FGFS-4.1/OpenSceneGraph
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Moved the basic ShadowVolume code into osgShadow

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Robert Osfield
2007-02-09 16:03:29 +00:00
parent 4c5eb02ec5
commit 9aae37e357
5 changed files with 369 additions and 15 deletions
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3
include/osgShadow/ShadowTechnique
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@@ -18,6 +18,7 @@
#include <osg/Camera>
#include <osg/Texture2D>
#include <osg/TexGenNode>
#include <osgUtil/CullVisitor>
#include <osgShadow/Export>
@@ -45,7 +46,7 @@ class OSGSHADOW_EXPORT ShadowTechnique : public osg::Object
virtual void update(osg::NodeVisitor& nv);
/** run the cull traversal of the ShadowedScene and set up the rendering for this ShadowTechnique.*/
virtual void cull(osg::NodeVisitor& nv);
virtual void cull(osgUtil::CullVisitor& cv);
/** Clean scene graph from any shadow technique specific nodes, state and drawables.*/
virtual void cleanSceneGraph();

19
include/osgShadow/ShadowVolume
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@@ -15,8 +15,11 @@
#define OSGSHADOW_SHADOWVOLUME 1
#include <osg/Camera>
#include <osg/Light>
#include <osg/Geode>
#include <osgShadow/ShadowTechnique>
#include <osgShadow/OccluderGeometry>
namespace osgShadow {
@@ -37,7 +40,7 @@ class OSGSHADOW_EXPORT ShadowVolume : public ShadowTechnique
virtual void update(osg::NodeVisitor& nv);
/** run the cull traversal of the ShadowedScene and set up the rendering for this ShadowTechnique.*/
virtual void cull(osg::NodeVisitor& nv);
virtual void cull(osgUtil::CullVisitor& cv);
/** Clean scene graph from any shadow technique specific nodes, state and drawables.*/
virtual void cleanSceneGraph();
@@ -46,6 +49,20 @@ class OSGSHADOW_EXPORT ShadowVolume : public ShadowTechnique
virtual ~ShadowVolume();
osgShadow::ShadowVolumeGeometry::DrawMode _drawMode;
osg::ref_ptr<osgShadow::OccluderGeometry> _occluder;
osg::ref_ptr<osgShadow::ShadowVolumeGeometry> _shadowVolume;
osg::ref_ptr<osg::Light> _ambientLight;
osg::ref_ptr<osg::Light> _diffuseLight;
osg::ref_ptr<osg::StateSet> _ss1;
osg::ref_ptr<osg::StateSet> _mainShadowStateSet;
osg::ref_ptr<osg::StateSet> _shadowVolumeStateSet;
osg::ref_ptr<osg::StateSet> _shadowedSceneStateSet;
};
}