/usr/include/osgShadow/MinimalDrawBoundsShadowMap is in libopenscenegraph-3.4-dev 3.4.0+dfsg1-4+b3.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 | /* -*-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_MINIMALDRAWBOUNDSSHADOWMAP
#define OSGSHADOW_MINIMALDRAWBOUNDSSHADOWMAP 1
#include <osgShadow/MinimalShadowMap>
namespace osgShadow {
class OSGSHADOW_EXPORT MinimalDrawBoundsShadowMap
: public MinimalShadowMap
{
public :
/** Convenient typedef used in definition of ViewData struct and methods */
typedef MinimalDrawBoundsShadowMap ThisClass;
/** Convenient typedef used in definition of ViewData struct and methods */
typedef MinimalShadowMap BaseClass;
/** Classic OSG constructor */
MinimalDrawBoundsShadowMap();
/** Classic OSG cloning constructor */
MinimalDrawBoundsShadowMap(
const MinimalDrawBoundsShadowMap& mdbsm,
const osg::CopyOp& copyop=osg::CopyOp::SHALLOW_COPY);
/** Declaration of standard OSG object methods */
META_Object( osgShadow, MinimalDrawBoundsShadowMap );
protected:
/** Classic protected OSG destructor */
virtual ~MinimalDrawBoundsShadowMap(void);
struct OSGSHADOW_EXPORT ViewData: public BaseClass::ViewData
{
osg::ref_ptr< osg::RefMatrix > _projection;
osg::Vec2s _boundAnalysisSize;
osg::ref_ptr< osg::Image > _boundAnalysisImage;
osg::ref_ptr< osg::Texture2D > _boundAnalysisTexture;
osg::ref_ptr< osg::Camera > _boundAnalysisCamera;
osg::observer_ptr< osg::Camera > _mainCamera;
void setShadowCameraProjectionMatrixPtr( osg::RefMatrix * projection )
{ _projection = projection; }
osg::RefMatrix * getShadowCameraProjectionMatrixPtr( void )
{ return _projection.get(); }
virtual void init( ThisClass * st, osgUtil::CullVisitor * cv );
virtual void cullShadowReceivingScene( );
virtual void createDebugHUD( );
virtual void recordShadowMapParams( );
virtual void cullBoundAnalysisScene( );
static osg::BoundingBox scanImage( const osg::Image * image, osg::Matrix m );
virtual void performBoundAnalysis( const osg::Camera& camera );
ViewData( void ): _boundAnalysisSize( 64, 64 ) {}
};
friend struct ViewData;
META_ViewDependentShadowTechniqueData( ThisClass, ThisClass::ViewData )
struct CameraPostDrawCallback : public osg::Camera::DrawCallback {
CameraPostDrawCallback( ViewData * vd ): _vd( vd )
{
}
virtual void operator ()( const osg::Camera& camera ) const
{
if( _vd.valid() )
_vd->performBoundAnalysis( camera );
}
osg::observer_ptr< ViewData > _vd;
};
struct CameraCullCallback: public osg::Callback {
CameraCullCallback(ViewData * vd, osg::Callback * nc): _vd(vd), _nc(nc)
{
}
virtual bool run(osg::Object* object, osg::Object* data)
{
osgUtil::CullVisitor *cv = dynamic_cast< osgUtil::CullVisitor *>( data );
if( _nc.valid() )
_nc->run(object, data);
else
traverse(object, data);
if( cv )
_vd->recordShadowMapParams( );
return true;
}
protected:
osg::observer_ptr< ViewData > _vd;
osg::ref_ptr< osg::Callback > _nc;
};
};
} // namespace osgShadow
#endif
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