// Last edited on 2024-05-28 09:15:41 by stolfi

#include "js_texture_macros.inc"

// Vert+Edge textures for plain, plane-crossing, and walkover edges:
#declare nut_clr_skel_plain = < 0.450, 0.450, 0.450 >;
#declare nut_tx_skel_plain = texture_matte( nut_clr_skel_plain ) 

#declare nut_clr_skel_cross = < 0.200, 0.500, 0.000 >; 
#declare nut_tx_skel_cross = texture_matte( nut_clr_skel_cross ) 

#declare nut_clr_skel_walk = < 1.000, 0.700, 0.000 >; 
// #declare nut_tx_skel_walk = texture_matte( nut_clr_skel_walk ) 
#declare nut_tx_skel_walk = nut_tx_skel_cross

#declare nut_clr_skel_active = < 1.000, 0.300, 0.000 >; 
#declare nut_tx_skel_active = texture_matte( nut_clr_skel_active ) 

// Texture for faces:
#declare nut_clr_face = < 1.000, 1.000, 0.970 >; 
#declare nut_tx_face = texture_matte_ambient( nut_clr_face, 0.500 )

// Texture for slicing plane:
#declare nut_clr_spla = < 0.700, 0.900, 1.000 >; 
#declare nut_tx_spla = texture_subtle( nut_clr_spla )

// Texture for outer slice polygon:
#declare nut_clr_opoly = < 0.200, 0.000, 1.000 >;
#declare nut_tx_opoly = texture_matte( nut_clr_opoly )

// Texture for inner slice polygon:
#declare nut_clr_ipoly = < 0.000, 0.300, 0.500 >;
#declare nut_tx_ipoly = texture_matte( nut_clr_ipoly )

// Texture for cross-section area:
#declare nut_clr_slice = < 0.700, 0.900, 1.000 >;
#declare nut_tx_slice = texture_less_subtle( nut_clr_slice, 0.500 )

// Texture for invisible objects:
#declare nut_tx_invisible = texture_invisible()
// #declare nut_tx_invisible = texture_lamp( < 1.000, 0.700, 0.000 > )