Added rotation of billboard normal into flattern transform Optimizer pass.

2004-01-23 16:29:54 +00:00
parent 635cf7f7c5
commit 2b9707cdfe
1 changed files with 5 additions and 0 deletions
--- a/src/osgUtil/Optimizer.cpp
+++ b/src/osgUtil/Optimizer.cpp
@@ -697,6 +697,11 @@ void CollectLowestTransformsVisitor::doTransform(osg::Object* obj,osg::Matrix& m
        axis.normalize();
        billboard->setAxis(axis);

+        osg::Vec3 normal = osg::Matrix::transform3x3(tf._im,billboard->getNormal());
+        normal.normalize();
+        billboard->setNormal(normal);
+
+
        for(unsigned int i=0;i<billboard->getNumDrawables();++i)
        {
            billboard->setPos(i,billboard->getPos(i)*matrix);