ShadeModel
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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_SHADEMODEL
#define OSG_SHADEMODEL 1
#include <osg/GL>
#include <osg/StateAttribute>
namespace osg {
#ifndef OSG_GL_FIXED_FUNCTION_AVAILABLE
#define GL_FLAT 0x1D00
#define GL_SMOOTH 0x1D01
#endif
class OSG_EXPORT ShadeModel : public StateAttribute
{
public :
enum Mode {
FLAT = GL_FLAT,
SMOOTH = GL_SMOOTH
};
ShadeModel(Mode mode=SMOOTH);
ShadeModel(const ShadeModel& sm,const CopyOp& copyop=CopyOp::SHALLOW_COPY):
StateAttribute(sm,copyop),
_mode(sm._mode) {}
META_StateAttribute(osg, ShadeModel, SHADEMODEL);
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(ShadeModel,sa)
// compare each parameter in turn against the rhs.
COMPARE_StateAttribute_Parameter(_mode)
return 0; // passed all the above comparison macros, must be equal.
}
inline void setMode(Mode mode) { _mode = mode; }
inline Mode getMode() const { return _mode; }
virtual void apply(State& state) const;
protected:
virtual ~ShadeModel();
Mode _mode;
};
}
#endif
GL_SMOOTH
#define GL_SMOOTH
Definition ShadeModel:24
GL_FLAT
#define GL_FLAT
Definition ShadeModel:23
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
osg::CopyOp
Definition CopyOp:41
osg::CopyOp::SHALLOW_COPY
@ SHALLOW_COPY
Definition CopyOp:47
osg::ShadeModel::getMode
Mode getMode() const
Definition ShadeModel:63
osg::ShadeModel::ShadeModel
ShadeModel(const ShadeModel &sm, const CopyOp &copyop=CopyOp::SHALLOW_COPY)
Definition ShadeModel:41
osg::ShadeModel::META_StateAttribute
META_StateAttribute(osg, ShadeModel, SHADEMODEL)
osg::ShadeModel::_mode
Mode _mode
Definition ShadeModel:71
osg::ShadeModel::ShadeModel
ShadeModel(Mode mode=SMOOTH)
osg::ShadeModel::compare
virtual int compare(const StateAttribute &sa) const
Definition ShadeModel:49
osg::ShadeModel::Mode
Mode
Definition ShadeModel:33
osg::ShadeModel::FLAT
@ FLAT
Definition ShadeModel:34
osg::ShadeModel::SMOOTH
@ SMOOTH
Definition ShadeModel:35
osg::ShadeModel::setMode
void setMode(Mode mode)
Definition ShadeModel:61
osg::ShadeModel::~ShadeModel
virtual ~ShadeModel()
osg::ShadeModel::apply
virtual void apply(State &state) const
osg::StateAttribute::StateAttribute
StateAttribute()
osg::StateAttribute::SHADEMODEL
@ SHADEMODEL
Definition StateAttribute:143
osg::State
Definition State:80
osg
Definition AlphaFunc:19
OSG_EXPORT
#define OSG_EXPORT
Definition osg/Export:39