LightModel
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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.
*/
#ifndef OSG_LIGHTMODEL
#define OSG_LIGHTMODEL 1
#include <osg/StateAttribute>
#include <osg/Vec4>
namespace osg {
class OSG_EXPORT LightModel : public StateAttribute
{
public :
LightModel();
LightModel(const LightModel& lw,const CopyOp& copyop=CopyOp::SHALLOW_COPY):
StateAttribute(lw,copyop),
_ambient(lw._ambient),
_colorControl(lw._colorControl),
_localViewer(lw._localViewer),
_twoSided(lw._twoSided) {}
META_StateAttribute(osg, LightModel, LIGHTMODEL);
virtual int compare(const StateAttribute& sa) const
{
// check the types are equal and then create the rhs variable
// used by the COMPARE_StateAttribute_Parameter macros below.
COMPARE_StateAttribute_Types(LightModel,sa)
// compare each parameter in turn against the rhs.
COMPARE_StateAttribute_Parameter(_ambient)
COMPARE_StateAttribute_Parameter(_colorControl)
COMPARE_StateAttribute_Parameter(_localViewer)
COMPARE_StateAttribute_Parameter(_twoSided)
return 0; // passed all the above comparison macros, must be equal.
}
void setAmbientIntensity(const osg::Vec4& ambient) { _ambient = ambient; }
const osg::Vec4& getAmbientIntensity() const { return _ambient; }
enum ColorControl
{
SEPARATE_SPECULAR_COLOR,
SINGLE_COLOR
};
void setColorControl(ColorControl cc) { _colorControl = cc; }
inline ColorControl getColorControl() const { return _colorControl; }
void setLocalViewer(bool localViewer) { _localViewer=localViewer; }
inline bool getLocalViewer() const { return _localViewer; }
void setTwoSided(bool twoSided) { _twoSided = twoSided; }
inline bool getTwoSided() const { return _twoSided; }
virtual void apply(State& state) const;
protected :
virtual ~LightModel();
osg::Vec4 _ambient;
ColorControl _colorControl;
bool _localViewer;
bool _twoSided;
};
}
#endif
StateAttribute
COMPARE_StateAttribute_Parameter
#define COMPARE_StateAttribute_Parameter(parameter)
Definition StateAttribute:69
COMPARE_StateAttribute_Types
#define COMPARE_StateAttribute_Types(TYPE, rhs_attribute)
Definition StateAttribute:57
Vec4
osg::CopyOp
Definition CopyOp:41
osg::CopyOp::SHALLOW_COPY
@ SHALLOW_COPY
Definition CopyOp:47
osg::LightModel::setTwoSided
void setTwoSided(bool twoSided)
Definition LightModel:74
osg::LightModel::setColorControl
void setColorControl(ColorControl cc)
Definition LightModel:66
osg::LightModel::_twoSided
bool _twoSided
Definition LightModel:89
osg::LightModel::apply
virtual void apply(State &state) const
osg::LightModel::setAmbientIntensity
void setAmbientIntensity(const osg::Vec4 &ambient)
Definition LightModel:56
osg::LightModel::setLocalViewer
void setLocalViewer(bool localViewer)
Definition LightModel:70
osg::LightModel::compare
virtual int compare(const StateAttribute &sa) const
Definition LightModel:40
osg::LightModel::_localViewer
bool _localViewer
Definition LightModel:88
osg::LightModel::META_StateAttribute
META_StateAttribute(osg, LightModel, LIGHTMODEL)
osg::LightModel::LightModel
LightModel(const LightModel &lw, const CopyOp &copyop=CopyOp::SHALLOW_COPY)
Definition LightModel:29
osg::LightModel::~LightModel
virtual ~LightModel()
osg::LightModel::_colorControl
ColorControl _colorControl
Definition LightModel:87
osg::LightModel::ColorControl
ColorControl
Definition LightModel:61
osg::LightModel::SEPARATE_SPECULAR_COLOR
@ SEPARATE_SPECULAR_COLOR
Definition LightModel:62
osg::LightModel::SINGLE_COLOR
@ SINGLE_COLOR
Definition LightModel:63
osg::LightModel::getTwoSided
bool getTwoSided() const
Definition LightModel:75
osg::LightModel::LightModel
LightModel()
osg::LightModel::getLocalViewer
bool getLocalViewer() const
Definition LightModel:71
osg::LightModel::getAmbientIntensity
const osg::Vec4 & getAmbientIntensity() const
Definition LightModel:57
osg::LightModel::_ambient
osg::Vec4 _ambient
Definition LightModel:86
osg::LightModel::getColorControl
ColorControl getColorControl() const
Definition LightModel:67
osg::StateAttribute::StateAttribute
StateAttribute()
osg::StateAttribute::LIGHTMODEL
@ LIGHTMODEL
Definition StateAttribute:148
osg::State
Definition State:80
osg
Definition AlphaFunc:19
osg::Vec4
Vec4f Vec4
Definition Vec4:21
OSG_EXPORT
#define OSG_EXPORT
Definition osg/Export:39