osgearth 设置模型位置和方向
osg::ref_ptr<osg::MatrixTransform> _curtram;osg::ref_ptr<osg::Vec3Array> array =_map[i]._vec3Array;osg::Vec3delement0 = array->at(0);osg::Vec3delement1 = array->at(1);osg::Vec3deleme
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osg::ref_ptr<osg::MatrixTransform> _curtram; osg::ref_ptr<osg::Vec3Array> array = _map[i]._vec3Array; osg::Vec3d element0 = array->at(0); osg::Vec3d element1 = array->at(1); osg::Vec3d elementDir = element0-element1;
osg::Matrixd tmmyup; tmmyup.makeLookAt(elementCenter,elementCenter+elementDir,up); _curtram->setMatrix(osg::Matrixd::inverse(tmmyup));
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