C++ (Cpp) Matrix::makeLookAt示例

示例#1

文件： Timeout.cpp 项目： PerhapsCaiv/osg

bool HUDSettings::getModelViewMatrix(osg::Matrix& matrix, osg::NodeVisitor* nv) const
{
    matrix.makeLookAt(osg::Vec3d(0.0,0.0,0.0),osg::Vec3d(0.0,_slideDistance,0.0),osg::Vec3d(0.0,0.0,1.0));

    if (nv)
    {    
        if (nv->getTraversalMask()==_leftMask)
        {
            matrix.postMultTranslate(osg::Vec3(_eyeOffset,0.0,0.0));
        }
        else if (nv->getTraversalMask()==_rightMask)
        {
            matrix.postMultTranslate(osg::Vec3(-_eyeOffset,0.0,0.0));
        }
    }
    
    return true;
}