LineWidth
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/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2004 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_LINEWIDTH
#define OSG_LINEWIDTH 1
#include <osg/StateAttribute>
namespace osg {
class OSG_EXPORT LineWidth : public StateAttribute
{
public :
LineWidth(float width=1.0f);
LineWidth(const LineWidth& lw,const CopyOp& copyop=CopyOp::SHALLOW_COPY) :
StateAttribute(lw,copyop),
_width(lw._width) {}
META_StateAttribute(osg, LineWidth, LINEWIDTH);
virtual int compare(const StateAttribute& sa) const
{
// check if the types are equal and then create the rhs variable
// used by the COMPARE_StateAttribute_Parameter macros below.
COMPARE_StateAttribute_Types(LineWidth,sa)
// compare each parameter in turn against the rhs.
COMPARE_StateAttribute_Parameter(_width)
return 0; // passed all the above comparison macros, must be equal.
}
void setWidth(float width);
inline float getWidth() const { return _width; }
virtual void apply(State& state) const;
protected :
virtual ~LineWidth();
float _width;
};
}
#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
osg::CopyOp
Definition CopyOp:41
osg::CopyOp::SHALLOW_COPY
@ SHALLOW_COPY
Definition CopyOp:47
osg::LineWidth::setWidth
void setWidth(float width)
osg::LineWidth::apply
virtual void apply(State &state) const
osg::LineWidth::LineWidth
LineWidth(const LineWidth &lw, const CopyOp &copyop=CopyOp::SHALLOW_COPY)
Definition LineWidth:29
osg::LineWidth::META_StateAttribute
META_StateAttribute(osg, LineWidth, LINEWIDTH)
osg::LineWidth::~LineWidth
virtual ~LineWidth()
osg::LineWidth::_width
float _width
Definition LineWidth:58
osg::LineWidth::getWidth
float getWidth() const
Definition LineWidth:50
osg::LineWidth::LineWidth
LineWidth(float width=1.0f)
osg::LineWidth::compare
virtual int compare(const StateAttribute &sa) const
Definition LineWidth:36
osg::StateAttribute::StateAttribute
StateAttribute()
osg::StateAttribute::LINEWIDTH
@ LINEWIDTH
Definition StateAttribute:140
osg::State
Definition State:80
osg
Definition AlphaFunc:19
OSG_EXPORT
#define OSG_EXPORT
Definition osg/Export:39