PerspectiveCamera {
    center 0 0 5
    direction 0 0 -1
    up 0 1 0
    angle 30
}

Lights {
    numLights 2
    DirectionalLight {
        direction 0.5 -1 -1 
        color 0.6 0.6 0.6
    }
    DirectionalLight {
        direction -0.5 -1 -1
        color 0.5 0.5 0.5
    }
}

Materials {
    numMaterials 6
    PhongMaterial {
        diffuseColor 1 0 0 
	specularColor 1 1 1
	exponent 64
    }
    PhongMaterial {
        diffuseColor 0 0 1
	specularColor 1 1 1
	exponent 64
    }
    Checkerboard {
        Transform {
	    UniformScale 2
        }
        materialIndex 0
        materialIndex 1
    }
    PhongMaterial {
        diffuseColor 0 1 0
	specularColor 1 1 1
	exponent 64
    }
    PhongMaterial {
        diffuseColor 1 1 0
	specularColor 1 1 1
	exponent 64
    }
    Checkerboard {
        Transform {
	    UniformScale 0.75
        }
        materialIndex 3
        materialIndex 4
    }
}

Background {
    color 0 0 0
    ambientLight 0.1 0.1 0.1
}

Group {
    numObjects 2

    MaterialIndex 2
    Sphere {
	center 0 0.1 0 
        radius 1
    }

    MaterialIndex 5
    Plane {
	normal 0 1 0
        offset -1.02
    }
}