You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
69 lines
2.4 KiB
69 lines
2.4 KiB
14 years ago
|
/* -*-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.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef OSGSHADOW_SHADOWETEXTURE
|
||
|
|
#define OSGSHADOW_SHADOWETEXTURE 1
|
||
|
|
|
||
|
|
#include <osg/Camera>
|
||
|
|
#include <osg/Material>
|
||
|
|
|
||
|
|
#include <osgShadow/ShadowTechnique>
|
||
|
|
|
||
|
|
namespace osgShadow {
|
||
|
|
|
||
|
|
/** ShadowedTexture provides an implementation of shadow textures.*/
|
||
|
|
class OSGSHADOW_EXPORT ShadowTexture : public ShadowTechnique
|
||
|
|
{
|
||
|
|
public :
|
||
|
|
ShadowTexture();
|
||
|
|
|
||
|
|
ShadowTexture(const ShadowTexture& es, const osg::CopyOp& copyop=osg::CopyOp::SHALLOW_COPY);
|
||
|
|
|
||
|
|
META_Object(osgShadow, ShadowTexture);
|
||
|
|
|
||
|
|
/** Set the texture unit that the shadow texture will be applied on.*/
|
||
|
|
void setTextureUnit(unsigned int unit);
|
||
|
|
|
||
|
|
/** Get the texture unit that the shadow texture will be applied on.*/
|
||
|
|
unsigned int getTextureUnit() const { return _textureUnit; }
|
||
|
|
|
||
|
|
|
||
|
|
/** initialize the ShadowedScene and local cached data structures.*/
|
||
|
|
virtual void init();
|
||
|
|
|
||
|
|
/** run the update traversal of the ShadowedScene and update any loca chached data structures.*/
|
||
|
|
virtual void update(osg::NodeVisitor& nv);
|
||
|
|
|
||
|
|
/** run the cull traversal of the ShadowedScene and set up the rendering for this ShadowTechnique.*/
|
||
|
|
virtual void cull(osgUtil::CullVisitor& cv);
|
||
|
|
|
||
|
|
/** Clean scene graph from any shadow technique specific nodes, state and drawables.*/
|
||
|
|
virtual void cleanSceneGraph();
|
||
|
|
|
||
|
|
|
||
|
|
protected :
|
||
|
|
|
||
|
|
virtual ~ShadowTexture() {}
|
||
|
|
|
||
|
|
osg::ref_ptr<osg::Camera> _camera;
|
||
|
|
osg::ref_ptr<osg::TexGen> _texgen;
|
||
|
|
osg::ref_ptr<osg::Texture2D> _texture;
|
||
|
|
osg::ref_ptr<osg::StateSet> _stateset;
|
||
|
|
osg::ref_ptr<osg::Material> _material;
|
||
|
|
unsigned int _textureUnit;
|
||
|
|
};
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif
|