Ogre_create_v1_plane.cpp

auto& meshMgrV1 = Ogre::v1::MeshManager::getSingleton();
Ogre::v1::MeshPtr planeMeshV1 = meshMgrV1.createPlane( "Plane v1",
                                                      Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME,
                                                      Ogre::Plane( Ogre::Vector3::UNIT_Y, 1.0f ), 500.0f, 500.0f,
                                                      1, 1, true, 1, 4.0f, 4.0f, Ogre::Vector3::UNIT_Z,
                                                      Ogre::v1::HardwareBuffer::HBU_STATIC,
                                                      Ogre::v1::HardwareBuffer::HBU_STATIC );
    
Ogre::MeshPtr planeMesh = Ogre::MeshManager::getSingleton().createManual("Plane", Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME );
    
planeMesh->importV1( planeMeshV1.get(), true, true, true );
{
    Ogre::Item *item = mSceneManager->createItem( planeMesh, Ogre::SCENE_DYNAMIC );
    Ogre::SceneNode *sceneNode = mSceneManager->getRootSceneNode( Ogre::SCENE_DYNAMIC )->
    createChildSceneNode( Ogre::SCENE_DYNAMIC );
    sceneNode->setPosition( 0, -1, 0 );
    sceneNode->attachObject( item );
}