LineStipple
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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_LINESTIPPLE
#define OSG_LINESTIPPLE 1
#include <osg/StateAttribute>
#ifndef GL_LINE_STIPPLE
#define GL_LINE_STIPPLE 0x0B24
#endif
namespace osg {
class OSG_EXPORT LineStipple : public StateAttribute
{
public :
LineStipple();
LineStipple(GLint factor, GLushort pattern):
_factor(factor),
_pattern(pattern) {}
LineStipple(const LineStipple& lw,const CopyOp& copyop=CopyOp::SHALLOW_COPY):
StateAttribute(lw,copyop),
_factor(lw._factor),
_pattern(lw._pattern) {}
META_StateAttribute(osg, LineStipple, LINESTIPPLE);
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(LineStipple,sa)
// compare each parameter in turn against the rhs.
COMPARE_StateAttribute_Parameter(_factor)
COMPARE_StateAttribute_Parameter(_pattern)
return 0; // passed all the above comparison macros, must be equal.
}
virtual bool getModeUsage(StateAttribute::ModeUsage& usage) const
{
usage.usesMode(GL_LINE_STIPPLE);
return true;
}
void setFactor(GLint factor);
inline GLint getFactor() const { return _factor; }
void setPattern(GLushort pattern);
inline GLushort getPattern() const { return _pattern; }
virtual void apply(State& state) const;
protected :
virtual ~LineStipple();
GLint _factor;
GLushort _pattern;
};
}
#endif
GL_LINE_STIPPLE
#define GL_LINE_STIPPLE
Definition LineStipple:20
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::LineStipple::_pattern
GLushort _pattern
Definition LineStipple:77
osg::LineStipple::getFactor
GLint getFactor() const
Definition LineStipple:64
osg::LineStipple::_factor
GLint _factor
Definition LineStipple:76
osg::LineStipple::LineStipple
LineStipple()
osg::LineStipple::LineStipple
LineStipple(const LineStipple &lw, const CopyOp &copyop=CopyOp::SHALLOW_COPY)
Definition LineStipple:36
osg::LineStipple::apply
virtual void apply(State &state) const
osg::LineStipple::getModeUsage
virtual bool getModeUsage(StateAttribute::ModeUsage &usage) const
Definition LineStipple:57
osg::LineStipple::~LineStipple
virtual ~LineStipple()
osg::LineStipple::setPattern
void setPattern(GLushort pattern)
osg::LineStipple::compare
virtual int compare(const StateAttribute &sa) const
Definition LineStipple:44
osg::LineStipple::getPattern
GLushort getPattern() const
Definition LineStipple:67
osg::LineStipple::LineStipple
LineStipple(GLint factor, GLushort pattern)
Definition LineStipple:31
osg::LineStipple::setFactor
void setFactor(GLint factor)
osg::LineStipple::META_StateAttribute
META_StateAttribute(osg, LineStipple, LINESTIPPLE)
osg::StateAttribute::StateAttribute
StateAttribute()
osg::StateAttribute::LINESTIPPLE
@ LINESTIPPLE
Definition StateAttribute:141
osg::State
Definition State:80
osg
Definition AlphaFunc:19
OSG_EXPORT
#define OSG_EXPORT
Definition osg/Export:39
osg::StateAttribute::ModeUsage
Definition StateAttribute:308
osg::StateAttribute::ModeUsage::usesMode
virtual void usesMode(GLMode mode)=0