FGFS-4.1/simgear
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Work around apparent OSG 3.2.0 normal binding bug.

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This commit is contained in:
Stuart Buchanan 2013-12-06 22:12:52 +00:00
parent 5bc535a8d2
commit b7662f16e5
1 changed files with 4 additions and 1 deletions
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5
simgear/scene/tgdb/SGBuildingBin.cxx
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@ -158,7 +158,6 @@ BuildingBoundingBoxCallback::computeBound(const Drawable& drawable) const
t->reserve(BUILDING_SET_SIZE * VERTICES_PER_BUILDING);
n->reserve(BUILDING_SET_SIZE * VERTICES_PER_BUILDING);
sharedGeometry->setNormalBinding(osg::Geometry::BIND_PER_VERTEX);
sharedGeometry->setFogCoordBinding(osg::Geometry::BIND_PER_VERTEX);
sharedGeometry->setComputeBoundingBoxCallback(new BuildingBoundingBoxCallback);
sharedGeometry->setUseDisplayList(false);
@ -638,6 +637,10 @@ BuildingBoundingBoxCallback::computeBound(const Drawable& drawable) const
sharedGeometry->setVertexArray(v);
sharedGeometry->setTexCoordArray(0, t);
sharedGeometry->setNormalArray(n);
// Work around a bug in OSG 3.2.0 where BIND_PER_VERTEX appears
// not to take effect if the normal array is set subsequently.
sharedGeometry->setNormalBinding(osg::Geometry::BIND_PER_VERTEX);
}
}