasses - 1 )
{
// Force dependent name lookup
ShadowProjectionAlgorithmClass::operator()
( &this->_sceneReceivingShadowPolytope, cameraMain, cameraShadow );
}
// DebugBoundingBox( computeScenePolytopeBounds(), "ProjectionShadowMap" );
BaseClass::ViewData::frameShadowCastingCamera( cameraMain, cameraShadow, pass );
}
};
META_ViewDependentShadowTechniqueData( ThisClass, typename ThisClass::ViewData )
};
} // namespace osgShadow
#endif
MinimalShadowMap
META_ViewDependentShadowTechniqueData
#define META_ViewDependentShadowTechniqueData(ShadowTechnique, TechniqueData)
Definition ViewDependentShadowTechnique:32
osgShadow::ProjectionShadowMap< MinimalDrawBoundsShadowMap, LightSpacePerspectiveShadowMapAlgorithm >::ThisClass
ProjectionShadowMap< MinimalDrawBoundsShadowMap, LightSpacePerspectiveShadowMapAlgorithm > ThisClass
Definition ProjectionShadowMap:31
osgShadow::ProjectionShadowMap::ProjectionShadowMap
ProjectionShadowMap(const ProjectionShadowMap &copy, const osg::CopyOp &copyop=osg::CopyOp::SHALLOW_COPY)
Definition ProjectionShadowMap:39
osgShadow::ProjectionShadowMap< MinimalDrawBoundsShadowMap, LightSpacePerspectiveShadowMapAlgorithm >::BaseClass
MinimalDrawBoundsShadowMap BaseClass
Definition ProjectionShadowMap:29
osgShadow::ProjectionShadowMap::ProjectionShadowMap
ProjectionShadowMap()
Definition ProjectionShadowMap:34
osgShadow::ProjectionShadowMap::~ProjectionShadowMap
virtual ~ProjectionShadowMap(void)
Definition ProjectionShadowMap:51
osgShadow::ProjectionShadowMap::META_Object
META_Object(osgShadow, ProjectionShadowMap)
osgUtil::CullVisitor
Definition CullVisitor:49
osg::Camera
Definition Camera:45
osg::CopyOp
Definition CopyOp:41
osg::CopyOp::SHALLOW_COPY
@ SHALLOW_COPY
Definition CopyOp:47
osgShadow
Definition ConvexPolyhedron:33
OSGSHADOW_EXPORT
#define OSGSHADOW_EXPORT
Definition osgShadow/Export:39
osgShadow::ProjectionShadowMap::ViewData
Definition ProjectionShadowMap:57
osgShadow::ProjectionShadowMap::ViewData::frameShadowCastingCamera
virtual void frameShadowCastingCamera(const osg::Camera *cameraMain, osg::Camera *cameraShadow, int pass=1)
Definition ProjectionShadowMap:66