view {
    units [2]< 1, 0.5 >;
    dotsPerUnit [2]< 150, 150 >;
    viewDepth 7; 
    viewport {
        portal myportal {
            universe u2 ;
            center [1]< -18 >;
            orientation [4]<
                [4]< 1, 0, 0, 0 >,
                [4]< 0, 1, 0, 0 >,
                [4]< 0, 0, 0, 1 >,
                [4]< 0, 0, 1, 0 >
            >;
        };
        channels [3]< @ myportal 0 , @ myportal 1 , @ myportal 2 >;
    };
    image png { common { basename intersection-2; }; };
};
universe u2 {
    dimensions 2;
    
    ambientLight {
        channels [3]< 0.1 , 0.1 , 0.1 >;
    };
    skyColor {
        channels [3]< 0.2 , 0.2 , 0.6 >;
    };
    light {
        position [4]< -10, 5, 14, -10 >;
        falloff 0.0;
        color {
            channels [3]< 0.4 , 0.4 , 0.4 >;
        };
    };
    light {
        position [4]< -14, -8, 5, 10 >;
        falloff 0.0;
        color {
            channels [3]< 0.5 , 0.5 , 0.5 >;
        };
    };
    


    object extrusion {
        dimensions 2;
        
    object intersection { object cylinder {
                              roundDimensions 4;
                              base {
                                  center [4]< 0.05, 0.25, 0, 0 >;
                                  color {
                                      channels [3]< 0.95 , 0.1 , 0.1 >;
                                      specularness 0.3;
                                  };
                              };
                          };
                          object cylinder {
                              roundDimensions 4;
                              base {
                                  center [4]< -0.05, -0.25, 0, 0 >;
                                  color {
                                      channels [3]< 0.1 , 0.95 , 0.1 >;
                                      specularness 0.3;
                                      transparency 0.5;
                                  };
                              };
                          }; };

    };
};
view {
    units [3]< 1, 0.5, 1 >;
    dotsPerUnit [3]< 150, 150, 9 >;
    viewDepth 7; 
    viewport {
        portal myportal {
            universe u2m ;
            center [1]< -18 >;
            orientation [4]<
                [4]< 1, 0, 0, 0 >,
                [4]< 0, 1, 0, 0 >,
                [4]< 0, 0, 0, 1 >,
                [4]< 0, 0, 1, 0 >
            >;
        };
        channels [3]< @ myportal 0 , @ myportal 1 , @ myportal 2 >;
    };
    image png { common { basename intersection-2m; }; };
};
universe u2m {
    dimensions 3;
    
    ambientLight {
        channels [3]< 0.1 , 0.1 , 0.1 >;
    };
    skyColor {
        channels [3]< 0.2 , 0.2 , 0.6 >;
    };
    light {
        position [4]< -10, 5, 14, -10 >;
        falloff 0.0;
        color {
            channels [3]< 0.4 , 0.4 , 0.4 >;
        };
    };
    light {
        position [4]< -14, -8, 5, 10 >;
        falloff 0.0;
        color {
            channels [3]< 0.5 , 0.5 , 0.5 >;
        };
    };
    


    object extrusion {
        dimensions 3;
        
    object intersection { object cylinder {
                              roundDimensions 4;
                              base {
                                  center [4]< 0.05, 0.25, 0, 0 >;
                                  color {
                                      channels [3]< 0.95 , 0.1 , 0.1 >;
                                      specularness 0.3;
                                  };
                              };
                          };
                          object cylinder {
                              roundDimensions 4;
                              base {
                                  center [4]< -0.05, -0.25, 0, 0 >;
                                  color {
                                      channels [3]< 0.1 , 0.95 , 0.1 >;
                                      specularness 0.3;
                                      transparency 0.5;
                                  };
                              };
                          }; };

    };
};
view {
    units [2]< 1, 1 >;
    dotsPerUnit [2]< 150, 150 >;
    viewDepth 7; 
    viewport {
        portal myportal {
            universe u3 ;
            center [1]< -18 >;
        };
        channels [3]< @ myportal 0 , @ myportal 1 , @ myportal 2 >;
    };
    image png { common { basename intersection-3; }; };
};
universe u3 {
    dimensions 3;
    
    ambientLight {
        channels [3]< 0.1 , 0.1 , 0.1 >;
    };
    skyColor {
        channels [3]< 0.2 , 0.2 , 0.6 >;
    };
    light {
        position [4]< -10, 5, 14, -10 >;
        falloff 0.0;
        color {
            channels [3]< 0.4 , 0.4 , 0.4 >;
        };
    };
    light {
        position [4]< -14, -8, 5, 10 >;
        falloff 0.0;
        color {
            channels [3]< 0.5 , 0.5 , 0.5 >;
        };
    };
    


    object extrusion {
        dimensions 3;
        
    object intersection { object cylinder {
                              roundDimensions 4;
                              base {
                                  center [4]< 0.05, 0.25, 0, 0 >;
                                  color {
                                      channels [3]< 0.95 , 0.1 , 0.1 >;
                                      specularness 0.3;
                                  };
                              };
                          };
                          object cylinder {
                              roundDimensions 4;
                              base {
                                  center [4]< -0.05, -0.25, 0, 0 >;
                                  color {
                                      channels [3]< 0.1 , 0.95 , 0.1 >;
                                      specularness 0.3;
                                      transparency 0.5;
                                  };
                              };
                          }; };

    };
};
view {
    units [3]< 1, 1, 1 >;
    dotsPerUnit [3]< 150, 150, 9 >;
    viewDepth 7; 
    viewport {
        portal myportal {
            universe u4 ;
            center [1]< -18 >;
        };
        channels [3]< @ myportal 0 , @ myportal 1 , @ myportal 2 >;
    };
    image png { common { basename intersection-4; }; };
};
universe u4 {
    dimensions 4;
    
    ambientLight {
        channels [3]< 0.1 , 0.1 , 0.1 >;
    };
    skyColor {
        channels [3]< 0.2 , 0.2 , 0.6 >;
    };
    light {
        position [4]< -10, 5, 14, -10 >;
        falloff 0.0;
        color {
            channels [3]< 0.4 , 0.4 , 0.4 >;
        };
    };
    light {
        position [4]< -14, -8, 5, 10 >;
        falloff 0.0;
        color {
            channels [3]< 0.5 , 0.5 , 0.5 >;
        };
    };
    


    object extrusion {
        dimensions 4;
        
    object intersection { object cylinder {
                              roundDimensions 4;
                              base {
                                  center [4]< 0.05, 0.25, 0, 0 >;
                                  color {
                                      channels [3]< 0.95 , 0.1 , 0.1 >;
                                      specularness 0.3;
                                  };
                              };
                          };
                          object cylinder {
                              roundDimensions 4;
                              base {
                                  center [4]< -0.05, -0.25, 0, 0 >;
                                  color {
                                      channels [3]< 0.1 , 0.95 , 0.1 >;
                                      specularness 0.3;
                                      transparency 0.5;
                                  };
                              };
                          }; };

    };
};