OpenSceneGraph/src/osg/PolygonMode.cpp

79 lines
1.9 KiB
C++

/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2003 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.
*/
#include <osg/GL>
#include <osg/PolygonMode>
#include <osg/Notify>
using namespace osg;
PolygonMode::PolygonMode()
{
_frontAndBack = true;
_modeFront = FILL;
_modeBack = FILL;
}
PolygonMode::~PolygonMode()
{
}
void PolygonMode::setMode(Face face,Mode mode)
{
switch(face)
{
case(FRONT):
_frontAndBack = false;
_modeFront = mode;
break;
case(BACK):
_frontAndBack = false;
_modeBack = mode;
break;
case(FRONT_AND_BACK):
_frontAndBack = true;
_modeFront = mode;
_modeBack = mode;
break;
}
}
PolygonMode::Mode PolygonMode::getMode(Face face) const
{
switch(face)
{
case(FRONT):
return _modeFront;
case(BACK):
return _modeBack;
case(FRONT_AND_BACK):
return _modeFront;
}
notify(WARN)<<"Warning : invalid Face passed to PolygonMode::getMode(Face face)"<<std::endl;
return _modeFront;
}
void PolygonMode::apply(State&) const
{
if (_frontAndBack)
{
glPolygonMode(GL_FRONT_AND_BACK,(GLenum)_modeFront);
}
else
{
glPolygonMode(GL_FRONT,(GLenum)_modeFront);
glPolygonMode(GL_BACK,(GLenum)_modeBack);
}
}