package Models is

type Model_Name is (Spaceship, Sphere);

type Gradient_Materials is (G_Turquoise, G_Ruby);

type Models_Field   is array (Model_Name)                                     of GLOBE_3D.p_Object_3D;

type Gradient_Field is array (Gradient_Materials range <>, Positive range <>) of GLOBE_3D.p_Object_3D;

Model_Set : Models_Field;

Spaceship_Gradient : Gradient_Field (Gradient_Materials'Range, 1 .. 10);