/usr/include/osgEarth/PhongLightingEffect is in libosgearth-dev 2.7.0+dfsg-2+b3.
This file is owned by root:root, with mode 0o644.
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/* osgEarth - Dynamic map generation toolkit for OpenSceneGraph
* Copyright 2008-2012 Pelican Mapping
* http://osgearth.org
*
* osgEarth is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>
*/
#ifndef OSGEARTH_PHONG_LIGHTING_EFFECT_H
#define OSGEARTH_PHONG_LIGHTING_EFFECT_H
#include <osgEarth/Common>
#include <osg/StateSet>
#include <osg/Uniform>
#include <osg/observer_ptr>
namespace osgEarth
{
/**
* Shader effect that performs simple Phong lighting.
*/
class OSGEARTH_EXPORT PhongLightingEffect : public osg::Referenced
{
public:
/** constructs a new effect */
PhongLightingEffect();
/** contructs a new effect and attaches it to a stateset. */
PhongLightingEffect(osg::StateSet* stateset);
/** is it supported by the h/w? */
bool supported() const { return _supported; }
/** whether to create its own lighting mode uniform (default = true).
* Set this to false if you are creating the lighting uniform elsewhere.
* The lighting uniform is returned by ShaderFactory::createUniformForGLMode(GL_LIGHTING). */
void setCreateLightingUniform(bool value);
public:
/** attach this effect to a stateset. */
void attach(osg::StateSet* stateset);
/** detach this effect from any attached statesets. */
void detach();
/** detach this effect from a stateset. */
void detach(osg::StateSet* stateset);
protected:
virtual ~PhongLightingEffect();
typedef std::list< osg::observer_ptr<osg::StateSet> > StateSetList;
bool _supported;
StateSetList _statesets;
bool _createLightingUniform;
osg::ref_ptr<osg::Uniform> _lightingUniform;
void init();
};
} // namespace osgEarth::Util
#endif // OSGEARTH_PHONG_LIGHTING_EFFECT_H
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