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From Johan Nouvel, added support for range mode

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This commit is contained in:
Robert Osfield
2004-11-20 11:45:14 +00:00
parent d748664df6
commit 3b092690ff
1 changed files with 20 additions and 0 deletions
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20
src/osgPlugins/osg/LOD.cpp
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@@ -48,6 +48,19 @@ bool LOD_readLocalData(Object& obj, Input& fr)
}
if(fr[0].matchWord("RangeMode")){
if(fr[1].matchWord("DISTANCE_FROM_EYE_POINT")){
lod.setRangeMode(osg::LOD::DISTANCE_FROM_EYE_POINT);
}
else {
lod.setRangeMode(osg::LOD::PIXEL_SIZE_ON_SCREEN);
}
fr+=2;
iteratorAdvanced = true;
}
// For backwards compatibility with old style LOD's (pre October 2002).
bool matchFirst = false;
if ((matchFirst=fr.matchSequence("Ranges {")) || fr.matchSequence("Ranges %i {"))
@@ -134,6 +147,13 @@ bool LOD_writeLocalData(const Object& obj, Output& fw)
fw.indent() << "Radius "<<lod.getRadius()<<std::endl;
if(lod.getRangeMode()==osg::LOD::DISTANCE_FROM_EYE_POINT){
fw.indent() << "RangeMode DISTANCE_FROM_EYE_POINT"<<std::endl;
}
else {
fw.indent() << "RangeMode PIXEL_SIZE_ON_SCREEN"<<std::endl;
}
fw.indent() << "RangeList "<<lod.getNumRanges()<<" {"<< std::endl;
fw.moveIn();