OpenSceneGraph/src/osg/AlphaFunc.cpp
2005-04-14 21:41:28 +00:00

34 lines
899 B
C++

/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2005 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/AlphaFunc>
using namespace osg;
AlphaFunc::AlphaFunc()
{
_comparisonFunc = ALWAYS;
_referenceValue = 1.0f;
}
AlphaFunc::~AlphaFunc()
{
}
void AlphaFunc::apply(State&) const
{
glAlphaFunc((GLenum)_comparisonFunc,_referenceValue);
}