uv_mapping
// sample for uv_mapping with a bicubic patch
// uv_mapping can also be used for:
// - mesh, mesh2
// - lathe
// - sor
// - sphere
// - box
bicubic_patch {
type 0
flatness 0.01
u_steps 4
v_steps 4
<0, 0, 2>, <1, 0, 0>, <2, 0, 0>, <3, 0, -2>,
<0, 1 0>, <1, 1, 0>, <2, 1, 0>, <3, 1, 0>,
<0, 2, 0>, <1, 2, 0>, <2, 2, 0>, <3, 2, 0>,
<0, 3, 2>, <1, 3, 0>, <2, 3, 0>, <3, 3, -2>
uv_mapping
texture {
pigment {
checker
color Red
color Blue
scale 0.1
}
finish { specular 0.5 }
}
}