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68 lines
1.9 KiB
68 lines
1.9 KiB
/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield |
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* |
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* This library is open source and may be redistributed and/or modified under |
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* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or |
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* (at your option) any later version. The full license is in LICENSE file |
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* included with this distribution, and on the openscenegraph.org website. |
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* |
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* This library is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* OpenSceneGraph Public License for more details. |
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*/ |
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// -*- Mode: c++ -*- |
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#ifndef OSG_POLYGONSTIPPLE |
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#define OSG_POLYGONSTIPPLE 1 |
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#include <osg/StateAttribute> |
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#ifndef GL_POLYGON_STIPPLE |
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#define GL_POLYGON_STIPPLE 0x0B42 |
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#endif |
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namespace osg |
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{ |
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class OSG_EXPORT PolygonStipple : public StateAttribute |
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{ |
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public : |
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PolygonStipple(); |
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PolygonStipple(const GLubyte* mask); |
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/** Copy constructor using CopyOp to manage deep vs shallow copy.*/ |
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PolygonStipple(const PolygonStipple& lw,const CopyOp& copyop=CopyOp::SHALLOW_COPY); |
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META_StateAttribute(osg, PolygonStipple, POLYGONSTIPPLE); |
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/** return -1 if *this < *rhs, 0 if *this==*rhs, 1 if *this>*rhs.*/ |
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virtual int compare(const StateAttribute& sa) const; |
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virtual bool getModeUsage(StateAttribute::ModeUsage& usage) const |
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{ |
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usage.usesMode(GL_POLYGON_STIPPLE); |
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return true; |
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} |
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/** set the mask up, copying 128 bytes (32x32 bitfield) from mask into the local _mask.*/ |
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void setMask(const GLubyte* mask); |
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/** get a pointer to the mask.*/ |
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inline const GLubyte* getMask() const {return _mask;} |
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virtual void apply(State& state) const; |
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protected : |
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virtual ~PolygonStipple(); |
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GLubyte _mask[128]; |
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}; |
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} |
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#endif
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