// Last edited on 2023-06-12 18:59:10 by stolfi

// Global definition of textures for curvature sampler {curvsamp}.

#declare tx_torus = texture_plastic( < 1.000, 0.333, 0.000 > )

#declare tx_core = texture_plastic( < 0.000, 0.667, 1.000 > )

#declare tx_box = texture_plastic( < 0.300, 0.500, 1.000 > )

#declare tx_dir6  = texture_plastic( < 0.000, 0.833, 0.000 > )
#declare tx_dir8  = texture_plastic( < 1.000, 0.333, 0.000 > )
#declare tx_dir12 = texture_plastic( < 0.333, 0.667, 0.000 > )
#declare tx_dir24 = texture_plastic( < 0.000, 0.333, 0.667 > )
#declare tx_dir48 = texture_plastic( < 1.000, 0.167, 1.000 > )