Files
OpenSceneGraph/src/osgUtil/RenderStageLighting.cpp
2005-04-14 21:41:28 +00:00

88 lines
2.5 KiB
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 <osgUtil/RenderStageLighting>
using namespace osg;
using namespace osgUtil;
// register a RenderStageLighting prototype with the RenderBin prototype list.
//RegisterRenderBinProxy<RenderStageLighting> s_registerRenderStageLightingProxy;
RenderStageLighting::RenderStageLighting()
{
}
RenderStageLighting::~RenderStageLighting()
{
}
void RenderStageLighting::reset()
{
_attrList.clear();
_texAttrListMap.clear();
}
void RenderStageLighting::draw(osg::State& state,RenderLeaf*& previous)
{
if (previous)
{
RenderGraph::moveToRootRenderGraph(state,previous->_parent);
state.apply();
previous = NULL;
}
// apply the light list.
for(AttrMatrixList::iterator litr=_attrList.begin();
litr!=_attrList.end();
++litr)
{
state.applyModelViewMatrix((*litr).second.get());
// apply the light source.
litr->first->apply(state);
// tell state about.
state.haveAppliedAttribute(litr->first.get());
// set this state as a global default
state.setGlobalDefaultAttribute(litr->first.get());
}
for(TexUnitAttrMatrixListMap::iterator titr=_texAttrListMap.begin();
titr!=_texAttrListMap.end();
++titr)
{
state.setActiveTextureUnit(titr->first);
AttrMatrixList attrList = titr->second;
for(AttrMatrixList::iterator litr=attrList.begin();
litr!=attrList.end();
++litr)
{
state.applyModelViewMatrix((*litr).second.get());
// apply the light source.
litr->first->apply(state);
// tell state about.
state.haveAppliedTextureAttribute(titr->first, litr->first.get());
// set this state as a global default
state.setGlobalDefaultTextureAttribute(titr->first, litr->first.get());
}
}
}