Camera {
  position (0, 0, -5);

  // Cameraframe  up     dir 
  cameraframe (0, 1, 0) (0, 0, 1);
}
Light {
  position (-1.5, 1.5, -5.0);
  diffuse [.7, .7, .7];
}
Light {
  position (1.5, 1.5, -5.0);
  diffuse [.7, .7, .7];
}
Plane {
  position (1.6, 0.8, 1.0);
  normal (0, 0, -1);
  ShadeBlend {
    add Material {
      diffuse [ 0.8, 0.8, 0.8 ];
    }
    multiply Texture {
      image "d:\texture\Bricks\Brick020.jpg";
      transform {
        scale (.2, .2, .2);
      }
    }
  }
}

PolyLine {
   radius .2;
   points {
     (0, 0, 0);
     (1, 0, 0);
     (1, 1, 0);
     (0, 1, 0);
     (-1, 0, 0);
     (0, -1, 0);
     (1, -1, 0);
     (1, 0, 0);
   }
   Material {
      diffuse [ 0.0, 0.7, 0.0 ];
      specular [ 0.2, .2, 0.2 ];
      shininess 20;
   }
}