FGFS-4.1/OpenSceneGraph
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Added support for OpenGL mode black listing to provide better support

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for extension checking and invalidation of OpenGL modes associated with
extensions.
This commit is contained in:
Robert Osfield
2006-02-22 14:31:13 +00:00
parent bd68d96106
commit 32b929a493
10 changed files with 110 additions and 11 deletions
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18
src/osgUtil/GLObjectsVisitor.cpp
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@@ -60,6 +60,10 @@ void GLObjectsVisitor::apply(osg::Geode& node)
void GLObjectsVisitor::apply(osg::Drawable& drawable)
{
if (_drawablesAppliedSet.count(&drawable)!=0) return;
_drawablesAppliedSet.insert(&drawable);
if (_mode&SWITCH_OFF_DISPLAY_LISTS)
{
drawable.setUseDisplayList(false);
@@ -93,12 +97,22 @@ void GLObjectsVisitor::apply(osg::Drawable& drawable)
void GLObjectsVisitor::apply(osg::StateSet& stateset)
{
if (_mode&COMPILE_STATE_ATTRIBUTES && _state.valid())
if (_stateSetAppliedSet.count(&stateset)!=0) return;
_stateSetAppliedSet.insert(&stateset);
if (_mode & COMPILE_STATE_ATTRIBUTES && _state.valid())
{
stateset.compileGLObjects(*_state);
}
if (_mode&RELEASE_STATE_ATTRIBUTES)
if (_mode & RELEASE_STATE_ATTRIBUTES)
{
stateset.releaseGLObjects(_state.get());
}
if (_mode & CHECK_BLACK_LISTED_MODES)
{
stateset.checkValididityOfAssociatedModes(*_state.get());
}
}